Page 27 - Littelfuse Inc. Products - PTC Resettable Fuses

VLR170UF
Littelfuse Inc.

POLYSWITCH PTC RESET 1.7A STRAP

Package: Strap

Stock22,440
TRF250-120T-R1-B-0.5
Littelfuse Inc.

POLYSWITCH PTC RESET 0.12A HOLD

Package: Radial, Disc

Stock17,124
VTP210SLF
Littelfuse Inc.

POLYSWITCH PTC RESET 2.1A STRAP

Package: Strap

Stock18,804
RXEF250-2
Littelfuse Inc.

POLYSWITCH PTC RESET 2.5A

Package: Radial, Disc

Stock8,118
RXEF250-AP
Littelfuse Inc.

POLYSWITCH PTC RESET 2.5A AMMO

Package: Radial, Disc

Stock8,982
RXEF300K
Littelfuse Inc.

POLYSWITCH PTC RESET 3A HOLD

Package: Radial, Disc

Stock18,636
LVR012S-2
Littelfuse Inc.

POLYSWITCH PTC RESET 0.12A

Package: Radial, Disc

Stock3,528
PICOSMDC012S-2
Littelfuse Inc.

POLYSWITCH .12A RESET FUSE SMD

Package: 0805 (2012 Metric), Concave

Stock8,586
VTP175ULIIF
Littelfuse Inc.

POLYSWITCH PTC RESET 1.75A STRAP

Package: Strap

Stock17,616
RUEF500K
Littelfuse Inc.

POLYSWITCH PTC RESET 5A HOLD

Package: Radial, Disc

Stock21,468
TRF250-055UT
Littelfuse Inc.

POLYSWITCH 0.055A HOLD RADIAL

Package: Radial, Disc

Stock18,276
RGEF700-1
Littelfuse Inc.

POLYSWITCH PTC RESET 7A 25.4MM

Package: Radial, Disc

Stock21,504
RGEF700K
Littelfuse Inc.

POLYSWITCH PTC RESET 7A KINK

Package: Radial, Disc

Stock18,252
30R400UMR
Littelfuse Inc.

PTC RESETTABLE 4A 30V KINK AMMO

Package: Radial, Disc

Stock104,856
RUEF400K-AP
Littelfuse Inc.

POLYSWITCH PTC RESET 4.0A KINK

Package: Radial, Disc

Stock4,968
0603L200SLYR
Littelfuse Inc.

PTC 6V POLYFUSE SURF MOUNT 0603

Package: 0603 (1608 Metric), Concave

Stock30,000
1210L380SLYR
Littelfuse Inc.

PTC RESETBL 6V 3.8A 1210

Package: 1210 (3225 Metric), Concave

Stock18,000
1210L350SLWR
Littelfuse Inc.

PTC RESETBLE 6V 3.5A 1210

Package: 1210 (3225 Metric), Concave

Stock465,600
VLP190UF
Littelfuse Inc.

POLYSWITCH PTC RESET 1.9A STRAP

Package: Strap

Stock22,572
SRP175LF
Littelfuse Inc.

POLYSWITCH PTC RESET 1.75A STRAP

Package: Strap

Stock7,164

Part Number	Manufacturer	Description	Package	Stock	Voltage - Max	Current - Max	Current - Hold (Ih) (Max)	Current - Trip (It)	Time to Trip	Resistance - Initial (Ri) (Min)	Resistance - Post Trip (R1) (Max)	Resistance - 25°C (Typ)	Operating Temperature	Ratings	Mounting Type	Package / Case	Size / Dimension	Height - Seated (Max)	Thickness (Max)	Lead Spacing
VLR170UF	Littelfuse Inc.	POLYSWITCH PTC RESET 1.7A STRAP Type: Polymeric Voltage - Max: 12V Current - Max: 100A Current - Hold (Ih) (Max): 1.7A Current - Trip (It): 4.1A Time to Trip: 5s Resistance - Initial (Ri) (Min): 18 mOhms Resistance - Post Trip (R1) (Max): 64 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 70°C Ratings: - Mounting Type: User Defined Package / Case: Strap Size / Dimension: 0.866" L x 0.142" W (22.00mm x 3.60mm) Height - Seated (Max): - Thickness (Max): 0.028" (0.70mm) Lead Spacing: -	Package: Strap	Stock22,440	12V	100A	1.7A	4.1A	5s	18 mOhms	64 mOhms	-	-40°C ~ 70°C	-	User Defined	Strap	0.866" L x 0.142" W (22.00mm x 3.60mm)	-	0.028" (0.70mm)	-
TRF250-120T-R1-B-0.5	Littelfuse Inc.	POLYSWITCH PTC RESET 0.12A HOLD Type: Polymeric Voltage - Max: 60V (250V Int) Current - Max: 3A Current - Hold (Ih) (Max): 120mA Current - Trip (It): 240mA Time to Trip: 1s Resistance - Initial (Ri) (Min): 6 Ohms Resistance - Post Trip (R1) (Max): 16 Ohms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.256" L x 0.181" W (6.50mm x 4.60mm) Height - Seated (Max): 0.433" (11.00mm) Thickness (Max): - Lead Spacing: 0.197" (5.00mm)	Package: Radial, Disc	Stock17,124	60V (250V Int)	3A	120mA	240mA	1s	6 Ohms	16 Ohms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.256" L x 0.181" W (6.50mm x 4.60mm)	0.433" (11.00mm)	-	0.197" (5.00mm)
VTP210SLF	Littelfuse Inc.	POLYSWITCH PTC RESET 2.1A STRAP Type: Polymeric Voltage - Max: 16V Current - Max: 100A Current - Hold (Ih) (Max): 2.1A Current - Trip (It): 4.7A Time to Trip: 5s Resistance - Initial (Ri) (Min): 18 mOhms Resistance - Post Trip (R1) (Max): 60 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: User Defined Package / Case: Strap Size / Dimension: 1.260" L x 0.209" W (32.00mm x 5.30mm) Height - Seated (Max): - Thickness (Max): 0.032" (0.80mm) Lead Spacing: -	Package: Strap	Stock18,804	16V	100A	2.1A	4.7A	5s	18 mOhms	60 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	1.260" L x 0.209" W (32.00mm x 5.30mm)	-	0.032" (0.80mm)	-
RXEF250-2	Littelfuse Inc.	POLYSWITCH PTC RESET 2.5A Type: Polymeric Voltage - Max: 72V Current - Max: 40A Current - Hold (Ih) (Max): 2.5A Current - Trip (It): 5A Time to Trip: 15.6s Resistance - Initial (Ri) (Min): 50 mOhms Resistance - Post Trip (R1) (Max): 130 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.819" Dia x 0.118" W (20.80mm x 3.00mm) Height - Seated (Max): 1.000" (25.40mm) Thickness (Max): - Lead Spacing: 0.400" (10.15mm)	Package: Radial, Disc	Stock8,118	72V	40A	2.5A	5A	15.6s	50 mOhms	130 mOhms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.819" Dia x 0.118" W (20.80mm x 3.00mm)	1.000" (25.40mm)	-	0.400" (10.15mm)
RXEF250-AP	Littelfuse Inc.	POLYSWITCH PTC RESET 2.5A AMMO Type: Polymeric Voltage - Max: 72V Current - Max: 40A Current - Hold (Ih) (Max): 2.5A Current - Trip (It): 5A Time to Trip: 15.6s Resistance - Initial (Ri) (Min): 50 mOhms Resistance - Post Trip (R1) (Max): 130 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.819" Dia x 0.118" W (20.80mm x 3.00mm) Height - Seated (Max): 1.000" (25.40mm) Thickness (Max): - Lead Spacing: 0.400" (10.15mm)	Package: Radial, Disc	Stock8,982	72V	40A	2.5A	5A	15.6s	50 mOhms	130 mOhms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.819" Dia x 0.118" W (20.80mm x 3.00mm)	1.000" (25.40mm)	-	0.400" (10.15mm)
RXEF300K	Littelfuse Inc.	POLYSWITCH PTC RESET 3A HOLD Type: Polymeric Voltage - Max: 72V Current - Max: 40A Current - Hold (Ih) (Max): 3A Current - Trip (It): 6A Time to Trip: 19.8s Resistance - Initial (Ri) (Min): 40 mOhms Resistance - Post Trip (R1) (Max): 100 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.910" Dia x 0.118" W (23.11mm x 3.00mm) Height - Seated (Max): 1.154" (29.30mm) Thickness (Max): - Lead Spacing: 0.400" (10.15mm)	Package: Radial, Disc	Stock18,636	72V	40A	3A	6A	19.8s	40 mOhms	100 mOhms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.910" Dia x 0.118" W (23.11mm x 3.00mm)	1.154" (29.30mm)	-	0.400" (10.15mm)
LVR012S-2	Littelfuse Inc.	POLYSWITCH PTC RESET 0.12A Type: Polymeric Voltage - Max: 240V (265V Int) Current - Max: 1.2A Current - Hold (Ih) (Max): 120mA Current - Trip (It): 300mA Time to Trip: 15s Resistance - Initial (Ri) (Min): 3 Ohms Resistance - Post Trip (R1) (Max): 12 Ohms Resistance - 25°C (Typ): - Operating Temperature: -20°C ~ 85°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.327" Dia x 0.150" W (8.30mm x 3.80mm) Height - Seated (Max): 0.430" (10.70mm) Thickness (Max): - Lead Spacing: 0.200" (5.08mm)	Package: Radial, Disc	Stock3,528	240V (265V Int)	1.2A	120mA	300mA	15s	3 Ohms	12 Ohms	-	-20°C ~ 85°C	-	Through Hole	Radial, Disc	0.327" Dia x 0.150" W (8.30mm x 3.80mm)	0.430" (10.70mm)	-	0.200" (5.08mm)
PICOSMDC012S-2	Littelfuse Inc.	POLYSWITCH .12A RESET FUSE SMD Type: Polymeric Voltage - Max: 15V Current - Max: 100A Current - Hold (Ih) (Max): 120mA Current - Trip (It): 300mA Time to Trip: 100ms Resistance - Initial (Ri) (Min): 1.5 Ohms Resistance - Post Trip (R1) (Max): 9 Ohms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Surface Mount Package / Case: 0805 (2012 Metric), Concave Size / Dimension: 0.083" L x 0.055" W (2.10mm x 1.40mm) Height - Seated (Max): - Thickness (Max): 0.027" (0.68mm) Lead Spacing: -	Package: 0805 (2012 Metric), Concave	Stock8,586	15V	100A	120mA	300mA	100ms	1.5 Ohms	9 Ohms	-	-40°C ~ 85°C	-	Surface Mount	0805 (2012 Metric), Concave	0.083" L x 0.055" W (2.10mm x 1.40mm)	-	0.027" (0.68mm)	-
VTP175ULIIF	Littelfuse Inc.	POLYSWITCH PTC RESET 1.75A STRAP Type: Polymeric Voltage - Max: 16V Current - Max: 100A Current - Hold (Ih) (Max): 1.75A Current - Trip (It): 3.6A Time to Trip: 5s Resistance - Initial (Ri) (Min): 29 mOhms Resistance - Post Trip (R1) (Max): 102 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: User Defined Package / Case: Strap Size / Dimension: - Height - Seated (Max): - Thickness (Max): - Lead Spacing: -	Package: Strap	Stock17,616	16V	100A	1.75A	3.6A	5s	29 mOhms	102 mOhms	-	-40°C ~ 85°C	-	User Defined	Strap	-	-	-	-
RUEF500K	Littelfuse Inc.	POLYSWITCH PTC RESET 5A HOLD Type: Polymeric Voltage - Max: 30V Current - Max: 100A Current - Hold (Ih) (Max): 5A Current - Trip (It): 10A Time to Trip: 14.5s Resistance - Initial (Ri) (Min): 10 mOhms Resistance - Post Trip (R1) (Max): 50 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.551" L x 0.118" W (14.00mm x 3.00mm) Height - Seated (Max): 1.008" (25.60mm) Thickness (Max): - Lead Spacing: 0.400" (10.15mm)	Package: Radial, Disc	Stock21,468	30V	100A	5A	10A	14.5s	10 mOhms	50 mOhms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.551" L x 0.118" W (14.00mm x 3.00mm)	1.008" (25.60mm)	-	0.400" (10.15mm)
TRF250-055UT	Littelfuse Inc.	POLYSWITCH 0.055A HOLD RADIAL Type: Polymeric Voltage - Max: 60V (250V Int) Current - Max: 3A Current - Hold (Ih) (Max): 55mA Current - Trip (It): 170mA Time to Trip: 5s Resistance - Initial (Ri) (Min): 15 Ohms Resistance - Post Trip (R1) (Max): 35 Ohms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.189" Dia x 0.150" W (4.80mm x 3.80mm) Height - Seated (Max): 0.370" (9.30mm) Thickness (Max): - Lead Spacing: 0.200" (5.08mm)	Package: Radial, Disc	Stock18,276	60V (250V Int)	3A	55mA	170mA	5s	15 Ohms	35 Ohms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.189" Dia x 0.150" W (4.80mm x 3.80mm)	0.370" (9.30mm)	-	0.200" (5.08mm)
RGEF700-1	Littelfuse Inc.	POLYSWITCH PTC RESET 7A 25.4MM Type: Polymeric Voltage - Max: 16V Current - Max: 100A Current - Hold (Ih) (Max): 7A Current - Trip (It): 11.9A Time to Trip: 3.5s Resistance - Initial (Ri) (Min): 7.7 mOhms Resistance - Post Trip (R1) (Max): 20 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.421" L x 0.098" W (10.70mm x 2.50mm) Height - Seated (Max): 0.776" (19.70mm) Thickness (Max): - Lead Spacing: 0.199" (5.05mm)	Package: Radial, Disc	Stock21,504	16V	100A	7A	11.9A	3.5s	7.7 mOhms	20 mOhms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.421" L x 0.098" W (10.70mm x 2.50mm)	0.776" (19.70mm)	-	0.199" (5.05mm)
RGEF700K	Littelfuse Inc.	POLYSWITCH PTC RESET 7A KINK Type: Polymeric Voltage - Max: 16V Current - Max: 100A Current - Hold (Ih) (Max): 7A Current - Trip (It): 11.9A Time to Trip: 3.5s Resistance - Initial (Ri) (Min): 7.7 mOhms Resistance - Post Trip (R1) (Max): 20 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.421" L x 0.098" W (10.70mm x 2.50mm) Height - Seated (Max): 0.874" (22.20mm) Thickness (Max): - Lead Spacing: 0.199" (5.05mm)	Package: Radial, Disc	Stock18,252	16V	100A	7A	11.9A	3.5s	7.7 mOhms	20 mOhms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.421" L x 0.098" W (10.70mm x 2.50mm)	0.874" (22.20mm)	-	0.199" (5.05mm)
30R400UMR	Littelfuse Inc.	PTC RESETTABLE 4A 30V KINK AMMO Type: Polymeric Voltage - Max: 30V Current - Max: 40A Current - Hold (Ih) (Max): 4A Current - Trip (It): 8A Time to Trip: 12.7s Resistance - Initial (Ri) (Min): 10 mOhms Resistance - Post Trip (R1) (Max): 50 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.551" L x 0.118" W (14.00mm x 3.00mm) Height - Seated (Max): 0.870" (22.00mm) Thickness (Max): - Lead Spacing: 0.201" (5.10mm)	Package: Radial, Disc	Stock104,856	30V	40A	4A	8A	12.7s	10 mOhms	50 mOhms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.551" L x 0.118" W (14.00mm x 3.00mm)	0.870" (22.00mm)	-	0.201" (5.10mm)
RUEF400K-AP	Littelfuse Inc.	POLYSWITCH PTC RESET 4.0A KINK Type: Polymeric Voltage - Max: 30V Current - Max: 100A Current - Hold (Ih) (Max): 4A Current - Trip (It): 8A Time to Trip: 12.7s Resistance - Initial (Ri) (Min): 10 mOhms Resistance - Post Trip (R1) (Max): 50 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.551" L x 0.118" W (14.00mm x 3.00mm) Height - Seated (Max): 0.839" (21.30mm) Thickness (Max): - Lead Spacing: 0.199" (5.05mm)	Package: Radial, Disc	Stock4,968	30V	100A	4A	8A	12.7s	10 mOhms	50 mOhms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.551" L x 0.118" W (14.00mm x 3.00mm)	0.839" (21.30mm)	-	0.199" (5.05mm)
0603L200SLYR	Littelfuse Inc.	PTC 6V POLYFUSE SURF MOUNT 0603 Type: Polymeric Voltage - Max: 6V Current - Max: 50A Current - Hold (Ih) (Max): 2A Current - Trip (It): 4A Time to Trip: 1s Resistance - Initial (Ri) (Min): 5 mOhms Resistance - Post Trip (R1) (Max): 50 mOhms Resistance - 25°C (Typ): - Operating Temperature: - Ratings: - Mounting Type: Surface Mount Package / Case: 0603 (1608 Metric), Concave Size / Dimension: 0.063" L x 0.032" W (1.60mm x 0.80mm) Height - Seated (Max): - Thickness (Max): 0.039" (1.00mm) Lead Spacing: -	Package: 0603 (1608 Metric), Concave	Stock30,000	6V	50A	2A	4A	1s	5 mOhms	50 mOhms	-	-	-	Surface Mount	0603 (1608 Metric), Concave	0.063" L x 0.032" W (1.60mm x 0.80mm)	-	0.039" (1.00mm)	-
1210L380SLYR	Littelfuse Inc.	PTC RESETBL 6V 3.8A 1210 Type: Polymeric Voltage - Max: 6V Current - Max: 50A Current - Hold (Ih) (Max): 3.8A Current - Trip (It): 8A Time to Trip: 5s Resistance - Initial (Ri) (Min): 2 mOhms Resistance - Post Trip (R1) (Max): 16 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Surface Mount Package / Case: 1210 (3225 Metric), Concave Size / Dimension: 0.127" L x 0.102" W (3.22mm x 2.58mm) Height - Seated (Max): - Thickness (Max): 0.028" (0.70mm) Lead Spacing: -	Package: 1210 (3225 Metric), Concave	Stock18,000	6V	50A	3.8A	8A	5s	2 mOhms	16 mOhms	-	-40°C ~ 85°C	-	Surface Mount	1210 (3225 Metric), Concave	0.127" L x 0.102" W (3.22mm x 2.58mm)	-	0.028" (0.70mm)	-
1210L350SLWR	Littelfuse Inc.	PTC RESETBLE 6V 3.5A 1210 Type: Polymeric Voltage - Max: 6V Current - Max: 50A Current - Hold (Ih) (Max): 3.5A Current - Trip (It): 7A Time to Trip: 2s Resistance - Initial (Ri) (Min): 3 mOhms Resistance - Post Trip (R1) (Max): 18 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Surface Mount Package / Case: 1210 (3225 Metric), Concave Size / Dimension: 0.127" L x 0.102" W (3.22mm x 2.58mm) Height - Seated (Max): - Thickness (Max): 0.028" (0.70mm) Lead Spacing: -	Package: 1210 (3225 Metric), Concave	Stock465,600	6V	50A	3.5A	7A	2s	3 mOhms	18 mOhms	-	-40°C ~ 85°C	-	Surface Mount	1210 (3225 Metric), Concave	0.127" L x 0.102" W (3.22mm x 2.58mm)	-	0.028" (0.70mm)	-
VLP190UF	Littelfuse Inc.	POLYSWITCH PTC RESET 1.9A STRAP Type: Polymeric Voltage - Max: 16V Current - Max: 60A Current - Hold (Ih) (Max): 1.9A Current - Trip (It): 4.7A Time to Trip: 5s Resistance - Initial (Ri) (Min): 21 mOhms Resistance - Post Trip (R1) (Max): 72 mOhms Resistance - 25°C (Typ): - Operating Temperature: - Ratings: - Mounting Type: User Defined Package / Case: Strap Size / Dimension: 1.004" L x 0.906" W (25.50mm x 23.00mm) Height - Seated (Max): - Thickness (Max): 0.276" (7.00mm) Lead Spacing: -	Package: Strap	Stock22,572	16V	60A	1.9A	4.7A	5s	21 mOhms	72 mOhms	-	-	-	User Defined	Strap	1.004" L x 0.906" W (25.50mm x 23.00mm)	-	0.276" (7.00mm)	-
SRP175LF	Littelfuse Inc.	POLYSWITCH PTC RESET 1.75A STRAP Type: Polymeric Voltage - Max: 15V Current - Max: 100A Current - Hold (Ih) (Max): 1.75A Current - Trip (It): 3.8A Time to Trip: 5s Resistance - Initial (Ri) (Min): 50 mOhms Resistance - Post Trip (R1) (Max): 90 mOhms Resistance - 25°C (Typ): - Operating Temperature: - Ratings: - Mounting Type: User Defined Package / Case: Strap Size / Dimension: 0.866" L x 0.199" W (22.00mm x 5.05mm) Height - Seated (Max): - Thickness (Max): 0.039" (1.00mm) Lead Spacing: -	Package: Strap	Stock7,164	15V	100A	1.75A	3.8A	5s	50 mOhms	90 mOhms	-	-	-	User Defined	Strap	0.866" L x 0.199" W (22.00mm x 5.05mm)	-	0.039" (1.00mm)	-
RHEF050-2	Littelfuse Inc.	POLYSWITCH PTC RESET .50A Type: Polymeric Voltage - Max: 30V Current - Max: 40A Current - Hold (Ih) (Max): 500mA Current - Trip (It): 920mA Time to Trip: 2.5s Resistance - Initial (Ri) (Min): 480 mOhms Resistance - Post Trip (R1) (Max): 1.1 Ohms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 125°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.291" Dia x 0.118" W (7.40mm x 3.00mm) Height - Seated (Max): 0.500" (12.70mm) Thickness (Max): - Lead Spacing: 0.199" (5.05mm)	Package: Radial, Disc	Stock3,492	30V	40A	500mA	920mA	2.5s	480 mOhms	1.1 Ohms	-	-40°C ~ 125°C	-	Through Hole	Radial, Disc	0.291" Dia x 0.118" W (7.40mm x 3.00mm)	0.500" (12.70mm)	-	0.199" (5.05mm)
RXEF185K-AP	Littelfuse Inc.	POLYSWITCH PTC 1.85A KINKED AMMO Type: Polymeric Voltage - Max: 72V Current - Max: 40A Current - Hold (Ih) (Max): 1.85A Current - Trip (It): 3.7A Time to Trip: 12.6s Resistance - Initial (Ri) (Min): 80 mOhms Resistance - Post Trip (R1) (Max): 190 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.660" Dia x 0.118" W (16.76mm x 3.00mm) Height - Seated (Max): 0.905" (23.00mm) Thickness (Max): - Lead Spacing: 0.199" (5.05mm)	Package: Radial, Disc	Stock7,488	72V	40A	1.85A	3.7A	12.6s	80 mOhms	190 mOhms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.660" Dia x 0.118" W (16.76mm x 3.00mm)	0.905" (23.00mm)	-	0.199" (5.05mm)
RXEF185-AP	Littelfuse Inc.	POLYSWITCH PTC RESET 1.85A AMMO Type: Polymeric Voltage - Max: 72V Current - Max: 40A Current - Hold (Ih) (Max): 1.85A Current - Trip (It): 3.7A Time to Trip: 12.6s Resistance - Initial (Ri) (Min): 80 mOhms Resistance - Post Trip (R1) (Max): 190 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.689" Dia x 0.118" W (17.50mm x 3.00mm) Height - Seated (Max): 0.882" (22.40mm) Thickness (Max): - Lead Spacing: 0.199" (5.05mm)	Package: Radial, Disc	Stock5,706	72V	40A	1.85A	3.7A	12.6s	80 mOhms	190 mOhms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.689" Dia x 0.118" W (17.50mm x 3.00mm)	0.882" (22.40mm)	-	0.199" (5.05mm)
RXEF160-AP	Littelfuse Inc.	POLYSWITCH PTC RESET 1.6A AMMO Type: Polymeric Voltage - Max: 72V Current - Max: 40A Current - Hold (Ih) (Max): 1.6A Current - Trip (It): 3.2A Time to Trip: 11.4s Resistance - Initial (Ri) (Min): 90 mOhms Resistance - Post Trip (R1) (Max): 220 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.642" Dia x 0.118" W (16.30mm x 3.00mm) Height - Seated (Max): 0.820" (20.80mm) Thickness (Max): - Lead Spacing: 0.199" (5.05mm)	Package: Radial, Disc	Stock3,114	72V	40A	1.6A	3.2A	11.4s	90 mOhms	220 mOhms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.642" Dia x 0.118" W (16.30mm x 3.00mm)	0.820" (20.80mm)	-	0.199" (5.05mm)
60R160XMR	Littelfuse Inc.	PTC RESETTABLE 60V 1.6A RADIAL Type: Polymeric Voltage - Max: 60V Current - Max: 40A Current - Hold (Ih) (Max): 1.6A Current - Trip (It): 3.2A Time to Trip: 11.4s Resistance - Initial (Ri) (Min): 90 mOhms Resistance - Post Trip (R1) (Max): 220 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.600" Dia x 0.120" W (15.24mm x 3.10mm) Height - Seated (Max): 0.850" (21.60mm) Thickness (Max): - Lead Spacing: 0.201" (5.10mm)	Package: Radial, Disc	Stock14,016	60V	40A	1.6A	3.2A	11.4s	90 mOhms	220 mOhms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.600" Dia x 0.120" W (15.24mm x 3.10mm)	0.850" (21.60mm)	-	0.201" (5.10mm)
RUEF300K-AP	Littelfuse Inc.	POLYSWITCH PTC RESET 3.0A KINK Type: Polymeric Voltage - Max: 30V Current - Max: 100A Current - Hold (Ih) (Max): 3A Current - Trip (It): 6A Time to Trip: 10.8s Resistance - Initial (Ri) (Min): 20 mOhms Resistance - Post Trip (R1) (Max): 80 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.449" L x 0.118" W (11.40mm x 3.00mm) Height - Seated (Max): 0.650" (16.50mm) Thickness (Max): - Lead Spacing: 0.199" (5.05mm)	Package: Radial, Disc	Stock19,992	30V	100A	3A	6A	10.8s	20 mOhms	80 mOhms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.449" L x 0.118" W (11.40mm x 3.00mm)	0.650" (16.50mm)	-	0.199" (5.05mm)
1812L200THPR	Littelfuse Inc.	PTC 2.00A 8VDC RESETTABLE 1812L Type: Polymeric Voltage - Max: 8V Current - Max: 100A Current - Hold (Ih) (Max): 2A Current - Trip (It): 3.5A Time to Trip: 2s Resistance - Initial (Ri) (Min): 20 mOhms Resistance - Post Trip (R1) (Max): 70 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Surface Mount Package / Case: 1812 (4532 Metric), Concave Size / Dimension: 0.179" L x 0.128" W (4.55mm x 3.24mm) Height - Seated (Max): - Thickness (Max): 0.024" (0.60mm) Lead Spacing: -	Package: 1812 (4532 Metric), Concave	Stock520,260	8V	100A	2A	3.5A	2s	20 mOhms	70 mOhms	-	-40°C ~ 85°C	-	Surface Mount	1812 (4532 Metric), Concave	0.179" L x 0.128" W (4.55mm x 3.24mm)	-	0.024" (0.60mm)	-
RXEF135-AP	Littelfuse Inc.	POLYSWITCH PTC RESET 1.35A AMMO Type: Polymeric Voltage - Max: 72V Current - Max: 40A Current - Hold (Ih) (Max): 1.35A Current - Trip (It): 2.7A Time to Trip: 9.6s Resistance - Initial (Ri) (Min): 120 mOhms Resistance - Post Trip (R1) (Max): 300 mOhms Resistance - 25°C (Typ): - Operating Temperature: -40°C ~ 85°C Ratings: - Mounting Type: Through Hole Package / Case: Radial, Disc Size / Dimension: 0.571" Dia x 0.118" W (14.50mm x 3.00mm) Height - Seated (Max): 0.750" (19.10mm) Thickness (Max): - Lead Spacing: 0.200" (5.08mm)	Package: Radial, Disc	Stock5,220	72V	40A	1.35A	2.7A	9.6s	120 mOhms	300 mOhms	-	-40°C ~ 85°C	-	Through Hole	Radial, Disc	0.571" Dia x 0.118" W (14.50mm x 3.00mm)	0.750" (19.10mm)	-	0.200" (5.08mm)