Page 2 - Littelfuse Inc. Products - Signal Relays, Up to 2 Amps

HE721A1230
Littelfuse Inc.

RELAY REED SPST 500MA 12V

Package: -

Stock8,046
HE721A0530
Littelfuse Inc.

RELAY REED SPST 500MA 5V

Package: -

Stock4,320
HE721A0520
Littelfuse Inc.

RELAY REED SPST 500MA 5V

Package: -

Stock2,736
HE722A0600
Littelfuse Inc.

RELAY REED DPST 500MA 5V

Package: -

Stock240,000
HE722A1250
Littelfuse Inc.

RELAY REED DPST 500MA 12V

Package: -

Stock6,264
HE721A1240
Littelfuse Inc.

RELAY REED SPST 500MA 12V

Package: -

Stock4,554
HE721A1220
Littelfuse Inc.

RELAY REED SPST 500MA 12V

Package: -

Stock5,616
HE722A0610
Littelfuse Inc.

RELAY REED DPST 500MA 5V

Package: -

Stock8,694
HE3351A0500
Littelfuse Inc.

RELAY REED SPST 1A 5V

Package: -

Stock8,244
HE751A2410
Littelfuse Inc.

RELAY REED SPST 500MA 24V

Package: -

Stock3,168
HE3621A0540
Littelfuse Inc.

RELAY REED SPST 500MA 5V

Package: -

Stock3,978
HE3621A0550
Littelfuse Inc.

RELAY REED SPST 500MA 5V

Package: -

Stock8,424
HE751A1200
Littelfuse Inc.

RELAY REED SPST 500MA 12V

Package: -

Stock8,514
HE721A0540
Littelfuse Inc.

RELAY REED SPST 500MA 5V

Package: -

Stock6,606
HE3621A6012
Littelfuse Inc.

RELAY REED SPST 500MA 12V

Package: -

Stock4,158
HE721C2410
Littelfuse Inc.

RELAY REED SPDT 250MA 24V

Package: -

Stock2,412
HE3321C0500
Littelfuse Inc.

RELAY REED SPDT 250MA 5V

Package: -

Stock6,444
HE721C0500
Littelfuse Inc.

RELAY REED SPDT 250MA 5V

Package: -

Stock3,618
HE3621A1200
Littelfuse Inc.

RELAY REED SPST 500MA 12V

Package: -

Stock7,614
HE3621A0510
Littelfuse Inc.

RELAY REED SPST 500MA 5V

Package: -

Stock17,904

Part Number	Manufacturer	Description	Package	Stock	Coil Type	Coil Current	Coil Voltage	Contact Form	Contact Rating (Current)	Switching Voltage	Turn On Voltage (Max)	Turn Off Voltage (Min)	Operate Time	Release Time	Features	Mounting Type	Termination Style
HE721A1230	Littelfuse Inc.	RELAY REED SPST 500MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 12mA Coil Voltage: 12VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 1ms Release Time: 1ms Features: Diode, Electrostatic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock8,046	Non Latching	12mA	12VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	8 VDC	1 VDC	1ms	1ms	Diode, Electrostatic Shield	Through Hole	PC Pin
HE721A0530	Littelfuse Inc.	RELAY REED SPST 500MA 5V Relay Type: Reed Coil Type: Non Latching Coil Current: 10mA Coil Voltage: 5VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 3.75 VDC Turn Off Voltage (Min): 0.5 VDC Operate Time: 1ms Release Time: 1ms Features: Diode, Electrostatic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock4,320	Non Latching	10mA	5VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	3.75 VDC	0.5 VDC	1ms	1ms	Diode, Electrostatic Shield	Through Hole	PC Pin
HE721A0520	Littelfuse Inc.	RELAY REED SPST 500MA 5V Relay Type: Reed Coil Type: Non Latching Coil Current: 10mA Coil Voltage: 5VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 3.75 VDC Turn Off Voltage (Min): 0.5 VDC Operate Time: 1ms Release Time: 1ms Features: Electrostatic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock2,736	Non Latching	10mA	5VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	3.75 VDC	0.5 VDC	1ms	1ms	Electrostatic Shield	Through Hole	PC Pin
HE722A0600	Littelfuse Inc.	RELAY REED DPST 500MA 5V Relay Type: Reed Coil Type: Non Latching Coil Current: 33.3mA Coil Voltage: 5VDC Contact Form: DPST (2 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 3.75 VDC Turn Off Voltage (Min): 0.5 VDC Operate Time: 1ms Release Time: 1ms Features: - Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock240,000	Non Latching	33.3mA	5VDC	DPST (2 Form A)	500mA	200VDC - Max	3.75 VDC	0.5 VDC	1ms	1ms	-	Through Hole	PC Pin
HE722A1250	Littelfuse Inc.	RELAY REED DPST 500MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 24mA Coil Voltage: 12VDC Contact Form: DPST (2 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 1ms Release Time: 1ms Features: Diode, External Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock6,264	Non Latching	24mA	12VDC	DPST (2 Form A)	500mA	200VDC - Max	8 VDC	1 VDC	1ms	1ms	Diode, External Magnetic Shield	Through Hole	PC Pin
HE721A1240	Littelfuse Inc.	RELAY REED SPST 500MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 12mA Coil Voltage: 12VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 1ms Release Time: 1ms Features: Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock4,554	Non Latching	12mA	12VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	8 VDC	1 VDC	1ms	1ms	Magnetic Shield	Through Hole	PC Pin
HE721A1220	Littelfuse Inc.	RELAY REED SPST 500MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 12mA Coil Voltage: 12VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 1ms Release Time: 1ms Features: Electrostatic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock5,616	Non Latching	12mA	12VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	8 VDC	1 VDC	1ms	1ms	Electrostatic Shield	Through Hole	PC Pin
HE722A0610	Littelfuse Inc.	RELAY REED DPST 500MA 5V Relay Type: Reed Coil Type: Non Latching Coil Current: 33.3mA Coil Voltage: 5VDC Contact Form: DPST (2 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 3.75 VDC Turn Off Voltage (Min): 0.5 VDC Operate Time: 1ms Release Time: 1ms Features: Diode Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock8,694	Non Latching	33.3mA	5VDC	DPST (2 Form A)	500mA	200VDC - Max	3.75 VDC	0.5 VDC	1ms	1ms	Diode	Through Hole	PC Pin
HE3351A0500	Littelfuse Inc.	RELAY REED SPST 1A 5V Relay Type: Reed Coil Type: Non Latching Coil Current: 40mA Coil Voltage: 5VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 1A Switching Voltage: 300VDC - Max Turn On Voltage (Max): 3.75 VDC Turn Off Voltage (Min): 0.5 VDC Operate Time: 1ms Release Time: 1ms Features: - Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock8,244	Non Latching	40mA	5VDC	SPST-NO (1 Form A)	1A	300VDC - Max	3.75 VDC	0.5 VDC	1ms	1ms	-	Through Hole	PC Pin
HE751A2410	Littelfuse Inc.	RELAY REED SPST 500MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 11.1mA Coil Voltage: 24VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 300VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 1ms Release Time: 1ms Features: Diode Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock3,168	Non Latching	11.1mA	24VDC	SPST-NO (1 Form A)	500mA	300VDC - Max	16 VDC	2 VDC	1ms	1ms	Diode	Through Hole	PC Pin
HE3621A0540	Littelfuse Inc.	RELAY REED SPST 500MA 5V Relay Type: Reed Coil Type: Non Latching Coil Current: 10mA Coil Voltage: 5VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 3.75 VDC Turn Off Voltage (Min): 0.5 VDC Operate Time: 1ms Release Time: 1ms Features: Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock3,978	Non Latching	10mA	5VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	3.75 VDC	0.5 VDC	1ms	1ms	Magnetic Shield	Through Hole	PC Pin
HE3621A0550	Littelfuse Inc.	RELAY REED SPST 500MA 5V Relay Type: Reed Coil Type: Non Latching Coil Current: 10mA Coil Voltage: 5VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 3.75 VDC Turn Off Voltage (Min): 0.5 VDC Operate Time: 1ms Release Time: 1ms Features: Diode, External Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock8,424	Non Latching	10mA	5VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	3.75 VDC	0.5 VDC	1ms	1ms	Diode, External Magnetic Shield	Through Hole	PC Pin
HE751A1200	Littelfuse Inc.	RELAY REED SPST 500MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 12mA Coil Voltage: 12VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 300VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 1ms Release Time: 1ms Features: - Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock8,514	Non Latching	12mA	12VDC	SPST-NO (1 Form A)	500mA	300VDC - Max	8 VDC	1 VDC	1ms	1ms	-	Through Hole	PC Pin
HE721A0540	Littelfuse Inc.	RELAY REED SPST 500MA 5V Relay Type: Reed Coil Type: Non Latching Coil Current: 10mA Coil Voltage: 5VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 3.75 VDC Turn Off Voltage (Min): 0.5 VDC Operate Time: 1ms Release Time: 1ms Features: Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock6,606	Non Latching	10mA	5VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	3.75 VDC	0.5 VDC	1ms	1ms	Magnetic Shield	Through Hole	PC Pin
HE3621A6012	Littelfuse Inc.	RELAY REED SPST 500MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 6mA Coil Voltage: 12VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 1ms Release Time: 1ms Features: - Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock4,158	Non Latching	6mA	12VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	8 VDC	1 VDC	1ms	1ms	-	Through Hole	PC Pin
HE721C2410	Littelfuse Inc.	RELAY REED SPDT 250MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 12mA Coil Voltage: 24VDC Contact Form: SPDT (1 Form C) Contact Rating (Current): 250mA Switching Voltage: 175VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 3ms Release Time: 3ms Features: Diode Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock2,412	Non Latching	12mA	24VDC	SPDT (1 Form C)	250mA	175VDC - Max	16 VDC	2 VDC	3ms	3ms	Diode	Through Hole	PC Pin
HE3321C0500	Littelfuse Inc.	RELAY REED SPDT 250MA 5V Relay Type: Reed Coil Type: Non Latching Coil Current: 40mA Coil Voltage: 5VDC Contact Form: SPDT (1 Form C) Contact Rating (Current): 250mA Switching Voltage: 175VDC - Max Turn On Voltage (Max): 3.75 VDC Turn Off Voltage (Min): 0.5 VDC Operate Time: 3ms Release Time: 3ms Features: - Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock6,444	Non Latching	40mA	5VDC	SPDT (1 Form C)	250mA	175VDC - Max	3.75 VDC	0.5 VDC	3ms	3ms	-	Through Hole	PC Pin
HE721C0500	Littelfuse Inc.	RELAY REED SPDT 250MA 5V Relay Type: Reed Coil Type: Non Latching Coil Current: 25mA Coil Voltage: 5VDC Contact Form: SPDT (1 Form C) Contact Rating (Current): 250mA Switching Voltage: 175VDC - Max Turn On Voltage (Max): 3.75 VDC Turn Off Voltage (Min): 0.5 VDC Operate Time: 3ms Release Time: 3ms Features: - Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock3,618	Non Latching	25mA	5VDC	SPDT (1 Form C)	250mA	175VDC - Max	3.75 VDC	0.5 VDC	3ms	3ms	-	Through Hole	PC Pin
HE3621A1200	Littelfuse Inc.	RELAY REED SPST 500MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 12mA Coil Voltage: 12VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 1ms Release Time: 1ms Features: - Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock7,614	Non Latching	12mA	12VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	8 VDC	1 VDC	1ms	1ms	-	Through Hole	PC Pin
HE3621A0510	Littelfuse Inc.	RELAY REED SPST 500MA 5V Relay Type: Reed Coil Type: Non Latching Coil Current: 10mA Coil Voltage: 5VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 3.75 VDC Turn Off Voltage (Min): 0.5 VDC Operate Time: 1ms Release Time: 1ms Features: Diode Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock17,904	Non Latching	10mA	5VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	3.75 VDC	0.5 VDC	1ms	1ms	Diode	Through Hole	PC Pin
HE721A1200	Littelfuse Inc.	RELAY REED SPST 500MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 12mA Coil Voltage: 12VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 1ms Release Time: 1ms Features: - Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock8,082	Non Latching	12mA	12VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	8 VDC	1 VDC	1ms	1ms	-	Through Hole	PC Pin
HE3621A1250	Littelfuse Inc.	RELAY REED SPST 500MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 12mA Coil Voltage: 12VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 1ms Release Time: 1ms Features: Diode, External Magnetic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock14,340	Non Latching	12mA	12VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	8 VDC	1 VDC	1ms	1ms	Diode, External Magnetic Shield	Through Hole	PC Pin
HE722A0510	Littelfuse Inc.	RELAY REED DPST 500MA 5V Relay Type: Reed Coil Type: Non Latching Coil Current: 25mA Coil Voltage: 5VDC Contact Form: DPST (2 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 3.75 VDC Turn Off Voltage (Min): 0.5 VDC Operate Time: 1ms Release Time: 1ms Features: Diode Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock15,564	Non Latching	25mA	5VDC	DPST (2 Form A)	500mA	200VDC - Max	3.75 VDC	0.5 VDC	1ms	1ms	Diode	Through Hole	PC Pin
HE3621A1210	Littelfuse Inc.	RELAY REED SPST 500MA 12V Relay Type: Reed Coil Type: Non Latching Coil Current: 12mA Coil Voltage: 12VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 8 VDC Turn Off Voltage (Min): 1 VDC Operate Time: 1ms Release Time: 1ms Features: Diode Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock11,292	Non Latching	12mA	12VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	8 VDC	1 VDC	1ms	1ms	Diode	Through Hole	PC Pin
HE721E2400	Littelfuse Inc.	RELAY REED SPDT 250MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 12mA Coil Voltage: 24VDC Contact Form: SPDT (1 Form C) Contact Rating (Current): 250mA Switching Voltage: 175VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 3ms Release Time: 3ms Features: - Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock14,148	Non Latching	12mA	24VDC	SPDT (1 Form C)	250mA	175VDC - Max	16 VDC	2 VDC	3ms	3ms	-	Through Hole	PC Pin
HE721C2430	Littelfuse Inc.	RELAY REED SPDT 250MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 12mA Coil Voltage: 24VDC Contact Form: SPDT (1 Form C) Contact Rating (Current): 250mA Switching Voltage: 175VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 3ms Release Time: 3ms Features: Diode, Electrostatic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock25,656	Non Latching	12mA	24VDC	SPDT (1 Form C)	250mA	175VDC - Max	16 VDC	2 VDC	3ms	3ms	Diode, Electrostatic Shield	Through Hole	PC Pin
HE721E0510	Littelfuse Inc.	RELAY REED SPDT 250MA 5V Relay Type: Reed Coil Type: Non Latching Coil Current: 25mA Coil Voltage: 5VDC Contact Form: SPDT (1 Form C) Contact Rating (Current): 250mA Switching Voltage: 175VDC - Max Turn On Voltage (Max): 3.75 VDC Turn Off Voltage (Min): 0.5 VDC Operate Time: 3ms Release Time: 3ms Features: Diode Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock8,916	Non Latching	25mA	5VDC	SPDT (1 Form C)	250mA	175VDC - Max	3.75 VDC	0.5 VDC	3ms	3ms	Diode	Through Hole	PC Pin
HE721A2430	Littelfuse Inc.	RELAY REED SPST 500MA 24V Relay Type: Reed Coil Type: Non Latching Coil Current: 11.1mA Coil Voltage: 24VDC Contact Form: SPST-NO (1 Form A) Contact Rating (Current): 500mA Switching Voltage: 200VDC - Max Turn On Voltage (Max): 16 VDC Turn Off Voltage (Min): 2 VDC Operate Time: 1ms Release Time: 1ms Features: Diode, Electrostatic Shield Mounting Type: Through Hole Termination Style: PC Pin	Package: -	Stock20,016	Non Latching	11.1mA	24VDC	SPST-NO (1 Form A)	500mA	200VDC - Max	16 VDC	2 VDC	1ms	1ms	Diode, Electrostatic Shield	Through Hole	PC Pin