Name: FODM121A
Brand: Fairchild/ON Semiconductor
SKU: FODM121A
Availability: InStock
Rating: 5 (126 reviews)

FODM121A

For Reference Only

Part Number	FODM121A
Manufacturer	Fairchild/ON Semiconductor
Description	OPTOISO 3.75KV TRANSISTOR 4SMD
Datasheet	FODM121A Datasheet FODM121A Specifications
Package	4-SMD, Gull Wing
ECAD
In Stock	3,906 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	Jun 29 - Jul 4 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # FODM121A (Optoisolators - Transistor, Photovoltaic Output) is manufactured by Fairchild/ON Semiconductor and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For FODM121A specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add FODM121A with quantity into BOM. Heisener.com does NOT require any registration to request a quote of FODM121A.

FODM121A Specifications

Manufacturer	Fairchild/ON Semiconductor
Category	Isolators - Optoisolators - Transistor, Photovoltaic Output
Package	4-SMD, Gull Wing
ECAD
Series	-
Number of Channels	1
Voltage - Isolation	3750Vrms
Current Transfer Ratio (Min)	100% @ 5mA
Current Transfer Ratio (Max)	300% @ 5mA
Turn On / Turn Off Time (Typ)	-
Rise / Fall Time (Typ)	3µs, 3µs
Input Type	DC
Output Type	Transistor
Voltage - Output (Max)	80V
Current - Output / Channel	80mA
Voltage - Forward (Vf) (Typ)	1.3V (Max)
Current - DC Forward (If) (Max)	50mA
Vce Saturation (Max)	400mV
Operating Temperature	-40°C ~ 110°C
Mounting Type	Surface Mount
Package / Case	4-SMD, Gull Wing
Supplier Device Package	4-Mini-Flat

FODM121A Datasheet

FODM121A Reviews

Randa*****hrotra

March 17, 2023

★ ★ ★ ★ ★

I wanted something that would handle voltage spikes. Worked perfectly. I plan to use four more.

Jedid*****octor

March 6, 2023

★ ★ ★ ★ ★

Received the parts, and all parts are in tight packaging without any problems, professional seller.

Write a Review

★★★★★

Not Rated

Thanks for Your Review!

FODM121A Packaging

FODM121A FAQ

1. How to order FODM121A on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that FODM121A is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the FODM121A. All suppliers must pass our qualification reviews before they can publish their products including FODM121A on Heisener; we pay more attention to the channels and quality of FODM121A products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the FODM121A price and inventory displayed accurate?

The price and inventory of FODM121A fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of FODM121A?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the FODM121A we delivered, we will accept the replacement or return of the FODM121A only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of FODM121A.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as FODM121A pin diagram, FODM121A datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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FODM121A Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number	Manufacturer	Description	Stock
FODM121AR2 D# V72:2272_06301173	ON Semiconductor	DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat T/R RoHS: Compliant	0
FODM121AR2V D# E02:0323_00848633	ON Semiconductor	DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat T/R RoHS: Compliant	0
FODM121 D# V99:2348_06301169	ON Semiconductor	DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat Tube RoHS: Compliant	0
FODM121A D# E02:0323_00839781	ON Semiconductor	DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat Tube RoHS: Compliant	0
FODM121AV D# V36:1790_06301177	ON Semiconductor	DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat Tube RoHS: Compliant	0

Part Number	Manufacturer	Description	Stock
FODM121A D# FODM121A	ON Semiconductor	Optocoupler DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat Box - Bulk (Alt: FODM121A)	0
FODM121AR4 D# FODM121AR4	ON Semiconductor	Phototransistor 3750VACRMS 4-Pin Surface Mount Mini-Flat - Tape and Reel (Alt: FODM121AR4) RoHS: Compliant	0
FODM121AR2 D# FODM121AR2	ON Semiconductor	Optocoupler DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat T/R - Bulk (Alt: FODM121AR2)	0
FODM121AR2V D# FODM121AR2V	ON Semiconductor	Optocoupler DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat T/R - Tape and Reel (Alt: FODM121AR2V) RoHS: Compliant	0
FODM121 D# FODM121	ON Semiconductor	Optocoupler DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat Box - Rail/Tube (Alt: FODM121)	0
FODM121AV D# FODM121AV	ON Semiconductor	Optocoupler DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat Box - Bulk (Alt: FODM121AV)	0

Part Number

Manufacturer

Description

Stock

FODM121AR2

D# FODM121AR2

ON Semiconductor

Optocoupler DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat T/R (Alt: FODM121AR2)

Part Number	Manufacturer	Description	Stock
FODM121AR2V D# FODM121AR2V	ON Semiconductor	Optocoupler DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat T/R (Alt: FODM121AR2V)	0
FODM121AR2 D# FODM121AR2	ON Semiconductor	Optocoupler DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat T/R (Alt: FODM121AR2)	0
FODM121A D# FODM121A	ON Semiconductor	Optocoupler DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat Box (Alt: FODM121A)	0
FODM121AV D# FODM121AV	ON Semiconductor	Optocoupler DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat Box (Alt: FODM121AV)	0
FODM121 D# FODM121	ON Semiconductor	Optocoupler DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat Box (Alt: FODM121)	0

Part Number

Manufacturer

Description

Stock

FODM121

Fairchild Semiconductor Corporation

3187

Part Number	Manufacturer	Description	Stock
FODM121AR1V	Fairchild Semiconductor Corporation	OPTOISO 3.75KV TRANSISTOR 4SMD	0
FODM121AR1	Fairchild Semiconductor Corporation	OPTOISO 3.75KV TRANSISTOR 4SMD	0
FODM121AR2V	Fairchild Semiconductor Corporation	- Tape and Reel	42500
FODM121AR2	Fairchild Semiconductor Corporation	- Tape and Reel	42500
FODM121AV	Fairchild Semiconductor Corporation	Transistor Output Optocouplers Phototrans Ouput MFP Input	0
FODM121	Fairchild Semiconductor Corporation	Fairchild Semiconductor FODM121A	3000
FODM121A	Fairchild Semiconductor Corporation	Fairchild Semiconductor FODM121A	3000

Part Number

Manufacturer

Description

Stock

FODM121AR2

ON Semiconductor

TransistorOptocouplers DC 1 3750Vrms Mini-Flat-4 Optocouplers RoHS

2617

FODM121AR2V

ON Semiconductor

SMD-4 Optocouplers RoHS

Part Number	Manufacturer	Description	Stock
FODM121AR1V D# FODM121AR1V-ND	ON Semiconductor	OPTOISO 3.75KV TRANSISTOR 4SMD	0
FODM121AR2 D# FODM121AR2CT-ND	ON Semiconductor	OPTOISO 3.75KV TRANSISTOR 4SMD	12985
FODM121AR2V D# FODM121AR2VCT-ND	ON Semiconductor	OPTOISO 3.75KV TRANSISTOR 4SMD	2162
FODM121AV D# FODM121AV-ND	ON Semiconductor	OPTOISO 3.75KV TRANSISTOR 4SMD	0
FODM121AR4 D# FODM121AR4-ND	ON Semiconductor	4SO TR T&R	0
FODM121A D# FODM121A-ND	ON Semiconductor	OPTOISO 3.75KV TRANSISTOR 4SMD	338
FODM121AR1 D# FODM121AR1-ND	ON Semiconductor	OPTOISO 3.75KV TRANSISTOR 4SMD	0

Part Number

Manufacturer

Description

Stock

FODM121A

ON Semiconductor

In stock shipping within 2days

500

FODM121AR2V

Fairchild Semiconductor Corporation

In stock shipping within 2days

119

Part Number	Manufacturer	Description	Stock
FODM121 D# 3614687	ON Semiconductor	OPTOCOUPLER, TRANSISTOR, 3.75KV, SOP-4 RoHS: Compliant Min Qty: 3000 Container: Tube	0
FODM121AR2 D# 2929780RL	ON Semiconductor	OPTOCOUPLER, TRANSISTOR, 3.75KV, SMDIP-4 RoHS: Compliant Min Qty: 5 Container: Reel	0
FODM121AV D# 3614690	ON Semiconductor	TRANSISTOR OUTPUT OPTOCOUPLERS RoHS: Compliant Min Qty: 3000 Container: Tube	0
FODM121AR2V D# 3614689	ON Semiconductor	OPTOCPLR, TRANSISTOR, 3.75KV, MINIFLAT-4 RoHS: Compliant Min Qty: 2500 Container: Reel	0
FODM121A D# 3614688	ON Semiconductor	OPTOCOUPLER, TRANSISTOR, 3.75KV, SOP-4 RoHS: Compliant Min Qty: 3000 Container: Tube	0

Part Number	Manufacturer	Description	Stock
FODM121	ON Semiconductor	FODM121 Series 3750 Vrms Mini-Flat Package Transistor Output Optocoupler RoHS: Compliant pbFree: Yes	0
FODM121AR2	ON Semiconductor	FODM121 Series 3750 Vrms 100% CTR Transistor Output Optocoupler SMT - MFP-4 RoHS: Compliant pbFree: Yes	672500
FODM121AV	ON Semiconductor	Transistor Output Optocouplers Phototrans Ouput MFP Input RoHS: Compliant pbFree: Yes	0
FODM121AR2V	ON Semiconductor	FODM121 Series 3750 Vrms 100% CTR Transistor Output Optocoupler SMT - MFP-4 RoHS: Compliant pbFree: Yes	0
FODM121A	ON Semiconductor	Transistor Output Optocouplers Full pitch MFP PhotoTrans Ouput RoHS: Compliant pbFree: Yes	0

Part Number

Manufacturer

Description

Stock

FODM121AR2V

D# C479711

ON Semiconductor

FODM121AR2

D# C232854

ON Semiconductor

2537

Part Number	Manufacturer	Description	Stock
FODM121AR2V	ON Semiconductor	OEM/CM Immediate delivery	60000
FODM121AR2	Fairchild Semiconductor Corporation	OEM/CM Immediate delivery	14923
FODM121A	Fairchild Semiconductor Corporation	OEM/CM Immediate delivery	180

Part Number	Manufacturer	Description	Stock
FODM121AR2 D# 512-FODM121AR2	ON Semiconductor	Transistor Output Optocouplers Phototrans Ouput MFP Input RoHS: Compliant	1802
FODM121 D# 512-FODM121	ON Semiconductor	Transistor Output Optocouplers Phototransistor Optocoupler RoHS: Compliant	1
FODM121AR2V D# 512-FODM121AR2V	ON Semiconductor	Transistor Output Optocouplers Phototrans Ouput MFP Input RoHS: Compliant	2788
FODM121A D# 512-FODM121A	ON Semiconductor	Transistor Output Optocouplers Full pitch MFP PhotoTrans Ouput RoHS: Compliant	3857

Part Number	Manufacturer	Description	Stock
FODM121A D# XSKDRABS0039542	ON SEMICONDUCTOR	MFP 4LFULL PITCH MFP TRANSISTOR	24000
FODM121 D# XSKDRABS0046717	ON SEMICONDUCTOR	MFP 4/Phototransistor Optocoupler	6000
FODM121AR2V D# XSKDRABV0019342	ON SEMICONDUCTOR		2500
FODM121AR2 D# XSFP00000149637	Fairchild Semiconductor Corporation	FODM121 Series 3750 Vrms 100% CTR Transistor Output Optocoupler SMT - MFP-4	555000

Part Number	Manufacturer	Description	Stock
FODM121AV D# 78M0998	ON Semiconductor	NPN-Output dc-Input Optocoupler,1-CHANNEL,SO RoHS: Not Compliant Min Qty: 3000 Container: Bulk	0
FODM121A D# 78M0993	ON Semiconductor	OPTOCOUPLER, PHOTOTRANS O/P, 3.75KV, MINIFLAT-4, No. of Channels:1 Channel, Optocoupler Case Style:SOP, No. of Pins:4Pins, Forward Current If Max:50mA, Isolation Voltage:3.75kV, CTR Min:100%, Collector Emitter Voltage V(br)ceo:80V RoHS Compliant: Yes RoHS: Compliant Min Qty: 3000 Container: Bulk	0
FODM121AR4 D# 38AH6632	ON Semiconductor	4SO TR T&R / REEL RoHS: Not Compliant Min Qty: 2500 Container: Bulk	0
FODM121AR2. D# 15AC2941	ON Semiconductor	No. of Channels:1 Channel, Optocoupler Case Style:SOP, No. of Pins:4Pins, Forward Current If Max:50mA, Isolation Voltage:3.75kV, CTR Min:100%, Collector Emitter Voltage V(br)ceo:80V, Product Range:-, Input Current:50mA RoHS Compliant: Yes RoHS: Compliant Min Qty: 2500 Container: TAPE & REEL - FULL	5000
FODM121AR2 D# 74AC0907	ON Semiconductor	OPTOCOUPLER, TRANSISTOR, 3.75KV, SMDIP-4, No. of Channels:1 Channel, Optocoupler Case Style:Surface Mount DIP, No. of Pins:4Pins, Forward Current If Max:50mA, Isolation Voltage:3.75kV, CTR Min:100%, Collector Emitter Voltage RoHS Compliant: Yes RoHS: Compliant Min Qty: 5 Container: Cut Tape	992
FODM121AR2V D# 63W3008	ON Semiconductor	OPTOCOUPLER, PHOTOTRANS O/P, 3.75KV, MINIFLAT-4, No. of Channels:1 Channel, Optocoupler Case Style:SOP, No. of Pins:4Pins, Forward Current If Max:50mA, Isolation Voltage:3.75kV, CTR Min:100%, Collector Emitter Voltage V(br)ceo:80V RoHS Compliant: Yes RoHS: Compliant Min Qty: 2500 Container: Cut Tape	0

Part Number	Manufacturer	Description	Stock
FODM121AR1 D# NS-FODM121AR1	Fairchild Semiconductor Corporation	OEM/CM ONLY	1274
FODM121AR1V D# NS-FODM121AR1V	Fairchild Semiconductor Corporation	OEM/CM ONLY	8738
FODM121A D# NS-FODM121A	Fairchild Semiconductor Corporation	OEM/CM ONLY	9457
FODM121 D# NS-FODM121	Fairchild Semiconductor Corporation	OEM/CM ONLY	3019
FODM121AV D# NS-FODM121AV	Fairchild Semiconductor Corporation	OEM/CM ONLY	4583
FODM121AR2V D# NS-FODM121AR2V	Fairchild Semiconductor Corporation	OEM/CM ONLY	6294
FODM121AR2 D# NS-FODM121AR2	Fairchild Semiconductor Corporation	OEM/CM ONLY	5048

Part Number	Manufacturer	Description	Stock
FODM121AR1	Fairchild Semiconductor Corporation		2000
FODM121	Fairchild Semiconductor Corporation		2549
FODM121A	Fairchild Semiconductor Corporation	1 CHANNEL TRANSISTOR OUTPUT OPTOCOUPLER	1798

Part Number

Manufacturer

Description

Stock

FODM121AR2V

D# 1867262

ON Semiconductor

ON Semiconductor, FODM121AR2V Phototransistor Output Optocoupler, Surface Mount, 4-Pin MFP, RL

Min Qty: 2500

Container: Reel

4775

FODM121AR2

D# 8088856

ON Semiconductor

ON Semiconductor, FODM121AR2 DC Input Phototransistor Output Optocoupler, Surface Mount, 4-Pin MFP, PK

Min Qty: 20

Container: Package

9160

Part Number	Manufacturer	Description	Stock
FODM121AR2	ON Semiconductor	Transistor Output Optocoupler, 3750V Isolation RoHS: Compliant	10000
FODM121AV	Fairchild Semiconductor Corporation	Transistor Output Optocoupler, 3750V Isolation RoHS: Compliant	6
FODM121A	ON Semiconductor	Transistor Output Optocoupler, 3750V Isolation RoHS: Compliant	17700

Part Number	Manufacturer	Description	Stock
FODM121AR1	Fairchild Semiconductor Corporation	OEM/CM ONLY	2516
FODM121AR2V	Fairchild Semiconductor Corporation	OEM/CM ONLY	121
2FODM121A	ON Semiconductor	OEM/CM ONLY	27977
FODM121AR2	Fairchild Semiconductor Corporation	OEM/CM ONLY	9738
FODM121A	Fairchild Semiconductor Corporation	OEM/CM ONLY	30016
FODM121AV	Fairchild Semiconductor Corporation	OEM/CM ONLY	101
FODM121	Fairchild Semiconductor Corporation	OEM/CM ONLY	6096

Part Number	Manufacturer	Description	Stock
FODM121AR2V	ON Semiconductor	IN stock Immediate delivery	59985
FODM121AR2	Fairchild Semiconductor Corporation	IN stock Immediate delivery	14938
FODM121A	Fairchild Semiconductor Corporation	IN stock Immediate delivery	175

Part Number

Manufacturer

Description

Stock

FODM121AR2/TLP121

Fairchild Semiconductor Corporation

shipping today

42842

Part Number	Manufacturer	Description	Stock
FODM121AR2 D# 31918435	ON Semiconductor	DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat T/R RoHS: Compliant	0
FODM121AR2V D# 32435357	ON Semiconductor	DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat T/R RoHS: Compliant	0
FODM121 D# 36808429	ON Semiconductor	DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat Tube RoHS: Compliant	0
FODM121A D# 46215677	ON Semiconductor	DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat Tube RoHS: Compliant	0

Part Number

Manufacturer

Description

Stock

FODM121

mfr

RFQ

4958

Part Number	Manufacturer	Description	Stock
FODM121AR2V	Fairchild Semiconductor Corporation	OPTOISO 3.75KV TRANSISTOR 4SMD	79040
FODM121	Fairchild Semiconductor Corporation	OPTOISO 3.75KV TRANSISTOR 4SMD	1360
FODM121AR2	Fairchild Semiconductor Corporation	OPTOISO 3.75KV TRANSISTOR 4SMD	16773

Part Number

Manufacturer

Description

Stock

FODM121AR2

D# 2929780

ON Semiconductor

OPTOCOUPLER, TRANSISTOR, 3.75KV, SMDIP-4

RoHS: Compliant

Min Qty: 5

Container: Cut Tape

1007

Quick Inquiry

FODM121A

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