Name: HMA121F
Brand: Fairchild/ON Semiconductor
SKU: HMA121F
Availability: InStock
Rating: 5 (147 reviews)

HMA121F

For Reference Only

Part Number	HMA121F
Manufacturer	Fairchild/ON Semiconductor
Description	OPTOISO 3.75KV TRANSISTOR 4SMD
Datasheet	HMA121F Datasheet HMA121F Specifications
Package	4-SMD, Gull Wing
ECAD
In Stock	22,080 piece(s)
Unit Price	Request a Quote
Lead Time	Can Ship Immediately
Estimated Delivery Time	May 24 - May 29 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # HMA121F (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 HMA121F specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add HMA121F with quantity into BOM. Heisener.com does NOT require any registration to request a quote of HMA121F.

HMA121F 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)	600% @ 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 ~ 100°C
Mounting Type	Surface Mount
Package / Case	4-SMD, Gull Wing
Supplier Device Package	4-Mini-Flat

HMA121F Datasheet

HMA121F Reviews

Bodh*****kins

April 8, 2023

★ ★ ★ ★ ★

It gives you a good quality product, with a great variety.. I will for sure order this set again when i start to run low.

Grace*****Mehra

April 3, 2023

★ ★ ★ ★ ★

I always enjoy shopping with Heisener, never makes a mistake, most reliable, and no long waiting for deliveries.

Rory*****kash

March 25, 2023

★ ★ ★ ★ ★

Works just like the original one and even has the correct connectors installed.

Chand*****ennis

March 15, 2023

★ ★ ★ ★ ★

Fantastic quality products with fair and prompt shipping. Would save much time crossing all the features. Thank you for all your effort.

Addy*****Vala

February 27, 2023

★ ★ ★ ★ ★

Heisener is on a very short list of companies I highly recommend without any hesitation. From stock, pricing, ease of ordering and great service, they have it all.

Paisl*****ckley

February 26, 2023

★ ★ ★ ★ ★

Great item and excellent seller! Would highly recommend. Thank you. Trustworthy

Fletc*****iswas

February 22, 2023

★ ★ ★ ★ ★

Very pleased with the parts from this company. First class service. Thanks!

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HMA121F Packaging

HMA121F FAQ

1. How to order HMA121F 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 HMA121F is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the HMA121F. All suppliers must pass our qualification reviews before they can publish their products including HMA121F on Heisener; we pay more attention to the channels and quality of HMA121F products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the HMA121F price and inventory displayed accurate?

The price and inventory of HMA121F 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 HMA121F?

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 HMA121F we delivered, we will accept the replacement or return of the HMA121F 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 HMA121F.

(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 HMA121F pin diagram, HMA121F datasheet?

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

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HMA121F 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

HMA121F

D# HMA121F

ON Semiconductor

- Bulk (Alt: HMA121F)

RoHS: Compliant

HMA121FR3

D# HMA121FR3

ON Semiconductor

OPTOCOUPL DC-IN 1CH TRANS DC-OUT 4PIN MINI-FLAT - Bulk (Alt: HMA121FR3)

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
HMA121FR3V	Fairchild Semiconductor Corporation	OPTOISO 3.75KV TRANSISTOR 4SMD	0
HMA121FR2V	Fairchild Semiconductor Corporation	OPTOISO 3.75KV TRANSISTOR 4SMD	0
HMA121FR1	Fairchild Semiconductor Corporation	OPTOISO 3.75KV TRANSISTOR 4SMD	0
HMA121FR3	Fairchild Semiconductor Corporation	OPTOISO 3.75KV TRANSISTOR 4SMD	0
HMA121F	Fairchild Semiconductor Corporation	N/A 1 CHANNEL TRANSISTOR OUTPUT OPTOCOUPLER MINIFLAT-4	2810
HMA121FR1V	Fairchild Semiconductor Corporation	OPTOISO 3.75KV TRANSISTOR 4SMD	0
HMA121FR2	Fairchild Semiconductor Corporation	OPTOISO 3.75KV TRANSISTOR 4SMD	0
HMA121FV	Fairchild Semiconductor Corporation	OPTOISO 3.75KV TRANSISTOR 4SMD	0
HMA121FR4V	Fairchild Semiconductor Corporation	OPTOISO 3.75KV TRANSISTOR 4SMD	0
HMA121FR4	Fairchild Semiconductor Corporation	OPTOISO 3.75KV TRANSISTOR 4SMD	0

Part Number	Manufacturer	Description	Stock
HMA121FR3V D# HMA121FR3V-ND	ON Semiconductor	OPTOISO 3.75KV TRANSISTOR 4SMD	0
HMA121FR3 D# 2156-HMA121FR3-FSTR-ND	Rochester Electronics LLC	TRANSISTOR OUTPUT OPTOCOUPLER	15000
HMA121FR2V D# HMA121FR2V-ND	ON Semiconductor	OPTOISO 3.75KV TRANSISTOR 4SMD	0
HMA121F D# 2156-HMA121F-FS-ND	Rochester Electronics LLC	TRANSISTOR OUTPUT OPTOCOUPLER	1040
HMA121FR1 D# HMA121FR1-ND	ON Semiconductor	OPTOISO 3.75KV TRANSISTOR 4SMD	0
HMA121FR1V D# HMA121FR1V-ND	ON Semiconductor	OPTOISO 3.75KV TRANSISTOR 4SMD	0
HMA121FV D# HMA121FV-ND	ON Semiconductor	OPTOISO 3.75KV TRANSISTOR 4SMD	0
HMA121FR2 D# HMA121FR2-ND	ON Semiconductor	OPTOISO 3.75KV TRANSISTOR 4SMD	0
HMA121FR4V D# HMA121FR4V-ND	ON Semiconductor	OPTOISO 3.75KV TRANSISTOR 4SMD	0
HMA121FR4 D# HMA121FR4-ND	ON Semiconductor	OPTOISO 3.75KV TRANSISTOR 4SMD	0

Part Number

Manufacturer

Description

Stock

HMA121F

FAIRC1

NEW AND ORGINAL. ISRAEL W.HOUSE

Part Number

Manufacturer

Description

Stock

HMA121FR3

Fairchild Semiconductor Corporation

OEM/CM Immediate delivery

36530

HMA121F

Fairchild Semiconductor Corporation

OEM/CM Immediate delivery

36530

Part Number

Manufacturer

Description

Stock

HMA121FR3

Fairchild Semiconductor Corporation

Transistor Output Optocoupler, 3750V Isolation

RoHS: Compliant

15000

HMA121F

Fairchild Semiconductor Corporation

Transistor Output Optocoupler, 3750V Isolation

RoHS: Compliant

1040

Part Number

Manufacturer

Description

Stock

HMA121FR3

Fairchild Semiconductor Corporation

IN stock Immediate delivery

36515

HMA121F

Fairchild Semiconductor Corporation

IN stock Immediate delivery

36515

Part Number

Manufacturer

Description

Stock

HMA121FR4

Fairchi

shipping today

HMA121FR3

Fairchi

shipping today

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HMA121F

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