EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
HMA121EV Real Image
Same model may have multiple batches, images only for reference.

HMA121EV

Part No HMA121EV
Manufacturer Fairchild/ON Semiconductor
Catalog Optoisolators - Transistor, Photovoltaic Output
Description OPTOISO 3.75KV TRANSISTOR 4SMD / Optocoupler DC-IN 1-CH Transistor DC-OUT 4-Pin Mini-Flat Box
Datasheet
HMA121EV Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Categories Isolators
Manufacturer Fairchild/ON Semiconductor
Packaging Tube
Part Status Obsolete(EOL)
Number of Channels 1
Voltage - Isolation 3750Vrms
Current Transfer Ratio (Minimum) 150% @ 5mA
Current Transfer Ratio (Maximum) 300% @ 5mA
Rise / Fall Time (Typ) 3μs, 3μs
Input Type DC
Output Type Transistor
Output Voltage MAX 80V
Output Current per Channel 80mA
Voltage - Forward (Vf) (Typ) 1.3V (Maximum)
Current - DC Forward (If) (Maximum) 50mA
Vce Saturation (Maximum) 400mV
Operating Temperature Range -40°C ~ 100°C
Mounting SMD
Package 4-SMD, Gull Wing
Manufacturer Package 4-Mini-Flat
Win Source Part Number 776069-HMA121EV
Popularity Medium
Supply and Demand Status Limited
Family Name HMA121
Introduction Date April 10, 2002
ECCN EAR99
Country of Origin Thailand
Estimated EOL Date Obsolete / End of life
Ultra Librarian 3D Model Ultra Librarian HMA121EV CAD Model

Description

The HMA121EV is a transistor output type optocoupler manufactured by Fairchild/ON Semiconductor.

  • Package: 4-SMD, Gull Wing
  • Operating Temperature: -40°C to 100°C
  • Voltage Isolation: 3750Vrms
  • Output Voltage Maximum: 80V
  • Current Transfer Ratio: 150% @ 5mA
  • Vce Saturation: 400mV
  • Status: Obsolete
  • Alternative Parts: TLP181(V4-GB-TPR), TLP181(V4-GB-TL,F,T), TLP181(V4-GB-TPL), TLP181(V4-GB-TPL,F)

You May Also Be Interested in

HCPL0731R2 Real Image
HCPL0731R2
Fairchild/ON Semiconductor
OPTOCOUPLER DARL 2CHAN 8SOIC
Lowest to $3.7826
H11A3SR2M Real Image
H11A3SR2M
Fairchild/ON Semiconductor
OPTOISO 7.5KV TRANS W/BASE 6SMD
Lowest to $0.3711
TCLT1109 Real Image
TCLT1109
Vishay
OPTOISO 5KV TRANS W/BASE 6SOP
Lowest to $0.2745
ACPL-844-300E Real Image
ACPL-844-300E
Broadcom Limited
OPTOISOLATOR 5KV 4CH TRANS 16SMD
Lowest to $1.3008
LTV-817S-B Real Image
LTV-817S-B
Lite-On Inc.
OPTOISOLATR 5KV TRANSISTOR 4-SMD
Lowest to $0.1016
MOC8204M Real Image
MOC8204M
Fairchild/ON Semiconductor
OPTOISO 4.17KV TRANS W/BASE 6DIP
Lowest to $1.1381
TCLT1104 Real Image
TCLT1104
Vishay
OPTOISO 5KV TRANS W/BASE SOP-6L5
Lowest to $0.3678
ISP817BXSMT/R Isocom Components 2004 LTD
ISP817BXSMT/R
Isocom Components 2004 LTD
OPTOISO 5.3KV TRANS 4SMD
Lowest to $2.1252
IS357 Real Image
IS357
Isocom Components 2004 LTD
OPTOISO 3.75KV TRANS MINI-FLAT
Lowest to $0.2053

Top Sellers

BM06B-GHS-TBT(LF)(SN)(N) Real Image2
BM06B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER SMD 6POS 1.25MM
Lowest to $0.4985
FT230XQ-R real image21397
FT230XQ-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to $5.9399
BMM150 label picture
BMM150
Bosch Sensortec
SENSOR FLIPCORE/HALL SPI 12WLCSP / Geomagnetic Sensor
Lowest to $0.7841
AR8033-AL1A real image2016
AR8033-AL1A
Atheros
Ethernet TXRX Single Chip 1-Port 3.3V 10Mbps/100Mbps/1000Mbps 48-Pin QFN EP Tray
Lowest to $2.6071
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0543
FT4232HL real image4446
FT4232HL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.0677
EC2-5NU real image3736
EC2-5NU
Kemet
RELAY GEN PURPOSE DPDT 2A 5V
Lowest to $0.9677
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $5.8211
FT4232HL-REEL real image4451
FT4232HL-REEL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.0677
SSD1963QL9 real image6483
SSD1963QL9
Solomon
LCD Display Controller 128-Pin LQFP Tray
Lowest to $4.1579
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to $18.8657
TPSM63606RDLR Real Image
TPSM63606RDLR
Texas Instruments
DC DC CONVERTER 1-16V / Non-Isolated PoL Module DC DC Converter 1 Output 1 ~ 16V 6A 3V - 36V Input
Lowest to $13.0101
BMI160 real image
BMI160
Bosch Sensortec
IMU ACCEL/GYRO I2C/SPI 14LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $3.8016
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $10.2166
ICM-42688-P Real Image2
ICM-42688-P
TDK InvenSense
MOTION SENSOR / Accelerometer, Gyroscope, 6 Axis Sensor Output
Lowest to $19.0076
Availability: Check Availability & Quote
Notify Me When Available

Shipping Information

Shipped from HK warehouse
Expected Shipping Date Get an estimate

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess