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

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
FODM121 Real Image
Same model may have multiple batches, images only for reference.

FODM121

Part No FODM121
Manufacturer Fairchild/ON Semiconductor
Catalog Optoisolators - Transistor, Photovoltaic Output
Description OPTOISO 3.75KV TRANSISTOR 4SMD
Datasheet
FODM121 Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Categories Isolators
Manufacturer Fairchild/ON Semiconductor
Packaging Reel - TR
Status Active
Number of Channels 1
Isolation Voltage 3750Vrms
Minimum DC Current Transfer Ratio 100% @ 5mA
Maximum DC Current Transfer Ratio 300% @ 5mA
Rise and Fall Time 3μs, 3μs
Input Type DC
Output Type Transistor
Maximum Output Voltage 80V
Channel Output Current 80mA
Forward Voltage 1.3V (Max)
Continuous forward current- Max 50mA
Vce Saturation (Max) 400mV
Temperature Range - Operating -40°C to 110°C
Mounting SMD (SMT)
Case / Package 4-Mini-Flat
Win Source Part Number 040321-FODM121
Is this a common-used part? Yes
Popularity High
Supply and Demand Status Balance
Quantity per package 3k pcs
Ultra Librarian 3D Model Ultra Librarian FODM121 CAD Model

Description

The FODM121 is an isolator manufactured by Fairchild/ON Semiconductor.

  • DC Current Transfer Ratio (Minimum): 100% @ 5mA
  • DC Current Transfer Ratio (Maximum): 300% @ 5mA
  • Isolation Voltage: 3750Vrms
  • Output Type: Transistor
  • Mounting: SMD (SMT)
  • Package: 4-Mini-Flat
  • Forward Voltage (Max): 1.3V
  • Operating Temperature: -40°C to 110°C
  • Supply and Demand: Balanced
  • Quantity per Package: 3k pcs

You May Also Be Interested in

HCPL-4534-520E Real Image
HCPL-4534-520E
Broadcom Limited
Dual Channel, High Speed Optocouplers | OPTOISO 5KV 2CH TRANSISTOR 8SMD
Lowest to $0.4945
VO615A-3X007T Real Image
VO615A-3X007T
Vishay
OPTOISOLATR 5KV TRANSISTOR 4-SMD
Lowest to $0.3109
CNY174SVM Real Image
CNY174SVM
Fairchild/ON Semiconductor
OPTOISO 4.17KV TRANS W/BASE 6SMD / Optocoupler DC-IN 1-CH Transistor With Base DC-OUT 6-Pin PDIP SMD White Bulk
Need more? Email Us
PC817X2NSZ0F Real Image
PC817X2NSZ0F
Sharp Microelectronics
OPTOISOLATOR 5KV TRANS 4DIP
Lowest to $0.2911
CNY17F-3S-TA1 Real Image
CNY17F-3S-TA1
Lite-On Inc.
OPTOISOLTR 5KV TRANSISTOR 6-SMD / Optocoupler DC-IN 1-CH Transistor DC-OUT 6-Pin PDIP SMD T/R
Need more? Email Us
ELD206-V Real Image
ELD206-V
Everlight Electronics Co Ltd
OPTOISO 3.75KV 2CH TRANS 8-SOP
Need more? Email Us
FOD2743B Real Image
FOD2743B
ON Semiconductor
OPTICALLY ISOLATED ERROR AMPLIFIER | OPTOISOLATOR 5KV TRANSISTOR 8DIP
Lowest to $0.3885
ACPL-824-300E Real Image
ACPL-824-300E
Broadcom Limited
Multi-Channel Full-Pitch Phototransistor Optocoupler | OPTOISOLATOR 5KV 2CH TRANS 8SMD
Need more? Email Us
CNY17-3X017T Real Image
CNY17-3X017T
Vishay
OPTOISO 5KV TRANS W/BASE 6SMD
Need more? Email Us

Top Sellers

FT4232HL real image4446
FT4232HL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.7805
FT234XD-R real image
FT234XD-R
FTDI, Future Technology Devices International Ltd
USB-to-UART 1-CH 512byte FIFO 5V 12-Pin DFN EP T/R / IC USB SERIAL BASIC UART 12DFN
Lowest to $4.2292
BMI160 real image
BMI160
Bosch Sensortec
IMU ACCEL/GYRO I2C/SPI 14LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $3.6828
BMM150 label picture
BMM150
Bosch Sensortec
SENSOR FLIPCORE/HALL SPI 12WLCSP / Geomagnetic Sensor
Lowest to $0.7841
BMI088 real image23913
BMI088
Bosch Sensortec
ACCELEROMETER 16LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $15.1412
SSD1963QL9 real image6483
SSD1963QL9
Solomon
LCD Display Controller 128-Pin LQFP Tray
Lowest to $4.5619
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to $19.0076
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374
ICM-42688-P Real Image2
ICM-42688-P
TDK InvenSense
MOTION SENSOR / Accelerometer, Gyroscope, 6 Axis Sensor Output
Lowest to $17.8196
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $5.8211
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.2271
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $5.7023
BM04B-GHS-TBT(LF)(SN)(N) label picture
BM04B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER GH TOP 4POS 1.25MM
Lowest to $0.1782
EC2-5NU real image3736
EC2-5NU
Kemet
RELAY GEN PURPOSE DPDT 2A 5V
Lowest to $0.9677
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $1.6632

Pricing & Ordering

Quantity Unit Price Ext. Price
345+ $0.1686 $58.1670
835+ $0.1386 $115.7310
1,295+ $0.1340 $173.5300
1,790+ $0.1294 $231.6260
2,295+ $0.1259 $288.9405
3,095+ $0.1120 $346.6400
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 39,600 pieces
MOQ: 345 pcs
Order Increment : 1 pcs
*Need More Quantity? *Request a Bulk Quantity Quotation?
Ordering Guidelines

Shipping Information

Shipped from HK warehouse
Expected Shipping Date
Ship today if order in (HKT)
Supplier Lead-Time Call for availability
Estimate shipping fee
Enter your destination to get a shipping estimate
Estimate Shipping Fee

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