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.
SI9120DY-E3 Real Image
Same model may have multiple batches, images only for reference.

SI9120DY-E3

Part No SI9120DY-E3
Manufacturer Vishay
Catalog PMIC - AC DC Converters, Offline Switchers
Description IC CTRLR UNIV SWMODE 16SOIC
Datasheet
SI9120DY-E3 Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Categories Integrated Circuits
Manufacturer Vishay
Packaging Bulk
Status Obsolete(EOL)
Output Isolation Isolated
Topology Flyback, Forward
Supply Voltage - Operating 9.5 V to 13.5 V
Duty Cycle 50%
Frequency - Switching 40kHz to 1MHz
Control Operating Temperature -40°C to 85°C (TA)
Case / Package 16-SOIC
Mounting Surface Mount
Win Source Part Number 117392-SI9120DY-E3
Popularity Medium
Supply and Demand Status Balance
Ultra Librarian 3D Model Ultra Librarian SI9120DY-E3 CAD Model

Description

The Vishay SI9120DY-E3 is a flyback/forward topology integrated circuit that provides isolated output.

  • Topology: flyback/forward
  • Output Isolation: Isolated
  • Duty Cycle: 50%
  • Frequency Switching: 40kHz to 1MHz
  • Package: 16-SOIC
  • Operating Voltage: 9.5V to 13.5V
  • Control Operating Temperature: -40°C to 85°C
  • Status: Obsolete(EOL)
  • Packaging: Bulk
  • Alternatives: UCC2807D-1G4, SI9120DY-TR, NCP1207D, etc.
  • Supply and Demand: Balanced

You May Also Be Interested in

FAN6752MY ON Semiconductor
FAN6752MY
ON Semiconductor
IC OFFLINE SWITCH / Converter Offline Topology
Lowest to $0.6255
AP3770AK6TR-G1 Diodes Incorporated
AP3770AK6TR-G1
Diodes Incorporated
IC REG CONTROLLER ACDC
Lowest to $6.5223
Picture of STR-W6252D
STR-W6252D
Sanken
Converter Offline Flyback Topology 60kHz ~ 74kHz TO-220F-6L
Need more? Email Us
TOP254PG Power Integrations – Price, Stock & Datasheet
TOP254PG
Power Integrations
Converter Offline Flyback Topology 66kHz 8-PDIP-C
Need more? Email Us
IW1602-00 Dialog Semiconductor GmbH
IW1602-00
Renesas Electronics America
IC OFFLINE SW FLYBACK SOT23-6
Lowest to $0.4180
FAN104WMX Real Image
FAN104WMX
Fairchild/ON Semiconductor
FAN104 - HIGH-FREQUENCY PRIMARY-
Lowest to $4.5934
AP3967MTR-G1 Diodes Incorporated
AP3967MTR-G1
Diodes Incorporated
IC OFFLINE SWITCH MULT TOP 7SOIC
Lowest to $0.4250
FAN6752WMY ON Semiconductor
FAN6752WMY
Fairchild/ON Semiconductor
HIGHLY INTEGRATED GREEN-MODE PWM / Converter Offline Topology
Lowest to $1.2913
HR1001GS-Z Real Image
HR1001GS-Z
Monolithic Power Systems Inc.
IC OFFLINE SWITCH 16SOIC
Lowest to $1.6309

Top Sellers

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 $13.4125
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $5.9399
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 $4.5143
FT230XQ-R real image21397
FT230XQ-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to $7.1279
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $2.3760
FT4232HL real image4446
FT4232HL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $14.0181
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $2.2891
BMI160 real image
BMI160
Bosch Sensortec
IMU ACCEL/GYRO I2C/SPI 14LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $3.6828
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to $19.0076
74HC595D,118 label picture
74HC595D,118
Nexperia USA Inc.
Counter Shift Registers 8-bit serial-in, serial or parallel-out shift register with output latches; 3 - state
Lowest to $0.1046
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
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
BMI088 real image23913
BMI088
Bosch Sensortec
ACCELEROMETER 16LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $11.8797
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