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

No items in the cart

View Cart
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  • Status: Obsolete(EOL)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

FSB147HNY Real Image
FSB147HNY
Fairchild/ON Semiconductor
FSB147 - 700V INTEGRATED POWER S / Converter Offline Topology
Lowest to $3.5044
AP3843GP-E1 Real Image
AP3843GP-E1
Diodes Incorporated
IC OFFLINE SWITCH 8DIP
Lowest to $3.6531
AP3968MTR-G1 Diodes Incorporated
AP3968MTR-G1
Diodes Incorporated
IC PSR SWITCHER ACDC 7-SO
Lowest to $0.3650
AP3843CP-E1 Real Image
AP3843CP-E1
Diodes Incorporated
IC OFFLINE SWITCH 8DIP
Lowest to $0.3170
Picture of STR-W6252D
STR-W6252D
Sanken
Converter Offline Flyback Topology 60kHz ~ 74kHz TO-220F-6L
Need more? Email Us
AP3842CP-E1 Real Image
AP3842CP-E1
Diodes Incorporated
IC OFFLINE SWITCH 8DIP
Lowest to $0.7244
Picture of AP3987PS-13
AP3987PS-13
Diodes Incorporated
IC OFFLINE SWITCH 8SOIC / Converter Offline Topology
Lowest to $0.9139
LNK586DG-TL Real Image
LNK586DG-TL
Power Integrations
IC OFFLINE SWITCH FLYBACK 8SO
Lowest to $0.8990
TOP254PG Power Integrations – Price, Stock & Datasheet
TOP254PG
Power Integrations
Converter Offline Flyback Topology 66kHz 8-PDIP-C
Need more? Email Us

Top Sellers

FT230XS-R real image4301
FT230XS-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $5.4647
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 $0.2376
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 $0.1901
FT4232HL-REEL real image4451
FT4232HL-REEL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.5429
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0594
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 $0.5279
BMM150 label picture
BMM150
Bosch Sensortec
SENSOR FLIPCORE/HALL SPI 12WLCSP / Geomagnetic Sensor
Lowest to $0.7128
FT4232HL real image4446
FT4232HL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.5429
ICM-42605 real image24295
ICM-42605
TDK InvenSense
IMU ACCEL/GYRO/TEMP I2C/SPI LGA
Lowest to $10.6918
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $1.6632
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 $2.6155
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $4.2767
SSD1963QL9 real image6483
SSD1963QL9
Solomon
LCD Display Controller 128-Pin LQFP Tray
Lowest to $5.1796
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 $4.2767
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $21.6579
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