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Part No SI9111DY-T1-E3
Manufacturer Vishay
Catalog PMIC - Voltage Regulators - DC DC Switching Controllers
Description High-Voltage Switchmode Controllers

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Products specifications

Categories Integrated Circuits (ICs)
Manufacturer Vishay
Packaging Reel - TR
Part Status Obsolete(EOL)
Output Type Transistor Driver
Function Step-Up/Step-Down
Output Configuration Positive
Topology Cuk, Flyback, Forward Converter, Push-Pull
Number of Outputs 1
Output Phases 1
Supply Voltage 9.5 V ~ 13.5 V
Frequency - Switching 40kHz ~ 1MHz
Synchronous Rectifier No
Clock Sync No
Control Features Enable, Reset
Operating Temperature Range -40°C ~ 85°C (TA)
Package 14-SOIC (0.154", 3.90mm Width)
Manufacturer Package 14-SOIC
Win Source Part Number 1249662-SI9111DY-T1-E3
Manufacturer Homepage
Popularity Medium
Fake Threat In the Open Market 37 pct.
Supply and Demand Status Limited
Family Name Si9111
Introduction Date June 23, 1999
Estimated EOL Date Obsolete
Alternative Parts
HV9112NG-G;  HV9112NGM905;  HV9113NG; 


The Vishay Si9111DY-T1-E3 is an integrated circuit that functions as a step-up/step-down transistor driver. It comes in a 14-SOIC package with a width of 3.90mm and is part of the Si9111 family. The IC features a positive output configuration and operates at a temperature range of -40°C to 85°C. It is suitable for use in various applications, including power supplies, LED lighting, and telecom systems. The IC has a limited supply and demand status and is obsolete (EOL). The estimated EOL date is unknown. It is ECCN EAR99 compliant.

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