International Rectifier IR2161
Halogen Converter Control IC
FEATURES
● Intelligent half-bridge driver● Auto Resetting Short Circuit Protection
● Auto Resetting Overload Protection
● Externally Triggerable Latching Shutdown
● Latching Overtemperature Protection
● Frequency Modulation dither (for lower EMI)
● Micropower Startup (<300 μA)
● Phase Cut dimmable for leading / trailing edge
● Output Voltage Shift Compensation.
● Real Softstart
● Adaptive Dead Time
● Small 8 Pin DIP/SOIC Package
● Also available LEAD-FREE (PbF)
DESCRIPTION
Packages 8-Lead PDIP IR2161 8-Lead SOIC IR2161S The IR2161 is a dedicated Intelligent Half bridge Driver IC for a Halogen convertor (electronic transformer). It includes all necessary protection features and also allows the Convertor to be dimmed externally with a standard phase cut dimmer with both leading or trailing edge types. This IC provides the advantage of reduced thermal stress in the lamp due to