S3843 Overview
Semiconductor S3843 Current Mode PWM Controller Descriptions The S3843 is fixed Current PWM controller for Off-line and DC-DC converter applications.
S3843 Key Features
- Optimized for off-line and DC to DC converters
- Low start up current < 1 mA
- Operating range up to 500 KHz
- Pulse-by-pulse current limiting
- Under Voltage Lock Out with hysteresis
- High current totempole output
- Short shutdown delay time ; typical 100nsec
S3843 Applications
- Optimized for off-line and DC to DC converters