UC3845 Pwm Controller

The UC3845 PWM Controller is a top-tier, unvarying frequency, current mode controller. It's specifically engineered for DC to DC converter applications and off-line with a minimal requirement for external components.

Key Features

• High-performance PWM controller
• Fixed frequency operation
• Current mode operation
• Low start-up and operating current
• Automatic feed forward compensation
• Operation up to 500kHz
• Under-voltage lockout with hysteresis
• Double pulse suppression

Technical Specifications

• Operating Supply Voltage: Ranges from 7.6 V to 30 V
• Output Current: 1 A
• Switching Frequency: Up to 275kHz
• Package Type: DIP-8

Possible Applications

• Off-line power supplies
• DC to DC converters
• Desktop PCs and servers
• Telecom power systems
• Battery chargers
• LED lighting