UC3902N

负载共享控制器 LOAD SHARE CONTROLLER

DESCRIPON

The UC3902 load share controller is an 8-pin device that balances the current drawn from independent, paralleled power supplies. Load sharing is accomplished by adjusting each supplies’ output current to a level proportional to the voltage on a share bus.

FEATURES

• 2.7-V to 20-V Operation

• 8-Pin Package

• Requires Minimum Number of External Components

• Compatible with Existing Power Supply Designs Incorporating Remote Output Voltage Sensin

• Differential Share Bus

• Precision Current Sense Amplifier 40 Gain

• UVLO Undervoltage Lockout Circuitry

• User Programmable Share Loop Compensation

APPLICATIONS

• Paralelled Power Supplies