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