The ISL6144 ORing MOSFET Controller and a suitably sized N-Channel power MOSFET(s) increases power distribution efficiency and availability when replacing a power ORing diode in high current applications.

Features

• Wide Supply Voltage Range +9V to +75V

• Transient Rating to +100V

• Reverse Current Fault Isolation

• Internal Charge Pump Allows the use of N-Channel

MOSFET

• HS Comparator Provides Very Fast <0.3µs Response

Time to Dead Shorts on Sourcing Supply. HS Comparator

also has Resistor-adjustable Trip Level

• HR Amplifier allows Quiet, <100µs MOSFET Turn-off for

Power Supply Slow Shut Down

• Open Drain, Active Low Fault Output with 120µs Delay

• Provided in Packages Compliant to UL60950 (UL1950)

Creepage Requirements

• QFN Package:

- Compliant to JEDEC PUB95 MO-220

QFN - Quad Flat No Leads - Package Outline

- Near Chip Scale Package footprint, which improves

PCB efficiency and has a thinner profile

• Pb-Free (RoHS Compliant)

Applications

• ORing MOSFET Control in Power Distribution Systems

• N + 1 Redundant Distributed Power Systems

• File and Network Servers (12V and 48V)

• Telecom/Datacom Systems

ISL6144IVZA属于集成电路（IC） > OR 控制器，理想二极管。瑞萨科技有限公司制造生产的ISL6144IVZAOR 控制器，理想二极管理想二极管控制器也称为 OR-ing 控制器，可用于以仅允许单向电流的方式控制外部通道晶体管（通常为 FET），类似于整流二极管，但传导损耗低得多。在其他应用中，它们通常用于在为了冗余和增加电流输出能力而并行连接的电源中提供逆流保护。