FR3707Z Datasheet (International Rectifier)

FR3707Z, IRFR3707Z

PD - 94648 www.DataSheet4U.com Applications l High Frequency Synchronous Buck Converters for Computer Processor Power l High Frequency Isolated DC-DC Converters with Synchronous Rectification for Telecom and Industrial Use Benefits l Very Low RDS(on) at 4.5V VGS l Ultra-Low Gate Impedance l Fully Characterized Avalanche Voltage and Current HEXFET® Power MOSFET IRFR3707Z IRFU3707Z Qg 9.6nC 9.5m: VDSS RDS(on) max 30V D-Pak IRFR3707Z I-Pak IRFU3707Z Absolute Maximum Ratings Parameter VDS VG

FR3707Z Features

* y; Q  +  oss × Vin × f + (Qrr × Vin × f )   2

* dissipated primarily in Q1. Ploss = (Irms × Rds(on ) ) 2    Qgs 2 Qgd +I× × Vin × f  +  I × × Vin × ig ig    + (Qg × Vg × f ) +  Qoss × Vin × f   2   f  This simplified loss equation includes the terms Qgs2 and Qoss which a