IRFR3707ZPBF Datasheet (International Rectifier)

IRFR3707ZPBF, HEXFET Power MOSFET

m o .c U 4 t e e h S a at Applications Frequency Synchronous Buck .D High Converters for Computer Processor Power w w High Frequency Isolated DC-DC w Converters with Synchronous Rectification l l l PD - 95443A IRFR3707ZPbF IRFU3707ZPbF HEXFET® Power MOSFET for Telecom and Industrial Use Lead-Free Benefits l Very Low RDS(on) at 4.5V VGS l Ultra-Low Gate Impedance l Fully Characterized Avalanche Voltage and Current Absolute Maximum Ratings VDS VGS ID @ TC = 25°C IDM ID @ TC = 100°C PD @TC =

IRFR3707ZPBF Features

* s × Vin × f + (Qrr × Vin × f ) ⎝ 2 ⎠

* dissipated primarily in Q1. Ploss = (Irms 2 × Rds(on ) ) ⎛ Qgd +⎜I × × Vin × ig ⎝ + (Qg × Vg × f ) + ⎛ Qoss × Vin × f ⎞ ⎝ 2 ⎠ ⎞ ⎞ ⎛ Qgs 2 f⎟ + ⎜ I × × Vin × f ⎟ ig ⎠ ⎝ ⎠ This simplified loss equation includes the terms Qgs2 and Qoss which are new to Power