Description
www.DataSheet4U.com PD - 96050 IRFR3711ZCPbF IRFU3711ZCPbF Applications l High Frequency Synchronous Buck Converters for Computer Processor Power l .
Features
* ⎛Q ⎞ + ⎜ oss × 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 ne
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 l Lead-Free
HEXFET® Power MOSFET
VDSS
20V
RDS(on) max
5.7m:
Qg
18nC
Benefits Very Low RDS(on) at 4.5V VGS l Ultra-Lo