Description
www.DataSheet4U.com PD - 95529 IRF3709ZCSPbF IRF3709ZCLPbF Applications l High Frequency Synchronous Buck Converters for Computer Processor Power l .
Features
* + (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 are new to Power MOSFET dat
Applications
* l High Frequency Synchronous Buck Converters for Computer Processor Power l Lead-Free
HEXFET® Power MOSFET
VDSS RDS(on) max
30V 6.3m:
Qg
17nC
Benefits l Low RDS(on) at 4.5V VGS l Low Gate Charge l Fully Characterized Avalanche Voltage and Current
D2Pak IRF3709ZCS
TO-262 IRF3709ZCL
Absolute Ma