Description
www.DataSheet4U.com Applications l High Frequency Synchronous Buck Converters for Computer Processor Power l Lead-Free HEXFET® Power MOSFET IRF3709.
Features
* ng+ Pdrive+ Poutput
This can be expanded and approximated by;
⎛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 simpli
Applications
* l High Frequency Synchronous Buck Converters for Computer Processor Power l Lead-Free
HEXFET® Power MOSFET
IRF3709ZPbF IRF3709ZSPbF IRF3709ZLPbF
Qg
17nC 6.3m:
PD -95465
VDSS RDS(on) max
30V
Benefits l Low RDS(on) at 4.5V VGS l Low Gate Charge l Fully Characterized Avalanche Voltage and Current
