STM4635 datasheet(2/7 Pages) SAMHOP

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4 Symbol

Min

Typ

Max

Units

BVDSS

-40

-1

IGSS

±10

VGS(th)

-1.0

gFS

9.5

VSD

CISS

935

COSS

192

CRSS

105

Qgs

Qgd

tD(ON)

1.4

tD(OFF)

4.6

Gate-Drain Charge

VDS=-20V,VGS=0V

SWITCHING CHARACTERISTICS

Gate-Source Charge

VDD=-20V

ID=-1A

VGS=-10V

RGEN=6 ohm

Total Gate Charge

Rise Time

Turn-Off Delay Time

VDS=-20V,ID=-7A,VGS=-10V

Fall Time

Turn-On Delay Time

m ohm

VGS=-10V , ID=-7A

VDS=-20V , ID=-7A

Input Capacitance

Output Capacitance

DYNAMIC CHARACTERISTICS

RDS(ON)

Drain-Source On-State Resistance

Forward Transconductance

Diode Forward Voltage

IDSS

Gate Threshold Voltage

VDS=VGS , ID=-250uA

VDS= -32V , VGS=0V

VGS= ±20V , VDS=0V

Zero Gate Voltage Drain Current

Gate-Body Leakage Current

ELECTRICAL CHARACTERISTICS (TA=25°C unless otherwise noted)

OFF CHARACTERISTICS

Parameter

Conditions

Drain-Source Breakdown Voltage

VGS=0V , ID=-250uA

Reverse Transfer Capacitance

ON CHARACTERISTICS

-3.0

VGS=-4.5V , ID=-5.7A

m ohm

f=1.0MHz

VDS=-20V,ID=-7A,

VGS=-20V

DRAIN-SOURCE DIODE CHARACTERISTICS AND MAXIMUM RATINGS

VGS=0V,IS=-1.7A

-0.75

-1.2

Notes

a.Surface Mounted on FR4 Board, t <10sec.

b.Pulse Test:Pulse Width<300us, Duty Cycle< 2%.

c.Guaranteed by design, not subject to production testing.

d.Starting TJ=25°C,L=1.25mH,RG=25

Ω,VDD=20V,VGS=10V.(See Figure13)

STM4635

www.samhop.com.tw

Aug,15,2008

VDS=-20V,ID=-7A,VGS=-4.5V

Maximum Continuous Drain-Source Diode Forward Current

-1.7

Ver 1.0

-1.6

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