WTK9431 WEITRON | Alldatasheet

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http://www.weitron.com.tw Rating Symbol Value Unite VDS VGS ID IDM PD R JA TJ Tstg V V A A W °C/W Gate-Source Voltage Pulsed Drain Current(1,2) Power Dissipation Maximax Junction-to-Ambient Maximum Ratings (TA=25˚C Unless Otherwise Specified) Device Marking Surface Mount P-Channel D 8765 1234 DDD SSSG SOP-8 Features: Description: * Super high dense * Cell design for low RDS(ON) * RDS(ON)<130m/uni03A9@VGS = -4.5V * RDS(ON)<180m/uni03A9@VGS = -2.5V * Simple Drive Requirement * Lower On-resistance * Fast Switching The WTK9431 provide the designer with the best combination of fast switching, ruggedized device design, low on-resistance and cost-effectiveness. The SOP-8 package is universally preferred for all commercial-industrial surface mount applications and suited for low voltage applications such as DC/DC converters. -20 -3.5 -2.8 -18 2.5 Enhancement Mode MOSFET θ 1/5 07-Nov-08 Lead(Pb)-FreeP b WTK9431=9431SC Continuous Drain Current(3) Operating Junction Temperature Range Storage Temperature Range +150 -55 to +150 Drain-Source Voltage WTK9431 DRAIN CURRENT -3.5 AMPERES DRAIN SOURCE VOLTAGE -20 VOLTAGE (TA =25°C) (TA =70°C)

http://www.weitron.com.tw Input Capacitance VDS=-10V, VGS=0V, f=1MHZ Output Capacitance VDS=-10V, VGS=0V, f=1MHZ Reverse Transfer Capacitance VDS=-10V, VGS=0V, f=1MHZ Total Gate Charge(2) Drain-Source Breakdown Voltage VGS=0V, ID=-250 µA Gate-Source Threshold Voltage VDS=VGS, ID=-250 µA Gate-Source Leakage Current VDS=0V, VGS= 8V Drain-Source On-Resistance(2) VGS=-10V, ID=-5.3A Forward Transconductance(2) VDS=-5V, ID=-3.5A Static Dynamic Switching Characteristic Symbol UnitMin Typ Max V(BR)DSS VGS (th) RDS(on) VSD IGSS IDSS gfs Ciss Coss Crss td(on) t ) Qg Qgs Qgd -20 - V -0.4 - -1.0 V - -- - - -1 -25 100 nA m/uni03A9 µA S 130 180 405 170 FP 6.5 0.8 1.3 - -1.2 nS nS nS nS nc nc nc V Electrical Characteristics(TA =25°C Unless otherwise noted) Zero Gate Voltage Drain Current VDS=-16V, VGS=0V VDS=-12V, VGS=0V 6.5 - - - 8.5 Turn-On Delay Time(2) Turn-O Time + + Rise Time t tFall Time f r Notes: VGS=-4.5V, ID=-4.2A Gate-Source Charge Gate-Drain Charge Drain-Source Diode Forward Voltage(2) VGS=0V, IS=-2.1A IS - -2.1 A-Continuous Source Current (Body Diode) 2/5 07-Nov-08 WTK9431 1. Pulse width limited by Max. junction temperature. 2. Pulse width 300µs, duty cycle ≤ 2%. 3. Surface mounted on 1 in2 copper pad of FR4 board; 125°C/W when mounted on Min. copper pad. VDD = -5V, ID = -1A, VGS = -4.5V, RG = 6/uni03A9 VDD = -5V, ID = -1A, VGS = -4.5V, RG = 6/uni03A9 VDD = -5V, ID = -1A, VGS = -4.5V, RG = 6/uni03A9 VDD = -5V, ID = -1A, VGS = -4.5V, RG = 6/uni03A9 VDS=-5V, ID=-5.3A,VGS=-4.5V VDS=-5V, ID=-5.3A,VGS=-4.5V VDS=-5V, ID=-5.3A,VGS=-4.5V VD=VG=0V, VS=-1.2V

http://www.weitron.com.tw 3/5 07-Nov-08 WTK9431 WEITRON Characteristics Curve

http://www.weitron.com.tw 4/5 07-Nov-08 WTK9431 WEITRON

http://www.weitron.com.tw (4X) B eB L 7(4X) A C SYMBOLS MIN 1.35 0.10 0.35 0.18 4.69 3.56 5.70

1.27 BSC

0.60 MAX 1.75 0.20 0.45 0.23 4.98 4.06 6.30 0.80 MILLIMETERS A B C D Be e L θ θ D e 5/5 07-Nov-08 WTK9431