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| High-side Power Switch ICs [Surface-mount 2-circuits] SPF5003 (under development) Features q Built-in diagnostic function to detect short and open circuiting of loads and output status signals q DMOS 2ch output q Allows ON/OFF using C-MOS logic level q Built-in overcurrent and thermal protection circuits External Dimensions (unit: mm) 12.2 0.2 10.5 0.2 16 9 1.0 -0.05 Fin thickness +0.1 7.5 0.2 Absolute Maximum Ratings Parameter Power supply voltage Input terminal voltage Input terminal current DG terminal voltage DG terminal current Drain to source voltage Output current Power dissipation Source to drain Di forward current Channel temperature Operating temperature Storage temperature Symbol VB VIN IIN VDG IDG VDS IO PD IF Tch TOP Tstg Ratings 35 -0.3 to 7 5 -0.3 to 7 5 VB -45 1.8 2 0.8 150 -40 to +105 -40 to +150 Unit V V mA V mA V A W A C C C Ta=25C (Ta=25C) Conditions 1 1.27 0.25 0.4 -0.05 +0.15 8 2.50.2 0.25 -0.05 +0.15 Block Diagram (for one channel) VB Thermal Protect Clamp Bias IN Input Logic Lavel Shifting Charge Pump Current Limit Chopper DG Electrical Characteristics Parameter Operating power supply voltage Quiescent circuit current Output ON resistance Output leak current Input threshold Output ON voltage Output OFF Output ON Inpup current Output OFF Overcurrent protection starting current Internal current limit Thermal shutdown operating temperature Load open detection threshold voltage IIL IS ILim TTSD Vopen TON TOFF DG leak current Low level DG output voltage DG output transfer time IDG VDGL TPLH TPHL 0.15 70 45 155 1.5 1.9 3 5 165 3 70 35 Symbol VB (opr) Iq RDS (ON) min 5.5 typ (VB=14V, Ta=25C unless otherwise specified) Ratings max 35 1 200 300 Unit V mA m m A V V 200 12 A A A A C 4.5 140 90 20 0.5 140 120 V s s A V s s VB VIN DG Logic Open/Short Sense Conditions GND OUT VIN=0V, VOUT=0V IO=1A IO=1A, Ta=80C VOUT=0V Ta= -40 to +105C Ta= -40 to +105C VIN=5V VIN=0V VOUT=VO-1.5V VOUT=0V C P U 1 VB 7,8 15,16 (2, 3) 9 (10,11) Vin 1 (7V max) OUT1 OUT2 5V DG1 Standard Connection Diagram IO, leak VIHth VILth IIH 1.4 1.0 50 2.0 1.8 70 100 3.0 SPF5003 6 5 Vin 2 (7V max) Load Overheat DG2 14 13 4 12 GND RDG RIN *1 Output transfer time RL=14, VO= -5V RL=14, VO *10% VDG= 5.5V IDG=1.6mA * RIN and RDG are needed to protect CPU and SPF5003 in case of reverse connection of VB terminal. * Make VB of 1Pin and 9Pin short from the fin to be plated by solder. *1 Timing Chart VIN ON VIN OFF Normal VO open Open load Normal OCP Shorted load RDG RIN Normal Normal TSD Normal Note: * 1. Transient time is showed Wave Form below. VOUT Recommended Operating Conditions (for one channel) Ratings Parameter Power supply voltage VIH VIL IO RIN RDG 10 10 min 5.5 4 -0.3 max 16 5.5 0.9 1 20 20 Unit V V V A k k Wave Form IOUT Internal current limit TSDON TSDOFF VIN DG High inpidance VOUT-5V Output transfer time VOUT TON VDG * 90% VDG * 10% TPLH TPHL TOFF VOUT * 10% Mode Normal DG output transfer time VDG Open load Shorted load Overheat VIN H L H L H L H L DG H L H H L L L L VO H L H H L (Limiting) L L L 28 Load 5V 2.0 -0.8 +0.2 |
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