Si4702DY Vishay Siliconix Load Switch with Level-Shift PRODUCT SUMMARY VDS2 (V) 30 rDS(on) (W) ID (A) 0.024 @ VGS2 = 10 V 5.5 0.035 @ VGS2 = 4.5 V 4.5 5, 6, 7 3, 4 VIN SO-8 S1 1 8 VHV VON/OFF 2 7 VIN S2 3 6 VIN S2 4 5 VIN VHV VON/OFF S2 Q2 8 Q1 2 1 Top View Ordering Information: Si4702DY Si4702DY-T1 (with Tape and Reel) S1 ABSOLUTE MAXIMUM RATINGS (TA = 25_C UNLESS OTHERWISE NOTED) Parameter Input Voltage Q2 Gate-Drive Voltage Referenced to S1 or S2 ON/OFF Voltage Continuousa Load Current Pulsed b Continuous Intrinsic Diode Conductiona Symbol Limit VIN 30 VHV 20 VON/OFF 8 Operating Junction and Storage Temperature Range ESD Rating, MIL-STD-883D Human Body Model (100 pF, 1500 W) V 5.5 IL "20 IS Maximum Power Dissipationa Unit A - 1.15 PD 1.25 W TJ, Tstg - 55 to 150 _C ESD 3 kV THERMAL RESISTANCE RATINGS Parameter Symbol Typical Maximum Maximum Junction-to-Ambient (t = steady state)a RthJA 83 100 Maximum Junction-to-Foot (Q2) RthJC 25 30 Unit _C/W SPECIFICATIONS (TJ = 25_C UNLESS OTHERWISE NOTED) Parameter Symbol Test Condition Reverse Leakage Current IFL VIN = 30 V, VON/OFF = 0 V, VHV = 0 V Diode Forward Voltage VSD IS = - 1.15 A Min Typ Max Unit OFF Characteristics 1 mA 0.7 1 V VON/OFF = 0 V, ID = 5.5 A, VHV = 10 V, VS2 = 0 V 0.019 0.024 VON/OFF = 0 V, ID = 4.5 A, VHV = 4.5 V, VS2 = 0 V 0.028 0.035 ON Characteristics On Resistance (Q2) On-Resistance On-State (Q2) Drain-Current rDS(on) DS( ) ID(on) VIN - VOUT v 0.1 V, VIN = 5 V, VON/OFF = 0 V VHV = 10 V 15 W A Notes a. Surface Mounted on FR4 Board. b. Pulse test: pulse width v300 ms, duty cycle v2%. Document Number: 71293 S-31874—Rev. E, 15-Sep-03 www.vishay.com 1 Si4702DY Vishay Siliconix TYPICAL CHARACTERISTICS (25_C UNLESS NOTED) VDS vs. ID 1.0 VON/OFF = 0 V VHV = 10 V VS2 = 0 V VON/OFF = 0 V VHV = 4.5 V VS2 = 0 V 1.6 (V) 0.6 TJ = 125_C V DS V DS (V) 0.8 VDS vs. ID 2.0 0.4 1.2 TJ = 125_C 0.8 TJ = 25_C TJ = 25_C 0.2 0.4 0.0 0.0 0 6 12 18 24 30 0 6 12 ID - (A) (V) 0.06 V DS (V) V DS VON/OFF = 0 V IDS = 5 A VS2 = 0 V 0.4 TJ = 125_C 0.04 0.3 TJ = 125_C 0.2 0.1 0.02 TJ = 25_C TJ = 25_C 0.0 0.00 0 3 6 9 0 12 3 VHV - (V) r DS(on) - On-Resistance (W) (Normalized) r SS(on) - On-Resistance ( W ) TJ = 125_C 0.04 0.02 0.00 www.vishay.com 6 VHV - (V) 9 1.6 VON/OFF = 0 V IDS = 1 A VS2 = 0 V VIN = 10 V 1.4 VHV = 4.5 V 1.2 1.0 0.8 TJ = 25_C 3 12 Normalized On-Resistance vs. Junction Temperature 0.06 0 9 1.8 VON/OFF = 0 V IDS = 1 A VS2 = 0 V 0.08 6 VHV - (V) rDS vs. VHV 0.10 2 30 VDS vs. VHV 0.5 VON/OFF = 0 V IDS = 1 A VS2 = 0 V 0.08 24 ID - (A) VDS vs. VHV 0.10 18 12 0.6 - 50 - 25 0 25 50 75 100 125 TJ - Junction Temperature (_C) 150 Document Number: 71293 S-31874—Rev. E, 15-Sep-03 Si4702DY Vishay Siliconix TYPICAL CHARACTERISTICS (25_C UNLESS NOTED) td(on) Variation with RG/VIN 20 VON/OFF = 2 V VHV = 12 V Co = 10 mF IL = 1 A VIN = 5 V 12 VON/OFF = 2 V VHV = 12 V Co = 10 mF IL = 1 A 24 Time ( mS) Time ( mS) 16 trise Variation with RG/VIN 30 VIN = 3.3 V 8 4 18 VIN = 3.3 V VIN = 5 V 12 6 0 0 10 30 50 70 90 110 10 30 50 RG (kW) td(off) Variation with RG/VIN 0.40 70 90 110 90 110 RG (kW) tf Variation with RG/VIN 120 VIN = 5 V 100 0.32 80 Time ( mS) Time ( mS) VIN = 5 V 0.24 VIN = 3.3 V 0.16 60 40 VON/OFF = 2 V VHV = 12 V Co = 10 mF IL = 1 A 0.08 VIN = 3.3 V VON/OFF = 2 V VHV = 12 V Co = 10 mF IL = 1 A 20 0 0.00 10 30 50 70 90 10 110 30 50 RG (kW) Normalized Thermal Transient Impedance, Junction-to-Ambient 2 Normalized Effective Transient Thermal Impedance 1 70 RG (kW) Duty Cycle = 0.5 0.2 Notes: 0.1 PDM 0.1 0.05 t1 t2 1. Duty Cycle, D = 0.02 t1 t2 2. Per Unit Base = RthJA = 83_C/W 3. TJM - TA = PDMZthJA(t) 4. Surface Mounted Single Pulse 0.01 10 -4 10 -3 10 -2 10 -1 1 10 100 600 Square Wave Pulse Dureation (sec) Document Number: 71293 S-31874—Rev. E, 15-Sep-03 www.vishay.com 3 Si4702DY Vishay Siliconix TYPICAL CHARACTERISTICS (25_C UNLESS NOTED) Normalized Thermal Transient Impedance, Junction-to-Foot Normalized Effective Transient Thermal Impedance 2 1 Duty Cycle = 0.5 0.2 0.1 0.1 0.05 0.02 Single Pulse 0.01 10 -4 10 -3 10 -2 10 -1 Square Wave Pulse Duration (sec) 1 10 TYPICAL APPLICATION CIRCUIT 12 V 5, 6, 7 5-V BUS 3, 4 Q2 VIN S2 8 RL VHV 2 Q1 VON/OFF 1 S1 NOTE: Voltage difference between pull-up voltage, 12 V, and BUS voltage, 5 V, should be greater than 4.5 V. www.vishay.com 4 Document Number: 71293 S-31874—Rev. E, 15-Sep-03