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SI6821DQ Datasheet(PDF) 1 Page - Vishay Siliconix |
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SI6821DQ Datasheet(HTML) 1 Page - Vishay Siliconix |
1 / 5 page Si6821DQ Vishay Siliconix New Product Document Number: 70791 S-56954—Rev. C, 01-Mar-99 www.vishay.com S FaxBack 408-970-5600 2-1 P-Channel, Reduced Qg, MOSFET with Schottky Diode MOSFET PRODUCT SUMMARY VDS (V) rDS(on) (W) ID (A) –20 0.190 @ VGS = –4.5 V "1.7 –20 0.280 @ VGS = –3.0 V "1.3 SCHOTTKY PRODUCT SUMMARY VKA (V) VF (V) Diode Forward Voltage IF (A) 20 0.5 V @ 1 A 1.5 Si6821DQ D S S G 1 2 3 4 8 7 6 5 K A A A TSSOP-8 Top View D S G D K A ABSOLUTE MAXIMUM RATINGS (TA = 25_C UNLESS OTHERWISE NOTED) Parameter Symbol Limit Unit Drain-Source Voltage (MOSFET) VDS –20 V Reverse Voltage (Schottky) VKA 20 V Gate-Source Voltage (MOSFET) VGS "12 Continuous Drain Current (TJ = 150_C) (MOSFET)a, b TA = 25_C ID "1.7 A Continuous Drain Current (TJ = 150 C) (MOSFET)a, b TA = 70_C ID "1.3 A Pulsed Drain Current (MOSFET) IDM "8 A Continuous Source Current (MOSFET Diode Conduction)a, b IS –1.0 A Average Foward Current (Schottky) IF 1.5 Pulsed Foward Current (Schottky) IFM 30 Maximum Power Dissipation (MOSFET)a, b TA = 25_C P 1.2 W Maximum Power Dissipation (MOSFET)a, b TA = 70_C PD 0.76 W Maximum Power Dissipation (Schottky)a, b TA = 25_C PD 1.0 W Maximum Power Dissipation (Schottky)a, b TA = 70_C 0.64 Operating Junction and Storage Temperature Range TJ, Tstg –55 to 150 _C THERMAL RESISTANCE RATINGS Parameter Device Symbol Typical Maximum Unit Maximum Junction-to-Ambient (t v 10 sec)a MOSFET R 105 _C/W Maximum Junction-to-Ambient (t v 10 sec)a Schottky RthJA 125 _C/W Maximum Junction-to-Ambient (t = steady state)a MOSFET RthJA 115 _C/W Maximum Junction-to-Ambient (t = steady state)a Schottky 130 Notes a. Surface Mounted on FR4 Board. b. t v 10 sec. |
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