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TPS2480PW датащи(PDF) 9 Page - Texas Instruments |
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TPS2480PW датащи(HTML) 9 Page - Texas Instruments |
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9 / 60 page ![]() 1 2 3 4 5 6 7 8 9 10 SDA SDL NC VS NC EN VREF PROG TIMER GND 20 19 18 17 16 15 14 13 12 11 A0 A1 VINM VINP GND VCC SENSE GATE OUT PG TPS2480/81 TPS2480 TPS2481 www.ti.com SLUS939B – APRIL 2010 – REVISED DECEMBER 2010 20-Pin TSSOP Table 1. TERMINAL FUNCTIONS FUNCTION TPS2480/81 DESCRIPTION SDA 1 I2C Data Line SCL 2 I2C Clock NC 3 Tie to GND or float VS 4 Power input to the I2C block, 3.3 V to 5 V NC 5 No connection, tie to GND or float EN 6 Device enable VREF 7 Reference voltage output, used to set power threshold on PROG pin PROG 8 Power-limit setting input TIMER 9 Fault timing capacitor GND 10 GND PG 11 Power good reporting output, open-drain OUT 12 Output voltage feedback GATE 13 Gate output SENSE 14 Current-limit sense input VCC 15 Main power supply input to device and FET GND 16 GND VINP 17 Positive differential shunt voltage. Connect to positive side of shunt resistor Negative differential shunt voltage. Connect to negative side of shunt resistor. Bus voltage is VINM 18 measured from this pin to GND A1 19 Address pin. Table 2 shows pin settings and corresponding addresses. A0 20 Address pin. Table 2 shows pin settings and corresponding addresses. Copyright © 2010, Texas Instruments Incorporated Submit Documentation Feedback 9 Product Folder Link(s): TPS2480 TPS2481 |
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