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TPS2046B Datasheet(PDF) 7 Page - Texas Instruments |
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TPS2046B Datasheet(HTML) 7 Page - Texas Instruments |
7 / 30 page www.ti.com Thermal Sense Driver Current Limit UVLO CS Driver Current Limit CS Thermal Sense GND EN1 IN1 EN2 OC1 OUT1 OUT2 OC2 Deglitch Deglitch Driver Current Limit CS Thermal Sense Charge Pump GND IN2 EN3 OUT3 OC3 Deglitch VCC Selector UVLO (SeeNote A) (SeeNote A) (SeeNote A) TPS2045B, TPS2055B TPS2046B, TPS2047B SLVS532C – JULY 2004 – REVISED OCTOBER 2007 Terminal Functions (TPS2047B) TERMINAL I/O DESCRIPTION NAME NUMBER EN1 3 I Enable input, logic low turns on power switch IN1-OUT1 EN2 4 I Enable input, logic low turns on power switch IN1-OUT2 EN3 7 I Enable input, logic low turns on power switch IN2-OUT3 GND 1, 5 Ground IN1 2 I Input voltage for OUT1 and OUT2 IN2 6 I Input voltage for OUT3 NC 8, 9, 10 No connection OC1 16 O Overcurrent, open-drain output, active low, IN1-OUT1 OC2 13 O Overcurrent, open-drain output, active low, IN1-OUT2 OC3 12 O Overcurrent, open-drain output, active low, IN2-OUT3 OUT1 15 O Power-switch output, IN1-OUT1 OUT2 14 O Power-switch output, IN1-OUT2 OUT3 11 O Power-switch output, IN2-OUT3 FUNCTIONAL BLOCK DIAGRAM (TPS2047B) A. Current sense Copyright © 2004–2007, Texas Instruments Incorporated Submit Documentation Feedback 7 Product Folder Link(s): TPS2045B TPS2055B TPS2046B TPS2047B |
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