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TPS61193-Q1 Datasheet(PDF) 4 Page - Texas Instruments |
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TPS61193-Q1 Datasheet(HTML) 4 Page - Texas Instruments |
4 / 35 page TPS61193-Q1 SNVSAC7 – OCTOBER 2015 www.ti.com Pin Functions PIN DESCRIPTION TYPE(1) NUMBER NAME 1 VIN A Input power pin 2 LDO A Output of internal LDO; connect a 1- μF decoupling capacitor between this pin and noise-free ground. 3 FSET A DC-DC (boost or SEPIC) switching frequency setting resistor. 4 VDDIO/EN I Enable input for the device as well as supply input (VDDIO) for digital pins 5 FAULT OD Fault signal output. If unused, the pin may be left floating. 6 SYNC I Input for synchronizing boost. If synchronization is not used, connect this pin to GND to disable spread spectrum or to VDDIO/EN to enable spread spectrum. 7 PWM I PWM dimming input. 8 NC No connect 9 GND G Ground. 10 ISET A LED current setting resistor. 11 GND G Ground 12 GND G Ground 13 OUT3 A Current sink output This pin must be connected to GND if not used. 14 OUT2 A Current sink output This pin must be connected to GND if not used. 15 OUT1 A Current sink output This pin must be connected to GND if not used. 16 FB A DC-DC (boost or SEPIC) feedback input 17 PGND G DC-DC (boost or SEPIC) power ground 18 SW A DC-DC (boost or SEPIC) switch pin 19 NC A No connect 20 VIN A Input power pin (1) A: Analog pin, G: Ground pin, P: Power pin, I: Input pin, I/O: Input/Output pin, O: Output pin, OD: Open Drain pin 4 Submit Documentation Feedback Copyright © 2015, Texas Instruments Incorporated |
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