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TPS65056RSMR Datasheet(PDF) 8 Page - Texas Instruments |
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TPS65056RSMR Datasheet(HTML) 8 Page - Texas Instruments |
8 / 37 page www.ti.com TPS65050, TPS65051, TPS65052 TPS65054, TPS65056 SLVS710 – JANUARY 2007 TERMINAL FUNCTIONS (continued) TERMINAL I/O DESCRIPTION NAME TPS65050 TPS65051 TPS65052 TPS65054 TPS65056 PGND1 23 23 23 23 23 I GND for converter 1 PGND2 19 19 19 19 19 I GND for converter 2 AGND 2 2 2 2 2 I Analog GND, connect to PGND and PowerPad™ L2 20 20 20 20 20 O Switch Pin of converter 2. Connected to Inductor. EN_DCDC1 25 25 25 25 25 I Enable Input for converter 1, active high EN_DCDC2 26 26 26 26 26 I Enable Input for converter 2, active high VINLDO1 29 29 29 29 29 I Input voltage for LDO1 VINLDO2 4 4 4 4 4 I Input voltage for LDO2 VINLDO3/4 11 11 11 11 11 I Input voltage for LDO3 and LDO4 VLDO1 30 30 30 30 30 O Output voltage of LDO1 VLDO2 5 5 5 5 5 O Output voltage of LDO2 VLDO3 10 10 10 10 10 O Output voltage of LDO3 VLDO4 12 12 12 12 12 O Output voltage of LDO4 Digital input, used to set the default output voltage of LDO1 to DEFLDO1 31 -- 31 -- -- I LDO4; LSB FB1 -- 31 -- 31 31 I Feedback input for the external voltage divider. Digital input, used to set the default output voltage of LDO1 to DEFLDO2 6 -- 6 -- -- I LDO4. FB2 -- 6 -- 6 6 I Feedback input for the external voltage divider. Digital input, used to set the default output voltage of LDO1 to DEFLDO3 9 -- 9 -- -- I LDO4. FB3 -- 9 -- 9 9 I Feedback input for the external voltage divider. Digital input, used to set the default output voltage of LDO1 to DEFLDO4 13 -- 13 -- -- I LDO4; MSB FB4 -- 13 -- 13 13 I Feedback input for the external voltage divider. Enable input for LDO1. Logic high enables the LDO, logic low EN_LDO1 27 27 27 27 27 I disables the LDO. Enable input for LDO2. Logic high enables the LDO, logic low EN_LDO2 28 28 28 28 28 I disables the LDO. Enable input for LDO3. Logic high enables the LDO, logic low EN_LDO3 15 15 15 15 15 I disables the LDO. Enable input for LDO4. Logic high enables the LDO, logic low EN_LDO4 16 16 16 16 16 I disables the LDO. THRESHOLD -- 7 7 7 7 I Reset input PB_IN 7 -- -- -- -- I Input for the pushbutton ON-OFF function HYSTERESIS -- 8 8 8 8 I Input for hysteresis on reset threshold GND 8 -- -- -- -- - Connect to GND RESET -- 14 14 14 14 O Open drain active low reset output, 100 ms reset delay time. Open drain output. Active low after the supply voltage (VCC) PB_OUT 14 -- -- -- -- O exceeded the undervoltage lockout threshold. The pin can be toggled pulling PB_IN high. BP 1 1 1 1 1 I Input for bypass capacitor for internal reference. PowerPAD™ -- -- -- -- -- Connect to GND 8 Submit Documentation Feedback |
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