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TPS65094 Datasheet(PDF) 7 Page - Texas Instruments |
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TPS65094 Datasheet(HTML) 7 Page - Texas Instruments |
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7 / 92 page  7 TPS65094, TPS650940, TPS650941, TPS650942, TPS650944 www.ti.com SWCS133A – SEPTEMBER 2015 – REVISED JUNE 2016 Submit Documentation Feedback Product Folder Links: TPS65094 Pin Configuration and Functions Copyright © 2015–2016, Texas Instruments Incorporated Table 4-1. Pin Functions NO. NAME I/O SUPPLY, OP VOLTAGE LEVEL DESCRIPTION SMPS REGULATORS 1 FBGND2 I Remote negative feedback sense for BUCK2 controller. Connect to VCCGI VSS SENSE sent from the SoC to the PMIC. 2 FBVOUT2 I Remote positive feedback sense for BUCK2 controller. Connect to VCCGI VCC SENSE sent from the SoC to the PMIC. 3 DRVH2 O VSYS + 5 V High-side gate driver output for BUCK2 controller 4 SW2 I Switch node connection for BUCK2 controller 5 BOOT2 I VSYS + 5 V Bootstrap pin for BUCK2 controller. Connect a 100-nF ceramic capacitor between this pin and SW2 pin. 6 PGNDSNS2 I Power GND connection for BUCK2. Connect to ground terminal of external low-side FET. 7 DRVL2 O 5 V Low-side gate driver output for BUCK2 controller 8 DRV5V_2_A1 I 5 V 5-V supply to BUCK2 gate driver and LDOA1. Bypass to ground with a 2.2-µF (typical) ceramic capacitor. Shorted on board to LDO5P0 pin. 10 LX3 O Switch node connection for BUCK3 converter. Connect to a 0.47-µH (typical) inductor with less than 50-m Ω DCR. 11 PVIN3 I 5 V Power input to BUCK3 converter. Bypass to ground with a 10-µF (typical) ceramic capacitor. 12 FB3 I Remote feedback sense for BUCK3 converter. Connect to positive terminal of output capacitor. 20 LX5 O Switch node connection for BUCK5 converter. Connect to a 0.47-µH (typical) inductor with less than 50-m Ω DCR. 21 PVIN5 I 5 V Power input to BUCK5 converter. Bypass to ground with a 10-µF (typical) ceramic capacitor. 22 FB5 I Remote feedback sense for BUCK5 converter. Connect to positive terminal of output capacitor. 23 FB4 I Remote feedback sense for BUCK4 converter. Connect to positive terminal of output capacitor. 24 PVIN4 I 5 V Power input to BUCK4 converter. Bypass to ground with a 10-µF (typical) ceramic capacitor. 25 LX4 O Switch node connection for BUCK4 converter. Connect to a 0.47-µH (typical) inductor with less than 50-m Ω DCR. 29 FBVOUT1 I Remote feedback sense for BUCK1 controller. Connect to VNN VCC SENSE sent from the SoC to the PMIC. 30 ILIM1 I Current limit set pin for BUCK1 controller. Fit a resistor from this pin to ground to set current limit of external low-side FET. 33 DRVH1 O VSYS + 5 V High-side gate driver output for BUCK1 controller 34 SW1 I Switch node connection for BUCK1 controller 35 BOOT1 I VSYS + 5 V Bootstrap pin for BUCK1 controller. Connect a 100-nF ceramic capacitor between this pin and SW1 pin. 36 PGNDSNS1 I Power GND connection for BUCK1. Connect to ground terminal of external low-side FET. 37 DRVL1 O 5 V Low-side gate driver output for BUCK1 controller 38 DRV5V_1_6 I 5 V 5-V supply to BUCK1 and BUCK6 gate drivers. Bypass to ground with a 2.2-µF (typical) ceramic capacitor. Shorted on board to LDO5P0 pin. 39 DRVL6 O 5 V Low-side gate driver output for BUCK6 controller 40 PGNDSNS6 I Power GND connection for BUCK6. Connect to ground terminal of external low-side FET. 41 BOOT6 I VSYS + 5 V Bootstrap pin for BUCK6 controller. Connect a 100-nF ceramic capacitor between this pin and SW6 pin. 42 SW6 I Switch node connection for BUCK6 controller 43 DRVH6 O VSYS + 5 V High-side gate driver output for BUCK6 controller |
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