JAJSFE5C October 2009 – May 2018 TPS65720 , TPS65721
PRODUCTION DATA.
PIN | I/O | DESCRIPTION | |
---|---|---|---|
NO. | NAME | ||
A1 | VLDO1 | O | Output voltage of LDO1 |
A2 | HOLD_LDO1 | I | Power-on input for LDO1. When pulled HIGH, LDO1 is kept enabled after PB_IN was released HIGH. |
A3 | GPIO3 | I/O | General purpose I/O or 5-mA current sink |
A4 | GPIO1 | I/O | General purpose I/O |
A5 | SCLK | I | Clock input for the I2C interface |
B1 | VINLDO1 | I | Input voltage for LDO1 |
B2 | GND | — | Connect to AGND and PGND |
B3 | GPIO2 | I/O | General purpose I/O or 5-mA current sink |
B4 | GPIO0 | I/O | General purpose I/O |
B5 | SDAT | I/O | Data line for the I2C interface |
C1 | AGND | — | Analog ground |
C2 | TS | I | Connect a thermistor from this pin to GND for battery temperature |
C3 | INT | O | Open-drain interrupt output |
C4 | PB_IN | I | Push button input; Turns on DCDC1 and LDO1 if pulled to GND. |
C5 | RESET | O | Open-drain output of the reset generator; This output goes active LOW when the output voltage of LDO1 falls 8% below its target voltage. |
D1 | FB_DCDC1 | I | Feedback input of step-down converter |
D2 | HOLD_DCDC1 | I | Power-On input for DCDC1 converter. When pulled HIGH, the DC-DC converter is kept enabled after PB_IN was released HIGH. |
D3 | BAT | I/O | Connect to battery + terminal |
D4 | SYS | O | System voltage; output of the power path manager. Power input for step-down converter DCDC1 |
D5 | ISET | I | Connect a resistor from this pin to GND to set fast charge current |
E1 | PGND | — | Power ground |
E2 | L1 | O | Switch output of step-down converter |
E3 | BAT | I/O | Connect to battery + terminal |
E4 | SYS | O | System voltage; output of the power path manager. Power input for step-down converter DCDC1 |
E5 | AC | I | Input power for power manager, connect to external DC supply. |
PIN | I/O | DESCRIPTION | |
---|---|---|---|
NO. | NAME | ||
A1 | VLDO1 | O | Output voltage of LDO1 |
A2 | HOLD_LDO1 | I | Power-on input for LDO1. When pulled HIGH, LDO1 is kept enabled after PB_IN was released HIGH. |
A3 | GPIO3 | I/O | General purpose I/O or 5-mA current sink |
A4 | GPIO1 | I/O | General purpose I/O |
A5 | SCLK | I | Clock input for the I2C interface |
B1 | VINLDO1 | I | Input voltage for LDO1 |
B2 | VBAT/TS_OUT | O | Output of battery temperature and battery voltage monitor |
B3 | GPIO2 | I/O | General purpose I/O or 5-mA current sink |
B4 | GPIO0 | I/O | General purpose I/O |
B5 | SDAT | I/O | Data line for the I2C interface |
C1 | AGND | — | Analog ground |
C2 | TS | I | Connect a thermistor from this pin to GND for battery temperature |
C3 | INT | O | Open-drain interrupt output |
C4 | PB_IN | I | Push button input; Turns on DCDC1 and LDO1 if pulled to GND. |
C5 | RESET | O | Open-drain output of the reset generator; This output goes active LOW when the output voltage of LDO1 falls 8% below its target voltage. |
D1 | FB_DCDC1 | I | Feedback input of step-down converter |
D2 | HOLD_DCDC1 | I | Power-on input for DCDC1 converter. When pulled HIGH, the DC-DC converter is kept enabled after PB_IN was released HIGH. |
D3 | BAT | I/O | Connect to battery + terminal |
D4 | SYS | O | System voltage; output of the power path manager. Power input for step-down converter DCDC1 |
D5 | ISET | I | Connect a resistor from this pin to GND to set fast charge current |
E1 | PGND | — | Power ground |
E2 | L1 | O | Switch output of step-down converter |
E3 | BAT | I/O | Connect to battery + terminal |
E4 | SYS | O | System voltage; output of the power path manager. Power input for step-down converter DCDC1 |
E5 | AC | I | Input power for power manager, connect to external DC supply. |
PIN | I/O | DESCRIPTION | |
---|---|---|---|
NAME | NO. | ||
AC | 17, 18 | I | Input power for power manager, connect to external DC supply. |
AGND | 28 | — | Analog ground |
BAT | 21, 22 | I/O | Connect to battery + terminal |
FB_DCDC1 | 26 | I | Feedback input of step-down converter |
FB_LDO1 | 1 | I | Feedback input for LDO1 |
GND | 29 | — | Connect to AGND and PGND |
GPIO0 | 7 | I/O | General purpose I/O |
GPIO1 | 6 | I/O | General purpose I/O |
GPIO2 | 5 | I/O | General purpose I/O or 5-mA current source |
GPIO3 | 4 | I/O | General purpose I/O or 5-mA current source |
HOLD_DCDC1 | 25 | I | Power-on input for DCDC1 converter. When pulled HIGH, the DC-DC converter is kept enabled after PB_IN was released HIGH. |
HOLD_LDO1 | 2 | I | Power-on input for LDO1. When pulled HIGH, LDO1 is kept enabled after PB_IN was released HIGH. |
INT | 13 | O | Open-drain interrupt output |
ISET | 16 | I | Connect a resistor from this pin to GND to set fast charge current |
L1 | 23 | O | Switch output of step-down converter |
MODE | 11 | I | Pull HIGH to force the DCDC1 converter to PWM mode. |
PB_IN | 15 | I | Push button input; Turns on DCDC1 and LDO1 if pulled to GND. |
PGND | 24 | — | Power ground |
RESET | 14 | O | Open-drain output of the reset generator; This output goes active LOW when the input voltage at pin THRESHOLD falls below the threshold voltage. |
SCLK | 8 | I | Clock input for the I2C interface |
SDAT | 12 | I/O | Data line for the I2C interface |
SYS | 19, 20 | O | System voltage; output of the power path manager. Power input for step-down converter DCDC1 |
THRESHOLD | 3 | I | Input voltage to the reset comparator. When the input voltage falls below the threshold, the RESET output is actively pulled LOW. |
TS | 27 | I | Connect a thermistor from this pin to GND for battery temperature |
VINLDO1 | 30 | I | Input voltage for LDO1 |
VLDO1 | 31 | O | Output voltage from LDO1 |
ThermalPad | — | — | Connect to GND |