Datasheet

VOUT_SET
EN1
VIN_OK_SET
2
3
4
5
6
13
12
11
10
9
7
8
1
14
OUT
SW
NC
VIN_OK
VSS
IN
VRDIV
NC
SW
VSS
EN2
TPS62736
TPS62737
SLVSBO4B –OCTOBER 2012–REVISED JULY 2013 www.ti.com
TPS62737 RGY PACKAGE
(TOP VIEW)
PIN DESCRIPTION
PIN
NO. NAME I/O Type Description
1 IN Input Input supply to the buck regulator
2, 13 SW Input Inductor connection to switching node
3, 12 VSS Input Ground connection for the device
4, 14 NC Input Connect to VSS
5 EN1 Input Digital input for chip enable, standby, and ship-mode. EN1 = 1 sets ship mode independent of
EN2. EN1=0, EN2 = 0 disables the buck converter and sets standby mode. EN1=0, EN2=1
6 EN2 Input
enables the buck converter. Do not leave either pin floating.
7 VRDIV Output Resistor divider biasing voltage
8 VIN_OK_SET Input Resistor divider input for VIN_OK threshold. Pull to VIN to disable. Do not leave pin floating.
9 VOUT_SET Input Resistor divider input for VOUT regulation level
10 VIN_OK Output Push-pull digital output for power good indicator for the input voltage. Pulled up to VIN pin.
11 OUT Output Step down (buck) regulator output
15 Thermal Pad Input Connect to VSS
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