Datasheet

PIN ASSIGNMENTS
GND
L
VIN
EN
VOUT
FB
DCKPACKAGE
(TOP VIEW)
Current
Sensor
Gate
Driver
Device
Control
GND
EN
FB
VOUT
L
VREF
VIN
Device
Control
StartUp
VIN
VOUT
TPS61220
TPS61221
TPS61222
SLVS776 – JANUARY 2009 ............................................................................................................................................................................................... www.ti.com
Terminal Functions
TERMINAL
I/O DESCRIPTION
NAME NO.
EN 6 I Enable input (1: enabled, 0: disabled). Must be actively tied high or low.
FB 2 I Voltage feedback of adjustable version. Must be connected to V
OUT
at fixed output voltage versions.
GND 3 Control / logic and power ground
L 5 I Connection for Inductor
VIN 1 I Boost converter input voltage
VOUT 4 O Boost converter output voltage
FUNCTIONAL BLOCK DIAGRAM (ADJUSTABLE VERSION)
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Product Folder Link(s): TPS61220 TPS61221 TPS61222