Datasheet

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0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6
Voltage (V)
Ron (m)
−40C
25C
85C
G000
Power
Supply
LO
HI
TPS22910A,
TPS22912C,
TPS22913B/C
VIN
ON
C
IN
V
OUT
C
L
GND
GND
R
L
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TPS22910A
,
TPS22912C
,
TPS22913B
,
TPS22913C
SLVSB49D NOVEMBER 2011REVISED MAY 2014
TPS2291xx Ultra-small, Low On Resistance Load Switch With Controlled Turn-on
1 Features 3 Description
The TPS22910A, TPS22912C, and TPS22913B/C
1
Integrated Single Load Switch
are small, low r
ON
load switches with controlled turn
Four Pin Wafer-Chip-Scale Package (Nom)
on. The device contains a P-channel MOSFET that
0.9 mm × 0.9 mm, 0.5-mm Pitch, 0.5-mm
can operate over an input voltage range of 1.4 V to
Height (YZV)
5.5 V. The switch is controlled by an on/off input
(ON), which is capable of interfacing directly with low-
Input Voltage Range: 1.4 V to 5.5 V
voltage GPIO control signals.
Low ON-Resistance
The TPS22910A, TPS22912C, and TPS22913B/C
r
ON
= 60 mΩ at VIN = 5 V
devices provide reverse current protection in ON and
r
ON
= 61 mΩ at VIN = 3.3 V
OFF states. An internal reverse voltage comparator
r
ON
= 74 mΩ at VIN = 1.8 V
disables the power-switch when the output voltage
(V
OUT
) is driven higher than the input voltage (V
IN
), by
r
ON
= 84 mΩ at VIN = 1.5 V
V
RCP
, to quickly (10 µs typ) stop the flow of current
2-A Maximum Continuous Switch Current
towards the input side of the switch. Reverse current
Low Threshold Control Input
protection is always active, even when the power-
switch is disabled. Additionally, under-voltage lockout
Controlled Slew-rate
(UVLO) protection turns the switch off if the input
Under-Voltage Lock Out
voltage is too low.
Full-Time Reverse Current Protection
The TPS22913B/C contains a 150-Ω on-chip load
Quick Output Discharge Transistor (TPS22913B/C
resistor for quick output discharge when the switch is
Devices)
turned off.
This family of devices have various slew rate options
2 Applications
to avoid inrush current (see Device Comparison
Notebook Computer and Ultrabook™
Table for details), are available in an ultra-small,
Tablets and Set-Top-Boxes
space-saving 4-pin WCSP packages, and are
characterized for operation over the free-air
Portable Industrial / Medical Equipment
temperature range of –40°C to 85°C.
Portable Media Players
Point Of Sale Pins
Device Information
(1)
GPS Navigation Devices
PART NUMBER PACKAGE BODY SIZE (NOM)
TPS22910A
Digital Cameras
TPS22912C
Portable Instrumentation
DSBGA (4) 0.90 mm × 0.90 mm
TPS22913B
Smartphones / Wireless Handsets
TPS22913C
(1) For all available packages, see the orderable addendum at
the end of the datasheet.
4 Simplified Schematic
On-State Resistance vs Input Voltage
1
An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications,
intellectual property matters and other important disclaimers. PRODUCTION DATA.

Summary of content (38 pages)