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TPS727
SBVS128F –JUNE 2009–REVISED DECEMBER 2015
TPS727 250-mA, Ultralow IQ, Fast Transient Response,
RF Low-Dropout Linear Regulator
1 Features
3 Description
The TPS727 family of low-dropout (LDO) linear
regulators are ultralow quiescent current LDOs with
excellent line and ultra-fast load transient
performance and are designed for power-sensitive
applications. The LDO output voltage level is preset
by the use of innovative factory EEPROM
1
•
Very Low Dropout:
–
–
–
65 mV Typical at 100 mA
130 mV Typical at 200 mA
163 mV Typical at 250 mA
•
•
•
2% Accuracy Over Load, Line, Temperature
programming.
A
precision band-gap and error
Ultralow IQ: 7.9 μA
amplifier provides overall 2% accuracy over load, line,
and temperature extremes. The TPS727 family is
available in 1.5-mm × 1.5-mm SON and wafer chip-
scale (WCSP) packages that make the devices ideal
for handheld applications. This family of devices is
fully specified over a temperature range of TJ
–40°C to +125°C.
Excellent Load Transient Performance:±50 mV for
200 mA Loading and Unloading Transient
•
Available in Fixed-Output Voltages From 0.9 V to
5 V Using Innovative Factory EEPROM
Programming
=
•
•
•
•
High PSRR: 70 dB at 1 kHz
Stable with a 1.0-μF Ceramic Capacitor
Thermal Shutdown and Overcurrent Protection
Device Information
PART NUMBER
TPS727xxDSE
TPS727xxYFF
PACKAGE
WSON (6)
DSBGA (4)
BODY SIZE (NOM)
Available in 4-Ball, 0.4-mm Pitch Wafer-Level
1.50 mm × 1.50 mm
1.20 mm × 0.80 mm
Chip Scale and 1.5-mm × 1.5-mm SON Packages
(1) For all available packages, see the orderable addendum at
the end of the datasheet.
2 Applications
•
•
•
•
•
Wireless Handsets, Smart Phones, PDAs
MP3 Players and Other Handheld Products
Wireless LAN, Bluetooth®, Zigbee®
Remote Controls
Portable Consumer Products
TYPICAL APPLICATION CIRCUIT
VIN
VOUT
IN
OUT
1mF
CIN
COUT
Ceramic
TPS727xx
On
Off
EN
GND
PSRR vs FREQUENCY
GROUND PIN CURRENT vs TEMPERATURE
15
12
9
100
VIN = 2.1V
IOUT = 0mA
90
80
70
IOUT = 10mA
60
50
40
30
20
10
0
6
3
IOUT = 200mA
0
10
100
1k
10k
100k
1M
10M
-40 -25 -10
5
20 35 50 65 80 95 110 125
Frequency (Hz)
Temperature (°C)
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.