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TPS734XX Datasheet(PDF) 1 Page - Texas Instruments

Part No. TPS734XX
Description  250mA, Low Quiescent Current, Ultra-Low Noise, High PSRR Low-Dropout Linear Regulator
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TPS734XX Datasheet(HTML) 1 Page - Texas Instruments

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1
FEATURES
DESCRIPTION
APPLICATIONS
TPS734xxDDC
TSOT23-5
(TOPVIEW)
OUT
NR
IN
GND
EN
1
2
3
5
4
TPS73401DDC
TSOT23-5
(TOPVIEW)
OUT
FB
IN
GND
EN
1
2
3
5
4
TPS734xxDRV
2mmx2mmSON-6
(TOPVIEW)
IN
N/C
EN
6
5
4
OUT
NR
GND
1
2
3
GND
TPS73401DRV
2mmx2mmSON-6
(TOPVIEW)
IN
N/C
EN
6
5
4
OUT
FB
GND
1
2
3
GND
TPS734xx
www.ti.com ........................................................................................................................................ SBVS089F – DECEMBER 2007 – REVISED FEBRUARY 2009
250mA, Low Quiescent Current, Ultra-Low Noise, High PSRR
Low-Dropout Linear Regulator
2
• 250mA Low Dropout Regulator with EN
The
TPS734xx
family
of
low-dropout
(LDO),
low-power
linear
regulators
offers
excellent
ac
• Low I
Q: 44µA
performance with very low ground current. High
• Multiple Output Voltage Versions Available:
power-supply rejection ratio (PSRR), low noise, fast
Fixed Outputs of 1.0V to 4.3V Using
start-up,
and
excellent
line
and
load
transient
Innovative Factory EEPROM Programming
response are provided while consuming a very low
44
µA (typical) ground current. The TPS734xx is
Adjustable Outputs from 1.25V to 6.2V
stable with ceramic capacitors and uses an advanced
• High PSRR: 60dB at 1kHz
BiCMOS fabrication process to yield a typical dropout
• Ultra-low Noise: 28µV
RMS
voltage of 125mV at 250mA output. The TPS734xx
uses a precision voltage reference and feedback loop
• Fast Start-Up Time: 45µs
to achieve overall accuracy of 2% over all load, line,
• Stable with a Low-ESR, 2.0µF Typical Output
process, and temperature variations. It
is
fully
Capacitance
specified from TJ = –40°C to +125°C and is offered in
• Excellent Load/Line Transient Response
low-profile ThinSOT-23, 2mm × 2mm SON, and 3mm
x 3mm SON packages that are ideal for wireless
• 2% Overall Accuracy (Load/Line/Temp)
handsets, printers, and WLAN cards.
• Very Low Dropout: 125mV at 250mA
• ThinSOT-23, 2mm × 2mm SON-6, and 3mm x
3mm SON-8 Packages
• WiFi, WiMax
• Printers
• Cellular Phones, SmartPhones
• Handheld Organizers, PDAs
1
Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas
Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
2
All trademarks are the property of their respective owners.
PRODUCTION DATA information is current as of publication date.
Copyright © 2007–2009, Texas Instruments Incorporated
Products conform to specifications per the terms of the Texas
Instruments standard warranty. Production processing does not
necessarily include testing of all parameters.


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