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TPS79942DDCR Fiches technique(PDF) 1 Page - Texas Instruments

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No de pièce TPS79942DDCR
Description  200mA, Low Quiescent Current, Ultra-Low Noise, High PSRR Low Dropout Linear Regulator
Download  27 Pages
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Fabricant  TI [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI - Texas Instruments

TPS79942DDCR Fiches technique(HTML) 1 Page - Texas Instruments

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1
FEATURES
DESCRIPTION
APPLICATIONS
TPS799xxDDC
TSOT23-5
(TOPVIEW)
OUT
NR
IN
GND
EN
1
2
3
5
4
TPS799xxYZU
WCSP
(TOPVIEW)
C3
C1
B2
A3
A1
OUT
EN
IN
GND
NR
GND
TPS79901YZU
WCSP
(TOPVIEW)
OUT
EN
IN
FB
C3
C1
B2
A3
A1
TPS79901DDC
TSOT23-5
(TOPVIEW)
OUT
FB
IN
GND
EN
1
2
3
5
4
TPS799xxDRV
2mmx2mmSON-6
(TOPVIEW)
IN
N/C
EN
6
5
4
OUT
NR
GND
1
2
3
GND
TPS79901DRV
2mmx2mmSON-6
(TOPVIEW)
IN
N/C
EN
6
5
4
OUT
FB
GND
1
2
3
GND
TPS799xx
SBVS056I – JANUARY 2005 – REVISED NOVEMBER 2007
www.ti.com
200mA, Low Quiescent Current, Ultra-Low Noise, High PSRR
Low Dropout Linear Regulator
23
• 200mA Low Dropout Regulator with EN
The
TPS799xx
family
of
low-dropout
(LDO)
low-power
linear
regulators
offer
excellent
AC
• Low I
Q: 40µA
performance with very low ground current. High
• Multiple Output Voltage Versions Available:
power-supply rejection ratio (PSRR), low noise, fast
Fixed Outputs of 1.2V to 4.5V Using
start-up,
and
excellent
line
and
load
transient
Innovative Factory EEPROM Programming
response are provided while consuming a very low
40
µA (typical) ground current. The TPS799xx is
Adjustable Outputs from 1.20V to 6.5V
stable with ceramic capacitors and uses an advanced
• High PSRR: 66dB at 1kHz
BiCMOS fabrication process to yield dropout voltage
• Ultra-low Noise: 29.5µV
RMS
typically 100mV at 200mA output. The TPS799xx
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 ThinSOT23, Wafer Chip-Scale (WCSP),
and 2mm
× 2mm SON packages, ideal for wireless
• 2% Overall Accuracy (Load/Line/Temp)
handsets and WLAN cards.
• Very Low Dropout: 100mV
• ThinSOT-23, WCSP, and 2mm × 2mm SON-6
Packages
• Cellular Phones
• Wireless LAN, Bluetooth®
• VCOs, RF
• 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
Bluetooth is a registered trademark of Bluetooth SIG, Inc.
3
All other trademarks are the property of their respective owners.
PRODUCTION DATA information is current as of publication date.
Copyright © 2005–2007, 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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