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參數資料
| 型號： | TPS51317RGBT |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩壓器 |
| 英文描述： | SWITCHING REGULATOR, 1500 kHz SWITCHING FREQ-MAX, PQCC20 |
| 封裝： | 4 X 3.50 MM, GREEN, PLASTIC, QFN-20 |
| 文件頁數： | 1/28頁 |
| 文件大小： | 1000K |
| 代理商： | TPS51317RGBT |
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17
8
7
16
10
BST
SW
PGND
VOUT
VIN
EN
COMP
VREF
TPS51317
9
20
REFIN
V5IN
19
18
6
PGOOD
MODE
GND
PGOOD
V
OUT
PGND
GND
5VIN
UDG-11041
VIN
PGND GND
GND
SLUSAH9
– MARCH 2011
3.3-V/5-V Input, 6-A, D-CAP+
Mode Synchronous Step-Down Integrated FETs Converter
Check for Samples: TPS51317
1
FEATURES
DESCRIPTION
The TPS51317 is a fully integrated synchronous buck
2
Integrated FETs Converter w/TI Proprietary
regulator employing D-CAP+
mode architechture. It
D-CAP+
Mode Architecture
is used for 3.3-V and 5-V step-down systems where
Minimum External Components Count
space is a consideration, high-performance and
Support all MLCC Output Capacitor and
optimized
component
count
are
required.
The
TPS51317 features four switching frequency settings
SP/POSCAP
(up to 1.5 MHz), synchronous operation in SKIP,
Auto-Skip Mode and Ripple Reduction Mode
droop support, external tracking support, pre-bias
Optimized Efficiency at Light and Heavy Loads
startup, output soft discharge, integrated bootstrap
Selectable 800-kHz, 1-MHz, 1.2-MHz and
switch, power good function, enable function and
complete
protection
functions,
and
both
output
1.5-MHz Frequency
ceramic and SP/POS capacitor support. It supports
Up to 6.0-V Conversion Voltage Range
supply and conversion voltages up to 6.0 V, and
Adjustable Output Voltage Range From 0.6 V
output voltages adjustable from 0.6 V to 2.0V. The
to 2 V
TPS51317 is available in the 3.5 mm
× 4 mm 20-pin
QFN package (Green RoHs compliant and Pb free)
Small 3.5 mm
× 4 mm, 20-Pin QFN Package
and is specified from -40
°C to 85°C.
APPLICATIONS
Low-Voltage Applications Stepping Down from
5-V or 3.3-V Rail
XXXX
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
D-CAP+ is a trademark of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Copyright
2011, 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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相關代理商/技術參數 |
參數描述 |
|---|---|
| TPS51362RVER | 制造商:Texas Instruments 功能描述:22V INPUT, 10A INTEGRATED FET 制造商:Texas Instruments 功能描述:IC REG BUCK SYNC ADJ 10A 28VQFN |
| TPS51362RVET | 制造商:Texas Instruments 功能描述:22V INPUT, 10A INTEGRATED FET 制造商:Texas Instruments 功能描述:IC REG BUCK SYNC ADJ 10A 28VQFN |
| TPS51363 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:22-V Input, 8-A or 10-A Converter With Integrated FET |
| TPS51363RVER | 制造商:Texas Instruments 功能描述:Conv DC-DC Single Step Down 3V to 22V 28-Pin VQFN EP T/R 制造商:Texas Instruments 功能描述:IC REG BCK SYNC ADJ 10/8A 28VQFN |
| TPS51363RVET | 制造商:Texas Instruments 功能描述:Conv DC-DC Single Step Down 3V to 22V 28-Pin VQFN EP T/R 制造商:Texas Instruments 功能描述:IC REG BCK SYNC ADJ 10/8A 28VQFN |
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