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參數資料
| 型號： | TPS40042DRCTG4 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩壓器 |
| 英文描述： | SWITCHING CONTROLLER, 700 kHz SWITCHING FREQ-MAX, PDSO10 |
| 封裝： | 3 X 3 MM, GREEN, PLASTIC, SON-10 |
| 文件頁數： | 1/35頁 |
| 文件大小： | 746K |
| 代理商： | TPS40042DRCTG4 |
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1
FEATURES
CONTENTS
DESCRIPTION
APPLICATIONS
1
2
3
4
10
9
8
7
HDRV
SW
BOOT
LDRV
EN
FB
COMP
VDD
TPS40042
6
GND
5
REFIN
UDG-07141
V
OUT
V
IN
Enable
Reference Input
SLUS777 – NOVEMBER 2007
www.ti.com
LOW PIN COUNT, LOW VIN (3.0 V TO 5.5 V) SYNCHRONOUS BUCK DC-TO-DC
CONTROLLER WITH EXTERNAL REFERENCE INPUT
2
3.0-V to 5.5-V Input
External Reference required: 0.5 V to 1.5 V
2
Output Voltage from REFIN to 90% of VIN
4
High-Side Drive for N-Channel FET
8
Supports Pre-Biased Outputs
10
Adaptive Anti-Cross Conduction Gate Drive
Fixed switching frequency (600 kHz) Voltage
18
Mode Control
28
Three Selectable Short Circuit Protection
Levels
Hiccup Restart from Faults
The TPS40042 DC/DC controller is designed to
Active Low Enable
operate with an input source between a 3.0 V and 5.5
Thermal Shutdown Protection at 145°C
V. To reduce the number of external components, a
number of operating parameters are fixed internally.
10-Pin, 3-mm x 3-mm SON (DRC)
The operating frequency for example, is internally set
at 600 kHz. (Continued)
DDR Memory
Point of Load
Telecommunications
DC to DC Modules
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
Predictive Gate Drive is a registered trademark of Texas Instruments.
PRODUCTION DATA information is current as of publication date.
Copyright 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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相關代理商/技術參數 |
參數描述 |
|---|---|
| TPS40050 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:WIDE-INPUT SYNCHRONOUS BUCK CONTROLLER |
| TPS40050PWP | 功能描述:DC/DC 開關控制器 Wide Input Vltg Synch Buck Cntrlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK |
| TPS40050PWPG4 | 功能描述:DC/DC 開關控制器 Wide Input Vltg Synch Buck Cntrlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK |
| TPS40050PWPR | 功能描述:DC/DC 開關控制器 Wide Input Vltg Synch Buck Cntrlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK |
| TPS40050PWPRG4 | 功能描述:DC/DC 開關控制器 Wide Input Vltg Synch Buck Cntrlr RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數量:1 最大工作溫度:+ 125 C 安裝風格: 封裝 / 箱體:CPAK |
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