- 您現在的位置：買賣IC網 > PDF目錄69509 > TPS40190DRCTG4 (TEXAS INSTRUMENTS INC) SWITCHING CONTROLLER, 360 kHz SWITCHING FREQ-MAX, PDSO10 PDF資料下載
參數資料
| 型號： | TPS40190DRCTG4 |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩壓器 |
| 英文描述： | SWITCHING CONTROLLER, 360 kHz SWITCHING FREQ-MAX, PDSO10 |
| 封裝： | 3 X 3 MM, GREEN, PLASTIC, SON-10 |
| 文件頁數： | 1/25頁 |
| 文件大小： | 615K |
| 代理商： | TPS40190DRCTG4 |
1
FEATURES
DESCRIPTION
APPLICATIONS
1
2
3
9
8
SW
BOOT
ENABLE
FB
COMP
TPS40190
10
HDRV
4
5
6
BP5
VDD
GND
7
LDRV
SHUTDOWN
VDD
UDG05059
VOUT
SLUS658B – JULY 2005 – REVISED AUGUST 2007
www.ti.com
LOW PIN COUNT SYNCHRONOUS BUCK CONTROLLER
Input Operating Voltage Range: 4.5 V to 15 V
Reference 0.591 V ±1%
The TPS40190 is a cost-optimized synchronous buck
controller that operates from 4.5 V to 15 V nominally,
Voltage Mode Control
and implements a fixed frequency voltage mode
Internal 5-V Regulator For Internal
power supply. The controller uses an adaptive
Housekeeping, Driver Power and Light
anti-cross conduction scheme to prevent both the
External Loads
high-side and the rectifier MOSFET to be turned on at
the same time, preventing shoot through current in
Selectable Short-Circuit Protection Thresholds
the two MOSFETs.
Pre-Bias Ouput Safe
The controller also provides a short circuit protection
Fixed Switching Frequency of 300 kHz
threshold that is user selectable between one of three
Internal Soft-Start
values. The protection level is set with a single
Small 3 mm × 3 mm, 10-Pin SON Package
external resistor connected from COMP to GND.
During start-up, the impedance connected to COMP
Bootstrapped Drivers for N-Channel MOSFET
is sensed, and the information is decoded to select
Adaptive Anti-Cross Conduction
one of the three thresholds. When the controller
Internal Bootstrap Diode
senses an output short circuit, both MOSFETs are
turned off and a timeout period is observed before
1.2-A Drivers for Decreased Switching Loss
attempting to restart. This provides limited power
dissipation in the event of a sustained fault.
Cable modem CPE
The TPS40190 provides strong drivers to minimize
switching losses in the power stage, reducing heat
Digital Set Top Box
build up in the MOSFETs and allowing larger
Graphics/Audio Cards
MOSFETs to be used without undue switching time
Entry-level and Mid-Range Servers
penalty.
SIMPLIFIED APPLICATION DIAGRAM
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.
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.
相關PDF資料 |
PDF描述 |
|---|---|
| TPS40192DRCRG4 | SWITCHING CONTROLLER, 700 kHz SWITCHING FREQ-MAX, PDSO10 |
| TPS40192DRCTG4 | SWITCHING CONTROLLER, 700 kHz SWITCHING FREQ-MAX, PDSO10 |
| TPS40193DRCR | SWITCHING CONTROLLER, 360 kHz SWITCHING FREQ-MAX, PDSO10 |
| TPS40195RGYR | SWITCHING CONTROLLER, 580 kHz SWITCHING FREQ-MAX, PQCC16 |
| TPS40195PWG4 | SWITCHING CONTROLLER, 580 kHz SWITCHING FREQ-MAX, PDSO16 |
相關代理商/技術參數 |
參數描述 |
|---|---|
| TPS40190EVM-001 | 功能描述:電源管理IC開發工具 Sync Buck Converter Eval Mod RoHS:否 制造商:Maxim Integrated 產品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V |
| TPS40192 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:4.5-V TO 18-V INPUT 10-PIN SYNCHRONOUS BUCK CONTROLLER WITH POWER GOOD |
| TPS40192_1 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:4.5-V TO 18-V INPUT 10-PIN SYNCHRONOUS BUCK CONTROLLER WITH POWER GOOD |
| TPS40192DRCR | 功能描述:DC/DC 開關控制器 4.5V-8V Input Synch Buck Contr 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 |
| TPS40192DRCRG4 | 功能描述:DC/DC 開關控制器 4.5V-18V Input 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 |
發布緊急采購，3分鐘左右您將得到回復。