参数资料
型号: TPS40193DRCR
厂商: TEXAS INSTRUMENTS INC
元件分类: 稳压器
英文描述: SWITCHING CONTROLLER, 360 kHz SWITCHING FREQ-MAX, PDSO10
封装: 3 X 3 MM, GREEN, PLASTIC, SON-10
文件页数: 11/38页
文件大小: 707K
代理商: TPS40193DRCR
www.ti.com
SLUS719C – MARCH 2007 – REVISED AUGUST 2010
DESIGN EXAMPLE
Introduction
This example illustrates the design process and component selection for a 12 V to 1.8 V point-of-load
synchronous buck regulator using the TPS40192. A definition of symbols used can be found in Table 8 of this
datasheet.
Table 3. Design Example Electrical Characteristics
PARAMETER
TEST CONDITION
MIN
NOM
MAX
UNIT
VIN
Input voltage
8
14
VIN(ripple
Input ripple
IOUT = 10 A
0.6
V
)
VOUT
Output voltage
0 A
≤ IOUT ≤ 10 A
1.764
1.800
1.836
Line regulation
8.0 V
≤ VIN ≤ 14 V
0.5%
Load regulation
0 A
≤ IOUT ≤ 10 A
0.5%
VRIPPLE Output ripple
IOUT = 10 A
36
VOVER
Output overshoot
3 A
≤ IOUT ≤ 7 A
50
mV
VUNDER Output undershoot
50
IOUT
Output current
0
10
A
ISCP
Short circuit current trip point
h
Efficiency
VIN =12 V, IOUT = 5 A
90%
fSW
Switching frequency
600
kHz
Size
The list of materials for this application is shown Table 7. The efficiency, line and load regulation from boards
built using this design are shown in Figure 17 and Table 3. Gerber Files and additional application information
are available from the factory.
Figure 17. TPS40192 Sample Schematic
Copyright 2007–2010, Texas Instruments Incorporated
19
Product Folder Link(s): TPS40192 TPS40193
相关PDF资料
PDF描述
TPS40195RGYR SWITCHING CONTROLLER, 580 kHz SWITCHING FREQ-MAX, PQCC16
TPS40195PWG4 SWITCHING CONTROLLER, 580 kHz SWITCHING FREQ-MAX, PDSO16
TPS40195PW SWITCHING CONTROLLER, 580 kHz SWITCHING FREQ-MAX, PDSO16
TPS40200DRBT SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO8
TPS40200HD SWITCHING CONTROLLER, 500 kHz SWITCHING FREQ-MAX, PDSO8
相关代理商/技术参数
参数描述
TPS40193DRCRG4 功能描述:DC/DC 开关控制器 4.5V-18V Input Synch Buck Cntrlr RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK
TPS40193DRCT 功能描述:DC/DC 开关控制器 4.5V-8V Input Synch Buck Contr RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK
TPS40193DRCT 制造商:Texas Instruments 功能描述:; Leaded Process Compatible:Yes; Peak Re 制造商:Texas Instruments 功能描述:IC, SYNC BUCK CONTROLLER, SON-10
TPS40193DRCTG4 功能描述:DC/DC 开关控制器 4.5V-18V Input Synch Buck Cntrlr RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK
TPS40193EVM-001 功能描述:电源管理IC开发工具 TPS40193 Evaluation Module RoHS:否 制造商:Maxim Integrated 产品:Evaluation Kits 类型:Battery Management 工具用于评估:MAX17710GB 输入电压: 输出电压:1.8 V