收藏本站
参数资料
型号： TPS53127RGER
厂商： TEXAS INSTRUMENTS INC
元件分类： 稳压器
英文描述： DUAL SWITCHING CONTROLLER, 700 kHz SWITCHING FREQ-MAX, PQCC24
封装： GREEN, PLASTIC, VQFN-24
文件页数： 25/29页
文件大小： 861K
代理商： TPS53127RGER
TPS53127
www.ti.com
SLVSA93 – MARCH 2010
ELECTRICAL CHARACTERISTICS (continued)
over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SW1 = 0.7 V, TA = 25°C,
TOFF1L
CH1 min off time
216
ns
VFB1 = 0.7 V
SW2 = 0.7 V, TA = 25°C,
TOFF2L
CH2 min off time
216
ns
VFB2 = 0.7 V
SOFT START
ISSC
SS1/SS2 charge current
VSS1/VSS2 = 0 V, TA = 25°C
–1.5
–2
–2.5
mA
TCISSC
ISSC temperature coefficient
On the basis of 25°C(1)
–4
3
nA/°C
ISSD
SS1/SS2 discharge current
VSS1/VSS2 = 0.5 V
100
150
mA
UVLO
Wake up
3.7
4.0
4.3
VUV5VFILT
V5FILT UVLO threshold
V
Hysteresis
0.2
0.3
0.4
LOGIC THRESHOLD
VENH
ENx high-level input voltage
EN 1/2
2.0
V
VENL
ENx low-level input voltage
EN 1/2
0.3
V
CURRENT SENSE
ITRIP
TRIP source current
VTRIPx = 0.1 V, TA = 25°C
8.5
10
11.5
mA
TCITRIP
ITRIP temperature coefficient
On the basis of 25°C
4000
ppm/°C
(VTRIPx-GND-VPGNDx-SWx) voltage,
–15
0
15
VTRIPx-GND = 60 mV, TA = 25°C
VOCLoff
OCP compensation offset
mV
(VTRIPx-GND-VPGNDx-SWx) voltage,
–20
20
VTRIPx-GND = 60 mV
VRtrip
Current limit threshold setting range
VTRIPx-GND voltage
30
300
mV
OUTPUT UNDERVOLTAGE AND OVERVOLTAGE PROTECTION
VOVP
Output OVP trip threshold
OVP detect
110
115
120
%
TOVPDEL
Output OVP prop delay
1.5
ms
UVP detect
65
70
75
VUVP
Output UVP trip threshold
%
Hysteresis (recover < 20 ms)
10
TUVPDEL
Output UVP delay
17
30
40
ms
TUVPEN
Output UVP enable delay
UVP enable delay / soft-start time
x1.4
x1.7
x2.0
ms
THERMAL SHUTDOWN
Shutdown temperature (2)
150
TSDN
Thermal shutdown threshold
°C
Hysteresis (2)
20
(2)
Not production tested - ensured by design.
TERMINAL FUNCTIONS
PIN Fucntion Table
TERMINAL
I/O
DESCRIPTION
QFN
TSSOP
NAME
24
Supply input for high-side NFET driver. Bypass to SWx with a high-quality
VBST1,
23, 8
2, 11
I
0.1-mF ceramic capacitor. An external schottky diode can be added from
VBST2
VREG5 if forward drop is critical to drive the high-side FET.
EN1, EN2
24, 7
3, 10
I
Enable. Pull High to enable SMPS.
Output voltage inputs for on-time adjustment and output discharge. Connect
VO1, VO2
1, 6
4, 9
I
directly to the output voltage.
VFB1,
2, 5
5, 8
I
D-CAP2 feedback inputs. Connect to output voltage with resistor divider.
VFB2
Copyright 2010, Texas Instruments Incorporated
Submit Documentation Feedback
5
Product Folder Link(s): TPS53127
相关PDF资料
PDF描述
TPS53127RGET DUAL SWITCHING CONTROLLER, 700 kHz SWITCHING FREQ-MAX, PQCC24
TPS53310RGTR SWITCHING REGULATOR, 1210 kHz SWITCHING FREQ-MAX, PQCC16
TPS53311RGTR SWITCHING REGULATOR, 1210 kHz SWITCHING FREQ-MAX, PQCC16
TPS53314RGFR SWITCHING REGULATOR, 1070 kHz SWITCHING FREQ-MAX, PQCC40
TPS53314RGFT SWITCHING REGULATOR, 1070 kHz SWITCHING FREQ-MAX, PQCC40
相关代理商/技术参数
参数描述
TPS53127RGET 功能描述:DC/DC 开关控制器 Dual Synch Step-Down Controller 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
TPS53128 制造商:TI 制造商全称:Texas Instruments 功能描述:DUAL SYNCHRONOUS STEP-DOWN CONTROLLER FOR LOW VOLTAGE POWER RAILS
TPS53128EVM-620 功能描述:电源管理IC开发工具 TPS53128 Eval Mod 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
TPS53128PW 功能描述:DC/DC 开关控制器 Dual Synch Step- Down Controller 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
TPS53128PWR 功能描述:DC/DC 开关控制器 Dual Synch Step- Down Controller 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
发布紧急采购，3分钟左右您将得到回复。

采购需求

(若只采购一条型号，填写一行即可)

发布成功！您可以继续发布采购。也可以进入我的后台，查看报价

发布成功！您可以继续发布采购。也可以进入我的后台，查看报价

*型号 *数量 厂商 批号 封装
添加更多采购

我的联系方式

*
*
*