參數(shù)資料
型號： TPS53114PWP
廠商： TEXAS INSTRUMENTS INC
元件分類： 穩(wěn)壓器
英文描述： SWITCHING CONTROLLER, 700 kHz SWITCHING FREQ-MAX, PDSO16
封裝： GREEN, PLASTIC, HTSSOP-16
文件頁數(shù)： 23/27頁
文件大?。?/td> 912K
代理商： TPS53114PWP
www.ti.com
SLVS887B – APRIL 2009 – REVISED OCTOBER 2010
ELECTRICAL CHARACTERISTICS (continued)
over recommended free-air temperature range, VIN = 12 V (unless otherwise noted)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNIT
ON-TIME TIMER CONTROL
TONL
On Time
SW = 12V, VO = 1.8V, FSEL = 0V
390
ns
TONH
On Time
SW = 12V, VO = 1.8V, FSEL = V5FILT
139
ns
TOFFL
Min off time
SW = 0.7V, TA = 25°C, VFB = 0.7V, FSEL = 0V
285
ns
TOFFH
Min off time
SW = 0.7V, TA = 25°C, VFB = 0.7V, FSEL = V5FILT
216
ns
SOFT START
Issc
SS charge current
VSS = 0V , SOURCE CURRENT
1.4
2.0
2.6
mA
Issd
SS discharge current
VSS = 0.5V , SINK CURRRENT
100
150
mA
UVLO
V5FILT rising
3.7
4.0
4.3
V
VUV5VFILT
V5FILT UVLO threshold
Hysteresis
0.2
0.3
0.4
LOGIC THRESHOLD
VENH
EN H-level threshold voltage
EN
2.0
V
VENL
EN L-level threshold voltage
EN
0.3
V
CURRENT SENSE
ITRIP
TRIP source current
VTRIP = 0.1V, TA = 25°C
8.5
10
11.5
mA
TCITRIP
ITRIP temperature coefficient
on the basis of 25°C
4000
ppm/°C
(VTRIP-GND-VPGND-SW) voltage,
–10
0
10
mV
VTRIP-GND = 60mV, TA = 25°C
VOCLoff
OCP compensation offset
(VTRIP-GND-VPGND-SW) voltage,
–15
15
mV
VTRIP-GND = 60mV
VRtrip
Current limit threshold setting
VTRIP-GND voltage
30
200
mV
range
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 (recovery <20ms)
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
THERMAL SHUTDOWN
Shutdown temperature(1)
150
°C
TSDN
Thermal shutdown threshold
Hysteresis(1)
20
(1)
Ensured by design. Not production tested.
Copyright 2009–2010, Texas Instruments Incorporated
5
Product Folder Link(s) :TPS53114
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS53114PWP 制造商:Texas Instruments 功能描述:Controller IC
TPS53114PWPR 功能描述:DC/DC 開關(guān)控制器 4.5-24V Inp, Synch Step Down Controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
TPS53114PWR 功能描述:DC/DC 開關(guān)控制器 4.5-24V Inp Synch St Down Controller RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
TPS53124 制造商:TI 制造商全稱:Texas Instruments 功能描述:Dual Synchronous Step-Down Controller For Low-Voltage Power Rails
TPS53124EVM 功能描述:電源管理IC開發(fā)工具 TPS53124EVM Eval Mod RoHS:否 制造商:Maxim Integrated 產(chǎn)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
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