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參數(shù)資料
| 型號： | TPS54313MPWPREP |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 6.5 A SWITCHING REGULATOR, 762 kHz SWITCHING FREQ-MAX, PDSO20 |
| 封裝： | GREEN, PLASTIC, HTSSOP-20 |
| 文件頁數(shù)： | 18/21頁 |
| 文件大?。?/td> | 614K |
| 代理商： | TPS54313MPWPREP |
www.ti.com
SGLS376A – FEBRUARY 2007 – REVISED MARCH 2007
Electrical Characteristics (continued)
T
J = –55°C to 125°C, VIN = 3 V to 6 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Ramp amplitude (peak-to-peak)(1)
1
V
Minimum controllable on time(1)
200
ns
Maximum duty cycle(1)
90%
ERROR AMPLIFIER
Error amplifier open loop voltage
26
dB
gain(1)
Error amplifier unity gain bandwidth(1)
3
5
MHz
PWM COMPARATOR
PWM comparator propagation delay
time, PWM comparator input to PH
10-mV overdrive(1)
70
85
ns
pin (excluding dead time)
SLOW-START/ENABLE
Enable threshold voltage, SS/ENA
0.82
1.2
1.4
V
Enable hysteresis voltage, SS/ENA(5)
0.03
V
Falling edge deglitch, SS/ENA(5)
2.5
s
Internal slow-start time(5)
3.5
4.5
5.4
ms
Charge current, SS/ENA
SS/ENA = 0 V
2.5
5
8
A
Discharge current, SS/ENA
SS/ENA = 0.2 V,
VI = 2.7 V
1.2
2.3
4
mA
POWER GOOD
Power good threshold voltage
VSENSE falling
90
%Vref
Power good hysteresis voltage(5)
3
%Vref
Power good falling edge deglitch(5)
35
s
Output saturation voltage, PWRGD
I(sink) = 2.5 mA
0.18
0.3
V
Leakage current, PWRGD
VI = 6.0 V
1
A
CURRENT LIMIT
Current limit trip point
VI = 3 V, output shorted
4
6.5
A
Current limit leading edge blanking
100
ns
time(5)
Current limit total response time(5)
200
ns
THERMAL SHUTDOWN
Thermal shutdown trip point(5)
135
150
165
°C
Thermal shutdown hysteresis(5)
10
°C
OUTPUT POWER MOSFETS
VI = 6 V(6)
59
88
rDS(o
Power MOSFET switches
m
n)
VI = 3 V(6)
85
136
(5)
Specified by design
(6)
Matched MOSFETs, low side rDS(on) production tested, high side rDS(on) specified by design.
6
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| TPS54313PWP | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 Lo-In Voltage 3A Sync Buck Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| TPS54313PWP | 制造商:Texas Instruments 功能描述:DSP CONTROLLER 制造商:Texas Instruments 功能描述:IC, SYNC BUCK PWM SWITCHER, 20-HTSSOP |
| TPS54313PWPG4 | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 Lo-In Voltage 3A Sync Buck Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| TPS54313PWPR | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 Lo-In Voltage 3A Sync Buck Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| TPS54313PWPRG4 | 功能描述:直流/直流開關(guān)調(diào)節(jié)器 Lo-In Voltage 3A Sync Buck Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
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