參數(shù)資料
型號(hào)： TPS5140PAGR
廠商： TEXAS INSTRUMENTS INC
元件分類： 穩(wěn)壓器
英文描述： 1.5 A SWITCHING CONTROLLER, 300 kHz SWITCHING FREQ-MAX, PQFP64
封裝： GREEN, PLASTIC, TQFP-64
文件頁數(shù)： 6/61頁
文件大?。?/td> 1181K
代理商： TPS5140PAGR
TPS5140
FOUR-CHANNEL DC/DC CONTROLLER FOR NOTEBOOK PC POWER
SLVS305A – DECEMBER 2000 – REVISED JANUARY 2001
14
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating free-air temperature range, VCC = 7 V
(unless otherwise noted) (continued)
oscillator
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
fosc
Frequency
PWM mode,
CT = 56 pF, TA = 25°C
250
kHz
VOS(CH) High level output voltage
DC
1
1.1
1.2
V
VOS(CH) High-level output voltage
fosc = 250 kHz
1.17
V
VOS(CL)
Low level output voltage
DC
0.4
0.5
0.6
V
VOS(CL)
Low-level output voltage
fosc = 250 kHz
0.43
V
error amplifier
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIO
Input offset voltage
TA = 25°C
2
10
mV
A(V)
Open-loop voltage gain
90
dB
G(B)
Unity-gain bandwidth
2.5
MHz
I(snk)
Output sink current
VO =1V
0.3
0.7
mA
I(src)
Output source current
VO = 1 V
0.4
0.9
mA
duty control
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
CH1/3,
fosc = 250 kHz
75%
Maximum duty cycle
CH2,
fosc = 250 kHz
85%
12V boost,
fosc = 250 kHz
70%
control
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIH
High-level input voltage
STBY1/2/3/12V, EXT_PGPWM_SEL, STBY_VREF5/3.3
2
V
VIL
Low-level input voltage
STBY1/2/3/12V, EXT_PGPWM_SEL, STBY_VREF5/3.3
0.3
V
5-V internal switch
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
V(TLH)
Threshold voltage
High
REG5V_IN
4.2
4.8
V
V(THL)
Threshold voltage
Low
REG5V_IN
4.1
4.7
V
Vhys
Hysteresis
30
200
mV
VREF5
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VO
Output voltage
IO = 0 mA to 50 mA,
TA = 25°C
VCC = 5.5 V to 28 V,
4.8
5.2
V
Line regulation
VCC = 5.5 V to 28 V,
IO = 10 mA
20
mV
Load regulation
IO = 1 mA to 10 mA,
VCC = 5.5 V
40
mV
IOS
Short circuit output current
Vref = 0 V,
TA = 25°C
65
mA
V(TLH)
UVLO threshold voltage
High
VREF5 voltage
3.6
4.2
V
V(THL)
UVLO threshold voltage
Low
VREF5 voltage
3.5
4.1
V
Vhys
Hysteresis
VREF5 voltage
30
200
mV
相關(guān)PDF資料
PDF描述
TPS51427RHBT DUAL SWITCHING CONTROLLER, PQCC32
TPS51427RHBR DUAL SWITCHING CONTROLLER, PQCC32
TPS51513RHB SWITCHING CONTROLLER, PQCC32
TPS53124RGET DUAL SWITCHING CONTROLLER, PQCC24
TPS53124PW DUAL SWITCHING CONTROLLER, PDSO28
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS5140PAGRG4 功能描述:DC/DC 開關(guān)控制器 Quad Output Hi Eff DC/DC Cntrlr 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
TPS51427 制造商:TI 制造商全稱:Texas Instruments 功能描述:DUAL D-CATM SYNCHRONOUS STEP-DOWN CONTROLLER FOR NOTEBOOK POWER RAILS
TPS51427_1 制造商:TI 制造商全稱:Texas Instruments 功能描述:DUAL D-CATM SYNCHRONOUS STEP-DOWN CONTROLLER FOR NOTEBOOK POWER RAILS
TPS51427A 制造商:TI 制造商全稱:Texas Instruments 功能描述:DUAL D-CAPa?￠ SYNCHRONOUS STEP-DOWN CONTROLLER FOR NOTEBOOK POWER RAILS
TPS51427ARHBR 功能描述:DC/DC 開關(guān)控制器 Dual D-Cap Sync Step Down Cntrlr 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
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。

采購需求

(若只采購一條型號(hào)，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

*型號(hào) *數(shù)量 廠商 批號(hào) 封裝
添加更多采購

我的聯(lián)系方式

*
*
*