參數(shù)資料
型號(hào): LF25ABDT
廠商: 意法半導(dǎo)體
元件分類(lèi): 基準(zhǔn)電壓源/電流源
英文描述: VERY LOW DROP VOLTAGE REGULATORS WITH INHIBIT
中文描述: 極低降穩(wěn)壓器與抑制研究
文件頁(yè)數(shù): 1/34頁(yè)
文件大小: 649K
代理商: LF25ABDT
1/34
August 2003
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VERY LOW DROPOUT VOLTAGE (0.45V)
VERY LOW QUIESCENT CURRENT (TYP.
50 μA IN OFF MODE, 500 μA IN ON MODE)
OUTPUT CURRENT UP TO 500 mA
LOGIC-CONTROLLED ELECTRONIC
SHUTDOWN
OUTPUT VOLTAGES OF 1.25; 1.5; 1.8; 2.5;
2.7; 3; 3.3; 3.5; 4; 4.5; 4.7; 5; 5.2; 5.5; 6; 8;
8.5; 9; 12V
INTERNAL CURRENT AND THERMAL LIMIT
ONLY 2.2 μF FOR STABILITY
AVAILABLE IN ± 1% (AB) OR ± 2% (C)
SELECTION AT 25 °C
SUPPLY VOLTAGE REJECTION: 80db (TYP.)
TEMPERATURE RANGE: -40 TO 125 °C
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DESCRIPTION
The LF00 series are very Low Drop regulators
available in PENTAWATT, TO-220, TO-220FP,
DPAK and PPAK package and in a wide range of
output voltages.
The very Low Drop voltage (0.45V) and the very
low quiescent current make them particularly
suitable for Low Noise, Low Power applications
and specially in battery powered systems.
In the 5 pins configuration (PENTAWATT and
PPAK) a Shutdown Logic Control function is
available (pin 2, TTL compatible). This means that
SCHEMATIC DIAGRAM
when the device is used as a local regulator, it is
possible to put a part of the board in standby,
decreasing the total power consumption. In the
three terminal configuration the device has the
same electrical performance, but is fixed in the ON
state. It requires only a 2.2 μF capacitor for
stability allowing space and cost saving.
LF00
SERIES
VERY LOW DROP
VOLTAGE REGULATORS WITH INHIBIT
TO-220
PENTAWATT
DPAK
PPAK
TO-220FP
相關(guān)PDF資料
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LF25ABDT-TR 功能描述:低壓差穩(wěn)壓器 - LDO 2.5V 0.5A Positive RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類(lèi)型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
LF25ABDT-TRY 功能描述:IC REG LDO 2.5V .5A DPAK RoHS:是 類(lèi)別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線(xiàn)性 系列:- 標(biāo)準(zhǔn)包裝:45 系列:- 穩(wěn)壓器拓?fù)浣Y(jié)構(gòu):正,固定式 輸出電壓:5V 輸入電壓:6 V ~ 30 V 電壓 - 壓降(標(biāo)準(zhǔn)):0.47V @ 250mA 穩(wěn)壓器數(shù)量:1 電流 - 輸出:250mA 電流 - 限制(最?。?- 工作溫度:-40°C ~ 125°C 安裝類(lèi)型:通孔 封裝/外殼:TO-220-3 供應(yīng)商設(shè)備封裝:TO-220-3 包裝:管件 產(chǎn)品目錄頁(yè)面:1289 (CN2011-ZH PDF) 其它名稱(chēng):*LP2954AIT*LP2954AIT/NOPBLP2954AIT
LF25ABP 制造商:STMICROELECTRONICS 制造商全稱(chēng):STMicroelectronics 功能描述:Very low drop voltage regulators with inhibit
LF25ABPT 功能描述:低壓差穩(wěn)壓器 - LDO 2.5V 0.5A Positive RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓(最大值):307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類(lèi)型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
LF25ABPT-TR 功能描述:IC REG LDO 2.5V .5A P-PAK RoHS:是 類(lèi)別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線(xiàn)性 系列:- 產(chǎn)品變化通告:Heatsink Pkg Change 09/Oct/2007 標(biāo)準(zhǔn)包裝:50 系列:- 穩(wěn)壓器拓?fù)浣Y(jié)構(gòu):正,固定式 輸出電壓:24V 輸入電壓:最高 40 V 電壓 - 壓降(標(biāo)準(zhǔn)):2V @ 1A 穩(wěn)壓器數(shù)量:1 電流 - 輸出:1A 電流 - 限制(最?。?- 工作溫度:0°C ~ 125°C 安裝類(lèi)型:通孔 封裝/外殼:TO-220-3 供應(yīng)商設(shè)備封裝:TO-220-3 包裝:管件