參數(shù)資料
型號(hào): L5988
廠商: STMICROELECTRONICS
元件分類: 穩(wěn)壓器
英文描述: SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO16
封裝: LEAD FREE, HTSSOP-16
文件頁(yè)數(shù): 1/8頁(yè)
文件大?。?/td> 78K
代理商: L5988
TARGET SPECIFICATION
This is preliminary information on a new product foreseen to be developed. Details are subject to change without notice.
Rev 2
January 2006
1/8
8
L5988
4A STEP-DOWN SWITCHING REGULATOR WITH
SYNCHRONOUS RECTIFICATION
Features
4A DC OUTPUT CURRENT
2.9V TO 18V INPUT VOLTAGE
OUTPUT VOLTAGE ADJUSTABLE FROM
0.6V
400 KHz SWITCHING FREQUENCY,
PROGRAMMABLE UP TO 1MHz
SOFT-START AND INHIBIT
1.8V
± 2% REFERENCE VOLTAGE
LOW DROPOUT OPERATION: 100% DUTY
CYCLE
VOLTAGE FEED-FORWARD
ZERO LOAD CURRENT OPERATION
SINK CURRENT CAPABILITY
OVER CURRENT, OVER VOLTAGE AND
THERMAL PROTECTION
HTSSOP16 PACKAGE
Applications
CONSUMER:
– STB, DVD, DVD RECORDER, TV, VCR,
CAR AUDIO, LCD MONITORS
NETWORKING:
– XDSL, MODEMS, DC-DC MODULES
COMPUTER:
– OPTICAL STORAGE, HARD DISK DRIVE,
PRINTERS, AUDIO/GRAPHIC CARDS
INDUSTRIAL:
– CHARGERS, CAR BATTERY, DC-DC
CONVERTERS
HTSSOP16
Application Circuit
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
L5988D 功能描述:直流/直流開關(guān)調(diào)節(jié)器 STEP DOWN SWITCH REG 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
L5988DTR 功能描述:直流/直流開關(guān)調(diào)節(jié)器 4A Step Down Reg 2.9V to 18V 200ns 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
L5989D 功能描述:直流/直流開關(guān)調(diào)節(jié)器 4A cont 5A pulsed step-down sw 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
L5989DTR 功能描述:直流/直流開關(guān)調(diào)節(jié)器 4A cont 5A pulsed step-down sw 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
L5991 功能描述:電流型 PWM 控制器 Prog Current Mode RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時(shí)間: 下降時(shí)間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14