參數(shù)資料
型號: L5988
廠商: 意法半導(dǎo)體
英文描述: 4A step-down switching regulator with synchronous rectification
中文描述: 第4A降壓型開關(guān)穩(wěn)壓器采用同步整流
文件頁數(shù): 1/10頁
文件大?。?/td> 103K
代理商: L5988
Preliminary Data
This is preliminary information on a new product now in development or undergoing evaluation. Details are subject to change without notice.
August 2006
Rev 3
1/10
10
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
400KHz 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
Order codes
Part Number
Package
Packaging
L5988D
HTSSOP16
Tube
L5988DTR
HTSSOP16
Tape and reel
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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 上升時間: 下降時間: 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