參數(shù)資料
型號(hào): L5988D
廠商: STMICROELECTRONICS
元件分類: 穩(wěn)壓器
英文描述: 5.6 A SWITCHING REGULATOR, 1000 kHz SWITCHING FREQ-MAX, PDSO16
封裝: LEAD FREE, HTSSOP-16
文件頁數(shù): 1/52頁
文件大?。?/td> 1858K
代理商: L5988D
January 2010
Doc ID 15324 Rev 3
1/52
52
L5988D
4 A continuous (more than 5 A pulsed) step-down switching
regulator with synchronous rectification
Features
4 A output current (more than 5 pulsed)
Operating input voltage from 2.9 V to 18 V
External 1.8 V ± 2% reference voltage
Output voltage from 0.6 to input voltage
MLCC compatible
200 ns TON
Programmable UVLO matches 3.3 V, 5 V and
12 V bus
FSW programmable up to 1 MHz
Voltage feed-forward
Zero-load current operation
Programmable current limit on both switches
Programmable sink current capability
Pre-bias start up capability
Thermal shutdown
Applications
Consumer: STB, DVD, LCD TV, VCR, car
radio, LCD monitors
Networking: XDSL, modems, routers and
switches
Computer and peripherals: printers, audio /
graphic cards, optical storage, hard disk drive
Industrial: DC-DC modules, factory automation
HC LED driving
HTSSOP 16
Figure 1.
Test application circuit
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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
L5991_01 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:PRIMARY CONTROLLER WITH STANDBY