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參數資料
| 型號： | L4962A |
| 廠商： | 意法半導體 |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | RADIATION HARDENED HIGH EFFICIENCY, 5 AMP SWITCHING REGULATORS |
| 中文描述： | 抗輻射高效，5安培開關穩壓器 |
| 文件頁數： | 1/15頁 |
| 文件大小： | 212K |
| 代理商： | L4962A |
L4962
1.5APOWER SWITCHING REGULATOR
1.5AOUTPUTCURRENT
5.1VTO 40V OUTPUT VOLTAGE RANGE
PRECISE (
±
2%) ON-CHIP REFERENCE
HIGH SWITCHING FREQUENCY
VERYHIGH EFFICIENCY (UP TO 90%)
VERYFEW EXTERNAL COMPONENTS
SOFT START
INTERNALLIMITINGCURRENT
THERMAL SHUTDOWN
DESCRIPTION
The L4962is a monolithic power switching regula-
tor delivering 1.5Aat a voltagevariable from 5V to
40Vin stepdown configuration.
Featuresof thedevice include current limiting, soft
start, thermal protection and 0 to 100% duty cycle
for continuousoperating mode.
March 1996
ORDERING NUMBERS
: L4962/A(12+ 2+ 2 Powerdip)
L4962E/A (Heptawatt)
L4962EH/A (Horizontal
Heptawatt)
TheL4962ismountedina16-leadPowerdipplastic
packageandHeptawattpackageandrequiresvery
few externalcomponents.
Efficient operation at switching frequencies up to
150KHz allows a reductionin the size and cost of
externalfilter components.
HEPTAWATT
POWERDIP
(12 + 2 + 2)
BLOCK DIAGRAM
Pin X = Powerdip
Pin (X) = Heptawatt
1/15
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相關代理商/技術參數 |
參數描述 |
|---|---|
| L4962A | 制造商:STMicroelectronics 功能描述:IC SWITCHING REG 1.5A 4962 |
| L4962E | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:1.5A POWER SWITCHING REGULATOR |
| L4962E/A | 功能描述:直流/直流開關調節器 5.0 to 40V Step-Down RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
| L4962EH | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:1.5A POWER SWITCHING REGULATOR |
| L4962EH/A | 功能描述:直流/直流開關調節器 5.0 to 40V Step-Down RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數量: 最大工作溫度: 安裝風格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5 |
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