LM2576BT集成電路(IC)的穩(wěn)壓器-DC-DC開關(guān)穩(wěn)壓器規(guī)格書PDF中文資料
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廠商型號(hào) |
LM2576BT |
參數(shù)屬性 | LM2576BT 封裝/外殼為TO-220-5;包裝為卷帶(TR)剪切帶(CT);類別為集成電路(IC)的穩(wěn)壓器-DC-DC開關(guān)穩(wěn)壓器;產(chǎn)品描述:IC REG BUCK ADJ 3A TO220-5 |
功能描述 | 52kHz Simple 3A Buck Regulator |
封裝外殼 | TO-220-5 |
文件大小 |
64.3 Kbytes |
頁(yè)面數(shù)量 |
9 頁(yè) |
生產(chǎn)廠商 | Micrel Semiconductor |
企業(yè)簡(jiǎn)稱 |
Micrel【麥瑞半導(dǎo)體】 |
中文名稱 | 麥瑞半導(dǎo)體官網(wǎng) |
原廠標(biāo)識(shí) | ![]() |
數(shù)據(jù)手冊(cè) | |
更新時(shí)間 | 2025-2-20 22:59:00 |
LM2576BT規(guī)格書詳情
General Description
The LM2576 series of monolithic integrated circuits provide all the active functions for a step-down (buck) switching regulator. Fixed versions are available with a 3.3V, 5V, or 12V fixed output. Adjustable versions have an output voltage range from 1.23V to 37V. Both versions are capable of driving a 3A load with excellent line and load regulation.
Features
? 3.3V, 5V, 12V, and adjustable output versions
? Voltage over specified line and load conditions:
Fixed version: ±3 max. output voltage
Adjustable version: ±2 max. feedback voltage
? Guaranteed 3A output current
? Wide input voltage range: 4V to 40V
? Wide output voltage range 1.23V to 37V
? Requires only 4 external components
? 52kHz fixed frequency internal oscillator
? Low power standby mode IQ typically < 200μA
? 80 efficiency (adjustable version typically > 80)
? Uses readily available standard inductors
? Thermal shutdown and current limit protection
? 100 electrical thermal limit burn-in
Applications
? Simple high-efficiency step-down (buck) regulator
? Efficient pre-regulator for linear regulators
? On-card switching regulators
? Positive to negative converter (inverting Buck-Boost)
? Isolated Flyback Converter using minimum number of external components
? Negative Boost Converter
產(chǎn)品屬性
- 產(chǎn)品編號(hào):
LM2576BT
- 制造商:
Microchip Technology
- 類別:
集成電路(IC) > 穩(wěn)壓器 - DC-DC 開關(guān)穩(wěn)壓器
- 包裝:
卷帶(TR)剪切帶(CT)
- 功能:
降壓
- 輸出配置:
正
- 拓?fù)洌?/span>
降壓
- 輸出類型:
可調(diào)式
- 輸出數(shù):
1
- 電壓 - 輸入(最小值):
4V
- 電壓 - 輸入(最大值):
40V
- 電壓 - 輸出(最小值/固定):
1.23V
- 電壓 - 輸出(最大值):
37V
- 電流 - 輸出:
3A
- 頻率 - 開關(guān):
52kHz
- 同步整流器:
無(wú)
- 工作溫度:
-40°C ~ 125°C(TJ)
- 安裝類型:
通孔
- 封裝/外殼:
TO-220-5
- 供應(yīng)商器件封裝:
TO-220-5
- 描述:
IC REG BUCK ADJ 3A TO220-5
供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫(kù)存 | 備注 | 價(jià)格 |
---|---|---|---|---|---|---|---|
M |
23+ |
NA/ |
20 |
優(yōu)勢(shì)代理渠道,原裝正品,可全系列訂貨開增值稅票 |
詢價(jià) | ||
MICREL |
2016+ |
TO220-5 |
8880 |
只做原裝,假一罰十,公司可開17%增值稅發(fā)票! |
詢價(jià) | ||
MICREL |
23+ |
NA |
6500 |
全新原裝假一賠十 |
詢價(jià) | ||
MICREL/麥瑞 |
24+ |
NA |
990000 |
明嘉萊只做原裝正品現(xiàn)貨 |
詢價(jià) | ||
MICREL |
23+ |
TO220 |
3000 |
全新原裝、誠(chéng)信經(jīng)營(yíng)、公司現(xiàn)貨銷售! |
詢價(jià) | ||
MICREL |
24+ |
6980 |
原裝現(xiàn)貨,可開13%稅票 |
詢價(jià) | |||
micrel |
2023+ |
原廠封裝 |
50000 |
原裝現(xiàn)貨 |
詢價(jià) | ||
Micrel(麥瑞) |
18+ |
9800 |
代理進(jìn)口原裝/實(shí)單價(jià)格可談 |
詢價(jià) | |||
MICREL/麥瑞 |
0040+ |
TO-220-5 |
20 |
詢價(jià) | |||
Microchip |
21+ |
TO2205 |
13880 |
公司只售原裝,支持實(shí)單 |
詢價(jià) |