UC3845BL中文資料安森美半導(dǎo)體數(shù)據(jù)手冊(cè)PDF規(guī)格書(shū)
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The UC3844B, UC3845B series are high performance fixed frequency current mode controllers. They are specifically designed for Off?Line and dc?dc converter applications offering the designer a cost?effective solution with minimal external components. These integrated circuits feature an oscillator, a temperature compensated reference, high gain error amplifier, current sensing comparator, and a high current totem pole output ideally suited for driving a power MOSFET.
Features
? Trimmed Oscillator for Precise Frequency Control
? Oscillator Frequency Guaranteed at 250 kHz
? Current Mode Operation to 500 kHz Output Switching Frequency
? Output Deadtime Adjustable from 50 to 70
? Automatic Feed Forward Compensation
? Latching PWM for Cycle?By?Cycle Current Limiting
? Internally Trimmed Reference with Undervoltage Lockout
? High Current Totem Pole Output
? Undervoltage Lockout with Hysteresis
? Low Startup and Operating Current
? Pb?Free Packages are Available
| 供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫(kù)存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
ON |
2016+ |
DIP8 |
3000 |
只做原裝,假一罰十,公司可開(kāi)17%增值稅發(fā)票! |
詢(xún)價(jià) | ||
MICREL |
23+ |
MLF-10 |
3446 |
全新原裝假一賠十 |
詢(xún)價(jià) | ||
HGC(深圳漢芯) |
23+ |
SOP16 |
5000 |
誠(chéng)信服務(wù)，絕對(duì)原裝原盤(pán) |
詢(xún)價(jià) | ||
ST |
SOP |
93480 |
集團(tuán)化配單-有更多數(shù)量-免費(fèi)送樣-原包裝正品現(xiàn)貨-正規(guī) |
詢(xún)價(jià) | |||
STM |
23+ |
NA |
5078 |
專(zhuān)做原裝正品,假一罰百! |
詢(xún)價(jià) | ||
ON/安森美 |
22+ |
DIP8 |
17146 |
原裝正品現(xiàn)貨 |
詢(xún)價(jià) | ||
ON |
22+ |
S |
1000 |
全新原裝現(xiàn)貨!自家?guī)齑? |
詢(xún)價(jià) | ||
HGSEMI/華冠 |
22+ |
SOP-8 |
45500 |
鄭重承諾只做原裝進(jìn)口現(xiàn)貨 |
詢(xún)價(jià) | ||
MOT |
17+ |
DIP |
6200 |
100%原裝正品現(xiàn)貨 |
詢(xún)價(jià) | ||
MOTO |
24+ |
DIP |
2500 |
自己現(xiàn)貨 |
詢(xún)價(jià) |
