UC3845BAC中文資料安森美半導(dǎo)體數(shù)據(jù)手冊PDF規(guī)格書
UC3845BAC規(guī)格書詳情
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
產(chǎn)品屬性
- 型號：
UC3845BAC
- 制造商：
ONSEMI
- 制造商全稱：
ON Semiconductor
- 功能描述：
HIGH PERFORMANCE CURRENT MODE CONTROLLERS
| 供應(yīng)商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
ST/意法 |
22+ |
SOP-8 |
100000 |
代理渠道/只做原裝/可含稅 |
詢價 | ||
ST |
24+ |
SOP8 |
16800 |
絕對原裝進(jìn)口現(xiàn)貨,假一賠十,價格優(yōu)勢!? |
詢價 | ||
ST |
1715+ |
SOP |
251156 |
只做原裝正品現(xiàn)貨假一賠十! |
詢價 | ||
ST |
23+ |
SOP8 |
12335 |
詢價 | |||
ON |
23+ |
SOP |
30000 |
原裝正品公司現(xiàn)貨,假一賠十! |
詢價 | ||
ON |
2023+ |
SOP |
6000 |
全新原裝深圳倉庫現(xiàn)貨有單必成 |
詢價 | ||
ST |
23+ |
SOP8 |
65480 |
詢價 | |||
ONSemiconductor |
23+ |
14-SOIC |
66800 |
原廠授權(quán)一級代理,專注汽車、醫(yī)療、工業(yè)、新能源！ |
詢價 | ||
ONSEMICONDUCTOR |
23+ |
NA |
123 |
專做原裝正品,假一罰百! |
詢價 | ||
ST |
24+ |
SOP-8 |
538 |
全新原裝環(huán)保現(xiàn)貨 |
詢價 |
