UC3845BG中文資料安森美半導體數(shù)據(jù)手冊PDF規(guī)格書
UC3845BG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.
特性 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：
UC3845BG
- 制造商：
ONSEMI
- 制造商全稱：
ON Semiconductor
- 功能描述：
HIGH PERFORMANCE CURRENT MODE CONTROLLERS
| 供應商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
MICREL |
23+ |
MLF-10 |
3446 |
全新原裝假一賠十 |
詢價 | ||
ON |
07+ |
原廠原裝 |
7840 |
自己公司全新庫存絕對有貨 |
詢價 | ||
ST意法 |
21+ |
DIP8 |
12588 |
原裝正品,自己庫存 |
詢價 | ||
ON |
三年內(nèi) |
1983 |
只做原裝正品 |
詢價 | |||
ST |
24+ |
DIP8 |
2987 |
只售原裝自家現(xiàn)貨!誠信經(jīng)營!歡迎來電! |
詢價 | ||
ON |
24+ |
DIP |
6868 |
原裝現(xiàn)貨,可開13%稅票 |
詢價 | ||
24+ |
N/A |
75000 |
一級代理-主營優(yōu)勢-實惠價格-不悔選擇 |
詢價 | |||
ON |
11+ |
DIP8 |
8000 |
全新原裝,絕對正品現(xiàn)貨供應 |
詢價 | ||
ST/意法 |
23+ |
SOP |
50000 |
全新原裝正品現(xiàn)貨,支持訂貨 |
詢價 | ||
ON |
24+ |
DIP16 |
6800 |
絕對原裝!真實庫存! |
詢價 |
