UC2845BG中文資料安森美半導(dǎo)體數(shù)據(jù)手冊PDF規(guī)格書
UC2845BG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：
UC2845BG
- 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 |
|---|---|---|---|---|---|---|---|
MAXIM |
23+ |
SOP16 |
1380 |
全新原裝假一賠十 |
詢價 | ||
ST |
22+ |
DIP8 |
9700 |
現(xiàn)貨,原廠原裝假一罰十! |
詢價 | ||
ST/意法半導(dǎo)體 |
24+ |
miniDIP8 |
6000 |
全新原裝深圳倉庫現(xiàn)貨有單必成 |
詢價 | ||
ST/意法 |
24+ |
DIP8 |
9600 |
原裝現(xiàn)貨,優(yōu)勢供應(yīng),支持實單! |
詢價 | ||
24+ |
N/A |
58000 |
一級代理-主營優(yōu)勢-實惠價格-不悔選擇 |
詢價 | |||
ON |
11+ |
DIP |
8000 |
全新原裝,絕對正品現(xiàn)貨供應(yīng) |
詢價 | ||
STMICROELECTRONICS |
23+ |
NA |
12730 |
原裝正品代理渠道價格優(yōu)勢 |
詢價 | ||
ST(意法半導(dǎo)體) |
2447 |
mini DIP8 |
105000 |
50個/管一級代理專營品牌!原裝正品,優(yōu)勢現(xiàn)貨,長期 |
詢價 | ||
ST(意法半導(dǎo)體) |
2021+ |
mini DIP8 |
499 |
詢價 | |||
ST/意法 |
23+ |
DIP |
50000 |
全新原裝正品現(xiàn)貨,支持訂貨 |
詢價 |
