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UC3842B/UC3843B數(shù)據(jù)手冊UTC中文資料規(guī)格書
UC3842B/UC3843B規(guī)格書詳情
描述 Description
The UTC UC3842B/3843B are specifically designed for off-line and dc-to-dc converter applications offering the designer a cost-effective solution with minimal external components.?? ?The?UC3842B has UVLO thresholds 16V (on) and 10V(off), ideally suited for off-line converters. The UC3843B is tailored for lower voltage applications having?UVLO thresholds of 8.4V(on) and 7.6V(off).
特性 Features
Trimmed oscillator for precise frequency control
Oscillator frequency guaranteed at 250kHz
Current mode operation to 500kHz
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
技術(shù)參數(shù)
- 制造商編號
：UC3842B/UC3843B
- 生產(chǎn)廠家
：UTC
- Vcc(Max)
：30V
- Pd
：1250/702mW
- Ic(Io)
：1A
- package
：DIP-8SOP-8
| 供應(yīng)商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
MOT |
07+ |
SOP14 |
2600 |
全新原裝進口自己庫存優(yōu)勢 |
詢價 | ||
ON |
23+ |
NA |
8021 |
專業(yè)電子元器件供應(yīng)鏈正邁科技特價代理特價，原裝元器件供應(yīng)，支持開發(fā)樣品 |
詢價 | ||
ST/意法 |
21+ |
SOP |
1062 |
只做原裝正品,不止網(wǎng)上數(shù)量,歡迎電話微信查詢! |
詢價 | ||
ON |
24+ |
SOP8 |
30000 |
原裝正品公司現(xiàn)貨,假一賠十! |
詢價 | ||
ON |
25+ |
SOP8 |
4500 |
全新原裝、誠信經(jīng)營、公司現(xiàn)貨銷售! |
詢價 | ||
ST(意法) |
23+ |
NA |
20094 |
正納10年以上分銷經(jīng)驗原裝進口正品做服務(wù)做口碑有支持 |
詢價 | ||
ON |
24+ |
SOP14 |
2568 |
原裝優(yōu)勢!絕對公司現(xiàn)貨 |
詢價 | ||
ON |
2016+ |
SOP14 |
6528 |
只做進口原裝現(xiàn)貨!假一賠十! |
詢價 | ||
ST |
20+ |
SOP-8 |
2960 |
誠信交易大量庫存現(xiàn)貨 |
詢價 | ||
ST/意法 |
23+ |
SO-8 |
11200 |
原廠授權(quán)一級代理、全球訂貨優(yōu)勢渠道、可提供一站式BO |
詢價 |
