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SG1842Y/883B中文资料美高森美数据手册PDF规格书
SG1842Y/883B规格书详情
Description
The SG1842/43 family of control ICs provides all the necessary features to implement off-line fixed frequency, current-mode switching power supplies with a minimum number of external components.
Current-mode architecture demonstrates improved
line regulation, improved load regulation, pulse-by pulse current limiting and inherent protection of the power supply output switch. The bandgap reference is trimmed to ±1 over temperature.
Features
▪ Optimized For Off-Line Control
▪ Low Start-Up Current (<1mA)
▪ Automatic Feed Forward Compensation
▪ Trimmed Oscillator Discharge Current
▪ Pulse-By-Pulse Current Limiting
▪ Enhanced Load Response Characteristics
▪ Under-Voltage Lockout with 6V Hysteresis (SG1842
only)
▪ Double-Pulse Suppression
▪ High-Current Totem-Pole Output (1A Peak)
▪ Internally Trimmed Bandgap Reference
▪ 500kHz Operation
▪ Undervoltage Lockout
SG1842 - 16 volts
SG1843 - 8.4 volts
▪ Low Shoot-Through Current <75mA Over
Temperature
Application
▪ Available To MIL-STD – 883, ¶ 1.2.1
▪ Available to DSCC
- Standard Microcircuit Drawing (SMD)
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
Microsemi Corporation |
22+ |
8CDIP |
9000 |
原厂渠道,现货配单 |
询价 | ||
微芯/美高森美 |
22+ |
NA |
500000 |
万三科技,秉承原装,购芯无忧 |
询价 | ||
SG |
04+ |
DIP-8 |
250 |
询价 | |||
SG |
2138+ |
DIP |
8960 |
专营军工产品,进口原装 |
询价 | ||
TI/德州仪器 |
QQ咨询 |
DIP-8 |
650 |
全新原装 研究所指定供货商 |
询价 | ||
LINFINITY |
23+ |
CERDIP-8 |
7000 |
绝对全新原装!100%保质量特价!请放心订购! |
询价 | ||
LINFINITY |
24+ |
CDIP-8 |
15000 |
全新原装现货假一赔十 |
询价 | ||
SG |
22+ |
DIP |
12245 |
现货,原厂原装假一罚十! |
询价 | ||
MICROSEMI |
2022+ |
原厂原包装 |
8600 |
全新原装 支持表配单 中国著名电子元器件独立分销 |
询价 | ||
LINFINITY |
2022 |
CDIP |
80000 |
原装现货,OEM渠道,欢迎咨询 |
询价 |