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SG1842Y/DESC中文资料美高森美数据手册PDF规格书
SG1842Y/DESC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 |
---|---|---|---|---|---|---|---|
SG |
CDIP |
899933 |
集团化配单-有更多数量-免费送样-原包装正品现货-正规 |
询价 | |||
LINFINITY |
DIP-8 |
5000 |
自己现货 |
询价 | |||
SG |
2122+ |
CDIP |
11190 |
全新原装正品现货,优势渠道可含税,假一赔十 |
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 | ||
微芯/美高森美 |
22+ |
NA |
500000 |
万三科技,秉承原装,购芯无忧 |
询价 | ||
Microchip Technology |
24+ |
8-CDIP |
9350 |
独立分销商,公司只做原装,诚心经营,免费试样正品保证 |
询价 | ||
SG |
22+ |
CDIP |
28600 |
只做原装正品现货假一赔十一级代理 |
询价 | ||
Microsemi现货 |
2022+ |
CDIP8 |
350000 |
专注工业、军工级别芯片,十五年优质供应商 |
询价 | ||
SG |
23+ |
CDIP |
11 |
全新原装正品现货,支持订货 |
询价 | ||
- |
23+ |
NA |
11200 |
原厂授权一级代理、全球订货优势渠道、可提供一站式BO |
询价 |