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SG1845L/DESC中文资料美高森美数据手册PDF规格书
SG1845L/DESC规格书详情
DESCRIPTION
The SG1844/45 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-bypulse current limiting and inherent protection of the power supply output switch.
KEY 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 (SG1844 only)
■ DOUBLE PULSE SUPPRESSION
■ HIGH-CURRENT TOTEM-POLE OUTPUT
■ INTERNALLY TRIMMED BANDGAP REFERENCE
■ 500kHz OPERATION
■ UNDERVOLTAGE LOCKOUT SG1844 - 16 volts SG1845 - 8.4 volts
■ LOW SHOOT-THROUGH CURRENT
产品属性
- 型号:
SG1845L/DESC
- 制造商:
MICROSEMI
- 制造商全称:
Microsemi Corporation
- 功能描述:
CURRENT MODE PWM CONTROLLER
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
LIN |
1822+ |
DIP |
9852 |
只做原装正品假一赔十为客户做到零风险!! |
询价 | ||
SG |
25+ |
DIP |
996880 |
只做原装,欢迎来电资询 |
询价 | ||
MICROSEMI/美高森美 |
24+ |
DIP |
15000 |
全新原装现货假一赔十 |
询价 | ||
SGMicroCorp |
21+ |
DIP |
12588 |
原装正品,量大可定 |
询价 | ||
SG |
23+ |
DIP |
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 | ||
SG |
10+ |
CDIP |
7800 |
全新原装正品,现货销售 |
询价 | ||
LINFINITY |
24+ |
CDIP8 |
3629 |
原装优势!房间现货!欢迎来电! |
询价 | ||
LINFINITY |
2447 |
DIP-8P |
100500 |
一级代理专营品牌!原装正品,优势现货,长期排单到货 |
询价 | ||
MICROSEMI/美高森美 |
25+ |
SOP8 |
880000 |
明嘉莱只做原装正品现货 |
询价 | ||
SG |
2308+ |
DIP-8 |
4862 |
只做进口原装!假一赔百!自己库存价优! |
询价 |