UC2842A中文资料PDF规格书
厂商型号 |
UC2842A |
参数属性 | UC2842A 封装/外壳为14-SOIC(0.154",3.90mm 宽);包装为卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带;类别为集成电路(IC) > DC-DC 开关控制器;产品描述:IC PWM BOOST FLYBACK CM 14SOIC |
功能描述 | HIGH PERFORMANCE CURRENT MODE PWM CONTROLLER |
文件大小 |
129.229 Kbytes |
页面数量 |
15 页 |
生产厂商 | STMicroelectronics |
企业简称 |
STMICROELECTRONICS【意法半导体】 |
中文名称 | 意法半导体(ST)集团官网 |
原厂标识 | |
数据手册 | |
更新时间 | 2024-6-10 20:35:00 |
UC2842A规格书详情
DESCRIPTION
The UC384xA family of control ICs provides the necessary features to implement off-line or DC to DC fixed frequencycurrent mode control schemes with a minimal external parts count. Internally implemented circuits includea trimmed oscillator for precise DUTY CYCLE CONTROL under voltage lock out featuring start-up current less than0.5mA,a precision reference trimmed for accuracy at the error amp input,logic to in sure latched operation,a PWM comparator which also provides current limit control, and a totem pole output stage designed to source or sink high peakcurrent.The output stage,suitable
for driving N-Channel MOSFETs, is low in the off state.
. TRIMMED OSCILLATOR DISCHARGE CURRENT
. CURRENT MODE OPERATION TO 500kHz
. AUTOMATIC FEED FORWARD COMPENSATION
. LATCHING PWM FOR CYCLE-BY-CYCLECURRENT LIMITING
. INTERNALLY TRIMMED REFERENCE WITH UNDERVOLTAGE LOCKOUT
. HIGH CURRENT TOTEM POLE OUTPUT
. UNDERVOLTAGE LOCKOUT WITH HYSTERESIS
. LOW START-UP CURRENT (< 0.5mA)
. DOUBLE PULSE SUPPRESSION
产品属性
- 产品编号:
UC2842AD
- 制造商:
Texas Instruments
- 类别:
集成电路(IC) > DC-DC 开关控制器
- 包装:
卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带
- 输出类型:
晶体管驱动器
- 功能:
升压,降压,升压/降压
- 输出配置:
正,可提供隔离
- 拓扑:
升压,降压,反激,正激
- 输出阶段:
1
- 电压 - 供电 (Vcc/Vdd):
10V ~ 30V
- 频率 - 开关:
最高 500kHz
- 占空比(最大):
96%
- 同步整流器:
无
- 时钟同步:
无
- 控制特性:
频率控制
- 工作温度:
-40°C ~ 85°C(TA)
- 安装类型:
表面贴装型
- 封装/外壳:
14-SOIC(0.154",3.90mm 宽)
- 供应商器件封装:
14-SOIC
- 描述:
IC PWM BOOST FLYBACK CM 14SOIC
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
TI |
22+ |
SOP8 |
30000 |
原装正品 |
询价 | ||
ST |
2020+ |
SOP-8 |
16800 |
绝对原装进口现货,假一赔十,价格优势!? |
询价 | ||
ST/意法 |
23+ |
NA/ |
3274 |
原装现货,当天可交货,原型号开票 |
询价 | ||
ST/意法 |
23+ |
DIP-8P |
90000 |
只做原厂渠道价格优势可提供技术支持 |
询价 | ||
TI |
SOP8 |
699839 |
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 | |||
ST/意法 |
24+ |
DIP8 |
990000 |
明嘉莱只做原装正品现货 |
询价 | ||
ST |
23+ |
SO-8 |
7000 |
绝对全新原装!100%保质量特价!请放心订购! |
询价 | ||
TI |
PDIP|8 |
451000 |
16余年资质 绝对原盒原盘 更多数量 |
询价 | |||
ST |
08+ |
DIP-8 |
2450 |
询价 | |||
TI |
23+ |
NA |
20000 |
询价 |
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