| 型号 | 下载 订购 | 功能描述 | 制造商 上传企业 | LOGO |
|---|---|---|---|---|
L4978 | 2A STEP DOWN SWITCHING REGULATOR DESCRIPTION The L4978 is a step down monolithic power switching regulator delivering 2A at a voltage between 3.3V and 50V (selected by a simple external divider). Realized in BCD mixed technology, the device uses an internal power D-MOS transistor (with a typical Rdson of 0.25Ω) to obtain very hi 文件:135.8 Kbytes 页数:12 Pages | STMICROELECTRONICS 意法半导体 | STMICROELECTRONICS | |
L4978 | 2A STEP DOWN SWITCHING REGULATOR 文件:584.05 Kbytes 页数:13 Pages | STMICROELECTRONICS 意法半导体 | STMICROELECTRONICS | |
L4978 | 降压开关稳压器 The L4978 is a step down monolithic power switching regulator delivering 2A at a voltage between 3.3V and 50V (selected by a simple external divider). Realized in BCD mixed technology, the device uses an internal power D-MOS transistor (with a typical Rdson of 0.25Ω) to obtain very high efficency an • PROTECTION AGAINST FEEDBACK DISCONNECTION \n• INHIBIT FOR ZERO CURRENT CONSUMPTION \n• SOFT START FUNCTION \n• THERMAL SHUTDOWN \n• ZERO LOAD CURRENT OPERATION \n• VOLTAGE FEEDFORWARD• UP TO 2A STEP DOWN CONVERTER \n• PRECISE 3.3V (±1%) INTERNAL REFERENCE VOLTAGE \n• OPERATING INPUT VOLTAGE FR; | ST 意法半导体 | ST | |
L4978 | Package:8-DIP(0.300",7.62mm);包装:卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带 功能:降压 类别:集成电路(IC) 稳压器 - DC-DC 开关稳压器 描述:IC REG BUCK ADJUSTABLE 2A 8DIP | STMICROELECTRONICS 意法半导体 | STMICROELECTRONICS | |
L4978 | Package:8-DIP(0.300",7.62mm);包装:卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带 功能:降压 类别:集成电路(IC) DC DC 开关稳压器 描述:IC REG BUCK ADJUSTABLE 2A 8DIP | STMICROELECTRONICS 意法半导体 | STMICROELECTRONICS | |
2A STEP DOWN SWITCHING REGULATOR DESCRIPTION The L4978 is a step down monolithic power switching regulator delivering 2A at a voltage between 3.3V and 50V (selected by a simple external divider). Realized in BCD mixed technology, the device uses an internal power D-MOS transistor (with a typical Rdson of 0.25Ω) to obtain very hi 文件:135.8 Kbytes 页数:12 Pages | STMICROELECTRONICS 意法半导体 | STMICROELECTRONICS | ||
2A STEP DOWN SWITCHING REGULATOR 文件:584.05 Kbytes 页数:13 Pages | STMICROELECTRONICS 意法半导体 | STMICROELECTRONICS | ||
2A STEP DOWN SWITCHING REGULATOR 文件:584.05 Kbytes 页数:13 Pages | STMICROELECTRONICS 意法半导体 | STMICROELECTRONICS | ||
2A STEP DOWN SWITCHING REGULATOR 文件:584.05 Kbytes 页数:13 Pages | STMICROELECTRONICS 意法半导体 | STMICROELECTRONICS | ||
Package:16-SOIC(0.295",7.50mm 宽);包装:卷带(TR) 功能:降压 类别:集成电路(IC) 稳压器 - DC-DC 开关稳压器 描述:IC REG BUCK ADJUSTABLE 2A 16SOIC | STMICROELECTRONICS 意法半导体 | STMICROELECTRONICS |
产品属性
- 产品编号:
L4978
- 制造商:
STMicroelectronics
- 类别:
集成电路(IC) > 稳压器 - DC-DC 开关稳压器
- 包装:
卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带
- 功能:
降压
- 输出配置:
正
- 拓扑:
降压
- 输出类型:
可调式
- 输出数:
1
- 电压 - 输入(最小值):
8V
- 电压 - 输入(最大值):
55V
- 电压 - 输出(最小值/固定):
3.3V
- 电压 - 输出(最大值):
50V
- 电流 - 输出:
2A
- 频率 - 开关:
100kHz ~ 300kHz
- 同步整流器:
无
- 工作温度:
-40°C ~ 150°C(TJ)
- 安装类型:
通孔
- 封装/外壳:
8-DIP(0.300",7.62mm)
- 供应商器件封装:
8-DIP
- 描述:
IC REG BUCK ADJUSTABLE 2A 8DIP
| 供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
|---|---|---|---|---|---|---|---|
ST/意法 |
25+ |
原装 |
32360 |
ST/意法全新特价L4978即刻询购立享优惠#长期有货 |
询价 | ||
STM |
15+ |
原厂原装 |
4600 |
进口原装现货假一赔十 |
询价 | ||
ST |
20+ |
DIP8 |
2860 |
原厂原装正品价格优惠公司现货欢迎查询 |
询价 | ||
ST原装 |
ROHS全新原装公司 |
DIP8 |
10289 |
原装现货在线咨询样品※技术支持专业电子元器件授权 |
询价 | ||
ST |
2021+ |
DIP8 |
9450 |
原装现货。 |
询价 | ||
STM |
- |
1000 |
DIP-8 |
询价 | |||
ST |
最新 |
DIP-8 |
6800 |
全新原装公司现货低价 |
询价 | ||
ST |
2024+ |
N/A |
70000 |
柒号只做原装 现货价秒杀全网 |
询价 | ||
ST |
24+ |
DIP |
66500 |
郑重承诺只做原装进口现货 |
询价 | ||
ST |
24+ |
DIP |
8500 |
只做原装正品假一赔十为客户做到零风险!! |
询价 |
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