onsemi 功率因数控制器芯片, TSOP, 贴片安装, 6针, 最大电源3 mA, 最大反向42μA, 最高50 kHz, 最高+125 °C
- RS 库存编号:
- 178-4353
- 制造商零件编号:
- NCP1622DCCSNT1G
- 制造商:
- onsemi
不可供应
RS 不再对该产品备货。
- RS 库存编号:
- 178-4353
- 制造商零件编号:
- NCP1622DCCSNT1G
- 制造商:
- onsemi
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选择全部 | 属性 | 值 |
|---|---|---|
| 品牌 | onsemi | |
| 最高开关频率 | 50 kHz | |
| 起动电源电流 | 70µA | |
| 芯片类型 | 功率因数控制器芯片 | |
| 最大源电流 | 277µA | |
| 最大反向电流 | 42µA | |
| 最大电源电流 | 3 mA | |
| 安装类型 | 贴片 | |
| 封装类型 | TSOP | |
| 引脚数目 | 6 | |
| 尺寸 | 3.1 x 1.7 x 1mm | |
| 高度 | 1mm | |
| 长度 | 3.1mm | |
| 最大工作电源电压 | 30 V | |
| 最高工作温度 | +125 °C | |
| 最低工作温度 | -40 °C | |
| 宽度 | 1.7mm | |
| 最小工作电源电压 | 9.5 V | |
| 选择全部 | ||
|---|---|---|
品牌 onsemi | ||
最高开关频率 50 kHz | ||
起动电源电流 70µA | ||
芯片类型 功率因数控制器芯片 | ||
最大源电流 277µA | ||
最大反向电流 42µA | ||
最大电源电流 3 mA | ||
安装类型 贴片 | ||
封装类型 TSOP | ||
引脚数目 6 | ||
尺寸 3.1 x 1.7 x 1mm | ||
高度 1mm | ||
长度 3.1mm | ||
最大工作电源电压 30 V | ||
最高工作温度 +125 °C | ||
最低工作温度 -40 °C | ||
宽度 1.7mm | ||
最小工作电源电压 9.5 V | ||
- COO (Country of Origin):
- MY
The 6-pin PFC controller NCP1622 is designed to drive PFC boost stages. It is based on an innovative Valley Synchronized Frequency Fold-back (VSFF) method. In this mode, the circuit classically operates in Critical conduction Mode (CrM) when control voltage exceeds a programmable value Vctrl,FF.
Critical Conduction Mode with frequency foldback
Valley Synchronized Frequency Fold-back (VSFF)
Works with or without a transformer w/ ZCD winding
Dynamic Response Enhancer
Benefits:
Optimizes conversion efficiency across load range
Enhanced efficiency at light load conditions compared to CrM PFC
Reduced inductor cost and simplified design
Improved transient response for line and load steps
Valley Synchronized Frequency Fold-back (VSFF)
Works with or without a transformer w/ ZCD winding
Dynamic Response Enhancer
Benefits:
Optimizes conversion efficiency across load range
Enhanced efficiency at light load conditions compared to CrM PFC
Reduced inductor cost and simplified design
Improved transient response for line and load steps
