LA5779: Separately-Excited Step-Down Switching Regulator (Variable type)
LA5779 is a separately-excited step-down switching regulator (variable type).
特性- High efficiency
- Integrated 160 kHz time base generator
- Integrated current limiter
- Integrated thermal shutdown circuit
- ON/OFF function
| 优势- Can use small heat sink
- Cost saving
- Burn protection
- Thermal protection
- Can reduce a consumption current in stand-by mode
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数据表 (1)
封装图纸 (1)
产品订购型号
| 产品 | 状况 | Compliance | 具体说明 | 封装 | MSL* | 容器 | 预算价格 (1千个数量的单价） |
|---|
| LA5779-E | Active | Pb-free | Separately-Excited Step-Down Switching Regulator (Variable type) | TO-220-5 | 221AJ | NA | Fan-Fold | 50 | $0.984 |
| LA5779-HJ-E | Active | Pb-free | Separately-Excited Step-Down Switching Regulator (Variable type) | TO-220-5 | 221AJ | NA | Fan-Fold | 50 | $0.984 |
订购产品技术参数
| Product | Topology | Control Mode | VCC Min (V) | VCC Max (V) | VO Typ (V) | IO Typ (A) | Efficiency (%) | fSW Typ (kHz) |
|---|
| LA5779-E | Step-Down | Voltage Mode | 4.5 | 28 | 12, 5, 3.3 | 3 | 84 | 160 |
| LA5779-HJ-E | Step-Down | Voltage Mode | 4.5 | 28 | 12, 5, 3.3 | 3 | 84 | 160 |
