LT1939 Demo Board, Monolithic step-down switching regulator with LDO
使用 Analog Devices 的 LT1939EDD 的参考设计
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依据最终产品
- Automotive and Transportation
- Backplane Distributed Power
- Industrial Control
说明
- Demo circuit 1293A is a monolithic step-down switching regulator with LDO featuring LT1939. The demo circuit is designed for 5.0V and 3.3V outputs from a 7V to 25V input. The LDO output is configured as a post regulator of the switching regulator output. The total current capability is up to 2A
主要特色
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Conversion TypeDC to DC
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Input Voltage7 to 25 V
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Output Voltage3.3|5 V
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Output Current0.5@3.3V|1.5@5V A
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TopologyBuck
Featured Parts (2)
| 零件编号 | 供应商 | 类别 | 说明 | |||
|---|---|---|---|---|---|---|
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LT1939EDD#TRPBF | Analog Devices | DC to DC Converter and Switching Regulator Chip | Conv DC-DC 3V to 25V Step Down Dual-Out 0.8V 2A 12-Pin DFN EP T/R | 买入 | |
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LT1939EDD#PBF | Analog Devices | DC to DC Converter and Switching Regulator Chip | Conv DC-DC 3V to 25V Step Down Dual-Out 0.8V 2A 12-Pin DFN EP Tube | 买入 | |