Typical Application Circuit for LTC1143L Dual 5V/2A, 3.3V/3A Converter
使用 Analog Devices 的 LTC1143LCS 的参考设计
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- Battery Powered Systems
- Notebook
- palmtops
- Personal Digital Assistant
- Portable Instrumentation
- Power Distribution Control
说明
- Typical Application Circuit for LTC1143L Dual 5V/2A, 3.3V/3A Converter. The LTC1143L series is a dual step-down switching regulator controller featuring automatic Burst Modem operation to maintain high efficiencies at low output currents. This device is composed of two separate regulator blocks, each driving an external power MOSFET at switching frequencies up to 400kHz using a constant off-time current mode architecture
主要特色
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Conversion TypeDC to DC
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Input Voltage5.2 to 14 V
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Output Voltage3.3|5 V
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Output Current2@5V|3@3.3V A
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TopologyBuck
Featured Parts (1)
零件编号 | 供应商 | 类别 | 说明 | |||
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LTC1143LCS | Analog Devices | DC to DC Controllers | DC/DC Cntrlr Dual-OUT Step Down 400kHz 16-Pin SOIC N | 买入 |