LTC3557-1 Demo Board, USB power Manager w/ Li-Ion/Polymer Charger/Three Buck Regulator
使用 Analog Devices 的 LTC3557EUF-1 的参考设计
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依据最终产品
- GPS
- MP3 Player
- Personal Digital Assistant
说明
- Demonstration circuit 1142A-B contains the LTC3557-1 Power Management Integrated Circuit plus the LT3480EDD high voltage buck controller. The LTC3557-1 is a highly integrated power management IC that includes a PowerPath controller, battery charger, an ideal diode, an always-on LDO, three synchronous step-down switching regulators as well as a buck regulator VC controller
主要特色
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Conversion TypeDC to DC
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Input Voltage8 to 38 V
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Output Voltage1.2|1.8|2.9 to 5.5|3.3|3.3|4.1 V
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Output Current0.025@3.3V|0.4@1.2V|0.4@1.8V|0.5@4.1V|0.6@3.3V|2@2.9 to 5.5V A
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TopologyBuck
Featured Parts (4)
| 零件编号 | 供应商 | 类别 | 说明 | |||
|---|---|---|---|---|---|---|
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LT3480EDD#PBF | Analog Devices | DC to DC Converter and Switching Regulator Chip | Conv DC-DC 3.6V to 36V Synchronous Step Down Single-Out 0.79V to 20V 2A 10-Pin DFN EP Tube | 买入 | |
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LT3480EDD#TRPBF | Analog Devices | DC to DC Converter and Switching Regulator Chip | Conv DC-DC 3.6V to 36V Synchronous Step Down Single-Out 0.79V to 20V 2A 10-Pin DFN EP T/R | 买入 | |
|
LTC3557EUF-1#PBF | Analog Devices | Battery Management ICs | Switching Battery Charger Li-Ion/Li-Pol 1500mA 4.1V 28-Pin QFN EP Tube | 买入 | |
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LTC3557EUF-1#TRPBF | Analog Devices | Battery Management ICs | Switching Battery Charger Li-Ion/Li-Pol 1500mA 4.1V 28-Pin QFN EP T/R | 买入 | |