LTC3442, A 5V converter with average input current limit for USB applications
Referenzdesign unter Verwendung des Teils LTC3442 von Analog Devices
Bilder
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Für Endprodukte
- Digital Camera
- MP3 Player
- Portable
Beschreibung
- Circuit shows a low profile (1.2mm), USB to 5V converter using the LTC3442 for high-power bus-powered functions. It accepts the poorly regulated USB input, and delivers 5V with 2% regulation and less than 20mVPP ripple
Haupteigenschaften
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Conversion TypeDC to DC
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Input Voltage4.35 to 5.25 V
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Output Voltage5 V
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Output Current0.35 A
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Efficiency90 %
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TopologyBuck Boost
Empfohlene Bauteile (4)
| Teilenummer | Hersteller | Typ | Beschreibung | |||
|---|---|---|---|---|---|---|
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LTC3442EDE#TR | Analog Devices | DC to DC Converter and Switching Regulator Chip | Conv DC-DC 2.4V to 5.5V Synchronous Non-Inverting/Inverting/Step Up/Step Down Single-Out 2.4V to 5.25V 1.2A 12-Pin DFN EP T/R | In den Warenkorb | |
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LTC3442EDE | Analog Devices | DC to DC Converter and Switching Regulator Chip | Conv DC-DC 2.4V to 5.5V Synchronous Non-Inverting/Inverting/Step Up/Step Down Single-Out 2.4V to 5.25V 1.2A 12-Pin DFN EP | In den Warenkorb | |
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LTC3442EDE#PBF | Analog Devices | DC to DC Converter and Switching Regulator Chip | Conv DC-DC 2.4V to 5.5V Synchronous Non-Inverting/Inverting/Step Up/Step Down Single-Out 2.4V to 5.25V 1.2A 12-Pin DFN EP Tube | In den Warenkorb | |
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LTC3442EDE#TRPBF | Analog Devices | DC to DC Converter and Switching Regulator Chip | Conv DC-DC 2.4V to 5.5V Synchronous Non-Inverting/Inverting/Step Up/Step Down Single-Out 2.4V to 5.25V 1.2A 12-Pin DFN EP T/R | In den Warenkorb | |