12V DC to DC Single Output Power Supply for Ethernet Microwave Radio
Referenzdesign unter Verwendung des Teils MAX5974A von Analog Devices
Bilder
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Für Endprodukte
- Ethernet Microwave Radio
- IP Phone
- PoE Security Camera
- PoE Wireless Access Point
- Power Over Ethernet
Beschreibung
- Highly efficient, Flyback 12V Class 3 powered device. The design features the MAX5969B as its controller. The design also uses the MAX5974A, Which controls, Current-mode PWM converters and provides frequency foldback for PoE applications. Using these devices, this reference design is IEEE 802.3af/at compliant, and a high performance, Compact, and cost efficient solution for a Class 3 PD. The design can also be customized to 12V/2A Class 4 PD
Haupteigenschaften
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Conversion TypeDC to DC
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Input Voltage36 to 57 V
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Output Voltage12 V
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Output Current2 A
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Efficiency90.3 %
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TopologyFlyback
Empfohlene Bauteile (1)
| Teilenummer | Hersteller | Typ | Beschreibung | |||
|---|---|---|---|---|---|---|
|
MAX5974AETE+T | Analog Devices | PWM and Resonant Controllers | Current Mode PWM Controller 1A 100kHz to 600kHz 16-Pin TQFN EP T/R | In den Warenkorb | |