DN05049/D, Universal AC Input, 12 Volt Output, 15 to 24 Watt Power Supply Design Note
Diseño de referencia usando la pieza NCP1077ST de onsemi
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Para productos finales
- Electronic Meter
- Smart Electric Meter
- White Goods
Descripción
- DN05049/D, Design Note describes a simple, low power (25W or less), universal AC input, constant voltage power supply intended for powering utility electric meters or similar industrial equipment or white goods where isolation from the AC mains is required and low cost and high efficiency is essential. The featured power supply is a simple CCM flyback topology utilizing new NCP1076/1077 series of monolithic switchers in an SOT-223 package. This Design Note provides the complete circuit schematic details and transformer design for 12V/1.75A power supplies
Características clave
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Conversion TypeAC to DC
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Input Voltage85 to 270 (AC) V
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Output Voltage12 V
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Output Current2 A
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Output Power15 to 25 W
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Efficiency80 %
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TopologyFlyback- CCM
Piezas destacadas (10)
| Número de pieza | Fabricante | Tipo | Descripción | |||
|---|---|---|---|---|---|---|
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NCP431ACSNT1G | onsemi | Voltage References | V-Ref Adjustable 2.5V to 36V 100mA 3-Pin SOT-23 T/R | AÑADIR AL CARRITO | |
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NCP1076STBT3G | onsemi | AC to DC Switching Converters | AC to DC Switching Converter Off-Line Switcher 6.6V 100kHz T/R 4-Pin(3+Tab) SOT-223 | AÑADIR AL CARRITO | |
|
PS2561BL-1-Q-A | Renesas Electronics | Transistor and Photovoltaic Output Photocouplers | Optocoupler DC-IN 1-CH Transistor DC-OUT 4-Pin DIP SMD T/R | AÑADIR AL CARRITO | |
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NCP431AISNT1G | onsemi | Voltage References | V-Ref Adjustable 2.5V to 36V 100mA 3-Pin SOT-23 T/R | AÑADIR AL CARRITO | |
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NCP1076STAT3G | onsemi | AC to DC Switching Converters | AC to DC Switching Converter Off-Line Switcher 6.6V 65kHz T/R 4-Pin(3+Tab) SOT-223 | AÑADIR AL CARRITO | |
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PS2561BL-1-F3-Q-A | Renesas Electronics | Transistor and Photovoltaic Output Photocouplers | Optocoupler DC-IN 1-CH Transistor DC-OUT 4-Pin PDIP SMD T/R | AÑADIR AL CARRITO | |
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NCP431AVSNT1G | onsemi | Voltage References | V-Ref Adjustable 2.5V to 36V 100mA 3-Pin SOT-23 T/R | AÑADIR AL CARRITO | |
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NCP1077STCT3G | onsemi | AC to DC Switching Converters | AC to DC Switching Converter Off-Line Switcher 6.6V 130kHz T/R 4-Pin(3+Tab) SOT-223 | AÑADIR AL CARRITO | |
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NCP1077STBT3G | onsemi | AC to DC Switching Converters | AC to DC Switching Converter Off-Line Switcher 6.6V 100kHz T/R 4-Pin(3+Tab) SOT-223 | AÑADIR AL CARRITO | |
|
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NCP1077STAT3G | onsemi | AC to DC Switching Converters | AC to DC Switching Converter Off-Line Switcher 6.6V 65kHz T/R 4-Pin(3+Tab) SOT-223 | AÑADIR AL CARRITO | |