LT1943, Quad output TFT-LCD power supply with 8V-20V input voltage range
Using Part
Vignette
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Pour les produits finaux
- LCD TFT Display
Description
- Circuit shows LT1943, 4-output TFT LCD power supply with 8V to 20V input voltage range. The first output provides a 3.3V, up to 2A, logic supply using a buck regulator. The second output employs a SEPIC converter to generate a 13V, 500mA AVDD bias supply. Another boost converter an inverter generate VON and VOFF
Caractéristiques principales
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Conversion TypeDC to DC
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Input Voltage8 to 20 V
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Output Voltage-10|3.3|13|30 V
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Output Current0.03@30V|0.05@-10V|0.5@13V|2@3.3V A
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Efficiency83 %
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TopologyBuck Boost
Pièces en vedette (2)
| Pièce numéro | Fabricant | Type | Description | |||
|---|---|---|---|---|---|---|
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LT1943EFE#PBF | Analog Devices | DC to DC Converter and Switching Regulator Chip | Conv DC-DC 4.5V to 22V Non-Inv/Inv/Step Up/Step Down Quad-Out 20.35V/40V 28-Pin TSSOP EP Tube | Ajouter au panier | |
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LT1943EFE#TRPBF | Analog Devices | DC to DC Converter and Switching Regulator Chip | Conv DC-DC 4.5V to 22V Non-Inv/Inv/Step Up/Step Down Quad-Out 20.35V/40V 28-Pin TSSOP EP T/R | Ajouter au panier | |