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LM2577 5V to 12V DC Converter step up Voltage Regulator |
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Circuit Home Switching Regulator Power Supply Variable Regulator Copyright 2008 elecfree.com All Rights Reserved. |
LM2577 (3A) Wide input voltage 3.5Vdc to 40Vdc. This is Circuit DC to DC Converter Step up Voltage Regulator From 5V To 12V 1A Regulated Output. - 2.2k 1/4W resistor - 0.1uF capacitor - 0.33uF capacitor - 680uF 50V electrolytic capacitor - 1N5822 high speed schottky diode (3A) - wire coil inductor, 100uH - "for LM2577-adj IC" 20k multi-turn variable resistor, set to ratio to R2=2k, R1=18k for voltage output of 12Vdc before soldering Part number: - LM2577-12 (12Vdc output) - LM2577-15 (15Vdc output) - LM2577-ADJ (1.23Vdc to 37Vdc output) |
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