500W BOOST CONVERTER FOR CAR AUDIO
- TL494
USER’S GUIDE
2004-2013 Sure Electronics Inc.
PS-SP12148_Ver1.0_Page 1
1.1 Overview
Welcome to use this self-made 500W Boost Converter for CAR Audio - TL494. This item
is especially designed for CAR audio. It can be used with amplifiers from Sure
Electronics. With DC12V input, it can output voltage of DC18V, DC24V, DC30V, DC36V,
DC48 and power of up to 500W. You can set DIP switches to get the voltage required in
your applications. Do turn off the power before adjust the voltage.
DIP Switch Settings and Voltage
VOUT K1 K2 K3 K4
24V ON OFF OFF OFF
30V OFF ON OFF OFF
36V OFF OFF ON OFF
40V OFF OFF OFF ON
48V OFF OFF OFF OFF
Please adjust the adjustable resistance-R27 if you want to get more precise voltage.
FIGURE 1-1 OVERVIEW
Chapter 1. Overview
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