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Chip Amps Amplifiers based on integrated circuits

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Old 30th March 2004, 01:35 AM   #1
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Default probably a stupid questions about opamps

can an opamp be used as a voltage amp? I want to boost 12V to about 40V.

Basically, a car amp power supply.

thx,
mike
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Old 30th March 2004, 01:40 AM   #2
digi01 is offline digi01  China
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You may need DC-DC chip of solid state.
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Old 30th March 2004, 01:59 AM   #3
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Hi,

An opamp is designed to output voltages within it's supply limits. Unless you used a transformer to step that voltage up, you won't get any higher voltages out of the amp.

As digi01 has stated, you may want to look into a DC-DC converter.

-Dan
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