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Subject: Re: Help needed - H-bridge, ClassD output stage IC
X-Newsreader: Microsoft Outlook Express 6.00.2800.1106
Date: Tue, 14 Jan 2003 12:07:36 GMT
NNTP-Posting-Date: Tue, 14 Jan 2003 13:07:36 MET
> "Dan Barlow" wrote in message
>> David wrote:
>>> The one-bit output has to be 'amplified' to say -10V to 10V and it
>>> switches at about 300khz (pulse repetition frequency). A mosfet
>>> h-bridge is the best thing to use (from what I've read everywhere).
>>> The question is: where do you find an H-bridge that is well suited
>>> for audio?
>> $1.99 http://sales.goldmine-elec.com/prodinfo.asp?prodid=7282
>> "can also be used for all types of inductive loads including relays,
>> solenoids, DC motors, etc. It features high voltage high current
>> outputs and is designed to accept standard TTL logic levels. Max
>> power supply voltage is 50V. Peak output current for each channel is
>> -Dan Barlow
> Commutation Frequency (@ IL=2A) Typ: 25kHz. Max: 40kHz
> Oh bugger..
I use HIP4081A as a driver for discrete Mosfets, IR2010 is good too, but a
electronic hardware designer
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