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LM1875: Coil Driver

mustafayilmaz
Prodigy 140 points
Part Number: LM1875
Other Parts Discussed in Thread: TPA3136D2, , TPA3118D2

I need a sine wave  form coil driver chip. I want to generating magnetig field. 

Coil 1mH  /  3~4 Ohm (dc)

Frequency 10kHz, 15kHz or 18 kHz 

Power Supply +/- 10V

Can I use chip for this application? Which frequency best choice for chip?  

  • 0
    TI__Mastermind 24835 points
    Hi Mustafa,
    LM1875 is a very old product, please chekc with our newer class-d products e.g. TPA3118D2 or TPA3136D2. Their performance and efficiency are much better than old class-ab products, and the support resource is also much better.
    Best regards,
    Shawn Zheng