SA58637 amplifier equivalent, 2 x 2.2w btl audio amplifier.
I Low junction-to-ambient thermal resistance using exposed die attach paddle I Gain can be fixed with external resistors from 6 dB to 30 dB I Standby mode controlled by CM.
I Professional and amateur mobile radio I Portable consumer products: toys and games I Personal computer remote speakers.
The SA58637 is a two-channel audio amplifier in an HVQFN20 package. It provides power output of 2.2 W per channel with an 8 Ω load at 9 V supply. The internal circuit is comprised of two Bridge-Tied Load (BTL) amplifiers with a complementary PNP-NPN ou.
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