SA58672 PDF Datasheet
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Description
This is 3.0W mono class-D audio amplifier. SA58672
3.0 W mono class-D audio ampli er
Rev. 04 8 June 2009 Product data sheet
1. General description
The SA58672 is a mono, lter-free class-D audio ampli er which is available in a 9 bump WLCSP (Wafer Level Chip-Size Package) and 10-terminal HVSON packages. The SA58672 features shutdown control. Improved immunity to noise and RF recti cation is increased by high PSRR and differential circuit topology. Fast start-up time and very small WLCSP package makes it an ideal choice for both cellular handsets and PDAs. The SA58672 delivers 1.7 W at 5 V and 800 mW at 3.6 V into 8 Ω. It delivers 3.0 W at 5 V and 1.6 W at 3.6 V into 4 Ω. The maximum power ef ciency is excellent at 90 % into 8 Ω and 84 % to 88 % into 4 Ω. The SA58672 provides thermal and short-circuit shutdown protection.
2. Features
I Output power N 3.0 W into 4 Ω at 5 V N 1.6 W into 4 Ω at 3.6 V N 1.7 W into 8 Ω at 5 V N 800 mW into 8 Ω at 3.6 V I Power supply range: 2.0 V to 5.5 V I Shutdown control I High SVRR: 77 dB at.