Datasheet Details
| Part number | STA550 |
|---|---|
| Manufacturer | STMicroelectronics |
| File Size | 201.26 KB |
| Description | 70 + 70W STEREO BASH POWER AMPLIFIER |
| Download | STA550 Download (PDF) |
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Overview: STA550 70+70W STEREO s POWER AMPLIFIER s s s s s s s s s MONOCHIP BRIDGE STEREO AMPLIFIER FOR BASH® ARCHITECTURE 55+55W OUTPUT POWER @ RL = 4/8 Ω, THD = 0.
| Part number | STA550 |
|---|---|
| Manufacturer | STMicroelectronics |
| File Size | 201.26 KB |
| Description | 70 + 70W STEREO BASH POWER AMPLIFIER |
| Download | STA550 Download (PDF) |
|
|
|
The STA550 is a fully integrated power module designed to implement a BASH® amplifier when used in conjunction with STABP01 digital processor.
BLOCK DIAGRAM +VS GND -VS OUT_ PRE1 TRK_1 PWR_INP1 + IN_PRE1 COMPRESSOR ∆G ABSOLUTE VALUE BLOCK CD+1 +2 OUT1+ -1 OUT1- OUTPUT BRIDGE ATT_REL1 V/l CD-1 CD+ PEAK/2 DETECTOR Ict VOLTAGE PROTECTION S1 SOA DETECTOR PROT.
TRK_OUT THRESH THERMAL PROTECTION TURNON/OFF SEQUENCE Ict STBY/MUTE S1 PEAK/2 DETECTOR ATT_REL2 V/l CD+2 COMPRESSOR +2 ∆G + -1 ABSOLUTE VALUE BLOCK OUT2OUT2+ IN_PRE2 OUTPUT BRIDGE CD-2 OUT_ PRE2 TRK_2 PWR_INP2 D01AU1263 July 2003 1/16 STA550 DESCRIPTION (continued) Notice that normally only one Digital Converter is needed to supply a stereo or multi-channel amplifier system, therefore most of the functions implemented in the circuit have summing outputs The signal circuits are biased by fixed negative and positive voltages referred to Ground.
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