TS4871 datasheet(38/42 Pages) STMICROELECTRONICS

38 / 42 page

Contents

Pin configuration ..................................................................2

Maximum ratings ..................................................................3

Electrical characteristics...........................................................4

Electrical characteristics curves ...................................................7

Application information ...........................................................23

5.1

BTL configuration principle...................................................... 24

5.2

Gain In typical application schematic ............................................. 24

5.3

Low and high frequency response ............................................... 25

5.4

Power dissipation and efficiency ................................................. 25

5.5

Decoupling of the circuit ........................................................ 26

5.6

Pop and Click performance ..................................................... 26

5.7

Power amplifier design examples ................................................ 27

5.8

Application n°1 : 20 Hz to 20 kHz bandwidth and 6 dB gain BTL power amplifier ........ 28

5.9

Application n°2 : 20 Hz to 20 kHz bandwidth and 20 dB gain BTL power amplifier ....... 29

5.10

Application n° 3: 50 Hz to 10 kHz bandwidth and 10 dB gain BTL power amplifier ....... 30

5.11

Application n°4 : Differential inputs BTL power amplifier ............................. 31

5.12

Note on how to use the PSRR curves ............................................ 31

5.13

Principle of operation .......................................................... 32

5.14

High/low cut-off frequencies..................................................... 33

Package information..............................................................34

6.1

MiniSO8 package information ................................................... 35

Ordering information .............................................................36

Revision history .......................................................................37

TS4871

Contents

DS2547 - Rev 10

page 38/42

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