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DA7202 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - 10W Mono Class-D Amplifier - Dialog Semiconductor

भाग संख्या DA7202
समारोह 10W Mono Class-D Amplifier
मैन्युफैक्चरर्स Dialog Semiconductor 
लोगो Dialog Semiconductor लोगो 
पूर्व दर्शन
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DA7202 pdf
DA7202
10 W Mono Class-D Amplifier for 2S Battery Devices
Company confidential
Contents
General description............................................................................................................................. 1
Key features ......................................................................................................................................... 1
Applications ......................................................................................................................................... 1
Contents ............................................................................................................................................... 2
Figures.................................................................................................................................................. 3
Tables ................................................................................................................................................... 3
1 Terms and definitions ................................................................................................................... 4
2 Block diagram................................................................................................................................ 5
3 Pinout ............................................................................................................................................. 6
4 Absolute maximum ratings .......................................................................................................... 7
5 Recommended operating conditions .......................................................................................... 8
6 Electrical characteristics .............................................................................................................. 9
7 Thermal protection ........................................................................................................................ 9
8 Functional description ................................................................................................................ 10
8.1 Pop and click suppression .................................................................................................. 10
8.2 Short circuit/over-current protection.................................................................................... 10
8.3 Thermal performance and thermal protection..................................................................... 10
8.3.1 Thermal shutdown ............................................................................................... 10
8.3.2 Maximum power dissipation ................................................................................ 10
8.4 Gain..................................................................................................................................... 11
8.5 Class D output stage........................................................................................................... 11
8.6 Power down (PDN_N)......................................................................................................... 11
9 Typical performance plots.......................................................................................................... 12
9.1 THD versus output power (8 Ω + 33 µH) ............................................................................ 12
9.2 THD versus output power (4 Ω + 33 µH) ............................................................................ 12
9.3 THD versus frequency (8 Ω + 33 µH) 4.5 V........................................................................ 13
9.4 THD versus frequency (4 Ω + 33 µH) 4.5 V........................................................................ 13
9.5 THD versus frequency (8 Ω + 33 µH) 8.2 V........................................................................ 14
9.6 THD versus frequency (4 Ω + 33 µH) 8.2 V........................................................................ 14
9.7 THD versus frequency (8 Ω + 33 µH) 9.0 V........................................................................ 15
9.8 THD versus frequency (4 Ω + 33 µH) 9.0 V........................................................................ 15
9.9 Max Pout versus supply voltage (8 Ω + 33 µH) .................................................................... 16
9.10 Max Pout versus supply voltage (4 Ω + 33 µH) .................................................................... 16
9.11 Efficiency versus output power (8 Ω + 33 µH) .................................................................... 17
9.12 Efficiency versus output power (4 Ω + 33 µH) .................................................................... 17
9.13 Start-up timing..................................................................................................................... 18
9.14 Shutdown timing.................................................................................................................. 18
9.15 Power dissipation versus output power (8 Ω + 33 µH) ....................................................... 19
9.16 Power dissipation versus output power (4 Ω + 33 µH) ....................................................... 19
9.17 Electromagnetic interference (EMI) performance ............................................................... 20
10 Application information .............................................................................................................. 21
10.1 PCB layout .......................................................................................................................... 21
10.2 Speaker selection................................................................................................................ 21
Datasheet
Revision 3a
20-Aug-2015
CFR0011-120-00 Rev 5
2 of 25
© 2015 Dialog Semiconductor

विन्यास 25 पेज
डाउनलोड[ DA7202 Datasheet.PDF ]


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