For further information contact your local STMicroelectronics sales office.

May 2021

DB4487 Rev 1

1/16

FDA803Q

1 channel class D digital input automotive power amplifier with diagnostics,

wide voltage operation range for car audio and telematic

Data brief

Features

 AEC-Q100 qualified

 Integrated 108 dB D/A conversion

 Input sampling frequency: 44.1 kHz, 48 kHz,

96 kHz, 192 kHz

 CISPR 25 - Class V (Fourth edition)

 Very low quiescent current

 Output lowpass filter included in the feedback

allowing outstanding audio performances

 Wide operating supply range from 3.3 to 18 V,

suitable for car radio, telematics and e-call

 MOSFET power outputs allowing high output

power capability

– 1 x 25 W /4 Ω @ 14.4 V, 1 kHz THD = 1%

– 1 x 31 W /4 Ω @ 14.4 V, 1 kHz THD = 10%

 2 Ω loads driving

 Amplitude limiter function (configurable

– Short load and open load detection (also in

play mode)

– Four thermal warnings

 DC offset detector (also in play) and 'hot spot'

detection

 Clipping detector

 Integrated thermal protection

settings

 Short circuit and ESD integrated protections

 Package: VFQFPN48 exposed pad down

GAPGPS03203

VFQFPN 7x7x1.0 48L

(Exposed pad down)

Table 1. Device summary

Order code

Package

Packing

FDA803Q-V0T

VFQFPN48

(exposed pad down)

Tape & reel

FDA803Q-V0Y

Tray

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