RECOMMENDED OPERATING CONDITIONS

AC Characteristics (BTL)

TAS5102

TAS5103

MIN

TYP

MAX

UNIT

Half-bridge supply, PVDD_X

DC supply voltage

8

18

23

V

Supply for Protection and I/O Logic, VREG

DC supply voltage

3

3.3

3.6

V

6-8

Output filter: L = 10

µH, C = 470 nF.

Load impedance

Output AD modulation, switching

3-4

Ω

frequency > 350 kHz

3-4

200

Minimum output inductance under

Output-filter inductance

200

nH

short-circuit condition

200

PWM frame rate

192

384

432

kHz

Junction temperature

0

125

°C

TAS5086 PWM processor with an effective modulation index limit of 96.1%. All performance is in accordance with

recommended operating conditions, unless otherwise specified.

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

PVDD = 18 V, 10% THD

20

PVDD = 18 V, 7% THD

18

Power output per channel

W

PVDD = 12 V, 10% THD

9

PVDD = 12 V, 7% THD

8

PVDD = 18V, Po =10 W (half-power)

0.15

THD+N

Total harmonic distortion + noise

PVDD = 12V, Po =4.5 W (half-power)

0.18

%

1 W

0.05

Output integrated noise

A-weighted

50

µV

SNR

A-weighted

94

105

dB

A-weighted, input level = –60 dBFS using

DNR

Dynamic range

94

105

dB

TAS5086 modulator

(2)

0.6

W

(1)

SNR is calculated relative to 0-dBFS input level.

(2)

Actual system idle losses are affected by core losses of output inductors.

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