TAS5162DDVR datasheet(8/29 Pages) TI

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RECOMMENDED OPERATING CONDITIONS

AUDIO SPECIFICATIONS (BTL)

AUDIO SPECIFICATIONS (Single-Ended Output)

TAS5162

SLES194C – OCTOBER 2006 – REVISED MAY 2007

MIN

TYP

MAX

UNIT

PVDD_X

Half-bridge supply

DC supply voltage

52.5

Supply for logic regulators and gate-drive

GVDD_X

DC supply voltage

10.8

13.2

circuitry

VDD

Digital regulator input

DC supply voltage

10.8

13.2

RL (BTL)

4.6

6-8

Output filter: L = 10

µH, C = 470 nF.

RL (SE)

Load impedance

Output AD modulation, switching

2.5

3-8

Ω

frequency > 350 kHz

RL (PBTL)

4-8

LOutput (BTL)

Minimum output inductance under

LOutput (SE)

Output-filter inductance

µH

short-circuit condition

LOutput (PBTL)

FPWM

PWM frame rate

192

384

432

kHz

Junction temperature

125

°C

PVDD_X = 50 V, GVDD = VDD = 12 V, BTL mode, R

L = 6 Ω, ROC = 22 KΩ, audio frequency = 1 kHz, AES17 filter, FPWM =

384 kHz, case temperature = 75

°C, unless otherwise noted. Audio performance is recorded as a chipset, using TAS5508

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

operating conditions unless otherwise specified.

TAS5162

PARAMETER

TEST CONDITIONS

UNIT

MIN

TYP

MAX

RL = 4 Ω, 10% THD, clipped input

160

signal (PVDD = 38.5 Volts)

RL = 6 Ω, 10% THD, clipped input

210

signal

RL = 8 Ω, 10% THD, clipped input

160

signal

Power output per channel, DKD package

RL = 4 Ω, 0 dBFS, unclipped input

120

signal (PVDD = 38.5 Volts)

RL = 6 Ω, 0 dBFS, unclipped input

165

signal

RL = 8 Ω, 0 dBFS, unclipped input

125

signal

0 dBFS

0.2%

THD+N

Total harmonic distortion + noise

1 W

0.09%

Output integrated noise

A-weighted, TAS5508 Modulator

140

µV

A-Weighted, TAS5518 Modulator

SNR

Signal-to-noise ratio (1)

A-weighted, TAS5508 Modulator

102

A-weighted, TAS5518 Modulator

112

A-weighted, input level = –60 dBFS

102

using TAS5508 modulator

DNR

Dynamic range

A-weighted, input level = –60 dBFS

112

using TAS5518 modulator

Pidle

Power dissipation due to idle losses (IPVDD_X)

PO = 0 W, 4 channels switching(2)

2.5

(1)

SNR is calculated relative to 0-dBFS input level.

(2)

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

PVDD_X = 50 V, GVDD = VDD = 12 V, SE mode, R

L = 3 Ω, ROC = 22 KΩ, audio frequency = 1 kHz, AES17 filter, FPWM =

384 kHz, case temperature = 75

°C, unless otherwise noted. Audio performance is recorded as a chipset, using TAS5086

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

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