TA0102A View Datasheet(PDF) - Tripath Technology Inc.

Part Name

Description

Manufacturer

TA0102A

STEREO 150W (4Ω) CLASS-T DIGITAL AUDIO AMPLIFIER DRIVER USING DIGITAL POWER PROCESSING (DPP™) TECHNOLOGY

Tripath Technology Inc. 

Tripath Technology, Inc. - Technical Information

Performance Characteristics – Single Ended, Vs = +45V

Unless otherwise specified, f = 1kHz, Measurement Bandwidth = 22kHz. TA = 25°C.

See Notes 1 & 2 for Operating Conditions and Test/Application Circuit Setup.

SYM BOL

PARAM ETER

CONDITIONS

MIN. TYP. MAX.

POUT

Output Pow er

THD+N = 0.1%

RL = 8Ω

80

(Continuous Average/Channel)

RL = 4Ω

130

THD+N = 1%

RL = 8Ω

100

RL = 4Ω

170

THD + N Total Harmonic Distortion Plus PO = 20W/Channel, RL = 8Ω

0.05

Noise

IHF-IM IHF Intermodulation Distortion 19kHz, 20kHz, 1:1 (IHF), RL = 4Ω

0.05

POUT = 30W/Channel

SNR

Signal-to-Noise Ratio

A-Weighted, POUT = 88W/Ch, RL = 8Ω

98.5

CS

Channel Separation

0dBr = 30W, RL= 8Ω

85

PSRR Pow er Supply Rejection Ratio f = 120Hz, Vripple = 100 mV

67

η

Pow er Efficiency

POUT = 230W/Channel, RL = 4Ω

82

eNOUT

Output Noise Voltage

A-Weighted, no signal, input shorted,

300

DC offset nulled to zero

UNITS

W

W

W

W

%

%

dB

dB

dB

%

µV

Performance Characteristics – Single Ended, Vs = +33.75V

Unless otherwise specified, f = 1kHz, Measurement Bandwidth = 22kHz. TA = 25°C.

See Notes 1 & 2 for Operating Conditions and Test/Application Circuit Setup.

SYM BOL

PARAM ETER

CONDITIONS

MIN. TYP. MAX.

POUT

Output Pow er

THD+N = 0.1%

RL = 8Ω

47

(Continuous Average/Channel)

RL = 4Ω

77

THD+N = 1%

RL = 8Ω

65

RL = 4Ω

110

THD + N Total Harmonic Distortion Plus PO = 20W/Channel, RL = 8Ω

0.05

Noise

IHF-IM IHF Intermodulation Distortion 19kHz, 20kHz, 1:1 (IHF), RL = 4Ω

0.03

POUT = 30W/Channel

SNR

Signal-to-Noise Ratio

A-Weighted, POUT = 47W/Ch, RL = 8Ω

100

CS

Channel Separation

0dBr = 20W, RL= 8Ω

85

PSRR Pow er Supply Rejection Ratio f = 120Hz, Vripple = 100 mV

67

η

Pow er Efficiency

POUT = 85W/Channel, RL = 8Ω

90

eNOUT

Output Noise Voltage

A-Weighted, no signal, input shorted,

195

DC offset nulled to zero

UNITS

W

W

W

W

%

%

dB

dB

dB

%

µV

Minimum and maximum limits are guaranteed but may not be 100% tested.

Notes:

1. V5 = +5V, VN12 = +12V referenced to VSNEG

2. Test/Application Circuit Values:

D = MUR120T3 diodes, RIN = 22.1KΩ

RD = 33ΩRS = 0.025ΩRG = 30Ω

ROCR1 = ROCR2 = 0Ω, LF = 18uH (Amidon core T200-2)

CF = 0.22uF, CD = 0.1uF, CIN = 1uF, CBY = 0.1uF

Power Output MOSFET, M = ST STP19NB20

BBM0 =BBM1 = 1

3

TA0102A, Rev. 3.1/06.01

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