TDA7377 datasheet(3/8 Pages) UTC

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TDA7377

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

3 of 8

www.unisonic.com.tw

QW-R107-064.A

ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

RATINGS

UNIT

Operating Supply Voltage

VOP

DC Supply Voltage

Peak Supply Voltage (for t = 50ms)

VS(PEAK)

not Repetitive t = 100µs

4.5

Output Peak Current

Repetitive f >10Hz

IO(PEAK)

3.5

Power Dissipation (TC= 85°C)

Junction Temperature

+150

°C

Storage Temperature

TSTG

-40~+150

°C

Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.

Absolute maximum ratings are stress ratings only and functional device operation is not implied.

THERMAL DATA

PARAMETER

SYMBOL

RATINGS

UNIT

Junction to Case

θJC

1.8

°C/W

ELECTRICAL CHARACTERISTICS

(VS = 14.4V; RL = 4Ω; f = 1 KHz; Ta =25°C, unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Supply Voltage Range

VI(ST-BY)

1.5

ST-BY Threshold Voltage

OUT

VO(ST-BY)

3.5

Voltage Saturation on pin 10

VSAT

Sink Current at Pin 10 = 1mA

0.7

Output Offset Voltage

VO(OFF)

150

Non Inverting Channels

Rg = 0; S.E.

”A” weighted,

Inverting Channels

µV

Input Noise Voltage

Bridge, Rg = 0; 22Hz ~ 22KHz

3.5

µV

Total Quiescent Drain Current

RL = ∞

150

Max Driving Current Under Fault

ST-BY Pin Current(pin 7)

IST-BY

Play Mode Vpin7 = 5V

µA

ST-BY Current Consumption

IST-BY

VST-BY = 0 ~ 1.5V

100

µA

OFF

ICD(OFF) d = 1% (Note 2)

µA

Clipping Detector Output

Average Current

ICD(ON) d = 5% (Note 2)

160

µA

Single Ended

Input Impedance

RIN

Bridge

KΩ

Bridge

Single Ended

5.5

Output Power

POUT

THD = 10%;

RL = 4Ω

Single Ended, RL = 2Ω

Max

PO(MAX) VS = 14.4V, Bridge

Output Power (Note 3)

EIAJ

PO(EIAJ) VS = 13.7V, Bridge

Single Ended, POUT=0.1~4W

0.02

Distortion

THD

RL = 4Ω

Bridge, POUT = 0.1 ~ 10W

0.03

0.3

f = 1KHz Single Ended

f = 10KHz Single Ended

Cross Talk

f = 1KHz Bridge

f = 10KHz Bridge

Single Ended

Voltage Gain

Bridge

Voltage Gain Match

0.5

Supply Voltage Rejection

SVR

Rg = 0; f = 300Hz

Stand-by Attenuation

AST-BY PO = 1W

Note: 1. See built-in S/C protection description

2. Pin 10 Pulled-up to 5V with 10KΩ; RL = 4Ω

3. Saturated square wave output.

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