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

18

V

DC Supply Voltage

28

V

Peak Supply Voltage (for t = 50ms)

50

V

not Repetitive t = 100µs

4.5

A

Output Peak Current

Repetitive f >10Hz

3.5

A

36

W

Junction Temperature

+150

°C

Storage Temperature

-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

1.8

°C/W

ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Supply Voltage Range

8

18

V

IN

1.5

ST-BY Threshold Voltage

OUT

3.5

V

Voltage Saturation on pin 10

Sink Current at Pin 10 = 1mA

0.7

V

Output Offset Voltage

150

mV

Non Inverting Channels

2

Rg = 0; S.E.

”A” weighted,

Inverting Channels

5

µV

Input Noise Voltage

eN

Bridge, Rg = 0; 22Hz ~ 22KHz

3.5

µV

Total Quiescent Drain Current

150

mA

Max Driving Current Under Fault

5

mA

ST-BY Pin Current(pin 7)

Play Mode Vpin7 = 5V

50

µA

ST-BY Current Consumption

100

µA

OFF

90

µA

Clipping Detector Output

Average Current

ON

160

µA

Single Ended

20

30

Input Impedance

Bridge

10

15

KΩ

Bridge

18

20

Single Ended

5.5

6

Output Power

THD = 10%;

10

W

Max

31

35

W

Output Power (Note 3)

EIAJ

27

30

W

0.02

Distortion

THD

0.03

0.3

%

f = 1KHz Single Ended

f = 10KHz Single Ended

70

60

dB

dB

Cross Talk

CT

f = 1KHz Bridge

f = 10KHz Bridge

55

60

dB

dB

Single Ended

19

20

21

dB

Voltage Gain

Bridge

25

26

27

dB

Voltage Gain Match

0.5

dB

Supply Voltage Rejection

SVR

Rg = 0; f = 300Hz

50

dB

Stand-by Attenuation

80

90

dB

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

3. Saturated square wave output.