TDA7388(2005) 데이터 시트보기 (PDF) - STMicroelectronics

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TDA7388
(Rev.:2005)

4 x 45 W quad bridge car radio amplifier

STMicroelectronics 

TDA7388

Table 4. Electrical Characteristcs (VS = 14.4V; f = 1KHz; Rg = 600Ω; RL = 4Ω;Tamb = 25°C; Refer to the

Test and application diagram, unless otherwise specified.)

Symbol Parameter

Test Condition

Min.

Iq1

Quiescent Current

RL = ∞

120

VOS

Output Offset Voltage

Play Mode

∆VOS

During Mute ON/OFF Output

Offset Voltage

Gv

Voltage Gain

25

Po

Output Power

THD = 10%; VS = 14.4V

22

Po max Max.Output Power (*)

VS = 14.4V

38

THD Distortion

Po = 4W

eNo

Output Noise

"A" Weighted

Bw = 20Hz to 20KHz

SVR

Supply Voltage Rejection

f = 100Hz; Vr = 1Vrms

50

fch

High Cut-Off Frequency

Po = 0.5W

100

Ri

Input Impedance

70

CT

Cross Talk

f = 1KHz; Po = 4W

60

f = 10KHz; Po = 4W

50

ISB

St-By Current Consumption

VSB out St-By OUT Threshold

(Amp: ON)

3.5

Voltage

VSB IN St-By IN Threshold Voltage (Amp: OFF)

AM

Mute Attenuation

POref = 4W

80

VM out Mute OUT Threshold Voltage (Amp: Play)

3.5

VM in

Mute IN Threshold Voltage (Amp: Mute)

VAM in VS Automute Threshold

(Amp: Mute); Att ≥ 80dB; POref = 4Ω

(Amp: Play); Att < 0.1dB; PO = 0.5Ω

Ipin22

Muting Pin Current

VMUTE = 1.5V

5

(Source Current)

(*) Saturated square wave output.

(

Typ.

190

26

26

41

0.04

50

70

65

200

100

70

60

90

7.6

11

Max.

350

±80

±80

27

0.15

70

100

50

1.5

1.5

6.5

8.5

20

Unit

mA

mV

mV

dB

W

W

%

µV

µV

dB

KHz

KΩ

dB

dB

µA

V

V

dB

V

V

V

V

µA

3/10

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