TDA2003

10W CAR RADIO AUDIO AMPLIFIER

www.artschip.com

3

ELECTRICAL CHARACTERISTICS (Vs=14.V, Tamb=25℃ unless otherwise specified)

Symbol

Parameter

Test conditions

Min.

Typ.

Max.

Unit

DC CHARACTERISTICS (Refer to DC test circuit)

Vs

Supply voltage

8

18

V

Vo

Quiescent output voltage (pin 4)

6.1

6.9

7.7

V

Id

Quiescent drain current (pin 5)

4.4

50

mA

AC CHARACTERISTICS (Refer to AC test circuit, Gv=40dB)

Po

Output power

d=10%

f=1kHz

RL=4Ω

RL=2Ω

RL=3.2Ω

RL=1.6Ω

5.5

9

6

10

7.5

12

W

W

W

W

Vi(rms)

Input saturation voltage

300

mV

Vi

Input sensitivity

f=1kHz

Po=0.5W

Po=6W

RL=4Ω

Po=0.5W

RL=2Ω

Po=10W

RL=2Ω

14

55

10

50

mV

mV

mV

mV

ELECTRICAL CHARACTERISTICS (continued)

Symbl

Parameter

Test conditions

Min.

Typ.

Max.

Unit

B

Frequency response (-3dB)

Po=1W

RL=4Ω

40 to 15,000

Hz

d

Distortion

f=1kHz

0.15

0.15

%

%

Ri

Input resistance (pin 1)

f=1kHz

70

150

kΩ

Gv

Voltage gain (open loop)

f=1kHz

f=10kHz

80

60

dB

dB

Gv

Voltage gain (closed loop)

f=1kHz

39.3

40

40.3

dB

Input noise voltage

(0)

1

5

µV

Input noise current

(0)

60

200

pA

η

Efficiency

f=1Hz

Po=6W

RL=4Ω

Po=10W

RL=2Ω

69

65

%

%

SVR

Supply voltage rejection

F=100Hz

Vripple =0.5V

Rg=10kΩ

30

36

dB

(0) Filter with noise bandwidth:22 Hz to 22 KHz