TDA2003AV datasheet(8/19 Pages) STMICROELECTRONICS

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Electrical specifications

TDA2003A

8/19

Doc ID 018796 Rev 4

2.3

Electrical characteristics

Vs = 14.4 V, Tamb = 25 °C unless otherwise specified.

Table 4.

Electrical characteristics

Symbol

Parameter

Test condition

Min.

Typ.

Max.

Unit

DC characteristics (refer to DC test circuit)

Supply voltage

Quiescent output voltage (pin 4)

6.1

6.9

7.7

Quiescent drain current (pin 5)

AC characteristics (refer to DC test circuit)

Output power

d = 10%; f = 1 kHz

RL = 4 Ω

RL = 2 Ω

RL = 3.2 Ω

RL = 1.6 Ω

5.5

7.5

-W

Vi(rms)

Input saturation voltage

300

Input sensitivity

f = 1 kHz

RL = 4 Ω; Po = 0.5 W;

RL = 4 Ω; Po = 6 W

RL = 2 Ω; Po = 0.5 W;

RL = 2 Ω; Po = 10 W;

-mW

Frequency response (-3 dB)

RL = 4 Ω; Po = 1 W;

40 to 15,000

Distortion

f = 1 kHz

RL = 4 Ω; Po = 0.05 to 4.5 W;

RL = 2 Ω; Po = 0.05 to 7.5 W;

-0.15

0.15

Input resistance

f = 1 kHz

150

Voltage gain (open loop)

f = 1 kHz;

f = 10 kHz

Voltage gain (closed loop)

f = 1 kHz; RL = 4 Ω

39.3

40.3

Input noise voltage (1)

µV

Input noise current (1)

200

Efficiency

f = 1 kHz

RL = 4 Ω; Po = 6 W;

RL = 2 Ω; Po = 10 W;

-69

SVR

Supply voltage rejection

f = 100 Hz; Vripple = 0.5 V;

Rg = 10 kΩ; RL = 4 Ω;

Filter with noise bandwidth: 22 Hz to 22 kHz.

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