TDA2040 datasheet(4/16 Pages) STMICROELECTRONICS

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Electrical specifications

TDA2040

4/16

Doc ID 1460 Rev 6

2.3

Electrical characteristics

The specifications given here were obtained with the conditions VS = ±16 V, Tamb = 25 °C

unless otherwise specified.

Table 4.

Electrical characteristics

Symbol

Parameter

Test conditions

Min

Typ

Max

Unit

Supply voltage

±4.5

±20

Quiescent drain current

VS = ±4.5 V

VS = ±20 V

100

Input bias current

VS = ±20 V

0.3

μA

VOS

Input offset voltage

VS = ±20 V

±2

±20

IOS

Input offset current

±200

Output power

d = 0.5%, f = 1 kHz, Tamb = 60 °C

RL = 4 Ω

RL = 4 Ω, VS = ±17

RL = 8 Ω

d = 0.5%, f = 15 kHz; Tamb = 60 °C

RL = 4 Ω

RL = 4 Ω, VS = ±17

d = 10%, f = 1 kHz

RL = 4 Ω, VS = ±17

Power bandwidth

Po = 1 W, RL = 4 Ω

100

GvOL

Voltage gain (open loop)

f = 1 kHz

Voltage gain (closed loop)

f = 1 kHz

29.5

30.5

Total harmonic distortion

Po = 0.1 to 10 W, RL = 4 Ω,

f = 40 to 15000 Hz

-0.08

Po = 0.1 to 10 W, RL = 4 Ω, f = 1 kHz

0.03

Input noise voltage

B = Curve A

B = 22 Hz to 22 kHz

μV

Input noise current

B = Curve A

B = 22 Hz to 22 kHz

200

Input resistance (pin 1)

0.5

SVRR

Supply voltage rejection ratio

GV = 30 dB, RL = 4 Ω, Rg = 22 kΩ, f = 100 Hz

Vripple = 0.5 V RMS

Efficiency

f = 1 kHz

Po = 12 W, RL = 8 Ω

Po = 22 W, RL = 4 Ω

Thermal shutdown junction

temperature

145

°C

Obsolete

Product(s)

- Obsolete

Product(s)

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