5

Electrical characteristics

Refer to the test circuit VS = ±24 V, RL = 8 Ω, GV = 30 dB; Rg = 50 Ω; Tamb = 25 °C, f = 1 kHz; unless otherwise

specified.

Table 3. Electrical characteristics

Symbol

Parameter

Test conditions

Min. Typ. Max. Unit

VS

Supply range

±10

±35

V

Iq

Quiescent current

20

30

65

mA

Ib

Input bias current

500

nA

VOS

Input offset voltage

-10

10

mV

IOS

Input offset current

-100

100

nA

Po

RMS continuous output power

d = 05%

VS = ± 24 V, RL = 8 Ω

27

30

W

d = 05%

VS = ± 21 V, RL = 6 Ω

27

30

d = 05%

VS = ± 18 V, RL = 4 Ω

27

30

W

Music power (RMS)

Δt = 1 s(1)

d = 10%

VS = ± 29 V, RL = 8 Ω

60

d = 10%

VS = ± 24 V, RL = 6 Ω

60

d = 10%

VS = ± 22 V, RL = 4 Ω

60

d

Total harmonic distortion(2)

PO = 5 W; f = 1 kHz

0.005

%

PO = 0.1 to 20 W; f = 20 Hz to 20 kHz

0.1

VS = ± 18 V, RL = 4 Ω; PO = 5 W; f = 1 kHz

0.01

VS = ± 18 V, RL = 4 Ω; PO = 0.1 to 20 W; f = 20 Hz to 20

kHz

0.1

SR

Slew rate

7

10

V/µs

GV

Open loop voltage gain

80

dB

Closed loop voltage gain

24

30

40

eN

Total input noise

A= curve

1

µV

f= 20 Hz to 20 kHz

2

5

fL, fH

Frequency response (-3 dB)

PO=1 W

20 Hz to 20 kHz

RI

Input resistance

100

kΩ

SVR

Supply voltage rejection

f = 100 Hz; Vripple = 0.5 Vrms

60

75

db

TS

Thermal shutdown

145

°C

Standby function ( Ref: -Vs or GND)

TDA7296

Electrical characteristics

DS0179 - Rev 11

page 6/23