4

Electrical characteristics

(VS = 6 V; Tamb = 25 °C, unless otherwise specified.

STEREO (see Figure 2. Stereo application and test circuit).

Table 3. Electrical characteristics (stereo)

Symbol

Parameter

Test conditions

Min. Typ. Max. Unit

VS

Supply voltage

1.8

15

V

Id

Total quiescent drain current

15

mA

VO

Quiescent output voltage

2.7

V

VS = 3 V

1.2

V

Ib

Input bias current

100

nA

PO

Output power (each channel) (f = 1 kHz, d = 10%)

RL = 32 Ω

VS= 9 V

300

mW

VS= 6 V

120

VS = 4.5 V

60

VS = 3 V

20

VS = 2 V

5

RL = 16 Ω

VS = 6 V

170

220

mW

RL = 8 Ω

VS = 6 V

300

380

mW

RL = 4 Ω

VS = 4.5 V

320

mW

VS = 3 V

110

d

Distortion

RL = 32 Ω

PO = 40 mW

0.2

%

RL=16 Ω

PO = 75 mW

0.2

%

RL = 8 Ω

PO = 150 mW

0.2

%

GV

Closed loop voltage gain

f = 1 kHz

36

39

41

dB

ΔGV

Channel balance

1

dB

Ri

Input resistance

f = 1 kHz

100

kΩ

eN

Total input noise

Rs = 10 kΩ, B = curve A

2

µV

Rs = 10 kΩ, B = 22 Hz to 22 kHz

2.5

µV

SVR

Supply voltage rejection

f = 100 Hz, C1 = C2 = 100 F

24

30

dB

Cs

Channel separation

f = 1 kHz

50

dB

TDA2822D

Electrical characteristics

DS0119 - Rev 3

page 6/12