Electrical specifications

STPA008ZS

12/25

DS13138 Rev 2

3.4

Typical curves of the main electrical parameters

Figure 4. Quiescent current vs. supply voltage Figure 5. Output power vs. supply voltage (4 Ω)

GAPG0804151140PS

Iq (mA)

68

280

260

240

220

200

180

160

140

120

100

80

Vin = 0

10

Vs (V)

12

14

16

18

0

6789

13

GAPG0804151149PS

f = 1 KHz

Po (W)

80

70

60

50

40

30

20

10

Po-max

THD = 1%

THD = 10%

Vs (V)

12

10

11

14

15

16

17

18

Figure 6. Output power vs. supply voltage (2 Ω)

Figure 7. Distortion vs. output power (4 Ω)

0

6789

10

GAPG0804151247PS

110

100

90

80

70

60

50

40

30

20

10

f = 1 KHz

Po (W)

Vs (V)

Po-max

THD = 1%

THD = 10%

11

12

13

14

15

16

0.1

1

GAPG0804151320PS

Vs = 14.4 V

THD (%)

10

1

0.1

0.01

0.001

f= 1 KHz

f= 10 KHz

Po (W)

10

Figure 8. Distortion vs. output power (2 Ω)

Figure 9. Distortion vs. frequency (4 Ω)

1

GAPG0804151504PS

f = 1 KHz

f = 10 KHz

Vs = 14.4 V

Po (W)

THD (%)

0.1

10

1

0.1

0.01

0.001

10

GAPG0804151515PS

Po = 4 W

Vs = 14.4 V

f (Hz)

THD (%)

10

10

1

0.1

0.01

0.001

100

1000

10000