TDA7492 データシートの表示（PDF） - STMicroelectronics

部品番号

コンポーネント説明

メーカー

TDA7492

50 W + 50 W dual BTL class-D amplifier

STMicroelectronics 

Characterization curves

Figure 9. FFT performance (0 dB)

Test conditions:

Vcc = 25 V,

RL = 6 Ω,

Rosc = 39 kΩ, Cosc = 100 nF,

f = 1 kHz,

Gv = 30 dB,

Po = 1 W,

Tamb = 25r C

Specification limit:

Typical: > 60 dB

for the harmonic frequency

+10

+0

-10

-20

dBrA

-30

-40

-50

-60

-70

-80

-90

-100

-110

-120

-130

-140

-150

20

50

100

200

500

1k

2k

Frequency (Hz)

Figure 10. FFT performance (-60 dB)

Test conditions:

Vcc = 25 V,

RL = 6 Ω,

Rosc = 39 kΩ, Cosc = 100 nF,

f = 1 kHz,

Gv = 30 dB,

Po = -60 dB (at 1 W = 0 dB)

Tamb = 25r C

Specification limit:

Typical: > 90 dB

for the harmonic frequency

+10

+0

-10

-20

dBrA -30

-40

-50

-60

-70

-80

-90

-100

-110

-120

-130

-140

-150

20

50

100

200

500

1k

2k

Frequency (Hz)

TDA7492

5k

10k 20k

5k

10k 20k

14/32

DocID014926 Rev 6

Share Link: