TDA7492 datasheet(16/32 Pages) STMICROELECTRONICS

부품명	TDA7492

상세설명	50 W 50 W dual BTL class-D amplifier

PDF	32 Pages

Scroll/Zoom	100%

제조업체	STMICROELECTRONICS [STMicroelectronics]

홈페이지	http://www.st.com

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16 / 32 page

Characterization curves

TDA7492

16/32

DocID014926 Rev 6

Figure 13. THD vs. output (100 Hz)

Figure 14. THD vs. frequency

Figure 15. Frequency response

Test conditions:

Vcc = 25 V,

RL = 8

Ω,

Rosc = 39 k

Ω, Cosc = 100 nF,

f = 100 Hz,

Gv = 30 dB,

Tamb = 25 C

Specification limit:

Typical:

Po = 40 W at THD = 10%

0.01

0.02

0.05

0.1

0.2

0.5

THD

100m

200m

500m

Output power (W)

Test conditions:

Vcc = 25 V,

RL = 8

Ω,

Rosc = 39 k

Ω, Cosc = 100 nF,

f = 1 kHz,

Gv = 30 dB,

Po = 1 W,

Tamb = 25 C

Specification limit:

Typical: THD < 0.4%

0.01

0.5

0.02

0.03

0.04

0.05

0.06

0.07

0.1

0.2

0.3

0.4

THD

20k

100

200

500

10k

Frequency (Hz)

Specification limit:

Max: +/-3 dB (20 Hz to 20 kHz)

Test conditions:

Vcc = 25 V,

RL = 8

Ω,

Rosc = 39 k

Ω, Cosc = 100 nF,

f = 1 kHz,

Gv = 30 dB,

Po = 1 W,

Tamb = 25 C

-6

-5.5

-5

-4.5

-4

-3.5

-3

-2.5

-2

-1.5

-1

-0.5

-0

+0.5

dBrA

20k

100

200

500

10k

Frequency (Hz)

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