IS31AP4912-UTLS2-TR datasheet(5/11 Pages) ISSI

Part #	IS31AP4912-UTLS2-TR

Description	STEREO HEADPHONE DRIVER

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Manufacturer	ISSI [Integrated Silicon Solution, Inc]

Direct Link	http://www.issi.com

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IS31AP4912

Integrated Silicon Solution, Inc. – www.issi.com

5

Rev. C, 12/23/2015

TYPICAL PERFORMANCE CHARACTERISTIC

Output Power(W)

0.01

20

0.02

0.05

0.1

0.2

0.5

1

2

5

10

1m

2m

5m

10m

20m

50m

100m

f = 20Hz

f = 1kHz

f = 10kHz

VCC = 3.0V

RL= 32Ω

Figure 2

THD+N vs. Output Power

Output Power(W)

0.01

20

0.02

0.05

0.1

0.2

0.5

1

2

5

10

1m

2m

5m

10m

20m

50m

100m

VCC = 4.2V

RL= 32Ω

f = 1kHz

f = 20Hz

f = 10kHz

Figure 4

THD+N vs. Output Power

20

20k

50

100

200

500

1k

2k

5k

10k

Frequency(Hz)

1u

20u

2u

3u

5u

7u

10u

VCC = 3.0V~4.2V

RL= 32Ω

Figure 6

Noise

Output Power(W)

0.01

20

0.02

0.05

0.1

0.2

0.5

1

2

5

10

1m

2m

5m

10m

20m

50m

100m

f = 20Hz

f = 1kHz

f = 10kHz

VCC = 3.6V

RL= 32Ω

Figure 3

THD+N vs. Output Power

20

20k

50

100

200

500

1k

2k

5k

10k

Frequency(Hz)

0.001

1

0.002

0.005

0.01

0.02

0.05

0.1

0.2

0.5

VCC = 3.0V~4.2V

RL= 32Ω

PO = 20mW

Figure 5

THD+N vs. Frequency

20

20k

50

100

200

500

1k

2k

5k

10k

Frequency(Hz)

-120

+0

-100

-80

-60

-40

-20

VCC = 3.6V, 4.2V

RL = 32Ω

Input Grounded

Figure 7

PSRR vs. Frequency

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