LM48821TLEVAL datasheet(13/23 Pages) TI2

Part #	LM48821TLEVAL

Description	LM48821 Direct Coupled, Ultra Low Noise, 52mW Differential Input Stereo Headphone Amplifier with I2C Volume Control

PDF	23 Pages

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Manufacturer	TI2 [Texas Instruments]

Direct Link	https://www.ti.com

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13 / 23 page

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0.35

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0.45

0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35

MONOPHONIC OUTPUT POWER (W)

THD=1%

THD=10%

VDD=4V

VDD=3V

VDD=2V

100

150

200

250

300

1.5

2.5

3.5

4.5

POWER SUPPLY VOLTAGE (V)

THD=1%

THD=10%

100

150

200

250

300

1.5

2.5

3.5

4.5

POWER SUPPLY VOLTAGE (V)

THD=1%

THD=10%

100

150

200

250

300

1.5

2.5

3.5

4.5

POWER SUPPLY VOLTAGE (V)

THD=1%

THD=10%

100

150

200

250

300

1.5

2.5

3.5

4.5

POWER SUPPLY VOLTAGE (V)

THD=1%

THD=10%

-120

-110

-100

-90

-80

-70

-60

-50

-40

-30

-20

-10

20k

100 200

1k 2k

10k

FREQUENCY (Hz)

LM48821, LM48821TLEVAL

www.ti.com

SNAS354A – JUNE 2007 – REVISED MAY 2013

Typical Performance Characteristics (continued)

PSRR vs Frequency

Output Power vs Voltage Supply

VDD = 4V, RL = 32Ω

RL = 16Ω, Mono

Figure 45.

Figure 46.

Output Power vs Voltage Supply

RL = 32Ω, Mono

RL = 16Ω, Stereo

Figure 47.

Figure 48.

Output Power vs Voltage Supply

Output Power vs Power Dissipation

RL = 32Ω, Stereo

VDD = 2V, 3V, 4V, RL = 16Ω, Mono

Figure 49.

Figure 50.

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