MAX13331GEE datasheet(5/15 Pages) MAXIM

Part #	MAX13331GEE

Description	Automotive DirectDrive Headphone Amplifiers with Output Protection and Diagnostics

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Manufacturer	MAXIM [Maxim Integrated Products]

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5 / 15 page

Automotive DirectDrive Headphone Amplifiers

with Output Protection and Diagnostics

_______________________________________________________________________________________

5

TOTAL HARMONIC DISTORTION

PLUS NOISE vs. OUTPUT POWER

OUTPUT POWER (mW)

125

50

150

25

0.01

0.1

1

10

0.001

0

100

75

175

VDD = 5V

RL = 16

Ω

fIN = 10kHz

fIN = 1kHz

fIN = 100Hz

TOTAL HARMONIC DISTORTION

PLUS NOISE vs. OUTPUT POWER

OUTPUT POWER (mW)

50

100

25

75

0.01

0.1

1

10

0.001

0

125

VDD = 4V

RL = 32

Ω

fIN = 10kHz

fIN = 1kHz

fIN = 100Hz

TOTAL HARMONIC DISTORTION

PLUS NOISE vs. OUTPUT POWER

OUTPUT POWER (mW)

125

50

150

25

0.01

0.1

1

10

0.001

0

100

75

175

VDD = 5V

RL = 32

Ω

fIN = 10kHz

fIN = 1kHz

fIN = 100Hz

TOTAL HARMONIC DISTORTION

PLUS NOISE vs. FREQUENCY

FREQUENCY (kHz)

0.1

1

10

0.001

0.01

0.1

1

0.0001

0.01

100

VDD = 5V

RL = 1k

Ω

VOUT_ = 2VRMS

VOUT_ = 1VRMS

OUTPUT POWER vs. SUPPLY VOLTAGE

SUPPLY VOLTAGE (V)

5.25

4.75

4.50

5.00

4.25

60

120

180

40

100

160

20

80

140

0

4.00

5.50

fIN = 1kHz

1% THD+N

RL = 32

Ω

RL = 16

Ω

RL = 8

Ω

OUTPUT POWER vs. LOAD RESISTANCE

LOAD RESISTANCE (

Ω)

10

100

60

120

200

40

100

160

180

20

80

140

0

1000

fIN = 1kHz

10% THD+N

VDD = 4V

1% THD+N

VDD = 4V

1% THD+N

VDD = 5V

10% THD+N

VDD = 5V

POWER DISSIPATION vs.

OUTPUT POWER PER CHANNEL

OUTPUT POWER PER CHANNEL (mW)

100

60

40

80

20

300

600

800

200

500

100

400

700

0

120

VDD = 4V

fIN = 1kHz

RL = 32

Ω

RL = 16

Ω

RL = 8

Ω

POWER DISSIPATION vs.

OUTPUT POWER PER CHANNEL

OUTPUT POWER PER CHANNEL (mW)

80

140

60

120

160

20

100

40

400

800

1200

200

600

1000

0

180

VDD = 5V

fIN = 1kHz

RL = 32

Ω

RL = 16

Ω

RL = 8

Ω

Typical Operating Characteristics (continued)

(VDD = VCPVDD = 5V, VSGND = VPGND = 0V, C1 = C2 = 1µF, RL =

∞, gain = -1.5V/V, THD+N measurement bandwidth = 22Hz to 22kHz,

TA = +25°C, unless otherwise noted.)

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