TPA3110D2-Q1 datasheet(5/36 Pages) TI1

부품명	TPA3110D2-Q1

상세설명	Filter-Free Stereo Class-D Audio Power Amplifier

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제조업체	TI1 [Texas Instruments]

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TPA3110D2-Q1

www.ti.com

SLOS794B – SEPTEMBER 2012 – REVISED SEPTEMBER 2015

6.4 Thermal Information

TPA3110D2-Q1

THERMAL METRIC(1)(2)

PWP (HTSSOP)

UNIT

28 Pins

θJA

Junction-to-ambient thermal resistance

30.3

°C/W

θJCtop

Junction-to-case (top) thermal resistance

33.5

°C/W

θJB

Junction-to-board thermal resistance

17.5

°C/W

ψJT

Junction-to-top characterization parameter

0.9

°C/W

ψJB

Junction-to-board characterization parameter

7.2

°C/W

θJCbot

Junction-to-case (bottom) thermal resistance

0.9

°C/W

(1)

For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application

report, SPRA953.

(2)

For thermal estimates of this device based on PCB copper area, see the TI PCB Thermal Calculator.

6.5 DC Characteristics

TA = –40°C to 125°C, VCC = 24 V, RL = 8 Ω (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP MAX

UNIT

Class-D output offset voltage (measured

| VOS |

VI = 0 V, Gain = 36 dB

1.5

15

mV

differentially)

ICC

Quiescent supply current

SD = 2 V, no load, PVCC = 24 V

32

50

mA

ICC(SD)

Quiescent supply current in shutdown mode

SD = 0.8 V, no load, PVCC = 24 V

250

400

µA

High side

240

VCC = 12 V, IO = 500 mA,

rDS(on)

Drain-source on-state resistance

m

Ω

TJ = 25°C

Low side

240

GAIN0 = 0.8 V

19

20

21

GAIN1 = 0.8 V

dB

GAIN0 = 2 V

25

26

27

G

Gain

GAIN0 = 0.8 V

31

32

33

GAIN1 = 2 V

dB

GAIN0 = 2 V

35

36

37

ton

Turn-on time

SD = 2 V

14

ms

tOFF

Turn-off time

SD = 0.8 V

2

μs

GVDD

Gate drive supply

IGVDD = 100 μA

6.4

6.9

7.4

V

tDCDET

DC detect time

V(RINN) = 6 V, VRINP = 0 V

420

ms

6.6 DC Characteristics

TA = –40°C to 125°C, VCC = 12 V, RL = 8 Ω (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP MAX

UNIT

Class-D output offset voltage (measured

| VOS |

VI = 0 V, Gain = 36 dB

1.5

15

mV

differentially)

ICC

Quiescent supply current

SD = 2 V, no load, PVCC = 12 V

20

35

mA

ICC(SD)

Quiescent supply current in shutdown mode

SD = 0.8 V, no load, PVCC = 12 V

200

µA

High side

240

VCC = 12 V, IO = 500 mA,

rDS(on)

Drain-source on-state resistance

m

Ω

TJ = 25°C

Low side

240

GAIN0 = 0.8 V

19

20

21

GAIN1 = 0.8 V

dB

GAIN0 = 2 V

25

26

27

G

Gain

GAIN0 = 0.8 V

31

32

33

GAIN1 = 2 V

dB

GAIN0 = 2 V

35

36

37

tON

Turn-on time

SD = 2 V

14

ms

tOFF

Turn-off time

SD = 0.8 V

2

μs

GVDD

Gate drive supply

IGVDD = 2 mA

6.4

6.9

7.4

V

Output voltage maximum under PLIMIT

VO

V(PLIMIT) = 2 V; VI = 1 VRMS

6.75

7.90

8.75

V

control

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