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TPA3110D2QPWPRQ1 Scheda tecnica(PDF) 5 Page - Texas Instruments

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Il numero della parte TPA3110D2QPWPRQ1
Spiegazioni elettronici  Filter-Free Stereo Class-D Audio Power Amplifier
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Produttore elettronici  TI1 [Texas Instruments]
Homepage  http://www.ti.com
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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
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
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
Copyright © 2012–2015, Texas Instruments Incorporated
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