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TPA3100D2-Q1 Datasheet, PDF (3/37 Pages) Texas Instruments – 20-W STEREO CLASS-D AUDIO POWER AMPLIFIER
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TPA3100D2-Q1
www.ti.com ......................................................................................................................................................................................... SLOS557 – SEPTEMBER 2008
RECOMMENDED OPERATING CONDITIONS
VCC Supply voltage
VIH High-level input voltage
PVCC, AVCC
SHUTDOWN, MUTE, GAIN0, GAIN1, MSTR/SLV,
SYNC
VIL
Low-level input voltage
SHUTDOWN, MUTE, GAIN0, GAIN1, MSTR/SLV,
SYNC
SHUTDOWN, VI = VCC, VCC = 24 V
IIH
High-level input current
MUTE, VI = VCC, VCC = 24 V
GAIN0, GAIN1, MSTR/SLV, SYNC, VI = VREG,
VCC = 24 V
IIL
Low-level input current
SHUTDOWN, VI = 0, VCC = 24 V
SYNC, MUTE, GAIN0, GAIN1, MSTR/SLV,
VI = 0 V, VCC = 24 V
VOH High-level output voltage
FAULT, IOH = 1 mA
VOL Low-level output voltage
FAULT, IOL = –1 mA
fOSC Oscillator frequency
Rosc resistor = 100 kΩ, MSTR/SLV = 2 V
TA
Operating free-air temperature
MIN
MAX UNIT
10
26 V
2
V
0.8 V
125
75 µA
2
2
1 µA
VREG – 0.6
V
AGND + 0.4 V
200
300 kHz
–40
85 °C
DC CHARACTERISTICS
TA = 25°C, VCC = 24 V, RL = 8 Ω (unless otherwise noted)
PARAMETER
TEST CONDITIONS
| VOS |
Class-D output offset voltage
(measured differentially)
VI = 0 V, Gain = 36 dB
Bypass reference for input amplifier
VBYP, no load
PSRR
4-V internal supply voltage
DC power-supply rejection ratio
VREG, no load, VCC = 10 V to 26 V
VCC = 12 V to 24 V, inputs ac coupled to AGND,
Gain = 36 dB
ICC
Quiescent supply current
SHUTDOWN = 2 V, MUTE = 0 V, No load, filter,
or snubber
ICC(SD)
ICC(MUTE)
rDS(on)
Quiescent supply current in shutdown mode
Quiescent supply current in mute mode
Drain-source on-state resistance
SHUTDOWN = 0.8 V, No load, filter, or snubber
MUTE = 2 V, No load, filter, or snubber
VCC = 12 V, IO = 500 mA,
TJ = 25°C
High side
Low side
Total
G
Gain
GAIN1 = 0.8 V
GAIN1 = 2 V
GAIN0 = 0.8 V
GAIN0 = 2 V
GAIN0 = 0.8 V
GAIN0 = 2 V
Gain matching
Between channels
tON
Turn-on time
tOFF
Turn-off time
C(VBYP) = 1 µF, SHUTDOWN = 2 V
C(VBYP) = 1 µF, SHUTDOWN = 0.8 V
MIN TYP MAX UNIT
5 50 mV
1.1 1.25 1.45 V
3.75
4 4.25 V
–70
dB
22 26.5 mA
180 250 µA
8 10 mA
200
200
mΩ
400 500
19
20 21
25
26 27
dB
31
32 33
35
36 37
2
%
25
ms
0.1
ms
Copyright © 2008, Texas Instruments Incorporated
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