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TPA6204A1 Datasheet(PDF) 3 Page - Texas Instruments

Part No. TPA6204A1
Description  1.7W MONO FULLY DIFFERENTIAL AUDIO POWER AMPLIFIER
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TPA6204A1 Datasheet(HTML) 3 Page - Texas Instruments

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TPA6204A1
SLOS429 − MAY 2004
www.ti.com
3
ELECTRICAL CHARACTERISTICS, TA = 25°C
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VOS
Output offset voltage (measured
differentially)
VI = 0 V differential, Gain = 1 V/V, VDD = 5.5 V
−9
0.3
9
mV
PSRR
Power supply rejection ratio
VDD = 2.5 V to 5.5 V
−85
−60
dB
VIC
Common mode input range
VDD = 2.5 V to 5.5 V
0.5
VDD−0.8
V
CMRR
Common mode rejection ratio
VDD = 5.5 V,
VIC = 0.5 V to 4.7 V
−63
−40
dB
CMRR
Common mode rejection ratio
VDD = 2.5 V,
VIC = 0.5 V to 1.7 V
−63
−40
dB
RL = 8 Ω,
Gain = 1 V/V,
VDD = 5.5 V
0.45
Low-output swing
RL = 8 Ω,
VIN+ = VDD,
V
= 0 V,
Gain = 1 V/V,
VIN− = 0 V or
V
= V
VDD = 3.6 V
0.37
V
Low-output swing
VIN+ = VDD,
VIN+ = 0 V,
VIN− = 0 V or
VIN− = VDD
VDD = 2.5 V
0.26
0.4
V
RL = 8 Ω,
Gain = 1 V/V,
VDD = 5.5 V
4.95
High-output swing
RL = 8 Ω,
VIN+ = VDD,
V
= V
Gain = 1 V/V,
VIN− = 0 V or
V
= 0 V
VDD = 3.6 V
3.18
V
High-output swing
VIN+ = VDD,
VIN− = VDD
VIN− = 0 V or
VIN+ = 0 V
VDD = 2.5 V
2
2.13
V
| IIH |
High-level input current, SHUT-
DOWN
VDD = 5.5 V,
VI = 5.8 V
58
100
µA
| IIL |
Low-level input current, SHUT-
DOWN
VDD = 5.5 V,
VI = −0.3 V
3
100
µA
IQ
Quiescent current
VDD = 2.5 V to 5.5 V, no load
4
6
mA
I(SD)
Supply current
V(SHUTDOWN)
≤ 0.5 V, VDD = 2.5 V to 5.5 V,
RL = 8 Ω
0.01
1
µA
Gain
RL = 8 Ω
38 k
R
I
40 k
R
I
42 k
R
I
V/V
Resistance from shutdown to
GND
100
k
OPERATING CHARACTERISTICS, TA = 25°C, Gain = 1 V/V
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
THD + N= 1%, f = 1 kHz,
VDD = 5 V
1.36
THD + N= 1%, f = 1 kHz,
RL = 8 Ω
VDD = 3.6 V
0.72
W
PO
Output power
RL = 8 Ω
VDD = 2.5 V
0.33
W
PO
Output power
THD + N= 10%, f = 1 kHz,
VDD = 5 V
1.7
THD + N= 10%, f = 1 kHz,
RL = 8 Ω
VDD = 3.6 V
0.85
W
RL = 8 Ω
VDD = 2.5 V
0.4
W
VDD = 5 V, PO = 1 W, RL = 8 Ω, f = 1 kHz
0.02%
THD+N
Total harmonic distortion plus noise
VDD = 3.6 V, PO = 0.5 W, RL = 8 Ω, f = 1 kHz
0.02%
THD+N
Total harmonic distortion plus noise
VDD = 2.5 V, PO = 200 mW, RL = 8 Ω, f = 1 kHz
0.03%
kSVR
Supply ripple rejection ratio
VDD = 3.6 V,
Inputs ac-grounded
f = 217 Hz
−80
dB
kSVR
Supply ripple rejection ratio
Inputs ac-grounded
with Ci = 2 µF,
V(RIPPLE) = 200 mVpp
f = 20 Hz to 20 kHz
−70
dB
SNR
Signal-to-noise ratio
VDD = 5 V,
PO = 1 W,
RL = 8 Ω
105
dB
Vn
Output voltage noise
VDD = 3.6 V,
f = 20 Hz to 20 kHz,
No weighting
15
VRMS
Vn
Output voltage noise
f = 20 Hz to 20 kHz,
Inputs ac-grounded with
Ci = 2 µF
A weighting
12
µVRMS
CMRR
Common mode rejection ratio
VDD = 3.6 V
VIC = 1 Vpp
f = 217 Hz
−65
dB
RF
Feedback resistance
38
40
44
k
Start-up time from shutdown
VDD = 3.6 V, CBYPASS = 0.1 µF
27
ms


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