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TPA2036D1 Datasheet(PDF) 3 Page - Texas Instruments

Part No. TPA2036D1
Description  2.5-W MONO CLASS-D AUDIO AMPLIFIER WITH AUTO-RECOVERY
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Maker  TI1 [Texas Instruments]
Homepage  http://www.ti.com
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TPA2036D1 Datasheet(HTML) 3 Page - Texas Instruments

 
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ELECTRICAL CHARACTERISTICS
V
V
285 kW
R
I
300 kW
R
I
315 kW
R
I
OPERATING CHARACTERISTICS
TPA2036D1
www.ti.com.............................................................................................................................................................................................. SLOS589 – OCTOBER 2008
TA = 25°C (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output offset voltage
|VOS|
VI = 0 V, AV = 2 V/V, VDD = 2.5 V to 5.5 V
1
25
mV
(measured differentially)
PSRR
Power supply rejection ratio
VDD = 2.5 V to 5.5 V
–75
–55
dB
VDD = 2.5 V to 5.5 V, VIC = VDD/2 to 0.5 V,
CMRR
Common mode rejection ratio
–68
–49
dB
VIC = VDD/2 to VDD –0.8 V
|IIH|
High-level input current
VDD = 5.5 V, VI = 5.8 V, SHUTDOWN
100
µA
|IIL|
Low-level input current
VDD = 5.5 V, VI = –0.3 V, SHUTDOWN
5
µA
VDD = 5.5 V, no load
3.4
4.9
I(Q)
Quiescent current
VDD = 3.6 V, no load
2.8
mA
VDD = 2.5 V, no load
2.2
3.2
I(SD)
Shutdown current
V(SHUTDOWN)= 0.35 V, VDD = 2.5 V to 5.5 V
0.5
2
µA
VDD = 2.5 V
700
Static drain-source on-state
rDS(on)
VDD = 3.6 V
500
m
resistance
VDD = 5.5 V
400
Output impedance in SHUTDOWN
V(SHUTDOWN) = 0.35 V
2
k
Short circuit detection threshold
2.3
A
f(sw)
Switching frequency
VDD = 2.5 V to 5.5 V
200
250
300
kHz
Gain
VDD = 2.5 V to 5.5 V
Resistance from SHUTDOWN to GND
300
k
TA = 25°C, Gain = 2 V/V, RL = 8 Ω (unless otherwise noted)
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VDD = 5 V
2.5
THD + N = 10%, f = 1 kHz, RL = 4 Ω
VDD = 3.6 V
1.3
W
VDD = 2.5 V
0.52
VDD = 5 V
2.08
THD + N = 1%, f = 1 kHz, RL = 4 Ω
VDD = 3.6 V
1.06
W
VDD = 2.5 V
0.42
PO
Output power
VDD = 5 V
1.45
THD + N = 10%, f = 1 kHz, RL = 8 Ω
VDD = 3.6 V
0.73
W
VDD = 2.5 V
0.33
VDD = 5 V
1.19
THD + N = 1%, f = 1 kHz, RL = 8 Ω
VDD = 3.6 V
0.59
W
VDD = 2.5 V
0.26
VDD = 5 V, PO = 1 W, RL = 8 Ω, f = 1 kHz
0.18%
Total harmonic distortion plus
THD+N
VDD = 3.6 V, PO = 0.5 W, RL = 8 Ω, f = 1 kHz
0.19%
noise
VDD = 2.5 V, PO = 200 mW, RL = 8 Ω, f = 1 kHz
0.20%
VDD = 3.6 V, Inputs ac-grounded
f = 217 Hz,
kSVR
Supply ripple rejection ratio
–67
dB
with CI = 2 µF
V(RIPPLE) = 200 mVpp
SNR
Signal-to-noise ratio
VDD = 5 V, PO = 1 W, RL = 8 Ω
97
dB
No weighting
48
VDD = 3.6 V, f = 20 Hz to 20 kHz,
Vn
Output voltage noise
µV
RMS
Inputs ac-grounded with CI = 2 µF
A weighting
36
CMRR
Common mode rejection ratio
VDD = 3.6 V, VIC = 1 Vpp
f = 217 Hz
–63
dB
ZI
Input impedance
142
150
158
k
Copyright © 2008, Texas Instruments Incorporated
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