Datasheet

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ELECTRICAL CHARACTERISTICS
OPERATING CHARACTERISTICS
TPA2032D1
TPA2033D1
TPA2034D1
SLOS476 – JUNE 2006
T
A
= 25 ° C (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
TPA2032D1 5 25
Output offset voltage
|V
OS
| Inputs AC grounded, V
DD
= 2.5 V to 5.5 V TPA2033D1 5 25 mV
(measured differentially)
TPA2034D1 5 25
PSRR Power supply rejection ratio V
DD
= 2.5 V to 5.5 V –75 -61 dB
V
DD
= 2.5 V –69 -52
CMRR Common mode rejection ratio V
IC
= 0.5 V to (V
DD
–0.8 V) V
DD
= 3.6 V – 69 -52 dB
V
DD
= 5.5 V –69 -52
|I
IH
| High-level input current V
DD
= 5.5 V, V
I
= 5.8 V 50 µ A
|I
IL
| Low-level input current V
DD
= 5.5 V, V
I
= –0.3 V 5 µ A
V
DD
= 5.5 V, no load 4 5.7
I
(Q)
Quiescent current V
DD
= 3.6 V, no load 3 mA
V
DD
= 2.5 V, no load 2.2 3.7
I
(SD)
Shutdown current V
( SHUTDOWN)
= 0.35 V, V
DD
= 2.5 V to 5.5 V 0.5 0.8 µ A
V
DD
= 2.5 V 550
Static drain-source on-state
r
DS(on)
V
DD
= 3.6 V 420 m Ω
resistance
V
DD
= 5.0 V 350
Output impedance in
V
( SHUTDOWN)
<= 0.35 V 2 k Ω
SHUTDOWN
f
(sw)
Switching frequency V
DD
= 2.5 V to 5.5 V 240 300 400 kHz
TPA2032D1 5.5 6 6.5
Gain V
DD
= 2.5 V to 5.5 V TPA2033D1 9.0 9.5 10.0 dB
TPA2034D1 11.5 12 12.5
Resistance of internal pulldown
R
PD
resistor from shutdown pin to 300 k Ω
GND
T
A
= 25 ° C, R
L
= 8 Ω (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
DD
= 5 V 2.75
R
L
= 4 Ω , THD + N = 10%, f = 1 kHz V
DD
= 3.6 V 1.35 W
V
DD
= 2.5 V 0.59
V
DD
= 5 V 2.25
R
L
= 4 Ω , THD + N = 1%, f = 1 kHz V
DD
= 3.6 V 1.12 W
V
DD
= 2.5 V 0.48
P
O
Output power
V
DD
= 5 V 1.68
R
L
= 8 Ω , THD + N = 10%, f = 1 kHz V
DD
= 3.6 V 0.85 W
V
DD
= 2.5 V 0.38
V
DD
= 5 V 1.37
R
L
= 8 Ω , THD + N = 1%, f = 1 kHz V
DD
= 3.6 V 0.68 W
V
DD
= 2.5 V 0.31
V
DD
= 5 V, P
O
= 1 W, R
L
= 8 Ω , f = 1 kHz 0.18%
THD+ Total harmonic distortion plus
V
DD
= 3.6 V, P
O
= 0.5 W, R
L
= 8 Ω , f = 1 kHz 0.11%
N noise
V
DD
= 2.5 V, P
O
= 200 mW, R
L
= 8 Ω , f = 1 kHz 0.10%
V
DD
= 3.6 V, Inputs AC grounded f = 217 Hz,
k
SVR
Supply ripple rejection ratio –73 dB
with C
I
= 1 µ F V
(RIPPLE)
= 200 mV
pp
SNR Signal-to-noise ratio V
DD
= 5 V, P
O
= 1 W, R
L
= 8 Ω , A weighted noise 100 dB
3
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