Datasheet

2.5 3 3.5 4 4.5 5 5.5
SUPPLY VOLTAGE (V)
0
0.01
0.02
0.03
0.04
0.05
SUPPLY CURRENT (
PA)
2.5 3 3.5 4 4.5 5 5.5
SUPPLY VOLTAGE (V)
SUPPLY CURRENT (mA)
0
1
2
3
4
5
10 100 1000 10000 100000
FREQUENCY (Hz)
PSRR (dB)
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
10 100 1000 10000 100000
FREQUENCY (Hz)
CMRR(dB)
2.5 3 3.5 4 4.5 5 5.5
SUPPLY VOLTAGE (V)
OUTPUT POWER (W)
THD+N = 1%
THD+N = 10%
0
0.5
1
1.5
2
2.5 3 3.5 4 4.5 5 5.5
SUPPLY VOLTAGE (V)
OUTPUT POWER (W)
THD+N = 1%
THD+N = 10%
0
1
2
3
4
LM4675, LM4675SDBD, LM4675TLBD
SNAS353C –AUGUST 2006–REVISED MAY 2013 www.ti.com
Typical Performance Characteristics (continued)
The performance graphs were taken using the Audio Precision AUX-0025 Switching Amplifier measurement Filter in series
with the LC filter on the demo board.
Output Power vs. Supply Voltage Output Power vs. Supply Voltage
R
L
= 4Ω, f = 1kHz R
L
= 8Ω, f = 1kHz
Figure 17. Figure 18.
PSRR vs. Frequency CMRR vs. Frequency
V
DD
= 3.6V ,V
RIPPLE
= 200mV
P-P
, R
L
= 8Ω V
DD
= 3.6V, V
CM
= 1V
P-P
, R
L
= 8Ω
Figure 19. Figure 20.
Supply Current vs. Supply Voltage Shutdown Supply Current vs. Supply Voltage
No Load No Load
Figure 21. Figure 22.
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