Datasheet

0
90
180
0
0.1
0.2
0.3
0.4
0.6
0.7
TOTAL POWER DISSIPATION (W)
AMBIENT TEMPRATURE (
o
C)
120 150
0.5
TM
LLP
Note 11
30 60
0 20 40 60
LOAD RESISTANCE (:)
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
OUTPUT POWER
(
W)
10 30 50 70
3
0
0.4
1.4
1.6
1.8
IDDQ
(
mA
)
SUPPLY VOLTAGE (V)
4.5
1.5 2
1.5
3.5
5
4
0.2
0.6
0.8
1
1.2
5.51
2 2.5 3 3.5 4 4.5 5 5.5 6
SUPPLY VOLTAGE (V)
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
OUTPUT POWER (W)
2 2.5 3 3.5 4 4.5 5 5.5 6
SUPPLY VOLTAGE (V)
DROPOUT VOLTAGE
(
V)
0
0.1
0.2
0.3
0.4
0.5
LM4941, LM4941SDBD, LM4941TMBD
SNAS347C –JUNE 2006–REVISED MAY 2013 www.ti.com
Typical Performance Characteristics (continued)
Data taken with Bandwidth = 80kHz, A
V
= 1V/V and inputs are AC-coupled except where specified.
Output Power vs Supply Voltage
R
L
= 8Ω, Top-THD+N = 10%; Bot-THD+N = 1% Clipping Voltage vs Supply Voltage
Figure 16. Figure 17.
Output Power vs Load Resistance
Top-V
DD
= 5V, 10% THD+N, Topmid-V
DD
= 5V, 1% THD+N
Bot-V
DD
= 3V, 10% THD+N, Botmid-V
DD
= 3V, 1% THD+N IDDQ vs Supply Voltage
Figure 18. Figure 19.
Power Derating Curve
f
IN
= 1kHz, R
L
= 8Ω
Figure 20.
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