Texas Instruments LM4951A Evaluation Board LM4951ASDBD/NOPB LM4951ASDBD/NOPB Datenbogen
Produktcode
LM4951ASDBD/NOPB
2.7
SUPPLY VOLTAGE (V)
0
0.5
1
1.5
2
2.5
3
3.5
4
O
U
T
PU
T
PO
W
ER
(
mW
)
3 3.5 4 4.5 5 5.5 6 6.5 7 7.5 8 8.5 9
0
20
100
LOAD RESISTANCE (W)
0
50
100
150
200
250
300
350
400
450
O
U
T
PU
T
PO
W
ER
(
mW
)
40
60
80
0
2
4
6
8
10
SUPPLY VOLTAGE (V)
0
0.2
0.4
0.6
0.8
1
1.2
1.4
D
R
O
PO
U
T
VO
PL
T
AG
E
(V
)
2
3
4
5
6
7
8
9
SUPPLY VOLTAGE (V)
0
0.5
1
1.5
2
2.5
SU
PPL
Y
C
U
R
R
EN
T
(
mA)
10
0
50
100
150
200
250
300
OUTPUT POWER (mW)
0
50
100
150
200
250
300
PO
W
ER
D
ISSI
PAT
IO
N
(
mW
)
0
OUTPUT POWER (mW)
PO
W
ER
D
ISSI
PAT
IO
N
(
mW
)
200
400
600
800 1000 1200 1400
0
200
400
600
800
1000
1200
1400
1600
SNAS453C – AUGUST 2008 – REVISED APRIL 2013
Typical Performance Characteristics (continued)
Power Dissipation
Power Dissipation
vs Output Power
vs Output Power
V
DD
= 3.3V, R
L
= 8
Ω
, f = 1kHz
V
DD
= 7.5V, R
L
= 8
Ω
, f = 1kHz
Figure 27.
Figure 28.
Clipping Voltage vs Supply Voltage
Supply Current
R
L
= 8
Ω
,
vs Supply Voltage
from top to bottom: Negative Voltage Swing; Positive
R
L
= 8
Ω
, V
IN
= 0V, R
source
= 50
Ω
Voltage Swing
Figure 29.
Figure 30.
Output Power vs Supply Voltage
Output Power vs Load Resistance
R
L
= 8
Ω
,
V
DD
= 3.3V, f = 1kHz
from top to bottom: THD+N = 10%, THD+N = 1%
from top to bottom: THD+N = 10%, THD+N = 1%
Figure 31.
Figure 32.
10
Copyright © 2008–2013, Texas Instruments Incorporated
Product Folder Links: