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參數(shù)資料
| 型號： | LM2896 |
| 文件頁數(shù)： | 2/10頁 |
| 文件大小： | 266K |
| 代理商： | LM2896 |
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales
Office/Distributors for availability and specifications.
Supply Voltage
LM1896
LM2896
V
S
e
12V
V
S
e
18V
0
§
C to
a
70
§
C
b
65
§
C to
a
150
§
C
Operating Temperature (Note 1)
Storage Temperature
Junction Temperature
150
§
C
260
§
C
Lead Temperature (Soldering, 10 sec.)
Thermal Resistance
i
JC
(DIP)
i
JA
(DIP)
i
JC
(SIP)
i
JA
(SIP)
30
§
C/W
137
§
C/W
10
§
C/W
55
§
C/W
Electrical Characteristics
Unless otherwise specified, T
A
e
25
§
C, A
V
e
200 (46 dB). For the LM1896; V
S
e
6V and R
L
e
4
X
. For LM2896,
T
TAB
e
25
§
C, V
S
e
12V and R
L
e
8
X
. Test circuit shown in Figure 2.
Parameter
Conditions
LM1896
LM2896
Units
Min
Typ
Max
Min
Typ
Max
Supply Current
P
o
e
0W, Dual Mode
15
25
25
40
mA
Operating Supply Voltage
3
10
3
15
V
Output Power
LM1896N-1
LM1896N-2
THD
e
10%, f
e
1 kHz
V
S
e
6V, R
L
e
4
X
Dual Mode
V
S
e
6V, R
L
e
8
X
Bridge Mode
0.9
1.1
1.8
1.3
W/ch
W
W/ch
W/ch
W
W
W/ch
T
A
e
25
§
C
2.1
V
S
e
9V, R
L
e
8
X
Dual Mode
(
V
S
e
12V, R
L
e
8
X
Dual Mode
V
S
e
12V, R
L
e
8
X
Bridge Mode
V
S
e
9V, R
L
e
4
X
Bridge Mode
LM2896P-1
LM2896P-2
2.0
7.2
2.5
9.0
7.8
2.5
T
TAB
e
25
§
C
V
S
e
9V, R
L
e
4
X
Dual Mode
*
Distortion
f
e
1 kHz
P
o
e
50 mW
P
o
e
0.5W
P
o
e
1W
0.09
0.11
0.09
0.11
0.14
%
%
%
Power Supply Rejection
Ratio (PSRR)
C
BY
e
100
m
F, f
e
1 kHz, C
IN
e
0.1
m
F
Output Referred, V
RIPPLE
e
250 mV
b
40
b
54
b
40
b
54
dB
Channel Separation
C
BY
e
100
m
F, f
e
1 kHz, C
IN
e
0.1
m
F
Output Referred
b
50
b
64
b
50
b
64
dB
Noise
Equivalent Input Noise R
S
e
0,
C
IN
e
0.1
m
F, BW
e
20
b
20 kHz
CCIR/ARM
Wideband
1.4
1.4
2.0
1.4
1.4
2.0
m
V
m
V
m
V
DC Output Level
2.8
3
3.2
5.6
6
6.4
V
Input Impedance
50
100
350
50
100
350
k
X
Input Offset Voltage
5
5
mV
Voltage Difference
between Outputs
LM1896N-2, LM2896P-2
10
20
10
20
mV
Input Bias Current
120
120
nA
Note 1:
For operation at ambient temperature greater than 25
§
C, the LM1896/LM2896 must be derated based on a maximum 150
§
C junction temperature using a
thermal resistance which depends upon mounting techniques.
2
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