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LM1896 Datasheet(PDF) 2 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # LM1896
Description  LM1896/LM2896 Dual Audio Power Amplifier
PDF  10 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM1896 Datasheet(HTML) 2 Page - National Semiconductor (TI)

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Absolute Maximum Ratings
If MilitaryAerospace specified devices are required
please contact the National Semiconductor Sales
OfficeDistributors for availability and specifications
Supply Voltage
LM1896
VS e 12V
LM2896
VS e 18V
Operating Temperature (Note 1)
0 Cto a70 C
Storage Temperature
b
65 Cto a150 C
Junction Temperature
150 C
Lead Temperature (Soldering 10 sec)
260 C
Thermal Resistance
iJC (DIP)
30 CW
iJA (DIP)
137 CW
iJC (SIP)
10 CW
iJA (SIP)
55 CW
Electrical Characteristics
Unless otherwise specified TA e 25 C AV e 200 (46 dB) For the LM1896 VS e 6V and RL e 4X For LM2896
TTAB e 25 C VS e 12V and RL e 8X Test circuit shown in Figure 2
Parameter
Conditions
LM1896
LM2896
Units
Min
Typ
Max
Min
Typ
Max
Supply Current
Po e 0W Dual Mode
15
25
25
40
mA
Operating Supply Voltage
3
10
3
15
V
Output Power
THD e 10% f e 1 kHz
LM1896N-1
VS e 6V RL e 4X Dual Mode
09
11
Wch
LM1896N-2
VS e 6V RL e 8X Bridge Mode
TA e 25 C
18
21
W
VS e 9V RL e 8X Dual Mode
(
13
Wch
LM2896P-1
VS e 12V RL e 8X Dual Mode
20
25
Wch
LM2896P-2
VS e 12V RL e 8X Bridge Mode
TTAB e 25 C
72
90
W
VS e 9V RL e 4X Bridge Mode
78
W
VS e 9V RL e 4X Dual Mode
*
25
Wch
Distortion
f e 1 kHz
Po e 50 mW
009
009
%
Po e 05W
011
011
%
Po e 1W
014
%
Power Supply Rejection
CBY e 100 mF f e 1 kHz CIN e 01 mF
b
40
b
54
b
40
b
54
dB
Ratio (PSRR)
Output Referred VRIPPLE e 250 mV
Channel Separation
CBY e 100 mF f e 1 kHz CIN e 01 mF
b
50
b
64
b
50
b
64
dB
Output Referred
Noise
Equivalent Input Noise RS e 0
CIN e 01 mF BW e 20 b 20 kHz
14
14
m
V
CCIRARM
14
14
m
V
Wideband
20
20
m
V
DC Output Level
28
3
32
56
6
64
V
Input Impedance
50
100
350
50
100
350
kX
Input Offset Voltage
5
5
mV
Voltage Difference
LM1896N-2 LM2896P-2
10
20
10
20
mV
between Outputs
Input Bias Current
120
120
nA
Note 1
For operation at ambient temperature greater than 25 C the LM1896LM2896 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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