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LM2877P Datasheet(PDF) 2 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # LM2877P
Description  LM2877 Dual 4W Audio Power Amplifier
PDF  8 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM2877P 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
26V
Input Voltage
g
07V
Operating Temperature
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
10 CW
iJA
55 CW
Electrical Characteristics VS e 20V TTAB e 25 C RL e 8X AV e 50 (34 dB) unless otherwise specified
Parameter
Conditions
Min
Typ
Max
Units
Total Supply Current
PO e 0W
25
50
mA
Operating Supply Voltage
6
24
V
Output PowerChannel
f e 1 kHz THD e 10% TTAB e 25 C
VS e 20V
40
45
W
VS e 18V
36
W
VS e 12V RL e 4X
15
19
W
VS e 12V RL e 8X
10
W
Distortion THD
f e 1 kHz VS e 20V
PO e 50 mWChannel
01
%
PO e 1WChannel
007
1
%
PO e 2WChannel
007
%
f e 1 kHz VS e 12V RL e 4X
PO e 50 mWChannel
025
%
PO e 500 mWChannel
020
%
PO e 1WChannel
015
1
%
Output Swing
RL e 8X
VSb4Vp-p
Channel Separation
CF e 50 mF CIN e 01 mF f e 1 kHz
Output Referred
VS e 20V VO e 4 Vrms
b
50
b
70
dB
VS e 7V VO e 05 Vrms
b
60
dB
PSRR Power Supply
CF e 50 mF CIN e 01 mF f e 120 Hz
Rejection Ratio
Output Referred
VS e 20V VRIPPLE e 1 Vrms
b
50
b
68
dB
VS e 7V VRIPPLE e 05 Vrms
b
40
dB
Noise
Equivalent Input Noise
RS e 0 CIN e 01 mF BW e 20 Hz–20 kHz
25
m
V
Output Noise Wideband
RS e 0 CIN e 01 mF AV e 200
080
mV
Open Loop Gain
RS e 0 f e 1 kHz RL e 8X
70
dB
Input Offset Voltage
15
mV
Input Bias Current
50
nA
Input Impedance
Open Loop
4
MX
DC Output Level
VS e 20V
9
10
11
V
Slew Rate
20
V ms
Power Bandwidth
65
kHz
Current Limit
10
A
Note 1
For operation at ambient temperature greater than 25 C the LM2877 must be derated based on a maximum 150 C junction temperature using a thermal
resistance which depends upon device mounting techniques
2



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