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LM380 Datasheet(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
No. de pieza LM380
Descripción Electrónicos  2.5W Audio Power Amplifier
Download  9 Pages
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Fabricante Electrónico  NSC [National Semiconductor (TI)]
Página de inicio  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM380 Datasheet(HTML) 3 Page - National Semiconductor (TI)

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Absolute Maximum Ratings (Note 1)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage
22V
Peak Current
1.3A
Package Dissipation 14-Pin DIP (Note
7)
8.3W
Package Dissipation 8-Pin DIP (Note 7)
1.67W
Input Voltage
±0.5V
Storage Temperature
−65˚C to
+150˚C
Operating Temperature
0˚C to +70˚C
Junction Temperature
+150˚C
Lead Temperature (Soldering, 10 sec.)
+260˚C
ESD rating to be determined
Thermal Resistance
θ
JC (14-Pin DIP)
30˚C/W
θ
JC (8-Pin DIP)
37˚C/W
θ
JA (14-Pin DIP)
79˚C/W
θ
JA (8-Pin DIP)
107˚C/W
Electrical Characteristics (Note 2)
Symbol
Parameter
Conditions
Min
Typ
Max
Units
P
OUT(RMS)
Output Power
R
L =8
Ω, THD = 3% (Notes 4, 5)
2.5
W
A
V
Gain
40
50
60
V/V
V
OUT
Output Voltage Swing
R
L =8
14
V
p-p
Z
IN
Input Resistance
150k
THD
Total Harmonic Distortion
(Notes 5, 6)
0.2
%
PSRR
Power Supply Rejection Ratio
(Note 3)
38
dB
V
S
Supply Voltage
10
22
V
BW
Bandwidth
P
OUT = 2W, RL =8
100k
Hz
I
Q
Quiescent Supply Current
7
25
mA
V
OUTQ
Quiescent Output Voltage
8
9.0
10
V
I
BIAS
Bias Current
Inputs Floating
100
nA
I
SC
Short Circuit Current
1.3
A
Note 1: “Absolute Maximum Ratings” indicate limits beyond which damage to the device may occur. Operating Ratings indicate conditions for which the device is
functional, but do not guarantee specific performance limits.
Note 2: VS = 18V and TA = 25˚C unless otherwise specified.
Note 3: Rejection ratio referred to the output with CBYPASS =5µF.
Note 4: With device Pins 3, 4, 5, 10, 11, 12 soldered into a 1/16" epoxy glass board with 2 ounce copper foil with a minimum surface of 6 square inches.
Note 5: CBYPASS = 0.47 µfd on Pin 1.
Note 6: The maximum junction temperature of the LM380 is 150˚C.
Note 7: The package is to be derated at 15˚C/W junction to heat sink pins for 14-pin pkg; 75˚C/W for 8-pin.
www.national.com
3


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