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LM4765 Datasheet(PDF) 2 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part No. LM4765
Description  Audio Power Amplifier Series Dual 30W Audio Power Amplifier with Mute and Standby Modes
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Maker  NSC [National Semiconductor (TI)]
Homepage  http://www.national.com
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Absolute Maximum Ratings (Notes 5, 4)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage |V
CC|+|VEE|
(No Input)
66V
Supply Voltage |V
CC|+|VEE|
(with Input)
64V
Common Mode Input Voltage
(V
CC or VEE) and
|V
CC|+|VEE| ≤ 60V
Differential Input Voltage
60V
Output Current
Internally Limited
Power Dissipation (Note 6)
62.5W
ESD Susceptability (Note 7)
2000V
Junction Temperature (Note 8)
150˚C
Thermal Resistance
Non-Isolated T-Package
θ
JC
1˚C/W
Soldering Information
T Package (10 sec.)
260˚C
Storage Temperature
−40˚C to +150˚C
Operating Ratings (Notes 4, 5)
Temperature Range
T
MIN ≤ TA ≤ TMAX
−20˚C
≤ T
A ≤ +85˚C
Supply Voltage |V
CC|+|VEE|(Note 1)
20V to 64V
Electrical Characteristics (Notes 4, 5)
The following specifications apply for V
CC = +28V, VEE = −28V with RL = 8Ω unless otherwise specified. Limits apply for TA =
25˚C.
Symbol
Parameter
Conditions
LM4765
Units
(Limits)
Typical
Limit
(Note 9)
(Note 10)
|V
CC| +
Power Supply Voltage
GND − V
EE ≥ 9V
18
20
V (min)
|V
EE|
(Note 11)
64
V (max)
P
O
Output Power
THD + N = 0.1% (max),
(Note 3)
(Continuous Average)
f = 1 kHz
|V
CC| = |VEE| = 28V, RL = 8Ω
30
25
W/ch (min)
|V
CC| = |VEE| = 20V, RL = 4Ω
22
15
W/ch (min)
THD + N
Total Harmonic Distortion
30 W/ch, R
L = 8Ω
0.08
%
Plus Noise
15 W/ch, R
L = 4Ω,|VCC| = |VEE| = 20V
0.1
%
20 Hz
≤ f ≤ 20 kHz, A
V = 26 dB
X
talk
Channel Separation
f = 1 kHz, V
O = 10.9 Vrms
80
dB
SR
(Note 3)
Slew Rate
V
IN = 1.414 Vrms, trise = 2 ns
18
12
V/µs (min)
I
total
Total Quiescent Power
Both Amplifiers V
CM = 0V,
(Note 2)
Supply Current
V
O = 0V, IO = 0mA
Standby: Off
50
80
mA (max)
Standby: On
6.5
8
mA (max)
V
OS
(Note 2)
Input Offset Voltage
V
CM = 0V, IO = 0 mA
2.0
15
mV (max)
I
B
Input Bias Current
V
CM = 0V, IO = 0 mA
0.2
0.5
µA (max)
I
OS
Input Offset Current
V
CM = 0V, IO = 0 mA
0.002
0.2
µA (max)
I
O
Output Current Limit
|V
CC| = |VEE| = 10V, tON = 10 ms,
3.5
2.9
Apk (min)
V
O = 0V
V
OD
Output Dropout Voltage
|V
CC–VO|, VCC = 20V, IO = +100 mA
1.8
2.3
V (max)
(Note 2)
(Note 12)
|V
O–VEE|, VEE = −20V, IO = −100 mA
2.5
3.2
V (max)
PSRR
Power Supply Rejection Ratio
V
CC = 30V to 10V, VEE = −30V,
115
85
dB (min)
(Note 2)
V
CM = 0V, IO = 0mA
V
CC = 30V, VEE = −30V to −10V
110
85
dB (min)
V
CM = 0V, IO = 0mA
CMRR
Common Mode Rejection Ratio
V
CC = 35V to 10V, VEE = −10V to −35V,
110
80
dB (min)
(Note 2)
V
CM = 10V to −10V, IO = 0mA
A
VOL
(Note 2)
Open Loop Voltage Gain
R
L = 2kΩ, ∆ VO = 30V
110
90
dB (min)
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