LM4780TA/NOPB National Semiconductor, LM4780TA/NOPB Datasheet - Page 3
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LM4780TA/NOPB
Manufacturer Part Number
LM4780TA/NOPB
Description
IC AMP AUDIO PWR 60W AB TO220-27
Manufacturer
National Semiconductor
Series
Overture™r
Type
Class ABr
Datasheet
1.LM4780TANOPB.pdf
(26 pages)
Specifications of LM4780TA/NOPB
Output Type
2-Channel (Stereo)
Max Output Power X Channels @ Load
60W x 2 @ 8 Ohm
Voltage - Supply
20 V ~ 84 V, ±10 V ~ 42 V
Features
Depop, Mute, Short-Circuit and Thermal Protection
Mounting Type
Through Hole
Package / Case
TO-220-27 (Bent and Staggered Leads)
Amplifier Class
AB
No. Of Channels
2
Output Power
60W
Supply Voltage Range
20V To 84V
Load Impedance
8ohm
Operating Temperature Range
-20°C To +85°C
Amplifier Case Style
TO-220
Rohs Compliant
Yes
For Use With
LM4780TABD - BOARD EVALUATION LM4780TA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
*LM4780TA
*LM4780TA/NOPB
LM4780TA
*LM4780TA/NOPB
LM4780TA
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LM4780TA/NOPB
Manufacturer:
TI
Quantity:
560
|V
A
P
THD+N
X
SR
I
V
I
I
V
PSRR
DD
B
O
M
O
talk
OS
OD
+
Absolute Maximum Ratings
2)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics
The following specifications apply for V
for T
Supply Voltage |V
Supply Voltage |V
Common Mode Input Voltage
Differential Input Voltage (Note 13)
Output Current
Power Dissipation
ESD Susceptability
ESD Susceptability
| + |V
Symbol
(No Signal)
(Input Signal)
A
-
= 25°C.
|
Power Supply Voltage
(Note
Mute Attenuation
Output Power (RMS)
Total Harmonic Distortion +
Noise
Channel Separation (Note 11)
Slew Rate
Total Quiescent Power
Supply Current
Input Offset Voltage
Input Bias Current
Output Current Limit
Output Dropout Voltage
(Note 12)
Power Supply Rejection Ratio
(Note 15)
+
+
(Note
| + |V
| + |V
(Note
(Note
10)
-
-
|
|
3)
Parameter
4)
5)
+
= +35V, V
Internally Limited
|V
(Note
+
(V
| + |V
(Note
+
GND − V
I
THD+N = 0.5% (max)
f = 1kHz; f = 20kHz
|V
|V
|V
P
A
|V
|V
|V
P
P
V
V
V
V
V
|V
|V
|V
V
V
V
V
MUTE
or V
O
V
O
O
IN
CM
O
CM
CM
+
CM
+
CM
-
1,
+
+
+
+
+
+
+
+
-
-
= −35V, I
| = |V
| = |V
| = |V
| = |V
| = |V
| = |V
| = |V
= 40V to 20V, V
= 40V, V
= 26dB
- V
|
= 30W, f = 20Hz - 20kHz
= 10W, f = 1kHz
= 10W, f = 10kHz
= 0V, I
= 2.0V
- V
1,
≤
Note
= 0V,
= 0V, I
= 0V, I
= 0V, I
= 0V, I
125W
-
3.0kV
200V
) and
= 0mA
O
O
Note
94V
84V
80V
60V
|, V
|, V
-
-
-
-
-
-
-
| = 25V, R
| = 30V, R
| = 35V, R
| = 25V, R
| = 30V, R
| = 35V, R
| = 20V, t
-
2)
O
≥
P-P
-
O
O
+
O
O
= 0A
-
= -28V, I
MUTE
9V
= 28V, I
, t
= -40V to -20V,
= 0mA
= 0mA
= 0mA
= 0mA
RISE
3
Conditions
= -1mA and R
ON
L
L
L
L
L
L
-
Operating Ratings
Note: Operation is guaranteed up to 84V; however, distortion
may be introduced from SPiKe protection circuitry if proper
thermal considerations are not taken into account. Refer to
the Thermal Considerations section for more information.
= 2ns
= -40V,
Junction Temperature (T
Soldering Information
Storage Temperature
Thermal Resistance
θ
θ
Temperature Range
Supply Voltage |V
= 4Ω
= 6Ω
= 8Ω
= 4Ω
= 6Ω
= 8Ω
O
O
= 10ms
TA Package (10 seconds)
T
= -100mA
= +100mA
JA
JC
MIN
≤
T
A
L
≤
= 8Ω unless otherwise specified. Limits apply
T
MAX
+
| + |V
-
JMAX
(Note
|
Typical
0.07
0.05
0.03
11.5
110
110
120
105
0.2
1.6
2.5
18
55
55
60
70
72
19
1
)
(Note
6)
LM4780
(Note
9)
(Note
Note
Limit
1,
−20°C
20V
170
2.0
3.0
20
84
80
50
50
50
10
85
85
8
1
7
Note
-40°C to +150°C
8)
7,
≤
V
≤
2)
TOTAL
T
www.national.com
A
V/μs (min)
mA (max)
mV (max)
0.8°C/W
≤
μA (max)
dB (min)
dB (min)
dB (min)
30°C/W
(Limits)
V (max)
W (min)
W (min)
W (min)
V (max)
V (max)
V (min)
A (min)
Units
150°C
260°C
+85°C
≤
dB
dB
%
%
%
84V