Texas Instruments LM3886 Overture, Manual, Page: 3 / 24

Absolute Maximum Ratings
(Notes 6, 5)
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Distributors for availability and specifications.
Supply Voltage |V
+
|+|V
−
|
(No Signal) 94V
Supply Voltage |V
+
|+|V
−
|
(Input Signal) 84V
Common Mode Input Voltage (V
+
or V
−
) and
|V
+
| + |V
−
|
≤
80V
Differential Input Voltage (Note
16) 60V
Output Current Internally Limited
Power Dissipation (Note 7) 125W
ESD Susceptibility (Note 8) 3000V
Junction Temperature (Note 9) 150˚C
Soldering Information
T Package (10 seconds) 260˚C
Storage Temperature −40˚C to +150˚C
Thermal Resistance
θ
JC
1˚C/W
θ
JA
43˚C/W
Operating Ratings
(Notes 5, 6)
Temperature Range
T
MIN
≤
T
A
≤
T
MAX
−20˚C
≤
T
A
≤
+85˚C
Supply Voltage |V
+
| + |V
−
| 20V to 84V
Electrical Characteristics
(Notes 5, 6)
The following specifications apply for V
+
= +28V, V
−
= −28V, I
MUTE
= −0.5 mA with R
L
= 4
Ω
unless otherwise specified. Limits
apply for T
A
= 25˚C.
Symbol Parameter Conditions
LM3886
Units
(Limits)
Typical
(Note 10)
Limit
(Note 11)
|V
+
| + |V
−
| Power Supply Voltage (Note 14) V
pin7
− V
−
≥
9V
18
20
84
V (min)
V (max)
A
M
Mute Attenuation Pin 8 Open or at 0V, Mute: On
Current out of Pin 8
>
0.5 mA,
Mute: Off
115 80 dB (min)
P
O
(Note 4) Output Power (Continuous Average) THD + N = 0.1% (max)
f = 1 kHz; f = 20 kHz
|V
+
| = |V
−
| = 28V, R
L
= 4
Ω
|V
+
| = |V
−
| = 28V, R
L
= 8
Ω
|V
+
| = |V
−
| = 35V, R
L
= 8
Ω
68
38
50
60
30
W (min)
W (min)
W
Peak P
O
Instantaneous Peak Output Power 135 W
THD + N Total Harmonic Distortion Plus Noise 60W, R
L
= 4
Ω
,
30W, R
L
= 8
Ω
,
20 Hz
≤
f
≤
20 kHz
A
V
= 26 dB
0.03
0.03
%
%
SR (Note 4) Slew Rate (Note 13) V
IN
= 2.0Vp-p, t
RISE
= 2 ns 19 8 V/µs (min)
I
+
(Note 4) Total Quiescent Power Supply Current V
CM
= 0V, V
o
= 0V, I
o
= 0A 50 85 mA (max)
V
OS
(Note 3)
Input Offset Voltage V
CM
= 0V, I
o
= 0 mA
1 10 mV (max)
I
B
Input Bias Current V
CM
= 0V, I
o
= 0 mA 0.2 1 µA (max)
I
OS
Input Offset Current V
CM
= 0V, I
o
= 0 mA 0.01 0.2 µA (max)
I
o
Output Current Limit |V
+
| = |V
−
| = 20V, t
ON
= 10 ms, V
O
= 0V 11.5 7 A (min)
V
od
(Note 3)
Output Dropout Voltage (Note 15) |V
+
–V
O
|, V
+
= 28V, I
o
= +100 mA
|V
O
–V
−
|, V
−
= −28V, I
o
= −100 mA
1.6
2.5
2.0
3.0
V (max)
V (max)
PSRR
(Note 3)
Power Supply Rejection Ratio V
+
= 40V to 20V, V
−
= −40V,
V
CM
= 0V, I
o
= 0 mA
V
+
= 40V, V
−
= −40V to −20V,
V
CM
= 0V, I
o
= 0 mA
120
105
85
85
dB (min)
dB (min)
LM3886
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