LM4869 NSC [National Semiconductor], LM4869 Datasheet - Page 3

• Manufacturer Part Number: LM4869
• Description: 1.9W Differential Input, BTL Output Stereo Audio Amplifier with Selectable Gain and Shutdown
• Manufacturer: NSC [National Semiconductor]

V
I
I
V
PSRR
P
THD+N
S/N
R
∆A
DD
SD
Symbol
DD
OS
O
IN
Absolute Maximum Ratings
3)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics for LM4869
The following specifications applies to the LM4869 when used in the circuit shown in Figure 1 and operating with V
A
Supply Voltage
Storage Temperature
Input Voltage
Power Dissipation (Note 4)
ESD Susceptibility (Note 5)
ESD Susceptibility (Note 6)
Junction Temperature
Soldering Information
V
V
Small Outline Package
= 6dB, unless otherwise specified. Limits apply for T
Vapor Phase (60 sec.)
Supply Voltage
Quiescent Power Supply Current
Shutdown Current
Output Offset Voltage
Output Supply Rejection Ratio
Output Power (Note 12)
Total Harmonic Distortion + Noise
Signal-to-Noise Ratio
Input Resistance
Gain Accuracy
Parameter
−0.3V to V
-65˚C to + 150˚C
Internally Limited
(Notes 2,
DD
V
V
V
sinewave, C
R
THD+N = 1% (max), f = 1kHz (Note13)
THD+N = 10% (max), f = 1kHz
(Note13)
20Hz ≤ f ≤ 20kHz
f = 1kHz, C
P
Pins 5, 7, 9, and 17
R
+ 0.3V
2000V
IN
shutdown
DD
O
150˚C
215˚C
L
L
R
R
R
R
R
R
Logic Low Applied to Pin 2
Logic Low Applied to Pin 3
Logic Low Applied to Pin 2
Logic High Applied to Pin 3
Logic High Applied to Pin 2
Logic Low Applied to Pin 3
Logic High Applied to Pin 2
Logic High Applied to Pin 3
200V
6.0V
= 8Ω
= 8Ω
= 1.1W, R
= 0V, I
L
L
L
L
L
L
A
= 5V, V
= 4Ω
= 8Ω
= 4Ω
= 8Ω
= 4Ω, P
= 8Ω, P
= 25˚C.
= GND
O
BYPASS
(Notes 2, 9)
3
BYPASS
RIPPLE
= 0A, R
O
O
L
Conditions
= 2W
= 1W
= 8Ω
Operating Ratings
See AN-450 “Surface Mounting and their Effects on
Product Reliability” for other methods of soldering surface
mount devices.
Thermal Resistance
Temperature Range
Supply Voltage
θ
θ
θ
T
= 0.47µF,
= 200mV
= 0.47µF,
JC
JA
JA
MIN
L
Infrared (15 sec.)
=
(typ) MXA20A
(typ) MXA20A
(typ) MXA20A
≤ T
∞
A
P-P
≤T
MAX
9.0
0.1
7
62
1.9
1.2
2.6
1.5
0.3
0.3
97
25
6
10
15.6
21.6
(Note 9)
Typical
LM4869
2
5.5
12.0
1.0
50
1.0
20
5.70
6.30
9.65
10.35
15.25
15.95
21.25
21.95
(Note 10)
(Note 11)
2.0 V ≤ V
−40˚C ≤ TA ≤ 85˚C
Limit
47˚C/W (Note 7)
27˚C/W (Note 8)
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DD
DD
V (min)
V (max)
mA (max)
µA (max)
mV (max)
dB
W
W (min)
W
W
%
%
dB
kΩ (min)
dB (min)
dB (max)
dB (min)
dB (max)
dB (min)
dB (max)
dB (min)
dB (max)
= 5V and
(Limits)
≤ 5.5V
2˚C/W
220˚C
Units