lm4801 National Semiconductor Corporation, lm4801 Datasheet - Page 3

• Manufacturer Part Number: lm4801
• Description: 1w Stereo Audio Amplifier Plus Adjustable Ldo
• Manufacturer: National Semiconductor Corporation

V
I
I
V
P
THD+N
PSRR
X
SNR
Symbol
V
∆V
V
I
I
DD
SD
O
LIMIT
DD
OS
O
TALK
Symbol
IN
O
Absolute Maximum Ratings
Stereo Amplifier
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Stereo Amplifier Electrical Characteristics for Entire IC
The following specifications apply for V
LDO Electrical Characteristics
Unless otherwise specified, all limits guaranteed for V
T
Amplifier Supply Voltage (pins 5, 24)
LDO-V
ADJ, CC, FAULT (pins 11-15, 17,19)
Fault Sink Current
Storage Temperature
Input Voltage
Power Dissipation (Note 2)
ESD Susceptibility(Note 3)
ESD Susceptibility (Note 4)
Junction Temperature
Solder Information
O
J
Small Outline Package
= 25˚C. Boldface limits apply for the operating temperature extremes: −40˚C and 85˚C.
CC
Supply Voltage
Quiescent Power Supply Current
Shutdown Current
Output Offset Voltage
Output Power (Note 13)
Total Harmonic Distortion+Noise
Power Supply Rejection Ratio
Channel Separation
Signal To Noise Ratio
, LDO-OUT, LDO-SHDN,
Input Voltage
Output Voltage Tolerance
Output Adjust Range
Maximum Output Current
Output Current Limit
Parameter
Parameter
(Notes 1, 5)
−0.3V to V
DD
−65˚C to +150˚C
Internally limited
= 5V unless otherwise noted. Limits apply for T
Conditions
100µA ≤ I
V
SET = OUT
Average DC Current Rating
V
V
V
THD+N = 1%, f = 1kHz, R
THD+N = 10%, f = 1kHz, R
20Hz ≤ f ≤ 20kHz, A
V
R
Inputs Floating
Inputs terminated with 10Ω
f = 1kHz, C
V
−0.3V to 6.5V
IN
IN
DD
IN
DD
DD
L
R
= 8Ω, C
= V
L
= 0V, I
= 0V
applied to the SHUTDOWN pin
= 5V, V
= 5V, P
DD
= 8Ω, P
O
2000V
150˚C
20mA
+0.3V
200V
+ 0.5V (Note 7)
OUT
IN
6.0V
O
B
B
= V
RIPPLE
O
= 0A (Note 8)
= 1.0µF
O
= 1.0µF
≤ 300mA
= 1W, R
= 1W
O
Conditions
+0.5V (Note 10), V
3
= 200mV
VD
Operating Ratings
L
= 2
Temperature Range
Supply Voltage
See AN-450 “Surface Mounting and their Effects on
Product Reliablilty” for other methods of soldering
surface mount devices.
Thermal Resistance
= 8Ω
θ
θ
T
Pins 5, 24
Pin 17
L
JC
JA
MIN
L
= 8Ω
Vapor Phase (60 sec.)
Infrared (15 sec.)
RMS
= 8Ω
(typ) — MXA28A
(typ) — MXA28A (Note 2)
≤ T
,
A
≤ T
SHDN
(Note 7)
MAX
1.25
Min
300
330
2.5
-2
-3
= V
A
IN
(Note 6)
Typical
= 25˚C.
, C
(Notes 1, 5)
0.07
0.13
1.1
1.5
67
43
90
98
(Note 6)
8
5
IN
Typ
770
= C
LM4801
OUT
(Note 7)
Limit
= 2.2µF, C
5.5
3.5
1.0
20
50
−40˚C ≤ T
3
2
3.0V ≤ V
2.5V ≤ V
(Note 7)
Max
6.0
+2
+3
6
www.national.com
DD
CC
CC
mA (max)
mV (max)
A
mA (min)
µA (min)
(Limits)
V (max)
W (min)
V (min)
20˚C/W
41˚C/W
Units
V
≤ 85˚C
≤ 5.5V
≤ 6.0V
215˚C
220˚C
= 33nF,
dB
dB
dB
dB
OUT (NOM)
W
%
Units
% of
mA
mA
V
V