LM4924SD/AULF National Semiconductor, LM4924SD/AULF Datasheet - Page 4

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LM4924SD/AULF

Manufacturer Part Number
LM4924SD/AULF
Description
Manufacturer
National Semiconductor
Datasheet

Specifications of LM4924SD/AULF

Operational Class
Class-AB
Audio Amplifier Output Configuration
2-Channel Stereo
Output Power (typ)
0.04x2@16OhmW
Audio Amplifier Function
Headphone
Total Harmonic Distortion
0.1@16Ohm@10mW%
Single Supply Voltage (typ)
3V
Dual Supply Voltage (typ)
Not RequiredV
Power Supply Requirement
Single
Rail/rail I/o Type
No
Power Supply Rejection Ratio
66dB
Single Supply Voltage (min)
1.5V
Single Supply Voltage (max)
3.6V
Dual Supply Voltage (min)
Not RequiredV
Dual Supply Voltage (max)
Not RequiredV
Operating Temp Range
-40C to 85C
Operating Temperature Classification
Industrial
Mounting
Surface Mount
Pin Count
10
Package Type
LLP EP
Lead Free Status / Rohs Status
Compliant
www.national.com
I
I
V
P
V
THD
Crosstalk
PSRR
T
V
V
Mute
Attenuation
I
I
V
P
V
THD
Crosstalk
DD
SD
DD
SD
WAKE-UP
OS
O
NO
IH
IL
OS
O
NO
Symbol
Symbol
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics V
The following specifications apply for the circuit shown in Figure 2, unless otherwise specified. A
apply for T
Electrical Characteristics V
The following specifications apply for the circuit shown in Figure 2, unless otherwise specified. A
apply for T
Supply Voltage
Storage Temperature
Input Voltage
Power Dissipation (Note 2)
ESD Susceptibility(Note 3)
ESD Susceptibility on pin 7, 8, and 9
(Note 3)
ESD Susceptibility (Note 4)
Junction Temperature
Solder Information
Quiescent Power Supply Current
Shutdown Current
Output Offset Voltage
Output Power (Note 9)
Output Voltage Noise
A
Quiescent Power Supply Current
Shutdown Current
Output Offset Voltage
Output Power (Note 9)
Output Voltage Noise
Power Supply Rejection Ratio
Wake-Up Time
Control Logic High
Control Logic Low
A
= 25°C.
= 25°C.
Parameter
Parameter
−0.3V to V
−65°C to +150°C
Internally limited
DD
DD
V
V
f = 1kHz
OCL Per channel, Fig. 2, Freq = 1kHz
THD+N = 1%
20Hz to 20kHz, A-weighted, Figure 2
P
Freq = 1kHz
V
V
f = 1kHz, per channel
OCL (Figure 2), THD+N = 1%
20Hz to 20kHz, A-weighted, Figure 2
P
Freq = 1kHz
V
Freq = 100Hz, OCL
1.5V
1.5V
1.5V
1V
(Note 1)
IN
SHUTDOWN
O
IN
SHUTDOWN
O
RIPPLE
PP
= 5mW
DD
= 3.0V
= 10mW
= 1.8V
= 0V, I
= 0V, I
2000V
Reference, R
150°C
+0.3V
200V
V
V
V
3.8V
= 200mV
2kV
DD
DD
DD
O
O
= GND
= GND
= 0A, R
= 0A, R
3.6V, Fig 2
3.6V
3.6V
Conditions
Conditions
(Notes 1, 5)
(Notes 1, 5)
4
P-P
IN
L
L
sine wave
Operating Ratings
= 20k, R
=
=
Temperature Range
Supply Voltage
Phase (60sec)
See AN-450 “Surface Mounting and their Effects on Product
Reliablilty” for other methods of soldering surface mount
devices.
Thermal Resistance
 θ
 θ
T
Small Outline Package Vapor
Infrared (15 sec)
JA
JA
MIN
(Note 8)
(Note 8)
(typ) MUB10A
(typ) SDA10A
FB
T
= 50k
A
T
MAX
(Note 6)
(Note 6)
Typical
Typical
230
1.4
0.1
0.1
1.5
0.1
0.1
10
10
45
40
13
45
66
90
1
1
LM4924
LM4924
V
V
(Note 7)
(Note 7)
= 2.5, R
0.7V
0.3V
= 2.5, R
Limit
Limit
1.9
0.5
−40°C
10
30
35
58
70
1
1.5V
DD
DD
L
L
= 16Ω. Limits
= 16Ω.Limits
mV (max)
mV (max)
V
T
A
DD
mA (max)
mW (min)
mA (max)
175°C/W
μA (max)
μA (max)
dB (min)
dB (min)
dB (min)
(Limits)
(Limits)
V (max)
V (min)
73°C/W
µV
µV
Units
Units
msec
215°C
220°C
+85°C
mW
dB
%
%
RMS
RMS
3.6V

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