LM4809LQ National Semiconductor, LM4809LQ Datasheet - Page 3

• Manufacturer Part Number: LM4809LQ
• Manufacturer: National Semiconductor

Specifications of LM4809LQ

• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 2-Channel Stereo
• Output Power (typ): 0.105x2@16OhmW
• Audio Amplifier Function: Headphone
• Total Harmonic Distortion: 0.3@32Ohm@50mW%
• Single Supply Voltage (typ): 3/5V
• Dual Supply Voltage (typ): Not RequiredV
• Supply Current (max): 3@5VmA
• Power Supply Requirement: Single
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 70dB
• Single Supply Voltage (min): 2V
• Single Supply Voltage (max): 5.5V
• 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: 8
• Package Type: LLP
• Lead Free Status / Rohs Status: Not Compliant

V
I
I
V
P
THD+N
Crosstalk
PSRR
V
V
I
I
V
P
THD+N
Crosstalk
DD
SD
DD
SD
DD
OS
O
SDIH
SDIL
OS
O
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 V
Electrical Characteristics V
The following specifications apply for V
Supply Voltage
Storage Temperature
ESD Susceptibility (Note 4)
ESD Machine model (Note 8)
Junction Temperature (T
Soldering Information (Note 1)
Symbol
Symbol
Small Outline Package
Vapor Phase (60 sec.)
Infrared (15 sec.)
Supply Voltage
Supply Current
Shutdown Current
Output Offset Voltage
Output Power
Total Harmonic Distortion
Channel Separation
Power Supply Rejection Ratio
Shutdown Voltage Input High
Shutdown Voltage Input Low
Supply Current
Shutdown Current
Output Offset Voltage
Output Power
Total Harmonic Distortion
Channel Separation
J
)
Parameter
Parameter
DD
DD
−65˚C to +150˚C
= 5V unless otherwise specified, limits apply to T
= 3.3V unless otherwise specified, limits apply to T
DD
DD
(Note 2)
= 5V
= 3.3V
V
V
V
THD+N = 0.1%, f = 1kHz
R
R
P
f = 20Hz to 20kHz
R
C
f = 1kHz; Input terminated into 50Ω
150˚C
215˚C
220˚C
3.5kV
250V
IN
IN
IN
O
L
L
L
B
6.0V
V
V
V
THD+N = 0.1%, f = 1kHz
R
R
P
f = 20Hz to 20kHz
R
= 16Ω
= 32Ω
= 32Ω; P
= 1.0µF; V
IN
IN
IN
O
= 50mW, R
L
L
L
= 0V, I
= 0V, V
= 0V
= 16Ω
= 32Ω
= 32Ω; P
= 25mW, R
= 0V, I
= 0V, V
= 0V
(Notes 2, 3)
(Notes 2, 3)
O
3
SHUTDOWN
O
O
= 0A
SHUTDOWN
Conditions
RIPPLE
Conditions
O
= 70mW
Operating Ratings
Note 1: See AN-450 “Surface Mounting and their Effects on Product Reli-
ability” for other methods of soldering surface mount devices.
= 0A
L
Thermal Resistance
θ
θ
θ
θ
θ
θ
θ
Temperature Range
Supply Voltage (V
= 25mW
JA
JC
JA
JC
JA
JA
JC
= 32Ω
L
T
= 32Ω
MIN
(SO)
(MSOP)
(LLP)
(LLP)
(SO)
(MSOP)
(LLP)
= 200mV
= GND
≤ T
= GND
A
≤ T
PP
MAX
,
CC
)
A
(Note 5)
A
= 25˚C.
(Note 5)
Typ
= 25˚C.
1.1
0.4
4.0
0.4
40
28
70
Typ
105
1.4
0.4
4.0
0.3
70
70
70
LM4809
LM4809
0.8 x V
0.2 x V
(Note 7)
−40˚C ≤ T
150˚C/W (Note 10)
(Note 7)
2.0V ≤ V
Limit
117˚C/W (Note 9)
Limit
2.0
5.5
50
65
3
2
DD
DD
www.national.com
CC
170˚C/W
210˚C/W
A
35˚C/W
56˚C/W
15˚C/W
mA (max)
mW (min)
mV(max)
≤ 85˚C
µA(max)
≤ 5.5V
(Limits)
V (max)
V (max)
(Limits)
V (min)
V (min)
Units
Units
mW
mW
mW
mA
mV
dB
dB
µA
dB
%
%