LM4868MT National Semiconductor, LM4868MT Datasheet - Page 3

• Manufacturer Part Number: LM4868MT
• Description: Output-Transient-Free Dual 2.1W Audio Amplifier Plus No Coupling Capacitor Stereo Headphone Function
• Manufacturer: National Semiconductor

V
I
I
TH
V
P
Symbol
Symbol
DD
SD
DD
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 for Entire IC
The following specifications apply for V
Electrical Characteristics for Bridged-Mode Operation
The following specifications apply for V
um
Supply Voltage
Storage Temperature
Input Voltage
Power Dissipation (Note 4)
ESD Susceptibility (Note 5)
ESD Susceptibility (Note 6)
Junction Temperature
Solder Information
All pins except Pin 3 (MT, MTE), Pin 2 (LQ)
Pin 3 (MT, MTE), Pin 2 (LQ)
Small Outline Package
Vapor Phase (60 sec.)
Infrared (15 sec.)
Supply Voltage
Quiescent Power Supply Current
Shutdown Current
Un-Mute Threshold Voltage
Output Offset Voltage
Output Power (Note 15)
Parameter
Parameter
DD
DD
−65˚C to +150˚C
= 5V unless otherwise noted. Limits apply for T
= 5V unless otherwise specified. Limits apply for T
Internally limited
V
THD = 1%, f = 1kHz
(Note 16)
THD+N = 10%, f = 1kHz (Note 16)
THD+N = 1%, f = 1 kHz, R
V
V
V
GND applied to SHUTDOWN pin
V
IN
−0.3V to V
IN
IN
DD
IN
= 0V
applied to selected MUX channel
LM4868MTE, R
LM4868LQ, R
LM4868MTE, R
LM4868LQ, R
LM4868, R
LM4868MTE, R
LM4868LQ, R
LM4868MTE, R
LM4868LQ, R
LM4868, R
= 0V, I
= 0V, I
(Note 3)
applied to the SHUTDOWN pin
2000V
8000V
150˚C
215˚C
220˚C
+0.3V
200V
6.0V
O
O
DD
= 0A (Note 14), HP-IN = 0V
= 0A (Note 14), HP-IN = 4V
L
L
Conditions
= 8Ω
= 8Ω
Conditions
L
L
L
L
3
L
L
L
L
= 3Ω
= 4Ω
= 3Ω
= 4Ω
(Notes 3, 11)
= 3Ω
= 4Ω
= 3Ω
= 4Ω
Operating Ratings
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
θ
θ
θ
θ
θ
θ
θ
θ
T
L
JC
JA
JC
JA
JA
JA
JC
JA
MIN
= 32Ω
(typ) — MTC20
(typ) — MTC20
(typ) — MXA20A
(typ) — MXA20A
(typ) — MXA20A
(typ) — MXA20A
(typ) — LQA24A
(typ) — LQA24A
≤ T
A
≤ T
MAX
A
(Note 12)
= 25˚C.
Typical
(Notes 3, 11)
A
(Note 12)
7.5
3.0
0.7
25
Typical
= 25˚C.
0.34
2.2
2.4
1.9
2.1
1.1
3.0
3.0
2.6
2.6
1.5
LM4868
5
LM4868
(Note 13)
Limit
5.5
(Note 13)
15
10
40
2
6
2
−40˚C ≤ T
2.0V ≤ V
Limit
42˚C/W (Note 10)
1.0
50
41˚C/W (Note 7)
51˚C/W (Note 8)
90˚C/W (Note 9)
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DD
mA (max)
mA (max)
mV (max)
µA (max)
mV (min)
A
(Limits)
V (max)
V (min)
3.0˚C/W
mV (max)
20˚C/W
80˚C/W
Units
(Limits)
W (min)
≤ 85˚C
≤ 5.5V
2˚C/W
Units
W
W
W
W
W
W
W
W
W
W