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LM4863 Scheda tecnica(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Il numero della parte LM4863
Spiegazioni elettronici  Dual 2.2W Audio Amplifier Plus Stereo Headphone Function
PDF  16 Pages
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Produttore elettronici  NSC [National Semiconductor (TI)]
Homepage  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM4863 Scheda tecnica(HTML) 3 Page - National Semiconductor (TI)

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Absolute Maximum Ratings (Note 4)
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Supply Voltage
6.0V
Storage Temperature
−65˚C to +150˚C
Input Voltage
−0.3V to V
DD +0.3V
Power Dissipation (Note 10)
Internally limited
ESD Susceptibility (Note 11)
2000V
ESD Susceptibility (Note 12)
200V
Junction Temperature
150˚C
Solder Information
Small Outline Package
Vapor Phase (60 sec.)
215˚C
Infrared (15 sec.)
220˚C
See AN-450 “Surface Mounting and their Effects on
Product Reliablilty” for other methods of soldering surface
mount devices.
Thermal Resistance
θ
JC (typ) — M16B
20˚C/W
θ
JA (typ) — M16B
80˚C/W
θ
JC (typ) — N16A
20˚C/W
θ
JA (typ) — N16A
63˚C/W
θ
JC (typ) — MTC20
20˚C/W
θ
JA (typ) — MTC20
80˚C/W
θ
JC (typ) — MXA20A
2˚C/W
θ
JA (typ) — MXA20A
41˚C/W (Note 7)
θ
JA (typ) — MXA20A
51˚C/W (Note 5)
θ
JA (typ) — MXA20A
90˚C/W (Note 6)
Operating Ratings
Temperature Range
T
MIN ≤ TA ≤ TMAX
−40˚C
≤ T
A ≤ 85˚C
Supply Voltage
2.0V
≤ V
DD ≤ 5.5V
Electrical Characteristics for Entire IC (Notes 3, 4)
The following specifications apply for V
DD= 5V unless otherwise noted. Limits apply for TA= 25˚C.
Symbol
Parameter
Conditions
LM4863
Units
(Limits)
Typical
Limit
(Note 13)
(Note 14)
V
DD
Supply Voltage
2
V (min)
5.5
V (max)
I
DD
Quiescent Power Supply Current
V
IN = 0V, IO = 0A (Note 15) , HP-IN = 0V
11.5
20
mA (max)
6
mA (min)
V
IN = 0V, IO = 0A (Note 15) , HP-IN = 4V
5.8
mA
I
SD
Shutdown Current
V
PIN1 = VDD
0.7
2
µA (min)
V
IH
Headphone High Input Voltage
4
V (min)
V
IL
Headphone Low Input Voltage
0.8
V (max)
Electrical Characteristics for Bridged-Mode Operation (Notes 3, 4)
The following specifications apply for V
DD= 5V unless otherwise specified. Limits apply for TA= 25˚C.
Symbol
Parameter
Conditions
LM4863
Units
(Limits)
Typical
Limit
(Note
13)
(Note
14)
V
OS
Output Offset Voltage
V
IN = 0V
5
50
mV (max)
P
O
Output Power (Note 9)
THD = 1%,f = 1 kHz
LM4863MTE, R
L = 3Ω (Note 7)
2.5
W
LM4863MTE, R
L = 4Ω (Note 8)
2.2
W
LM4863, R
L = 8Ω
1.1
1.0
W (min)
THD+N = 10%,f = 1 kHz
LM4863MTE, R
L = 3Ω (Note 7)
3.2
W
LM4863MTE, R
L = 4Ω (Note 8)
2.7
LM4863, R
L = 8Ω
1.5
W
THD+N = 1%,f = 1 kHz, R
L = 32Ω
0.34
W
THD+N
Total Harmonic Distortion+Noise
20 Hz
≤ f ≤ 20 kHz, A
VD = 2
LM4863MTE, R
L = 4Ω,PO = 2W
0.3
LM4863, R
L = 8Ω,PO = 1W
0.3
%
PSRR
Power Supply Rejection Ratio
V
DD = 5V, VRIPPLE = 200 mVRMS,RL = 8Ω,
C
B = 1.0 µF
67
dB
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