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LM4863 bảng dữ liệu(PDF) 3 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
tên linh kiện LM4863
Giải thích chi tiết về linh kiện  Dual 2.2W Audio Amplifier Plus Stereo Headphone Function
PDF  16 Pages
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Trang chủ  http://www.national.com
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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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