LM4863 查看數據表（PDF） - Unisonic Technologies
零件编号
产品描述 (功能)
生产厂家
LM4863 Datasheet PDF : 11 Pages
| |||
LM4863
CMOS IC
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
VDD
6.0
V
Recommended Supply Voltage Range
VDD
2.0 ~ 5.5
V
Input Voltage
VIN
-0.3 ~ VDD+0.3
V
Power Dissipation
Junction Temperature
Operating Temperature
Storage Temperature
PD
Internally limited
TJ
+125
℃
TOPR
-40 ~ +85
℃
TSTG
-65 ~ +150
℃
Note Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
THERMAL DATA
PARAMETER
Thermal resistance (Junction to Ambient)
Thermal resistance (Junction to Case)
SYMBOL
SOP-18
DIP-16
θJA
HTSSOP-20
SOP-18
DIP-16
θJC
HTSSOP-20
RATINGS
90
63
90
2
20
2
UNIT
℃/W
℃/W
℃/W
℃/W
℃/W
℃/W
ELECTRICAL CHARACTERISTICS (Notes 1)(VDD=5V, Ta =25℃, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
FOR ENTIRE IC
Supply Voltage
VDD
Headphone Input Voltage
High
VIH
Low
VIL
Quiescent Power Supply Current
(Note 2)
Shutdown Current
IDD
VIN=0V, IOUT=0A, HP-IN=0V
VIN=0V, IOUT=0A, HP-IN=4V
ISD VDD applied to the SHUTDOWN pin
FOR BRIDGED-MODE OPERATION
Output Offset Voltage
Output Power
(measured at the device
terminals)
HTSSOP-20
SOP/DIP
VO(OFF)
POUT
VIN=0V
THD=1%, f=1kHz
RL=3Ω
RL=4Ω
THD+N=10%, f=1kHz
RL=3Ω
RL=4Ω
THD=1%, f=1kHz
RL=8Ω
THD+N=10%, f=1kHz
RL=8Ω
THD+N=1%, f=1kHz, RL=32Ω
Total Harmonic
Distortion + Noise
HTSSOP-20 THD+N 20Hz≤f≤20kHz, RL=4Ω, POUT=2W
SOP/DIP
AVD=2
RL=8Ω, POUT=1W
Power Supply Rejection Ratio
PSRR VDD=5V, VRIPPLE=200mVRMS, RL=8Ω,
CB=1.0µF
Channel Separation
XTALK f=1kHz, CB=1.0µF
Signal To Noise Ratio
SNR VDD=5V, POUT=1.1W, RL=8Ω
MIM TYP MAX UNIT
2
5.5 V
4
V
0.8 V
6 11.5 20 mA
5.8
2 0.7
µA
5 50 mV
2.5
2.2
W
3.2
2.7
1.0 1.1
W
1.5
0.34
W
0.3
%
0.3
67
dB
90
dB
98
dB
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
3 of 11
QW-R107-027.D
Share Link: 