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L4863
CMOS IC
ABSOLUTE MAXIMUM RATING
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
VDD 6.0
V
Recommended Supply Voltage Range
Input Voltage
VDD 2.0 ~ 5.5
VIN -0.3 ~ VDD+0.3
V
V
Power Dissipation
Junction Temperature
PD Internally limited
TJ +125
℃
Operating Temperature
TOPR
-40 ~ +85
℃
Storage Temperature
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.
ELECTRICAL CHARACTERISTICS (Notes 1)(VDD=5V, Ta =25℃, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
MIM TYP MAX UNIT
FOR ENTIRE IC
Supply Voltage
Quiescent Power Supply Current
(Note 2)
VDD
IDD
Shutdown Current
Headphone Input Voltage
High
Low
ISD
VIH
VIL
FOR BRIDGED-MODE OPERATION
VIN=0V, IOUT=0A, HP-IN=0V
VIN=0V, IOUT=0A, HP-IN=4V
VDD applied to the SHUTDOWN pin
2 5.5 V
6
11.5 20
5.8
mA
2 0.7
µA
4V
0.8 V
Output Offset Voltage
Output Power
HTSSOP-20
(measured at the device
terminals)
SOP/DIP
VO(OFF) VIN=0V
THD=1%, f=1kHz
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POUT THD+N=10%, f=1kHz
RL=3Ω
RL=4Ω
RL=3Ω
RL=4Ω
THD=1%, f=1kHz
RL=8Ω
THD+N=10%, f=1kHz
RL=8Ω
THD+N=1%, f=1kHz, RL=32Ω
5 50
2.5
2.2
3.2
2.7
1.0 1.1
1.5
0.34
mV
W
W
W
Total
Harmonic HTSSOP-20
Distortion + Noise
SOP/DIP
THD+N
20Hz≤f≤20kHz,
AVD=2
RL=4Ω, POUT=2W
RL=8Ω, POUT=1W
0.3
0.3
%
Power Supply Rejection Ratio
PSRR
VDD=5V, VRIPPLE=200mVRMS, RL=8Ω,
CB=1.0µF
67 dB
Channel Separation
XTALK f=1kHz, CB=1.0µF
90 dB
Signal To Noise Ratio
SNR VDD=5V, POUT=1.1W, RL=8Ω
98 dB
FOR SINGLE-ENDED OPERATION
Output Offset Voltage
VO(OFF) VIN=0V
5 50 mV
Output Power
THD=0.5%, f=1kHz, RL=32Ω
POUT THD+N=1%, f=1kHz, RL=8Ω
75 85
340
mW
THD+N=10%, f=1kHz, RL=8Ω
440
Total Harmonic Distortion + Noise
THD+N
AV=-1, POUT=75mW,20Hz≤f≤20kHz,
RL=32Ω
0.2 %
Power Supply Rejection Ratio
PSRR CB=1.0µF, VRIPPLE=200mVRMS, f=1kHz
52 dB
Channel Separation
XTALK f=1kHz, CB=1.0µF
60 dB
Signal To Noise Ratio
SNR VDD=5V, POUT=340mW, RL=8Ω
95
Note:1. All voltages are measured with respect to the ground (GND) pins, unless otherwise specified.
dB
2. Depends on the offset voltage when a practical load is connected to the amplifier.
3. When driving 3Ω or 4Ω and operating on a 5V supply, the HTSSOP-20 package must be mounted to the
circuit board that has a minimum of 2.5 in2 of exposed, uninterrupted copper area connected to the
exposed-DAP.
DataShee
DataSheet4U.com
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R107-050,A