LM4863

CMOS IC

UNISONICTECHNOLOGIESCO.,LTD

4 of 12

www.unisonic.com.tw

QW-R107-027.E



ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage

6.0

V

Recommended Supply Voltage Range

2.0 ~ 5.5

V

Input Voltage

V

Power Dissipation

Internally limited

Junction Temperature

+125

°С

Operating Temperature

-40 ~ +85

°С

Storage Temperature

-65 ~ +150

°С

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

SYMBOL

RATINGS

UNIT

Thermal resistance (Junction to Ambient)

SOP-18

90

°С/W

DIP-16

63

°С/W

HTSSOP-20

90

°С/W

Thermal resistance (Junction to Case)

SOP-18

2

°С/W

DIP-16

20

°С/W

HTSSOP-20

2

°С/W



PARAMETER

SYMBOL

TEST CONDITIONS

MIM TYP MAX UNIT

FOR ENTIRE IC

Supply Voltage

2

5.5

V

Headphone Input

Voltage

High

4

V

Low

0.8

V

Quiescent Power Supply Current

(Note 2)

6

11.5

20

mA

5.8

Shutdown Current

2

0.7

μA

FOR BRIDGED-MODE OPERATION

Output Offset Voltage

5

50

mV

Output Power

(measured at the device

terminals)

HTSSOP-20

THD=1%, f=1kHz

2.5

W

2.2

THD+N=10%, f=1kHz

3.2

2.7

DIP-16

SOP-18

THD=1%, f=1kHz

1.0

1.1

W

THD+N=10%, f=1kHz

1.5

THD+N=1%, f=1kHz, RL=32Ω

0.34

W

Total Harmonic

Distortion + Noise

HTSSOP-20

THD+N

20Hz≤f≤20kHz,

0.3

%

DIP-16

SOP-18

0.3

Power Supply Rejection Ratio

PSRR

67

dB

Channel Separation

90

dB

Signal To Noise Ratio

SNR

98

dB