TDA2050

LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

3

www.unisonic.com.tw

QW-R107-036,A

ABSOLUTE MAXIMUM RATINGS

PARAMETER

SYMBOL

RATINGS

UNIT

Supply Voltage

±25

V

Input Voltage

Differential Input Voltage

±15

℃

Output Peak Current (internally limited)

5

℃

25

W

Junction Temperature

+125

℃

Storage Temperature

-40 ~ +150

℃

Note:1.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.

2.The device is guaranteed to meet performance specification within 0℃~70℃ operating temperature range

and assured by design from –40℃~85℃.

THERMAL DATA

PARAMETER

SYMBOL

RATINGS

UNIT

Thermal Resistance junction-case

3

℃

/W

ELECTRICAL CHARACTERISTICS

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX UNIT

Supply Voltage

±4.5

±25

V

Quiescent Drain Current

18

21

50

90

mA

Input Bias Current

0.4

0.5

µA

Input Offset Voltage

±15

mV

Input Offset Current

±200

nA

D = 0.5%

24

22

27

18

25

RMS Output Power

D = 10%

35

22

32

Music Power IEC268.3 RULES

50

W

0.03

0.5

0.5

Total Harmonic Distortion

THD

0.02

0.5

%

Slew Rate

SR

5

8

V/µs

Open Loop Voltage Gain

80

dB

Closed Loop Voltage Gain

30

30.5

31

dB

Power Bandwidth (-3dB)

20 ~ 80000

Hz

Total Input Noise

Curve A

B = 22Hz ~ 22kHz

4

5

10

µV

Input Resistance (pin 1)

500

kΩ

Supply Voltage Rejection

SVR

45

dB

65

Efficiency

η

67

%