UTCTDA2030 LINEAR INTEGRATED CIRCUIT

5

QW-R107-004,B

UTC

TDA2030

1

2

3

5

4

Vi

+Vs

R3

56k

Ω

R4

3.3k

Ω

C4

10

µF

R1

56k

Ω

C1

2.2

µF

R2

56k

Ω

C5

220

µF

/40V

C8

2200

µF

R6

1.5

Ω

R5

30k

Ω

R7

1.5

Ω

R8

1

Ω

C7

0.22

µF

BD908

BD907

Fig. 8 Single supply high power amplifier(UTC TDA2030+BD908/BD907)

TYPICAL PERFORMANCE OF THE CIRCUIT OF FIG. 8

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Supply Voltage

Vs

36

44

V

Quiescent Drain

Current

Id

Vs=36V

50

mA

d=0.5%,RL=4

Ω

f=40Hz to 15kHz,Vs=39V

35

Output Power

Po

d=0.5%,RL=4

Ω

f=40Hz to 15kHz,Vs=36V

28

W

d=0.5%,f=1kHz,

RL=4

Ω,Vs=39V

44

d=0.5%,RL=4

Ω

f=1kHz,Vs=36V

35

Voltage Gain

Gv

f=1kHz

19.5

20

20.5

dB

Slew Rate

SR

8

V/

µsec

Total Harmonic

d

Po=20W,f=1kHz

0.02

%

Distortion

Po=20W,f=40Hz to 15kHz

0.05

%

Input Sensitivity

Vi

Gv=20dB,Po=20W,

f=1kHz,RL=4

Ω

890

mV

Signal to Noise

S/N

RL=4

Ω,Rg=10kΩ

B=curve A,Po=25W

108

dB

Ratio

RL=4

Ω,Rg=10kΩ

B=curve A,Po=25W

100