UTC2030 Datasheet, PDF (6/14 Pages) List of Unclassifed Manufacturers – 18W Hi-Fi AMPLIFIER AND 35W DRIVER

UTC2030
LINEAR INTEGRATED CIRCUIT
+Vs
μ^C1
Vi ^{2.2 F}
μ
μ
Ω^R1
56k
Ω^R6
1.5
1
5
Ω^R3
56k UTC2030
Ω^R2
2
56k
3
μ^C5
220 F
/40V
4
μ
BD908
Ω ^{Ω R4 R5}
3.3k ^30k
μ ^{Ω C4}
R7
10 F ^1.5
BD907
μ^C8
2200 F
1RΩ⁸
Ω
μ^C7
0.22 F
Fig. 8 Single supply high power amplifier(UTC2030+BD908/BD907)
TYPICAL PERFORMANCE OF THE CIRCUIT OF FIG. 8
PARAMETER SYMBOL TEST CONDITIONS
MIN
Supply Voltage
Vs
Quiescent drain
Id
Vs=32V
current
d=0.5%,RL=4Ω
f=40Hz to 15kHz,Vs=32V
d=0.5%,RL=4Ω
Output power
Po f=40Hz to 15kHz,Vs=28V
d=0.5%,f=1kHz,
RL=4Ω,Vs=32V
d=0.5%,RL=4Ω
f=1kHz,Vs=28V
Voltage Gain
Gv f=1kHz
19.5
Slew Rate
SR
Total harmonic
d
Po=20W,f=1kHz
distortion
Po=20W,f=40Hz to 15kHz
Input sensitivity
Vi
Gv=20dB,Po=20W,
f=1kHz,RL=4Ω
RL=4Ω,Rg=10kΩ
Signal to Noise
S/N B=curve A,Po=25W
Ratio
RL=4Ω,Rg=10kΩ
B=curve A,Po=25W
TYP
28
50
32
26
35
28
20
8
0.02
0.05
890
108
100
MAX
36
20.5
UNIT
V
mA
W
dB
V/µsec
%
%
mV
dB
YOUWANG ELECTRONICS CO.LTD
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