Contek TDA2030A Datasheet
TDA2030A LINEAR INTEGRATED CIRCUIT
14W HI-FI AUDIO AMPLIFIER
DESCRIPTION
The Contek TDA2030A is a monolithic audio power amplifier
integrated circuit.
FEATURES
*Very low external component required.
*High current output and high operating voltage.
*Low harmonic and crossover distortion.
*Built-in Over temperature protection.
*Short circuit protection between all pins.
*Safety Operating Area for output transistors.
1
TO-220B
PIN CONFIGURATIONS
1 Non inverting input
2 Inverting input
3 -VS
4 Output
5 +VS
ABSOLUTE MAXIMUM RATINGS(Ta=25 C)
PARAMETER SYMBOL VALUE UNIT
Supply Voltage Vs +-12 V
Input Voltage Vi Vs V
Differential Input Voltage Vdi +-15 V
Peak Output Current(internally limited) Io 3.5 A
Total Power Dissipation at Tcase=90 C Ptot 20 W
Storage Temperature Tstg -40~+150 C
Junction Temperature Tj -40~+150 C
ELECTRICAL CHARACTERISTICS(Refer to the test circuit, Vs =+-16V,Ta=25 C)
PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT
Supply Voltage Vs +-6 +-22 V
Quiescent Drain
Current
Input Bias Current Ib 0.2 2 mA
Input Offset Voltage Vos Vs=+-18v +-2 +-20 mV
Input Offset Current Ios +-20 +-200 nA
Id 50 80 mA
Contek Microelectronics Co.,Ltd.
CONTEK
http://www.contek-ic.com E-mail:sales@contek-ic.com
1
TDA2030A LINEAR INTEGRATED CIRCUIT
(Continued)
Output Power Po d=0.5%,Gv=26dB,f=40 to 5kHz
RL=8W 15 18 W
RL=4W 10 12 W
Vs=+-19V, RL=4W 13 16 W
Power Bandwidth BW Po=15W,RL=4W 100 KHz
Open loop voltage
Gain
Closed Loop
Voltage Gain
Total harmonic
distortion
Total harmonic
Distortion
Second Order CCIF
Intermodulation
distortion
Third Order CCIF
Intermodulation
Distortion
Input Noise Voltage B=curve A 2 mA
Input Noise Voltage eN B= 22Hz to 22kHz 3 10 mV
Input Noise Current iN B= 22Hz to 22kHz 80 200 pA
Input
Resistance(pin 1)
Supply Voltage
Rejection
Thermal ShutÂDown Junction
Temperature
Gvo f=1kHz 80 dB
Gvc 25.5 26 26.5 dB
THD Po=0.1 to 14W,RL=4W
f=1kHz
Po=0.1 to 14W,RL=4W
f=1kHz
THD Po=0.1 to 9W,RL=8W
f=40 to 15 kHz
d2 Po=4W ,RL=8W
f2-f1=1 kHz
d3 f2=14 kHz,f1=15kHz 0.08 %
Ri Open loop,f=1kHz 0.5 5 MW
RL=4W,Gv=26dB
Rg=22kW,f=1kHz
Tj 145 C
0.08 %
0.03 %
0.05 %
0.03 %
54 dB
CONTEK
Contek Microelectronics Co.,Ltd.
http://www.contek-ic.com E-mail:sales@contek-ic.com
2
TDA2030A LINEAR INTEGRATED CIRCUIT
TEST CIRCUIT
+Vs
C1
1 m F
Vi
R3
680 W
C2
22 m F
APPLICATION CIRCUIT
C1
1 m F
Vi
R3
22k
R3
680 W
C2
22 m F
22k
R3
W
1
W
2
220 m F
1
Contek
TDA2030A
2
C5
220 m F
Contek
TDA2030A
100 m F
C5
C6
100 m F
C3
100nF
D1
1N4001
5
4
3
R1
13k W
1N4001
C6
C4
100nFC7220nF
R4
1 W
D1
RL
-Vs
+Vs
C3
100nF
D1
1N4001
5
4
3
R1
13k W
D1
1N4001
C4
100nFC7220nF
R4
1 W
RL
CONTEK
-Vs
Contek Microelectronics Co.,Ltd.
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3
TDA2030A LINEAR INTEGRATED CIRCUIT
+Vs
Vi
22 mF
0.1 mF
100k W
2.2mF
1
100k W
Contek
TDA2030A
2
W
100k
4.7k W
2.2mF
Fig.1 Single supply amplifier
5
3
220mF
100k W
1N4001
1N4001
4
R4
1W
C7
220nF
F
m
2200
W
RL=4
CONTEK
Contek Microelectronics Co.,Ltd.
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4
TDA2030A LINEAR INTEGRATED CIRCUIT
TYPICAL PERFORMANCE CHARACTERISTICS
Gv
(dB)
140
100
60
Fig.2 Open loop frequency
response
180
Phase
90
0
Gain
20
Phase
Po
(W)
Fig.3 Output power vs. Supply
voltage
24
Gv=26dB
20
16
12
d=0.5%
f=40 to 15kHz
RL=4W
RL=8W
d
(%)
Vo
(Vp-p)
-20
-60
1
10210310410510610
10
Fig.4 Total harmonic distortion
vs. output power
2
10
1
10
0
10
-1
10
-2
10
-2
10
10
f=15kHz
f=1kHz
-1
Gv=26dB
10
Fig.6 Large signal frequency
response
30
25
20
15
10
Vs=+-15V
RL=4 W
8
7
4
24 28 32 36 40 44
Vs (V)Frequency (Hz)
Fig.5 Two tone CCIF
2
intermodulation distortion
10
d
(%)
1
10
Vs=32V
Order (2f1-f2)
Order (2f2-f1)
2
10
Po=4W
RL=4W
Gv=26dB
10
3
0
Vs=38V
W
RL=8
Vs=32V
RL=4W
0
1
10
Po (W) Frequency (Hz)
2
10
10
-1
10
-2
10
1
10
Po (W)
4
10
5
10
Fig.7 Maximum allowable power
dissipation vs. ambient
temperture
30
Vs=+-15V
RL=8 W
Ptot
(W)
25
20
15
10
heatsink having
Rth=4
heatsink having
Rth=8
X
C/W
heatsink having
Rty=25
infinite heatsink
C/W
X
C/W
X
5
10
CONTEK
1
2
10
3
10
Frequency (kHz)
4
10
Contek Microelectronics Co.,Ltd.
5
-50 0 50 100 150 200
Tamb (XC)
5
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