Datasheet

UNISONIC TECHNOLOGIES CO., LTD
TDA22003
LINEAR INTEGRATED CIRCUIT
10 +10W STEREO AMPLIFIER

DESCRIPTION
The UTC TDA22003 is a class AB stereo audio power amplifier
that contains two identical amplifiers capable of delivering 10W per
channel. It is designed for quality Hi-Fi stereo applications and is
easily constructed and with minimum need of external components.

FEATURES
* Supply range 8V ~ 28V
* High power outputs (10W/Channel)
* High output current up to 3.5A
* Short circuit protection
* Thermal protection

ORDERING INFORMATION
Ordering Number
Lead Free
Halogen Free
TDA22003L-TB9-T
TDA22003G-TB9-T

Package
Packing
TO-220Z9
Tube
MARKING
www.unisonic.com.tw
Copyright © 2014 Unisonic Technologies Co., Ltd
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TDA22003

PIN CONFIGURATION

PIN DESCRIPTION
PIN NO.
1
2
3
4
5
6
7
8
9

PIN NAME
NON INV.INPUT1
INV.INPUT1
SVRR
INV.INPUT2
GND
NON INV.INPUT2
OUTPUT2
+VCC
OUTPUT1
LINEAR INTEGRATED CIRCUIT
DESCRIPTION
Non-inverting input1
Inverting input1
Internal 1/2 VCC supply rejection
Inverting input2
Ground
Non-inverting input2
Output2
Supply voltage
Output1
BLOCK DIAGRAM
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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
LINEAR INTEGRATED CIRCUIT
ABSOLUTE MAXIMUM RATINGS
PARAMETER
RATINGS
UNIT
28
V
repetitive, f ≥20Hz
3.5
A
Peak Output Current
IO(PEAK)
non repetitive, tp=100μs
4.5
A
Power Dissipation (TC = 90°C)
PD
20
W
Junction Temperature
TJ
+150
°C
Storage Temperature
TSTG
-40 ~ +150
°C
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.
Supply Voltage

THERMAL DATA
PARAMETER
Junction to Case

SYMBOL
VCC
SYMBOL
θJC
RATING
3
UNIT
°C/W
ELECTRICAL CHARACTERISTICS
(Refer to test circuit, TA= 25°C, VCC = 24V, GV = 36dB, unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS
Supply Voltage
VCC
Quiescent Output Voltage
VOUT
VCC = 24V
Input Saturation Voltage (rms)
VIN(SAT)
Total Input Noise Voltage
eN
Rg = 10KΩ, 22Hz~22KHz
Total Quiescent Drain Current
IQ
VCC = 24V
RL=4Ω
THD=1%,VCC=24V, f=1kHz
RL=8Ω
RL=4Ω
Output Power for each
POUT
f = 40Hz ~12.5kHz
channel
RL=8Ω
RL=4Ω
VCC = 18V, f = 1kHz
RL=8Ω
POUT = 0.1~7.0W
RL=4Ω
VCC=24V, f = 1kHz
POUT = 0.1~3.5W
Total Harmonic Distortion RL=8Ω
THD
for each channel
POUT = 0.1~5.0W
RL=4Ω
VCC=18V
RL=8Ω
POUT = 0.1~2.5W
Input Resistance
RIN
f = 1kHz, Non-Inverting Input
Low
fL
RL =4Ω
Frequency Roll off (-3dB)
High
fH
RL =4Ω
Closed Loop Voltage Gain
Gv
f = 1kHz
Closed Loop Gain Matching
∆Gv
f = 1kHz
Cross Talk
CT
RL = ∞, Rg = 10KΩ
f = 10kHz
Supply Voltage Rejection for each
SVR
fRIPPLE =100Hz, VRIPPLE =0.5V, Rg =10kΩ
channel
Thermal Shut-Down Junction Temp.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
MIN
8
300
10
5
70
35.5
TYP MAX UNIT
28
V
11.5
V
mV
2.5
8
μV
60
120 mA
12.5
W
7
W
W
W
7
W
4
W
0.2
%
0.1
%
0.2
%
0.1
%
200
kΩ
20
Hz
80
kHz
36 36.5 dB
0.5
dB
60
dB
50
55
dB
145
°C
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LINEAR INTEGRATED CIRCUIT
TEST AND APPLICATION CIRCUIT (GV = 36dB)
+VCC
0.1μF
RL
100μF
22μF
8
2200μF
3
+
7
1Ω
6
-
0.1μF
IN(L)
2.2μF
1.3KΩ
4
RR
18Ω
220μF
2200μF
+ 1
9
1Ω
0.1μF
-
1.3KΩ
IN(R)
2.2μF
2
18Ω
220μF
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
5
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TYPICAL CHARACTERISTICS
Output Power vs. Supply Voltage
Quiescent Current vs. Supply Voltage
20
RL=4Ω
Vs=24V, Gv=36dB,
f=1kHz, THD=1%
18
60
Output Power, POUT (W)
Quiescent Current, ID (mA)
70
50
40
30
20
16
14
RL=4Ω
12
10
8
6
4
RL=8Ω
2
10
6
10
18
26
14
22
Supply Voltage, VS (V)
0
10 12 14 16 18 20 22 24 26 28
Supply Voltage, VS (V)
30
Output Power vs. Supply Voltage
20
22
Vs=24V, Gv=36dB,
f=1kHz, THD=10%
20
16
14
Power Dissipation, PD(W)
Output Power, POUT (W)
18
RL=4Ω
12
10
8
6
4
RL=8Ω
2
16
PD
12
10
8
6
VS=24V
f=1kHZ
RL=4Ω
0
40
4
Distortion (%)
60
Efficiency, η(%)
80
7
5
8 12 16 20 24 28
Output Power, POUT (W)
32
VS=24V
f=1kHZ
5
η
4
20
Distortion vs. Output Power
6
9
6
40
η
PD
8
60
14
2
Total Power Dissipation and
Efficiency versus Output Power
10
Power Dissipation, PD(W)
80
18
4
0
10 12 14 16 18 20 22 24 26 28
Supply Voltage, VS (V)
11
Total Power Dissipation and Efficiency
versus Output Power
Efficiency, η(%)

4
3
RL=8Ω
2
RL=4Ω
3
VS=24V
f=1kHZ
RL=8Ω
2
1
0
0
2
4
6
20
8 10 12 14 16 18 20
Output Power, POUT (W)
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
1
0
0
2
4 6 8 10 12 14 16 18 20
Output Power, POUT (W)
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UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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