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UNISONIC TECHNOLOGIES CO., LTD TDA7053A
STEREO BTL AUDIO OUTPUT AMPLIFIER WITH DC VOLUME CONTROL
DESCRIPTION
The UTC TDA7053A is stereo BTL output amplifiers with DC volume control and specially is designed for use in TV and monitors, but are also suitable for battery-fed portable recorders and radios. Different packages are supplied for different output power, DIP-16 for 2x1W and SOP-16 for 2x0.5W.
LINEAR INTEGRATED CIRCUIT
DIP-16
FEATURES
* DC volume control * Few external components * Mute mode * Thermal protection * Short-circuit proof * No switch-on and switch-off clicks * Good overall stability * Low power consumption * Low HF radiation * ESD protected on all pins.
SOP-16
*Pb-free plating product number: TDA7053AL
ORDERING INFORMATION
Order Number Normal Lead Free Plating TDA7053A-D16-T TDA7053AL-D16-T TDA7053A-S16-R TDA7053AL-S16-R TDA7053A-S16-T TDA7053AL-S16-T Package DIP-16 SOP-16 SOP-16 Packing Tube Tape Reel Tube
www.unisonic.com.tw Copyright (c) 2005 Unisonic Technologies Co., Ltd
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TDA7053A
PIN CONFIGURATION
NC VC1 NC VIN(1) VCC VIN(2) SGND VC2 1 2 3 4 5 6 7 8 16 15
LINEAR INTEGRATED CIRCUIT
OUT1+ NC
14 PGND1 13 12 11 OUT1OUT2NC
10 PGND2 9 OUT2+
PIN DESCRIPTION
PIN NO. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 SYMBOL NC VC1 NC VIN(1) VCC VIN(2) SGND VC2 OUT2+ PGND2 NC OUT2OUT1PGND1 NC OUT1+ DESCRIPTON No connection DC volume control 1 No connection Voltage input 1 Positive supply voltage Voltage input 2 Signal ground DC volume control 2 Positive output 2 Power ground 2 No connection Negative output 2 Negative output 1 Power ground 1 No connection Positive output 1
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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TDA7053A
BLOCK DIAGRAM
LINEAR INTEGRATED CIRCUIT
VCC
5 Input 1 DC Volume Control 1 4 2 I+i 16 Positive Output1
Channel 1
I-i 13 Negative Output1
+ VREF
STABILIZER TEMPERATURE PROTECTION
Input 2 DC Volume Control 2
6 8
I-i
12
Negative Output2
Channel 2
I+i 9 Positive Output2
1,3,11,15 Not Connected
7 Signal Ground
14 Power Ground1
10 Power Ground2
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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TDA7053A
ABSOLUTE MAXIMUM RATINGS
PARAMETER
LINEAR INTEGRATED CIRCUIT
RATINGS UNIT Supply Voltage 18 V Repetitive Peak Output Current 1.25 A Non- Repetitive Peak Output Current 1.5 A DIP-16 2.5 W Total Power Dissipation (Ta 25 ) PD SOP-16 1.32 W Short-Circuit Time TSC 1 hr Input Voltage Pins 2, 4, 6 and 8 VIN 5 V Junction Temperature TJ +125 Operating Ambient Temperature TOPR -20~+85 Storage Temperature TSTG -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 -20 ~ +85 .
SYMBOL VCC IORM IOSM
THERMAL DATA
PARAMETER Thermal Resistance From Junction To Ambient In Free Air DIP-16 SOP-16 SYMBOL
JA
RATINGS 50 95
UNIT K/W K/W
ELECTRICAL CHARACTERISTICS(VCC= 6V, Ta= 25 , fIN=1kHz, unless otherwise specified)
PARAMETER Supply Voltage Total Quiescent Current (Note) Maximum Gain: V2,8 1.4 V Output Power Total Harmonic Distortion DIP-16 SOP-16 DIP-16 SOP-16 SYMBOL TEST CONDITONS VCC IQ VCC=6V, RL= POUT THD THD=10%, RL= 8 THD=10%, RL= 16 POUT=0.5W POUT=0.25W 39.5 1 MIN. 4.5 TYP. 22 1.0 0.5 1.1 0.55 0.3 0.3 40.5 1 1 41.5 MAX. 18 25 UNIT V mA W W % % dB V V Hz dB 200 25 1 1 mV k dB dB dB
Voltage Gain Input Signal Handling (RMS value) Noise Output Voltage Bandwidth Supply Voltage Ripple Rejection DC Output Offset Voltage Input Impedance (pins 4 and 6) Channel Separation Channel Unbalance
GV VIN(RMS) Gv=0dB, THD<1% eN fIN=500kHz, RS=0, BW=5kHz BW At-1dB VIN(RMS)= 200mV, RS = 0, RR fIN = 100Hz~10kHz VO(OFF) | V16~V13 | and | V12~V9 | ZIN CS RS=5k VDC1 = VDC2 | GV| G1=0dB, VDC1 = VDC2
210 20Hz ~ 300kHz(TYP.) 34 15 40 38 0 20
Mute Position: V2,8 = 0.4 V 30 mV Output Voltage In Mute Position VO(MUTE) VIN=1.0V, Rs = 5 k 30 40 V DC Volume Control Gain Control GC 68.5 73.5 dB Volume Control Current IDC V2=V8=0V -20 -25 -30 A Notes: With a load connected to the outputs the quiescent current will increase, the maximum value of this increase being equal to the DC output offset voltage divided by RL.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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TDA7053A
TEST AND APPLICATION DIAGRAM CIRCUITS
LINEAR INTEGRATED CIRCUIT
(1) 5 470nF Input 1 Rs 5k 4 2 + I+i I-i
100nF
+
VCC=6V
220 F
16
+ (2)
13
-
STABILIZER
TEMPERATURE MCL PROTECTION
12 470nF Input 2 DCVolume 7 Signal Ground 10 14
6 8
(2)
+ -
I-i I+i 9
Rs 5k
+
Power Ground
VCC=6V
Volume Control + 1F 1M 2,8 Maximum Voltage Gain 34 dB Volume Control + 1F 22k 56k 2,8 Maximum Voltage Gain 40 dB
(1) This capacitor can be omitted if the 220 connected close to pin 5. (2) RL= 8
F electrolytic capacitor is
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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TDA7053A
TYPICAL CHARACTERISTICS
Quiescent Current as a Function of Voltage
40 12
LINEAR INTEGRATED CIRCUIT
THD as a Function of Output Power
(1)VCC=4.5V (2)VCC=6V, RL=8 (3)VCC=12V, RL=25
30 8
THD (%)
IQ (mA)
(1)
4
(2)
(3)
20
10
0
0
4
8
12
16
20
0 10-2
10-1
1
10
VCC (V)
POUT (W) Output Power as a Function of Supply Voltage
2.5
(1)RL= 8 (2)RL=16 (3)RL=25
THD as a Function of Frequency
10
(1)Gv=30dB,POUT=0.1W (2)Gv=40dB,POUT=0.1W
8
2.0
POUT (W)
THD (%)
6 4
1.5 1.0
(1)
(2) (3)
(2)
2 0 10-2
(1)
0.5 0
10-1
1
10
102
0
4
8
12
16
f (kHz)
Total Worst Wase Power Dissipation as a Function of Supply Voltage
4
(1)RL=8 (2)RL=16 (3)RL=25
VCC (V)
Voltage Gain as a Function of Volume Control Voltage
80 40
3
(1)
(2)
(3)
Gv (dB) 0 -40 -80 -120
PDISS (W)
2
1
0
0
4
8
12
16
0
0.4
0.8
1.2
1.6
2.0
VCC (V)
VVC (V)
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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TDA7053A
TYPICAL CHARACTERISTICS(Cont.)
Noise Voltage as a Function of Volume Control Voltage
1
f=22Hz ~ 22kHz
LINEAR INTEGRATED CIRCUIT
RR as a Function of Frequency
0
(1) VDC=1.4V, Vripple=0.2V (2) VDC=1.4V, Vripple=0.2V
-20 Gv (dB)
10-1
RR(dB)
(1)
-40
-60
(2)
10-1 1 10 102
10-2
0
0.4
0.8
1.2
1.6
2.0
-80 -2 10
VVC (V)
Input Signal Handling
2.0 1.6 1.2 0.8 0.4 0
THD=1%
f (kHz)
Volume Control Current as a Function of Volume Control Voltage
30 20 10 0 -10 -20
VIN (V)
IVC( A)
20
0
4
12 8 VCC (V)
16
-30
0
0.4
0.8
1.2
1.6
2.0
VVC (V)
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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