UNISONIC TECHNOLOGIES CO., LTD M2073 LINEAR INTEGRATED CIRCUIT DUAL LOW VOLTAGE POWER AMPLIFIER DESCRIPTION As a dual low voltage power amplifier, the UTC M2073 has the internal circuits, such as parasitic oscillation preventing circuit and muting circuit. Considering the fixed gain of UTC M2073, there’s an additional voltage reducing application for the UTC M2073. The normal application of M2073 is being used as a dual audio power amplifier in lots of portable equipments. FEATURES * Operating Voltage ( VCC=1.8V~15V ) * Low Crossover Distortion * Low Operating Current * Bridge or Stereo Configuration * No Turn-on Noise * Bipolar Technology ORDERING INFORMATION Ordering Number Lead Free Plating Halogen Free M2073L-D08-T M2073G-D08-T M2073L-S08-R M2073G-S08-R www.unisonic.com.tw Copyright © 2010 Unisonic Technologies Co., Ltd Package Packing DIP-8 SOP-8 Tube Tape Reel 1 of 9 QW-R107-060.B M2073 LINEAR INTEGRATED CIRCUIT PIN CONFIGURATION UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 2 of 9 QW-R107-060.B M2073 LINEAR INTEGRATED CIRCUIT BLOCK DIAGRAM OUTPUT A 1 8 A-INPUT 7 A+INPUT 6 B+INPUT 5 B-INPUT 300Ω 50kΩ 100kΩ A VCC 2 BIAS OUTPUT B 3 100kΩ 300Ω 50kΩ GND 4 B V+ UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 3 of 9 QW-R107-060.B M2073 LINEAR INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATING PARAMETER SYMBOL VCC VIN IOP RATINGS UNIT 15 V ± 0.4 V 1 A DIP-8 700 mW Power Dissipation PD SOP-8 300 mW Junction Temperature TJ 125 °С Operating Temperature TOPR -40 ~ +85 °С Storage Temperature TSTG -40 ~ +125 °С 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 Input Voltage Range Output Peak Current ELECTRICAL CHARACTERISTICS BTL Configuration (Page 6) ( Vcc=6V,Ta=25°С) PARAMETER SYMBOL Operating Voltage VCC Operating Current ICC RL=∞ Output Offset Voltage ∆VOUT RL=8Ω ( Between the Outputs ) Input Bias Current II(BIAS) Output Power POUT Total Harmonic Distortion THD Close Loop Voltage Gain Input Impedance Equivalent Input Noise Voltage Ripple Rejection GV ZIN VNI1 VNI2 RR Cutoff Frequency fH TEST CONDITIONS VCC =9V,RL=16Ω ( Note ) VCC =6V,RL=8Ω ( Note ) VCC =4.5V,RL=8Ω VCC =4.5V,RL=4Ω ( Note ) THD=10% VCC =3V,RL=4Ω f=1kHz VCC =2V,RL=4Ω VCC =6V,RL=16Ω ( Note ) VCC =4V,RL=8Ω ( Note ) VCC =3V,RL=4Ω ( Note ) VCC =2V,RL=4Ω VCC =6V,RL=8Ω THD=1% VCC =4.5V,RL=4Ω f=40Hz~15kHz VCC =4V,RL=8Ω POUT=0.5W, RL=8Ω, f=1kHz VCC =4V,RL=8Ω, POUT=200mW, RL=8Ω, f=1kHz MIN TYP MAX UNIT 1.8 15 V 6 9 mA 10 0.9 DIP-8 200 SOP-8 DIP-8 SOP-8 DIP-8 SOP-8 f=1kHz f=1kHz RS=10kΩ, A Curve RS=10kΩ, B=22Hz~22kHz f=100Hz GV= -3dB from f=1kHz, RL=8Ω, POUT =1W GV=-3dB from f=1kHz, RL=16Ω, POUT=0.5W 350 200 41 100 DIP-8 SOP-8 50 100 2.0 1.2 0.6 0.8 300 80 0.8 460 300 80 1.0 0.6 380 0.2 0.2 44 2 2.5 40 130 130 47 mV nA W W W W mW mW W mW mW mW W W mW % % dB kΩ µV µV dB kHz kHz Note: At on PC Board UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 4 of 9 QW-R107-060.B M2073 LINEAR INTEGRATED CIRCUIT ELECTRICAL CHARACTERISTICS(Cont.) Stereo Configuration (Page 7 ) PARAMETER SYMBOL Operating Voltage VCC Output Voltage VOUT Operating Current ICC RL=∞ Input Bias Current II(BIAS) Output Power (Each Channel) POUT Total Harmonic Distortion THD Voltage Gain Channel Balance Input Impedance Equivalent Input Noise Voltage Ripple Rejection GV ∆ GV ZIN VNI1 VNI2 RR Cutoff Frequency fH TEST CONDITIONS VCC =6V,RL=4Ω ( Note ) VCC =4.5V,RL=4Ω VCC =3V,RL=4Ω VCC =2V,RL=4Ω THD=10% VCC =6V,RL=16Ω f=1kHz VCC =5V,RL=8Ω ( Note ) VCC =4V, RL=4Ω ( Note ) VCC =3V, RL=4Ω VCC =2V, RL=4Ω VCC =6V,RL=4Ω THD=1% VCC =4.5V,RL=4Ω f=1kHz VCC =4V,RL=4Ω POUT=0.4W, RL=4Ω, f=1kHz VCC =4V, RL=4Ω, POUT=150mW, f=1kHz f=1kHz DIP-8 SOP-8 DIP-8 SOP-8 DIP-8 SOP-8 f=1kHz RS=10kΩ, A Curve RS=10kΩ, B=22Hz~22kHz f=100Hz, CX=100µF GV =-3dB from f=1kHz, RL=8Ω, POUT =250mW DIP-8 GV=-3dB from f=1kHz, RL=16Ω, POUT=125mW SOP-8 MIN TYP MAX UNIT 1.8 15 V 2.7 V 6 9 mA 100 nA 0.5 0.65 W 0.32 W 120 mW 30 mW 240 mW 270 mW 180 250 mW 120 mW 30 mW 500 mW 250 mW 180 mW 0.25 % 0.25 % 41 44 47 dB ±1 dB 100 kΩ 2.5 µV 3 µV 24 30 dB 200 kHz 200 kHz Note: At on PC Board UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 5 of 9 QW-R107-060.B M2073 LINEAR INTEGRATED CIRCUIT APPLICATION CIRCUITS FOR BTL MODE 5 B-INPUT 4 GND 0.1µF 6 INPUT B+INPUT 3 OUTPUT B V+ 0.22µF 7 A+INPUT RL VCC 2 1Ω 8 C2 0.01µF A-INPUT 1 OUTPUT A C1 10µF BTL Configuration Applitaion Circuit RM=50kΩ RM=50kΩ INPUT Mute ON 5 B-INPUT GND 4 6 B+INPUT OUTPUT B 3 Mute OFF 0.22µF V+ 0.1µF 7 A+INPUT VCC RL 2 1Ω C1 C2 0.01µF 10µF C2 8 A-INPUT OUTPUT A 1 0.01µF BTL Configuration Muting Circuit UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 6 of 9 QW-R107-060.B M2073 LINEAR INTEGRATED CIRCUIT APPLICATION CIRCUITS FOR STERO MODE V+ RM=50kΩ CX Mute ON Mute OFF RM=50kΩ 100µF INPUT 5 B-INPUT GND 4 0.1µF 6 7 INPUT B+INPUT A+INPUT OUTPUT B 3 VCC 2 470µF 1Ω 470µF 8 A-INPUT OUTPUT A 1 0.22µF 1Ω CX 100µF RL RL 0.22µF Stero Configuration Muting Circuit UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 7 of 9 QW-R107-060.B M2073 TYPICAL CHARACTERISTICS 30 28 26 24 22 20 18 16 14 12 10 8 6 4 2 Maximum Output Voltage (BTL) Ta=25°С RL=∞ Maximum Output Voltage, VOM (V) Maximum Output Voltage, VOM (V) LINEAR INTEGRATED CIRCUIT 32Ω 16Ω 8Ω 4Ω Ta=25°С 32Ω 16Ω 8Ω 4Ω 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Operating Voltage, VCC (V) Operating Voltage, VCC (V) Power Dissipation vs. Output Power (BTL) 1.1 VCC=4.5V 0.9 0.8 0.7 THD=10% 0.6 0.5 Power Dissipation vs. Output Power (BTL) VCC=6V 1.0 THD=1% VCC=3V 0.4 0.3 RL=4Ω, 0.2 f=1kHz, 0.1 Ta=25°С 0 0 0.2 0.4 0.6 0.8 1.01.2 1.4 1.6 1.8 2.0 2.2 Power Dissipation, PD (W) 1.0 0.9 0.8 0.7 THD=10% VCC=4.5V 0.6 0.5 THD=1% 0.4 0.3 VCC=3V RL=8Ω, 0.2 f=1kHz, 0.1 Ta=25°С 0 0 0.2 0.4 0.6 0.8 1.01.2 1.4 1.6 1.8 2.0 2.2 Output Power, PO (W) 9 Voltage Gain vs. Temperature Operating Current vs. Temperature VCC=6V 48 7 Voltage Gain, AV (dB) 47 6 5 4 3 2 1 0 -50 Output Power, PO (W) 49 VCC=6V 8 Operating Current, ICC (mA) RL=∞ 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 1.1 Power Dissipation, PD (W) Maximum Output Voltage (Stereo) 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 -25 0 25 50 75 100 125 Ambient Temperature, Ta (°С) UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 46 45 44 43 42 41 40 -50 -25 0 25 50 75 100 125 Ambient Temperature, Ta (°С) 8 of 9 QW-R107-060.B M2073 LINEAR INTEGRATED CIRCUIT TYPICAL CHARACTERISTICS (Cont.) 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 9 of 9 QW-R107-060.B