UNISONIC TECHNOLOGIES CO., A6225 LINEAR INTEGRATED CIRCUIT DUAL PRE-AMPLIFIER FEATURES * Dual pre amplifier for cat or home stereo use. * High voltage gain: GVO = 100dB (Typ.) at f= 1kHz. * Excellent channel separation and high ripple rejection : CS = 65dB(Typ.) (f = 10kHz, RG = 2.2kΩ, VOUT= 0dBm) : RR = 50dB(Typ.) * Low noise: VNI = 1.0µV(Typ.) at RG = 2.2kΩ, Bw =20Hz~20kHz * Wide operating supply voltage range: VCC = 6~16V (Ta = 25℃) SIP-9 *Pb-free plating product number: A6225L ORDERING INFORMATION Order Number Normal Lead free A6225-G09-T A6225L-G09-T www.unisonic.com.tw Copyright © 2005 Unisonic Technologies Co., Package Packing SIP-9 Tube 1 QW-R107-039,A A6225 LINEAR INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS (Ta = 25℃) PARAMETER SYMBOL RATINGS UNIT Supply Voltage VCC 16 V Power Dissipation (Note) PD 700 mW Operating Temperature TOPR 0 ~ +70 ℃ Storage Temperature TSTG -40 ~ +150 ℃ Note 1. Derated above Ta = 25℃ in the Proportion of 5.6mW/℃ 2. Absolute maximum ratings are stress ratings only and functional device operation is not implied. The device could be damaged beyond Absolute maximum ratings. 3. The device is guaranteed to meet performance specifications within 0℃~70℃ operating temperature range and assured by design from –20℃~85℃. ELECTRICAL CHARACTERISTICS (Ta=25℃, VCC 6V, RG=600Ω, RL=10kΩ, f=1kHz, unless otherwise specified.) PARAMETER SYMBOL TEST CONDITIONS Supply Current ICC VIN = 0V OPEN GVO VOUT = 0dBm Voltage Gain CLOSED GVC VOUT = 0dBm Maximum Output Voltage VO(MAX) THD = 1% Equivalent Input Noise Voltage VIN(NO) RG = 2.2kΩ, BPF = 20Hz ~ 20kHz Input Resistance RIN Channel Separation CS f = 10kHz, VOUT = 0dBm Ripple Rejection RR f = 10kHz, RG = 2.2kΩ Total Harmonic Distortion THD VOUT = 0dBm UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw MIN 75 38.5 1.0 50 TYP 3 100 41.5 1.8 1.0 150 65 50 0.04 MAX 6 44.5 1.7 0.25 UNIT mA dB V µV kΩ dB dB % 2 QW-R107-039,A A6225 LINEAR INTEGRATED CIRCUIT TEST CIRCUIT 47μF + a SW1 47Ω 0.033μF a b 2.7kΩ + 100kΩ SW2 47μF b 100kΩ 2 10μF RL 10kΩ UTC A6225 + 4 V CC + 100μF - 8 + 6 10μF - - OUT 1 1 5 IN 2 + IN 1 3 - 10μF + OUT 2 RL 10kΩ 10μF 7 47μF + SW2 a SW4 100kΩ b 2.7kΩ b 100kΩ a - + 47μF 0.033μF 47Ω * GVO SW1~SW4 b SIDE TYPICAL APPLICATION CIRCUIT 0.033μF NAB EQ 2.7kΩ + 47Ω 47μF 100kΩ - 2 10μF + 3 - 10μF - + IN 1 1 1000pF + 8 6 1000pF VCC + - 100μF + - 4 - UTC A6225 5 IN 2 OUT 1 RL 10kΩ 10μF OUT 2 RL 10kΩ 7 2.7kΩ 100kΩ + 47Ω 47μF - UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 0.033μF 3 QW-R107-039,A A6225 LINEAR INTEGRATED CIRCUIT THD- VOUT VOUT - VIN OUTPUT VOLTAGE, VOUT (V) TOTAL HARMONIC DISTORTION, THD (%) TYPICAL CHARACTERISTICS 3 VCC = 6V 1 RL = 10kΩ 0.5 NAB EQ 0.3 f= 0.1 0.05 0.03 f = 1kHz f = 10kHz 0.01 0.005 0.003 0.01 0.03 10 0H z 0.3 0.1 1 3 10 10 5 3 1 0.5 0.3 f= z 0H 0 1 Hz 1k kH 10 0.1 0.05 0.03 0.01 0.1 0.3 OUTPUT VOLTAGE, V OUT (V) VCC = 6V VOUT = 0dBm NAB EQ 1 0.8 f = 1kHz RL = 10kΩ THD = 1% 4 6 8 10 12 14 16 180 VCC = 6V 160 V OUT = 0dBm 140 RL = 10kΩ 120 0μF 100 = 22 NF C 80 CNF = 100μF 60 CNF = 47μF 40 20 0 30 100 300 1k 3k 10k FREQUENCY, f (Hz) RR - VCC RR - R G fRIPPLE = 100Hz VRIPPLE = 0dBm RG = 2.2kΩ -10 -20 -30 -40 -50 -60 2 30 100 300 SUPPLY VOLTAGE, VCC (V) 0 0 OPEN LOOP VOLTAGE GAIN, G VO (dB) 1.2 4 6 8 10 12 14 16 18 20 SUPPLY VOLTAGE, V CC (V) UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw RIPPLE REJECTION, RR (dB) MAXMUM OUTPUT VOLTAGE, VOM (V) RIPPLE REJECTION, RR (dB) 1.6 2 10 G VO - f 2.0 0 0 3 INPUT VOLTAGE, VIN (mV) VOM - VCC 2.4 0.4 z 30k 100k 0 VCC = 6V f -10 RIPPLE = 100Hz VRIPPLE = 0dBm -20 -30 -40 -50 -60 50 100 300 1k 3k 10k 20k SIGNAL SOURCE RESISTANCE, R G (Ω) 4 QW-R107-039,A A6225 LINEAR INTEGRATED CIRCUIT RIPPLE REJECTION, RR (dB) RR - f 0 V = 6V CC -10 RG = 2.2kΩ -20 VRIPPLE = 0dBm -30 -40 -50 -60 -70 -70 30 100 300 1k 3k 10k 30k 100k QUIESCENT CURRENT, IQ (mA) TYPICAL CHARACTERISTICS IQ - VCC 6 VIN = 0 5 4 3 2 1 0 0 FREQUENCY, f (Hz) 2 4 EQUIVALENT INPUT NOISE VOLTAGE, VNI (μV) VOLTAGE GAIN, G V (dB) 70 R L = 10kΩ NAB EQ 40 30 20 10 0 1k 3k 10k 3.2 R = 2.2kΩ G 2.8 RL = 10kΩ 2.4 DIN AUDIO FILTER 2.0 1.6 1.2 0.8 0.4 0 4 6 8 5 4 3 2 1 0 30 10 12 14 16 18 20 SUPPLY VOLTAGE, VCC (V) 100 300 3k 1k 10k 30k SIGNAL SOURCE RESISTANCE, R G (Ω) CHANNEL SEPARATION, CS (dB) EQUIVALENT INPUT NOISE VOLTAGE, VIN(NO) (μV) VIN(NO) - VCC 2 8 V = 6V CC 7 RL = 10kΩ 6 DIN AUDIO FILTER 30k 100k FREQUENCY, f (Hz) 0 14 16 18 VNI - RG 90 VCC = 6 V 80 VOUT = 0dBm 30 100 300 10 12 SUPPLY VOLTAGE, VCC (V) GV - f 60 50 8 6 CS - f 0 VCC = 6V -10 RL = 10kΩ -20 RG = 2.2kΩ -30 VOUT = 0dBm -40 -50 -60 -70 -80 -90 30 100 300 1k 3k 10k 30k 100k FREQUENCY, f (Hz) 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 5 QW-R107-039,A