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UC3842AL-D08-T Datasheet(PDF) 3 Page - E-Tech Electronics LTD |
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UC3842AL-D08-T Datasheet(HTML) 3 Page - E-Tech Electronics LTD |
3 / 9 page UC3842A/3843A LINEAR INTEGRATED CIRCUIT UNISONICTECHNOLOGIESCO.,LTD 3 of 9 www.unisonic.com.tw QW-R103-002.G ABSOLUTE MAXIMUM RATINGS (TA=25℃, unless otherwise specified) PARAMETER SYMBOL RATINGS UNIT Supply Voltage(Low Impedance Source) VCC 30 V Supply Voltage(ICC<30mA) VCC Self Limiting V Analog Inputs (Pin 2,3) VI(ANA) -0.3 ~ +6.3 V Output Current (Peak ) IO(PEAK) ±1 A Error Amplifier Output Sink Current ISINK(EA) 10 mA Output Energy (Capacity Load) 5 μJ Power Dissipation( TA≦25℃) DIP-8 PD 1250 mW SOP-8 800 Derated at TA>25℃ 8 mW/℃ Junction Temperature TJ +150 ℃ Storage Temperature TSTG -65 ~ +150 ℃ Note Absolute maximum ratings are those values beyond which the device which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. ELECTRICAL CHARACTERISTICS (0℃≦TA≦70℃, VCC=15V, RT=10kΩ, CT=3.3nF, unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT REFERENCE SECTION Output Voltage VREF TJ=25℃,IOUT=1mA 4.9 5 5.1 V Line Regulation ΔVREF 12≦VIN25V 6 20 mV Load Regulation ΔVREF 1≦IOUT=20mA 6 25 mV Temperature Stability (Note 1) 0.2 0.4 mV/℃ Total Output Variation Line, Load, Temp (Note 1) 4.82 5.18 V Output Noise Voltage VOSC 10Hz≦f≦10kHz,TJ=25℃ (Note 1) 50 μV Long Term Stability TA=25℃,1000Hrs (Note 1) 5 25 mV Output Short Circuit ISC -30 -100 -180 mA OSCILLATOR SECTION Initial Accuracy f TJ=25℃ 47 52 57 kHz Voltage Stability Δf/ΔVCC 12≦VCC≦25V 0.2 1 % Temperature Stability TMIN≦TA≦TMAX (Note 1) 5 % Amplitude VOSC VPIN4 peak to peak 1.7 V ERROR AMPLIFIER SECTION Input Voltage VI(EA) VPIN1=2.5V 2.42 2.50 2.58 V Input Bias Current II(BIAS) -0.3 -2 μA AVOL 2V ≦VOUT≦4V 60 90 dB Unity Gain Bandwidth TJ=25℃ (Note 1) 0.7 1 MHz PSRR I2≦VCC≦25V 60 70 dB Output Sink Current IO(SINK) VPIN2=2.7V,VPIN1=1.1V 2 6 mA Output Source Current IO(SOURCE) VPIN2=2.3V,VPIN1=5V -0.5 -0.8 mA VOUT High VOH VPIN2=2.3V, RL=15kΩ to GND 5 6 V VOUT Low VOL VPIN2=2.7V,VPIN1=1.1V 0.7 1.1 V |
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