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UC2843B Fiches technique(PDF) 3 Page - Unisonic Technologies |
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UC2843B Fiches technique(HTML) 3 Page - Unisonic Technologies |
3 / 8 page UC2843B LINEAR INTEGRATED CIRCUIT UNISONICTECHNOLOGIESCO.,LTD 3 of 8 www.unisonic.com.tw QW-R103-048.D ABSOLUTE MAXIMUM RATING (TA=25°C, unless otherwise specified) PARAMETER SYMBOL RATINGS UNIT Supply Voltage (Low impedance source) VCC 30 V Analog Input Voltage (VFB and ISENSE) VIN -0.3~+6.3 V Supply Current ICC 30 mA Error Amplifier Output Sink Current IO(SINK) 10 mA Output Current IOUT ±1 A Power Dissipation SOP-8 PD 800 mW DIP-8 1250 Output Energy (Capacitive load) W 5 μJ Junction Temperature TJ 150 °C Operating Temperature TOPR -40~+85 °C Storage Temperature TSTG -65~+150 °C Notes: 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. All voltages are concerning the device GND terminal. THERMAL DATA PARAMETER SYMBOL RATINGS UNIT Thermal Resistance Junction to Ambient SOP-8 θJA 156 C/W DIP-8 100 C/W RECOMMENDED OPERATING CONDITIONS PARAMETER SYMBOL MIN TYP MAX UNIT Supply Voltage VCC 30 V Input Voltage RT/CT VIN 0 5.5 V VFB and ISENSE 0 5.5 V Output Voltage (OUTPUT) VOUT 0 30 V Supply Current, Externally Limited ICC 25 mA Output Current IOUT 200 mA Reference Output Current IO(REF) -20 mA Oscillator Frequency fOSC 100 500 kHz Operating Temperature TA -40 +85 °C ELECTRICAL CHARACTERISTICS (VCC=15V, RT =10kΩ, CT=3.3nF, TJ=25°C, unless otherwise specified) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT REFERENCE SECTION Reference Output Voltage VREF IOUT =1mA, TJ =25°C 4.95 5 5.05 V Line Regulation ∆VOUT VCC = 12V~25V 6 20 mV Load Regulation ∆VOUT IOUT = 1mA~20mA 6 25 mV Average Temperature Coefficient Of Output Voltage TS 0.2 0.4 mV/°C Total Output Variation VREF VCC =12V~25V, IOUT =1mA~20mA 4.9 5.1 V Output Noise Voltage eN f = 10Hz~10kHz, TJ =25°C 50 μV Long Term Stability TJ=25°C For 1000 hours 5 25 mV Output Short Circuit Current ISC -30 -100 -180 mA |
Numéro de pièce similaire - UC2843B_13 |
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Description similaire - UC2843B_13 |
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