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UC1965 Arkusz danych(PDF) 2 Page - Texas Instruments |
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UC1965 Arkusz danych(HTML) 2 Page - Texas Instruments |
2 / 6 page 2 UC1965 UC2965 UC3965 ELECTRICAL CHARACTERISTICS Unless otherwise specified, VCC = 5V, TA =TJ. PARAMETER TEST CONDITIONS MIN TYP MAX UNITS General VCC 4.3 20 V Operating Current VCC = 5V 1.5 2 4 mA Undervoltage Current 200 µA Minimum Voltage to Start 3.9 4.1 4.3 V Hysteresis 200 300 400 mV VREF VREF Initial Accuracy +25°C 2.49 2.5 2.51 V VREF Over Temperature –55°C to +125°C 2.48 2.5 2.52 V Total Output Variation Line, Load, Temperature 2.475 2.5 2.525 V Line Regulation VCC = 4.3V to 20V 2 10 mV Load Regulation 0 µA to 500µA 2 10 mV Short Circuit Current VREF = 0V 2 mA Error Amplifier Input Bias VCM = 2.5V 200 400 nA Input Offset Voltage VCM = 2.5V 1 2 mV Input Offset Current VCM = 2.5V –100 0 100 nA Gain Bandwidth Product VIN = 50mV P-P (Note 1) 6 MHz Open Loop Gain VOUT = 1V to 3.75V 80 100 dB VREF VFB COMP NI 1 2 3 4 8 7 6 5 VCC OFFSET VOUT GND CONNECTION DIAGRAM DIL-8, SOIC-8 (Top View) J or N Package, D Package ABSOLUTE MAXIMUM RATINGS VCC. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3V to 20V VREF. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3V to 6V VFB, COMP, NI, VOUT . . . . . . . . . . . . . . . . . . . . . –0.3V TO 6V Storage Temperature . . . . . . . . . . . . . . . . . . . −65°C to +150°C Junction Temperature . . . . . . . . . . . . . . . . . . . –55°C to +150°C Lead Temperature (Soldering, 10 sec.) . . . . . . . . . . . . . +300°C Currents are positive into, negative out of the specified terminal. All voltages are with respect to ground. Consult Packaging Sec- tion of Databook for thermal limitations and considerations of packages. TEMPERATURE RANGE PACKAGE UC1965J –55°C to +125°C CDIP UC2965D –40°C to +85°C SOIC UC2965N PDIP UC3965D 0°C to +70°C SOIC UC3965N PDIP ORDERING INFORMATION |
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