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UC3823AQ датащи(PDF) 4 Page - Texas Instruments |
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UC3823AQ датащи(HTML) 4 Page - Texas Instruments |
4 / 18 page UC1823A,UC2823A, UC2823B, UC3823A,UC3823B,UC1825A, UC2825A,UC2825B,UC3825A,UC3825B SLUS334D − AUGUST 1995 − REVISED NOVEMBER 2008 www.ti.com 4 ELECTRICAL CHARACTERISTICS TA = −55°C to 125°C for the UC1823A/UC1825A, TA = −40°C to 85°C for the UC2823x/UC2825x, TA = 0°C to 70°C for the UC3823x/UC3825x, RT = 3.65 kΩ, CT = 1 nF, VCC = 12 V, TA = TJ (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT REFERENCE, VREF VO Ouput voltage range TJ = 25°C, IO = 1 mA 5.05 5.1 5.15 V Line regulation 12 V ≤ VCC ≤ 20 V 2 15 mV Load regulation 1 mA ≤ IO ≤ 10 mA 5 20 mV Total output variation Line, load, temperature 5.03 5.17 V Temperature stability(1) T(min) < TA < T(max) 0.2 0.4 mV/ °C Output noise voltage(1) 10 Hz < f < 10 kHz 50 µVRMS Long term stability(1) TJ = 125°C, 1000 hours 5 25 mV Short circuit current VREF = 0 V 30 60 90 mA OSCILLATOR fOSC Initial accuracy(1) TJ = 25°C 375 400 425 kHz fOSC Initial accuracy(1) RT = 6.6 kΩ, CT = 220 pF, TA = 25°C 0.9 1 1.1 MHz Total variation(1) Line, temperature 350 450 kHz Total variation(1) RT = 6.6 kΩ, CT = 220 pF, 0.85 1.15 MHz Voltage stability 12 V < VCC < 20 V 1% Temperature stability(1) T(min) < TA < T(max) +/− 5% High-level output voltage, clock 3.7 4 Low-level output voltage, clock 0 0.2 Ramp peak 2.6 2.8 3 V Ramp valley 0.7 1 1.25 V Ramp valley-to-peak 1.6 1.8 2 IOSC Oscillator discharge current RT = OPEN, VCT = 2 V 9 10 11 mA ERROR AMPLIFIER Input offset voltage 2 10 mV Input bias current 0.6 3 A Input offset current 0.1 1 µA Open loop gain 1 V < VO < 4 V 60 95 CMRR Common mode rejection ratio 1.5 V < VCM < 5.5 V 75 95 dB PSRR Power supply rejection ratio 12 V < VCC < 20 V 85 110 dB IO(sink) Output sink current VEAOUT = 1 V 1 2.5 mA IO(src) Output source current VEAOUT = 4 V −0.5 −1.3 mA High-level output voltage IEAOUT = −0.5 mA 4.5 4.7 5 V Low-level output voltage IEAOUT = −1 mA 0 0.5 1 V Gain bandwidth product f = 200 kHz 6 12 Mhz Slew rate(1) 6 9 V/ µs (1) Ensured by design. Not production tested. |
Аналогичный номер детали - UC3823AQ |
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Аналогичное описание - UC3823AQ |
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