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CS3843AGN8 データシート(PDF) 2 Page - Cherry Semiconductor Corporation |
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CS3843AGN8 データシート(HTML) 2 Page - Cherry Semiconductor Corporation |
2 / 6 page 2 Electrical Characteristics: -25° ≤ TA ≤ 85˚C for CS2842A/2843A, 0° ≤ TA ≤ 70˚C for CS3842A/3843A. VCC = 15V (Note 1); RT = 680Ω, CT = .022µF for triangular mode, RT = 10kΩ, CT = 3.3nF for sawtooth mode (see Figure 3), unless otherwise stated. CS2842A/CS2843A CS3842A/CS3843A PARAMETER TEST CONDITIONS MIN TYP MAX MIN TYP MAX UNITS s Reference Section Output Voltage TJ = 25˚C, IOUT = 1mA 4.95 5.00 5.05 4.90 5.00 5.10 V Line Regulation 12 ≤ VIN ≤ 25V 6 20 6 20 mV Load Regulation 1 ≤ IOUT ≤ 20mA 6 25 6 25 mV Temperature Stability (Note 2) 0.2 0.4 0.2 0.4 mV/˚C Total Output Variation Line, Load, Temp. (Note 2) 4.90 5.10 4.82 5.18 V Output Noise Voltage 10Hz ≤ f ≤ 10kHz, TJ = 25˚C (Note 2) 50 50 µV Long Term Stability TA = 125˚C, 1kHrs. (Note 2) 5 25 5 25 mV Output Short Circuit TA = 25˚C -30 -100 -180 -30 -100 -180 mA s Oscillator Section Initial Accuracy Sawtooth Mode (see Fig. 3), TJ = 25˚C 475257475257 kHz Triangular Mode (see Fig. 3), TJ = 25˚C 475257445260 kHz Voltage Stability 12 ≤ VCC ≤ 25V 0.2 1.0 0.2 1.0 % Temp. Stability Sawtooth Mode TMIN ≤ TA ≤ TMAX (Note 2) 5 5 % Triangular Mode TMIN ≤ TA ≤ TMAX (Note 2) 8 8 % Amplitude OSC peak to peak 1.7 1.7 V Discharge Current TJ = 25˚C 7.5 8.3 9.3 7.5 8.3 9.3 mA TMIN ≤ TA ≤ TMAX 7.2 9.5 7.2 9.5 mA s Error Amp Section Input Voltage VCOMP = 2.5V 2.45 2.50 2.55 2.42 2.50 2.58 V Input Bias Current VFB = 0 -0.3 -1.0 -0.3 -2.0 µA AVOL 2 ≤ VOUT ≤ 4V 65 90 65 90 dB Unity Gain Bandwidth (Note 2) 0.7 1.0 0.7 1.0 MHz PSRR 12 ≤ VCC ≤ 25V 60 70 60 70 dB Output Sink Current VFB = 2.7V, VCOMP = 1.1V 2 6 2 6 mA Output Source Current VFB = 2.3V, VCOMP = 5V -0.5 -0.8 -0.5 -0.8 mA VOUT High VFB = 2.3V, RL = 15kΩ to ground 5 6 5 6 V VOUT Low VFB = 2.7V, RL = 15kΩ to VREF 0.7 1.1 0.7 1.1 V s Current Sense Section Gain (Notes 3 & 4) 2.85 3.00 3.15 2.85 3.00 3.15 V/V Maximum Input Signal VCOMP = 5V (Note 3) 0.9 1.0 1.1 0.9 1.0 1.1 V PSRR 12 ≤ VCC ≤ 25V (Note 3) 70 70 dB Input Bias Current VSense = 0 -2 -10 -2 -10 µA Delay to Output TJ = 25˚C (Note 2) 150 300 150 300 ns s Output Section Output Low Level ISINK = 20mA 0.1 0.4 0.1 0.4 V ISINK = 200mA 1.5 2.2 1.5 2.2 V Output High Level ISOURCE = 20mA 13.0 13.5 13.0 13.5 V ISOURCE = 200mA 12.0 13.5 12.0 13.5 V |
同様の部品番号 - CS3843AGN8 |
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同様の説明 - CS3843AGN8 |
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