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UC1901-SP датащи(PDF) 3 Page - Texas Instruments |
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UC1901-SP датащи(HTML) 3 Page - Texas Instruments |
3 / 12 page 3 UC1901 UC2901 UC3901 ELECTRICAL CHARACTERISTICS Unless otherwise stated, these specifications apply for VIN = 10V, RT = 10kΩ, CT = 820pF, TA = TJ. PARAMETER TEST CONDITIONS UC1901/UC2901 UC3901 UNITS MIN TYP MAX MIN TYP MAX Reference Section Output Voltage TJ = 25°C 1.485 1.5 1.515 1.47 1.5 1.53 V TMIN ≤ TJ ≤ TMAX 1.470 1.5 1.530 1.455 1.5 1.545 Line Regulation VIN = 4.5 to 35V 2 10 2 15 mV Load Regulation IOUT = 0 to 5mA 4 10 4 15 mV Short Circuit Current TJ = 25°C –35 –55 –35 –55 mV Error Amplifier Section (To Compensation Terminal) Input Offset Voltage VCM = 1.5V 1 4 1 8 mV Input Bias Current VCM = 1.5V –1 –3 –1 –6 µA Input Offset Current VCM = 1.5V 0.1 1 0.1 2 µA Small Signal Open Loop Gain 40 60 40 60 dB CMRR VCM = 0.5 to 7.5V 60 80 60 80 dB PSRR VIN = 5 to 25V 80 100 80 100 dB Output Swing, ∆ VO 0.4 0.7 0.4 0.7 V Maximum Sink Current 90 150 90 150 µA Maximum Source Current –2 –3 –2 –3 mA Gain Band Width Product 1 1 MHz Slew Rate 0.3 0.3 V/ µS Modulators/Drivers Section (From Compensation Terminal) Voltage Gain 11 12 13 10 12 14 dB Output Swing ±1.6 ±2.8 ±1.6 ±2.8 V Driver Sink Current 500 700 500 700 µA Driver Source Current –15 –35 –15 –35 mA Gain Band Width Product 25 25 MHz Oscillator Section Initial Accuracy TJ = 25°C 140 150 160 130 150 170 kHz TMIN ≤ TJ ≤ TMAX 130 170 120 180 kHz Line Sensitivity VIN = 5 to 35V .15 .35 .15 .60 %/V Maximum Frequency RT = 10k, CT = 10pF 5 5 MHz Ext. Clock Low Threshold Pin 1 (CT) = VIN 0.5 0.5 V Ext. Clock High Threshold Pin 1 (CT) = VIN 1.6 1.6 V Status Indicator Section Input Voltage Window @ E/A Inputs, VCM = 1.5V ±135 ±150 ±165 ±130 ±150 ±170 mV Saturation Voltage E/A ∆ Input = 0V, ISINK = 1.6mA 0.45 0.45 V Max. Output Current Pin 13 = 3V, E/A ∆ Input = 0.0V 8 15 8 15 mA Leakage Current Pin 13 = 40V, E/A ∆Input = 0.2V .05 1 .05 5 µA Supply Current VIN = 35V 5 8 5 10 mA UVLO Section Drivers Enabled Threshold At Input Supply VIN 3.9 4.5 3.9 4.5 V Status Output Enabled Threshold At Input Supply VIN 3.9 4.5 3.9 4.5 V Change in Reference Output When VIN Reaches UVLO Threshold –2 –30 –2 –30 mV |
Аналогичный номер детали - UC1901-SP |
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Аналогичное описание - UC1901-SP |
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