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CS51221ED16 Fiches technique(PDF) 3 Page - Cherry Semiconductor Corporation |
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CS51221ED16 Fiches technique(HTML) 3 Page - Cherry Semiconductor Corporation |
3 / 12 page 3 PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Electrical Characteristics: -40˚C < TA < 85˚C; -40˚C < TJ < 125˚C; 3V < VC < 15V; 4.7V < VCC < 15V; Rt=12K, Ct=390pF Unless otherwise stated. s Start/Stop Voltages Start Threshold 4.4 4.6 4.7 V Stop Threshold 3.2 3.8 4.1 V Hysteresis Start - Stop 400 850 1400 mV ICC @ Startup VCC < UVL Start Threshold 38 75 µA s Supply Current ICC Operating 9.5 14 mA IC Operating 1nF Load on GATE 12 18 mA IC Operating No switching 2 4 mA s Reference Voltage Total Accuracy 0mA < IREF < 2mA 3.2 3.3 3.4 V Line Regulation 6 20 mV Load Regulation 0mA < IREF < 2mA 6 15 mV Noise Voltage 10Hz < F < 10kHz (Note 1) 50 µV Op Life Shift T = 1000Hrs. (Note 1) 4 20 mV Fault Voltage 2.8 2.95 3.1 V VREF(OK) Voltage 2.9 3.05 3.2 V VREF(OK) Hysteresis 30 100 150 mV Current Limit 2 40 100 mA s Error Amp Reference Voltage VFB = COMP 1.234 1.263 1.285 V VFB Input Current VFB = 1.2V 1.3 2 µA Open Loop Gain (Note 1) 60 dB Unity Gain Bandwidth (Note 1) 1.5 MHz COMP Sink Current COMP = 1.4V, VFB = 1.45V 3 12 32 mA COMP Source Current COMP = 1.4V, VFB = 1.15V 1 1.6 2.0 mA COMP High Voltage VFB = 1.15V 2.8 3.1 3.4 V COMP Low Voltage VFB = 1.45V 75 125 300 mV PSRR Freq = 120Hz (Note 1) 60 85 dB SS Clamp, VCOMP SS = 1.4V, VFB = 0V, ISET = 2V 1.3 1.4 1.5 V COMP Max Clamp Note 1 1.7 1.8 1.9 V |
Numéro de pièce similaire - CS51221ED16 |
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Description similaire - CS51221ED16 |
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