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CS51023A Datasheet(PDF) 3 Page - ON Semiconductor |
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CS51023A Datasheet(HTML) 3 Page - ON Semiconductor |
3 / 11 page CS51021A, CS51022A, CS51023A, CS51024A http://onsemi.com 3 ELECTRICAL CHARACTERISTICS (Unless otherwise stated, specifications apply for −40 °C < TA < 85°C, −40°C < TJ < 150°C, 3.0 V < VC < 20 V, 8.2 V < VCC < 20 V, RT = 12 kW, CT = 390 pF) Characteristic Test Conditions Min Typ Max Unit Under Voltage Lockout START Threshold (CS51021A/2A) − 7.95 8.25 8.8 V START Threshold (CS51023A/4A) − 12.4 13 13.4 V STOP Threshold − 7.4 7.7 8.2 V Hysteresis (CS51021A/2A) − 0.50 0.75 1.00 V Hysteresis (CS51023A/4A) − 4.0 5.0 6.0 V ICC @ Startup (CS51021A/2A) VCC < UVSTART Threshold − 40 75 mA ICC @ Startup (CS51023A/4A) VCC < UVSTART Threshold − 45 75 mA ICC Operating (CS51021A/3A) − − 7.0 9.0 mA ICC Operating (CS51022A/4A) − − 6.0 8.0 mA ICC Operating Includes 1.0 nF Load − 7.0 12 mA Voltage Reference Initial Accuracy TA = 25°C, IREF = 2.0 mA, VCC = 14 V, (Note 2) 4.95 5.0 5.05 V Total Accuracy 1.0 mA < IREF < 10 mA 4.9 5.0 5.15 V Line Regulation 8.2 V < VCC < 18 V, IREF = 2.0 mA − 6.0 20 mV Load Regulation 1.0 mA < IREF < 10 mA − 6.0 15 mV NOISE Voltage (Note 2) − 50 − mV OP Life Shift T = 1000 Hours, (Note 2) − 4.0 20 mV FAULT Voltage Force VREF 0.90 × VREF 0.93 × VREF 0.95 × VREF V OK Voltage Force VREF 0.94 × VREF 0.96 × VREF 0.985 × VREF V OK Hysteresis Force VREF 75 165 250 mV Current Limit Force VREF −20 − − mA Error Amplifier Initial Accuracy TA = 25°C, IREF = 2.0 mA, VCC = 14 V, VFB = COMP, (Note 2) 2.465 2.515 2.565 V Reference Voltage VFB = COMP 2.440 2.515 2.590 V VFB Leakage Current VFB = 0 V − −0.2 −2.0 mA Open Loop Gain 1.4 V < COMP < 4.0 V, (Note 2) 60 90 − dB Unity Gain Bandwidth (Note 2) 1.5 2.5 − MHz COMP Sink Current COMP = 1.5 V, VFB = 2.7 V 2.0 6.0 − mA COMP Source Current COMP = 1.5 V, VFB = 2.3 V −0.2 −0.5 − mA COMP High Voltage VFB = 2.3 V 4.35 4.8 5.0 V COMP Low Voltage VFB = 2.7 V 0.4 0.8 1.2 V PS Ripple Rejection FREQ = 120 Hz, (Note 2) 60 85 − dB SS Clamp, VCOMP VSS = 2.5 V, VFB = 0 V, ISET = 2.0 V 2.4 2.5 2.6 V ILIM(SET) Clamp (Note 2) 0.95 1.0 1.15 V 2. Guaranteed by design, not 100% tested in production. |
Similar Part No. - CS51023A |
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Similar Description - CS51023A |
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