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NCP1219BD65R2G Datasheet(PDF) 6 Page - ON Semiconductor |
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NCP1219BD65R2G Datasheet(HTML) 6 Page - ON Semiconductor |
6 / 20 page NCP1219 http://onsemi.com 6 Table 3. ELECTRICAL CHARACTERISTICS (VHV = 60 V, VCC = 11.3 V, VFB = 2 V, VSkip/latch = 0 V, VCS = 0 V, VDRV = open, CCC = 0.1 mF, for typical values TJ = 25°C, for min/max values, TJ is –40°C to 125°C, unless otherwise noted) Characteristics Conditions Symbol Min Typ Max Unit STARTUP AND SUPPLY CIRCUITS Supply Voltage Startup Threshold Minimum Operating Voltage Undervoltage Lockout Double Hiccup Threshold Logic Reset Voltage VCC Increasing VCC Decreasing VCC Decreasing VCC Decreasing VCC Decreasing VCC(on) VCC(MIN) UVLO VCC(hiccup) VCC(reset) 11.2 9.0 8.4 4.9 – 12.7 9.9 9.4 5.7 4.0 13.8 10.8 10.6 6.3 – V UVLO Filter Delay tUVLO(delay) – 50 – ms Inhibit Threshold Voltage Iinhibit = 500 mA Vinhibit 0.35 0.67 0.90 V Inhibit Bias Current VCC = 0 V Iinhibit 100 200 350 mA Minimum Startup Voltage Istart = 0.5 mA, VCC = VCC(on) – 0.5 V Vstart(min) – 20 28 V Startup Current VCC = VCC (on) – 0.5 V Istart 5.5 12.8 18.5 mA Startup Circuit Reverse Current VHV = 0 V, VCC = 14 V IHV(reverse) – – 100 mA Off−State Leakage Current VHV = 500 V, VCC = 14 V IHV(off) – 12 50 mA Breakdown Voltage (Note 5) IHV = 50 mA VBR(DS) 500 – – V Supply Current Device Disabled/Fault Device Enabled/No Switching Device Switching (65 kHz) Device Switching (100 kHz) VSkip/latch = 5.2 V, VFB = open VSkip/latch = open, VFB = 0 V VSkip/latch = open, CDRV = 1000 pF VSkip/latch = open, CDRV = 1000 pF ICC1 ICC2 ICC3A ICC3B – – – – 0.6 1.4 2.2 2.4 0.8 2.1 2.7 3.2 mA CURRENT SENSE Current Sense Voltage Threshold Apply voltage step on CS pin VILIM 0.95 1.0 1.05 V Leading Edge Blanking Duration tLEB 100 184 330 ns Propagation Delay VCS > VILIM to 50% DRV turns off, CDRV = 1000 pF tdelay – 59 150 ns Ramp Compensation Peak Current Iramp(peak) – 100 – mA Ramp Compensation Valley Current Iramp(valley) – 0 – mA FEEDBACK INPUT Open Feedback Voltage VFB(open) 3.2 3.6 3.9 V Internal Pull−up Resistance RFB – 16.7 – kW Feedback Pull−up Current VFB = 0 V IFB 141 280 392 mA Feedback to Current Set Point Ratio Iratio – 3.0 – SOFT−START Soft−Start Period Measured at 0.9 VILIM tSSTART – 4.8 – ms OSCILLATOR Oscillator Frequency 65 kHz Option 100 kHz Option TJ = 25_C TJ = −40_C to 85_C TJ = −40_C to 125_C TJ = 25_C TJ = −40_C to 85_C TJ = −40_C to 125_C fOSC 61.75 58 55 95 89 85 65 – – 100 – – 68.25 71 71 105 107 107 kHz Frequency Modulation in Percentage of fOSC – ±7.5 – % Frequency Modulation Period – 6.0 – ms Maximum Duty Ratio D 75 80 85 % 5. Guaranteed by the IHV(off) test. 6. Guaranteed by design only. |
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