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NCP1230D100R2G Datasheet(PDF) 6 Page - ON Semiconductor |
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NCP1230D100R2G Datasheet(HTML) 6 Page - ON Semiconductor |
6 / 21 page NCP1230 http://onsemi.com 6 ELECTRICAL CHARACTERISTICS (For typical values TJ = 25°C, for min/max values TJ = −40°C to +125°C, Max TJ = 150°C, VCC = 13 V, VPIN8 = 30 V unless otherwise noted.) Characteristic Symbol Pin Min Typ Max Unit Internal Oscillator Oscillation Frequency, 65 kHz Version (Vfb = 2.5 V) Tj = 25°C Tj = 0°C to +125°C Tj = −40°C to +125°C fOSC − 60 58 55 65 − − 70 72 72 kHz Oscillation Frequency, 100 kHz Version Tj = 25°C Tj = 0°C to +125°C Tj = −40°C to +125°C fOSC − 93 90 85 100 − − 107 110 110 kHz Oscillation Frequency, 133 kHz Version Tj = 25°C Tj = 0°C to +125°C Tj = −40°C to +125°C fOSC − 123 120 113 133 − − 143 146 146 kHz Internal Modulation Swing, in Percentage of Fsw (Vfb = 2.5 V) (Note 4) − − − "6.4 − % Internal Swing Period (Note 4) − − − 5.0 − ms Maximum Duty−Cycle (CS = 0, Vfb = 2.5 V) Dmax − 75 80 85 % Internal Ramp Compensation Internal Resistor (Note 4) Rup 3 9.0 18 36 kW Ramp Compensation Sawtooth Amplitude − 3 − 2.3 − Vpp Feedback Section Opto Current Source (Vfb = 0.75 V) − 2 200 235 270 mA Pin 3 to Current Setpoint Division Ratio (Note 4) Iratio − − 2.8 − − Protection Timeout before Validating Short−Circuit or PFC VCC (Note 4) TDEL − − 125 − ms Latch−Off Level Vlatch 3 2.7 3.0 3.3 V 4. Verified by Design. Figure 3. VCC(OFF) Threshold vs. Temperature TYPICAL PERFORMANCE CHARACTERISTICS Figure 4. VCC(min) Threshold vs. Temperature 7.0 7.2 7.4 7.6 7.8 8.0 TJ, JUNCTION TEMPERATURE (°C) 125 100 75 50 25 0 −25 −50 150 VPIN8 = 30 V TJ, JUNCTION TEMPERATURE (°C) 125 100 75 50 25 0 −25 −50 12.0 12.2 12.4 12.6 12.8 13.0 150 VCC = 0 V VPIN8 = 30 V |
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