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NCP1207ADR2G Datasheet(PDF) 5 Page - ON Semiconductor |
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NCP1207ADR2G Datasheet(HTML) 5 Page - ON Semiconductor |
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5 / 18 page  NCP1207A, NCP1207B www.onsemi.com 5 ELECTRICAL CHARACTERISTICS (For typical values TJ = 25°C, for min/max values TJ = 0°C to +125°C, Max TJ = 150°C, VCC = 11 V unless otherwise noted) Rating Pin Symbol Min Typ Max Unit DYNAMIC SELF−SUPPLY VCC Increasing Level at which the Current Source Turns−off 6 VCCOFF 10.8 12 12.9 V VCC Decreasing Level at which the Current Source Turns−on 6 VCCON 9.1 10 10.6 V VCC Decreasing Level at which the Latchoff Phase Ends 6 VCClatch − 5.3 − V VCC Level at which Output Pulses are Disabled 6 UVLO − VCCON −200mV − V Internal IC Consumption, No Output Load on Pin 5, FSW = 60 kHz 6 ICC1 − 1.0 1.3 (Note 2) mA Internal IC Consumption, 1.0 nF Output Load on Pin 5, FSW = 60 kHz 6 ICC2 − 1.6 2.0 (Note 2) mA Internal IC Consumption in Latchoff Phase 6 ICC3 − 330 − mA INTERNAL STARTUP CURRENT SOURCE (TJ u 0°C) High−voltage Current Source, VCC = 10 V 8 IC1 4.3 7.0 9.6 mA High−voltage Current Source, VCC = 0 8 IC2 − 8.0 − mA DRIVE OUTPUT Output Voltage Rise−time @ CL = 1.0 nF, 10−90% of Output Signal 5 Tr − 40 − ns Output Voltage Fall−time @ CL = 1.0 nF, 10−90% of Output Signal 5 Tf − 20 − ns Source Resistance 5 ROH 12 20 36 W Sink Resistance 5 ROL 5.0 10 19 W CURRENT COMPARATOR (Pin 5 Unloaded) Input Bias Current @ 1.0 V Input Level on Pin 3 3 IIB − 0.02 − mA Maximum Internal Current Setpoint 3 ILimit 0.92 1.0 1.12 V Propagation Delay from Current Detection to Gate OFF State 3 TDEL − 100 160 ns Leading Edge Blanking Duration 3 TLEB − 380 − ns Internal Current Offset Injected on the CS Pin during OFF Time 3 Iskip − 200 − mA OVERVOLTAGE SECTION (VCC = 11 V) Sampling Delay after ON Time NCP1207A NCP1207B 1 Tsample − 4.5 1.5 − ms OVP Internal Reference Level 1 Vref 6.4 7.2 8.0 V FEEDBACK SECTION (VCC = 11 V, Pin 5 Loaded by 1.0 kW) Internal Pull−up Resistor 2 Rup − 20 − k W Pin 3 to Current Setpoint Division Ratio − Iratio − 3.3 − − Internal Soft−start − Tss − 1.0 − ms DEMAGNETIZATION DETECTION BLOCK Input Threshold Voltage (Vpin 1 Decreasing) 1 Vth 35 50 90 mV Hysteresis (Vpin 1 Decreasing) 1 VH − 20 − mV Input Clamp Voltage High State (Ipin 1 = 3.0 mA) Low State (Ipin 1 = −2.0 mA) 1 1 VCH VCL 8.0 −0.9 10 −0.7 12 −0.5 V V Demag Propagation Delay 1 Tdem − 210 − ns Internal Input Capacitance at Vpin 1 = 1.0 V 1 Cpar − 10 − pF Minimum TOFF (Internal Blanking Delay after TON) NCP1207A NCP1207B 1 Tblank − 3.5 8.0 4.5 − 5.5 ms Timeout After Last Demag Transition 1 Tout − 5.0 − ms Pin 1 Internal Impedance 1 Rint − 28 − k W Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product performance may not be indicated by the Electrical Characteristics if operated under different conditions. 2. Max value at TJ = 0°C. |
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