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NCP1605 Datasheet(PDF) 4 Page - ON Semiconductor |
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NCP1605 Datasheet(HTML) 4 Page - ON Semiconductor |
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4 / 32 page  NCP1605, NCP1605A, NCP1605B http://onsemi.com 4 TYPICAL ELECTRICAL CHARACTERISTICS (Conditions: VCC = 16 V, VHV = 50 V, VPin2 = 2 V, VPin13 = 0 V, TJ from 0°C to +125°C, unless otherwise specified) (Note 2) Symbol Unit Max Typ Min Rating CINT Average Pin 7 Internal Capacitance (VPin7 varying from 0 and 1 V) Guaranteed by design − 15 25 pF VINIT Maximum Pin 7 Voltage Allowing the Setting of the PWM Latch − 50 90 mV IRAMP_SINK Pin 7 Sink Current (Drive low) @ VPin7 = 1 V − 10 − mA Current Sense Block Off100 Current Sense Pin Voltage, NCP1605/A 100 mA being drawn from Pin 5 NCP1605B −20 −5.0 6.0 6.0 20 15 mV Off10 Current Sense Pin Voltage, 10 mA being drawn from Pin 5 3.0 8.0 13 mV IMAX Overcurrent Protection Threshold 230 250 265 mA TOCP (Ipin5 > 250 mA) to (DRV low) Propagation Delay (Note 5) − 100 200 ns KCS10 Ratio (IPin6/IPin5) @ IPin5 = 10 mA 99 108 117 % KCS200 Ratio (IPin6/IPin5) @ IPin5 = 200 mA 98 101 103 % VZCD Pin 6 Comparator Threshold 50 100 200 mV TZCD Delay from (VPin6 < VZCD) to (DRV high) − 120 240 ns Standby Input VSTBY Standby Mode Threshold (VPin1 falling) 280 310 340 mV HSTBY Hysteresis for Standby Mode Detection 25 30 50 mV VSKIPOUT / VOUTL Ratio (Pin 4 Voltage to terminate a SKIP period) over the (VOUT Low Detect Threshold) (Note 6) 99 100 101 % Oscillator / Synchronization Block Icharge Oscillator Charge Current 90 100 110 mA Idisch Oscillator Discharge Current 90 100 110 mA Vsync_H Comparator Upper Threshold − 3.0 − V Vsync_L Comparator Lower Threshold − 2.0 − V Swing Comparator Swing (Vsync_H − Vsync_L) 0.9 1.0 1.1 V Tsync_min Minimum Synchronization Pulse Width for Detection − − 500 ns pfcOK / REF5V VpfcOKL Pin 12 Voltage @ VPin13 = 5 V, 250 mA being sunk by Pin 12 − 60 120 mV VpfcOKH (Pin 12 Voltage @ VPin13 = 0 V and NCP1605/A VPin3 = 5 V, with a 250 mA sourced by Pin 12) NCP1605B (Pin 12 Voltage @ VPin13 = 0 V and NCP1605/A VPin3 = 5 V, with a 5 mA sourced by Pin 12) NCP1605B 4.7 4.75 4.5 4.5 5.0 5.0 5.0 4.72 5.3 5.3 5.3 5.0 V Icap_ref Current Capability 5 .0 10 − mA Brown−Out Detection Block VBOH Brown−Out Comparator Threshold (VPin2 rising) NCP1605/A NCP1605B 0.9 0.93 1.0 1.0 1.1 1.07 V VBOL Brown−Out Comparator Threshold (VPin2 falling) NCP1605/A NCP1605B 0.45 0.465 0.50 0.50 0.55 0.535 V IBBO Pin 2 Bias Current @ VPin2 = 0.5 V and 1 V −500 − 500 nA Thermal Shutdown TLIMIT Thermal Shutdown Threshold − 155 − °C HTEMP Thermal Shutdown Hysteresis − 15 − °C 5. Not tested; guaranteed by characterization 6. Not tested; guaranteed by design |
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