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L6567D bảng dữ liệu(PDF) 4 Page - STMicroelectronics |
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L6567D bảng dữ liệu(HTML) 4 Page - STMicroelectronics |
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4 / 15 page ![]() L6567 4/15 ELECTRICAL CHARACTERISTCS (VS =12V; RREF =30KΩ;CF = 100pF; Tj =25°C; unless otherwise specified.) Symbol Parameter Test Conditio n Min. Typ. Max. Unit VS - SUPPLY VOLTAGE SECTION VS high 1 VS Turn On Threshold 10.7 11.7 12.7 V VS high2 VS Clamping Voltage VS = 20mA 12 13 14 V VS low 2 VS Turn Off Threshold 9 10 11 V VS HYST Supply Voltage Hysteresis 1.5 1.65 1.8 V VS low 1 VS Voltage to Guarantee VG1 =”0”and VG2 =”1 16 V ISSP VS Supply Current at Start Up VS = 10.6V Before turn on 50 250 mA ISOP VS Supply Operative Current VS = VShigh 1 1.2 mA OSCILLATOR SECTION fosc min Minimum Oscillator frequency IRHV = 0mA; CI = 5V 41.7 43 44.29 kHz fosc 600m Feed Forward Frequency IRHV = 600mA 47.88 50.4 52.92 kHz fosc 1mA Feed Forward Frequency IRHV = 1mA 79.8 84 88.2 kHz fosc max Maximum Oscillator Frequency CI = 0V 96.75 107.5 118.25 KHz ∆ICF/∆VCI Oscillator Transconductance 9 17.5 µA/V PREHEAT/IGNITION SECTION P.H.T. Preheat Time Cp = 150nF 0.88 1 1.12 sec P.H.clocks Number of Preheat Clocks 16 IGN.clocks Number of Ignition Clocks 15 RATE OF FREQUENCY CHANGE SECTION ICIP charge CI Charging Current During Preheat 106 118 130 mA ICII charge CI Charging Current During Ignition 1 1.2 1.4 mA ICI disch CI Discharge Current -52 -47 -42 mA VTH CI CI Low Voltage Threshold 10 100 mV RS - THRESHOLD SECTION VCMTH Capacitive Mode Voltage Threshold 020 40 mV VPH Preheat Voltage Threshold -0.64 -0.6 -0.56 V G1 - G2 DELAY TIMES SECTION G1DON On Delay of G1 Output 1.05 1.4 1.75 µs |
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