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KA5M0965Q Fiches technique(PDF) 4 Page - Fairchild Semiconductor |
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KA5M0965Q Fiches technique(HTML) 4 Page - Fairchild Semiconductor |
4 / 12 page KA5M0965Q 4 Electrical Characteristics (Control Part) (Continued) (Ta = 25 °C unless otherwise specified) Note: 1. These parameters, although guaranteed, are not 100% tested in production 2. These parameters, although guaranteed, are tested in EDS(water test) process 3. These parameters are indicated Inductor current. Characteristic Symbol Test condition Min. Typ. Max. Unit UVLO SECTION Start Threshold Voltage VSTART - 141516 V Stop Threshold Voltage VSTOP After turn on 8.4 9 9.6 V OSCILLATOR SECTION Initial Accuracy FOSC Ta=25 °C 616773 kHz Frequency Change With Temperature (2) --25 °C ≤ Ta ≤ +85°C- ±5 ±10 % Maximum Duty Cycle Dmax - 74 77 80 % FEEDBACK SECTION Feedback Source Current IFB Ta=25 °C, 0V ≤ Vfb ≤ 3V 0.7 0.9 1.1 mA Shutdown Feedback Voltage VSD Vfb ≥ 6.5V 6.9 7.5 8.1 V Shutdown Delay Current Idelay Ta=25 °C, 5V ≤ Vfb ≤ VSD 456 µA SOFT START SECTION Soft Start Voltage VSS VFB = 2V 4.7 5.0 5.3 V Soft Start Current ISS Sync & S/S=GND 0.8 1.0 1.2 mA CURRENT LIMIT(SELF-PROTECTION)SECTION Peak Current Limit IOVER Max. inductor current 5.28 6.00 6.72 A PROTECTION SECTION Thermal Shutdown Temperature (Tj) (1) TSD - 140 160 - °C Over Voltage Protection Voltage VOVP VCC ≥ 24V 25 27 29 V TOTAL DEVICE SECTION Start-up Current ISTART VCC=14V - 0.1 0.17 mA Operating Supply Current (Control Part Only) IOP VCC ≤ 28 - 7 12 mA |
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