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KA1M0880BF-TU データシート(PDF) 4 Page - Fairchild Semiconductor |
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KA1M0880BF-TU データシート(HTML) 4 Page - Fairchild Semiconductor |
4 / 10 page KA1M0880BF 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 (wafer test) process Parameter Symbol Condition Min. Typ. Max. Unit UVLO SECTION Start Threshold Voltage VSTART - 14 15 16 V Stop Threshold Voltage VSTOP After turn on 9 10 11 V OSCILLATOR SECTION Initial Accuracy FOSC KA1M0880BF 61 67 73 kHz Frequency Change With Temperature (2) ∆F/∆T −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 - 6.9 7.5 8.1 V Shutdown Delay Current Idelay Ta=25 °C, 5V ≤ Vfb ≤ VSD 4.0 5.0 6.0 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 REFERENCE SECTION Output Voltage (1) Vref Ta=25 °C 4.80 5.00 5.20 V Temperature Stability (1)(2) Vref/ ∆T −25°C ≤ Ta ≤ +85°C- 0.3 0.6 mV/ °C CURRENT LIMIT (SELF-PROTECTION) SECTION Peak Current Limit IOVER Max. inductor current 4.40 5.00 5.60 A PROTECTION SECTION Thermal Shutdown Temperature (Tj) (1) TSD - 140 160 - °C Over Voltage Protection Voltage VOVP - 23 25 28 V TOTAL DEVICE SECTION Start Up Current ISTART VCC=14V 0.1 0.3 0.45 mA Operating Supply Current (Control Part Only) IOP Ta=25 °C 6 12 18 mA VCC Zener Voltage VZ ICC=20mA 30 32.5 35 V |
同様の部品番号 - KA1M0880BF-TU |
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同様の説明 - KA1M0880BF-TU |
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