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FS6M12653RTC Datasheet(PDF) 4 Page - Fairchild Semiconductor |
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FS6M12653RTC Datasheet(HTML) 4 Page - Fairchild Semiconductor |
4 / 10 page FS6M12653RTC 4 Electrical Characteristics (Continued) (Ta=25 °C unless otherwise specified) Notes: 1. These parameters are the current flowing in the Control IC. 2. These parameters, although guaranteed at the design, are not 100% tested in production. 3. These parameters, although guaranteed, are tested in EDS(wafer test) process. 4. These parameters indicate Inductor current. Parameter Symbol Condition Min. Typ. Max. Unit UVLO SECTION Start Threshold Voltage VSTART VFB = GND 14 15 16 V Stop Threshold Voltage VSTOP VFB = GND 8 9 10 V OSCILLATOR SECTION Initial Frequency FOSC -63 70 77 kHz Voltage Stability FSTABLE 12V ≤ VCC ≤ 23V 0 1 3 % Temperature Stability (2) ∆FOSC -25 °C ≤ Ta ≤ 85°C0 ±5±10 % Maximum Duty Cycle DMAX -75 80 85 % Minimum Duty Cycle DMIN -- - 0 % FEEDBACK SECTION Feedback Source Current IFB VFB = GND 0.7 0.9 1.1 mA Shutdown Feedback Voltage VSD VFB ≥ 6.9V 6.9 7.5 8.1 V Shutdown Delay Current IDELAY VFB = 5V 3.2 4.0 4.8 µA SOFTSTART SECTION Softstart Voltage VSS VFB = 2 4.7 5.0 5.3 V Softstart Current ISS VSS = V 0.8 1.0 1.2 mA BURST MODE SECTION Burst Mode Low Threshold Voltage VBURL VFB = 0V 10.4 11.0 11.6 V Burst Mode High Threshold Voltage VBURH VFB = 0V 11.4 12.0 12.6 V Burst Mode Enable Feedback Voltage VBEN VCC = 10.5V 0.7 1.0 1.3 V Burst Mode Peak Current Limit (4) IBURPK VCC = 10.5V, VFB = 0V 0.46 0.6 0.74 A Burst Mode Frequency FBUR VCC = 10.5V, VFB = 0V 63 70 77 kHz CURRENT LIMIT(SELF-PROTECTION)SECTION Peak Current Limit (4) IOVER - 2.82 3.2 3.58 A PROTECTION SECTION Over Voltage Protection VOVP VCC ≥ 29V 29 33 37 V Over Current Latch Voltage (3) VOCL - 1.8 2.0 2.2 V Thermal Shutdown Temp (2) TSD - 140 160 - °C TOTAL DEVICE SECTION Start Up Current ISTART VFB = GND, VCC = 14V - 0.1 0.17 mA Operating Supply Current (1) IOP VFB = GND, VCC = 16V -10 15 mA IOP(MIN) VFB = GND, VCC = 12V IOP(MAX) VFB = GND, VCC = 30V |
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