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AP3009KTR-E1 Datasheet(PDF) 5 Page - BCD Semiconductor Manufacturing Limited |
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AP3009KTR-E1 Datasheet(HTML) 5 Page - BCD Semiconductor Manufacturing Limited |
5 / 13 page WHITE LED STEP-UP CONVERTER AP3009 Data Sheet 5 Apr. 2007 Rev. 1. 4 BCD Semiconductor Manufacturing Limited (VIN=3V, VCTRL =3V, TA=25 oC, unless otherwise specified.) Parameter Symbol Conditions Min Typ Max Unit Minimum Operating Voltage VIN(min) 2.5 V Maximum Operating Voltage VIN(max) 16 Feedback Voltage VFB IOUT=20mA, 4 LEDs, TA=-40 oC to 85oC 188 200 212 mV FB Pin Bias Current IFB 35 100 nA Supply Current ICC VFB=VIN, Not Switching 1.9 2.6 3.3 mA Supply Current IQ VCTRL=0V 2.0 3.2 5.0 µA Switching Frequency f 0.8 1.2 1.6 MHz Maximum Duty Cycle DMAX 90 93 % Switch Current Limit (Note 2) ILIMIT TA=25 oC, D=40% 560 mA TA=25 oC, D=80% 465 Switch VCE Saturation Voltage VCESAT ISW=250mA 300 mV Switch Leakage Current VSW=5V 0.01 5 µA CTRL Pin Voltage VCTRL High 1.8 V Low 0.05 CTRL Pin Bias Current ICTRL 48 60 72 µA TA=85 oC 40 50 60 TA=-40 oC 60 75 90 Schottky Forward Drop VDROP ID=150mA 0.7 V Schottky Leakage Current VR=25V 4 µA VR=30V 90 Electrical Characteristics Note 2: The Switch Current Limit is related to Duty Cycle. Please refer to Figure 16 for detail. |
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