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LP6230B 데이터시트(PDF) 4 Page - Lowpower Semiconductor inc |
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LP6230B 데이터시트(HTML) 4 Page - Lowpower Semiconductor inc |
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4 / 7 page ![]() LP6230B May.-2014 Email: marketing@lowpowersemi.com www.lowpowersemi.com Page 4 of 7 Preliminary Datasheet LP6230B Electrical Characteristics (VIN=3.3V, VOUT=5V, CIN=10uF, COUT=22uF, L=4.7uH, R1=110K, R2=15K) Parameter Condition Min Typ. Max Units Supply Voltage 2.2 6 V Output Voltage Range 2.5 18 V Supply Current(Shutdown) VEN=VOUT=0V, VSW=5V 0.5 1 μA Supply Current VFB=0.8V 150 μA Feedback Voltage 0.6 V Feedback Input Current 50 nA Switching Frequency 1 MHz Maximum Duty Cycle 85 90 % EN Input Low Voltage 0.4 V EN Input High Voltage 1.4 V Low-side Current Limit 2.4 A High-side On Resistance VOUT=3.3V 160 mΩ Mosfet voltage 22 V |
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