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LP6221A 데이터시트(PDF) 5 Page - Lowpower Semiconductor inc |
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LP6221A 데이터시트(HTML) 5 Page - Lowpower Semiconductor inc |
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5 / 7 page ![]() LP6221A Feb.-2019 Email: marketing@lowpowersemi.com www.lowpowersemi.com Page 5 of 7 Preliminary Datasheet LP6221A Electrical Characteristics (The specifications which apply over the full operating temperature range, otherwise specifications are at TA=25℃, VIN = 5V, unless otherwise noted.) Parameter Symbol Condition Min Typ. Max Units Supply Voltage 2.6 15 V Output Voltage Range 20 V Supply Current ICC VFB=1.5V 0.15 mA Shutdown Current ISD VEN=0V 1 uA Feedback Voltage VFB 1.155 V Feedback Input Current IFB VFB=1.5V 0.1 uA Switching Frequency fOSC 500 KHz Maximum Duty Cycle DMAX 85 90 95 % EN Input Low Voltage VEN_L 0.4 V EN Input High Voltage VEN_H 1.4 V Switch Current Limit ILIMIT VOUT=12V ROC=NC 6 A VOUT=12V ROC=10KΩ 10 A VOUT=12V ROC=12KΩ 8 A VOUT=12V ROC=20KΩ 4 A VOUT=12V ROC=30KΩ 2 A MOSFET On Resistance RDS(ON) 15 mΩ Thermal shutdown TOTP 150 ℃ OTP hysteresis TOTP_HYS 20 ℃ |
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