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LP6253 数据表(PDF) 2 Page - Lowpower Semiconductor inc |
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LP6253 数据表(HTML) 2 Page - Lowpower Semiconductor inc |
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2 / 11 page ![]() Preliminary Datasheet LP6253 LP6253 –00 Version 1.0 Sep.-2013 Email: marketing@lowpowersemi.com www.lowpowersemi.com Page 2 of 11 Functional Pin Description ESOP8 TQFN-16 PIN Name Description 7 1 FB Feedback pin. 6 2,3,4 VOUT Output pin. 3 5,6,7,8 LX Switching pin. 8,9 9,10,11 GND Ground pin. 5 12 VIN Voltage input pin. 13 LBI Battery detector input pin. 14 MODE Enable power save mode. Low voltage active. 2 15 EN Chip enable pin. 16 LBO Open_drain low battery detector output pin. 4 PG Indication of power good. It is high resistance when VIN=0V, and connecting to ground when VIN>3V. 1 ILIM By connection a resistor to ground, set the input current limit. Function Block Diagram(for LP6253QVF) |
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