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TS1910CSRLG Datasheet(PDF) 2 Page - Taiwan Semiconductor Company, Ltd |
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TS1910CSRLG Datasheet(HTML) 2 Page - Taiwan Semiconductor Company, Ltd |
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2 / 8 page  TS1910 680kHz/1.2MHz High Voltage Boost Converter 2/8 Version: A12 Electrical Specifications (Ta = 25 oC, V IN=5V, EN=VIN, IL=0A unless otherwise noted) Characteristics Symbol Conditions Min Typ Max Units Input Voltage range VCC 2.6 -- 5.5 V Under Voltage Lockout UVLO Rising -- 2.35 2.6 V UVLO Hysteresis UVLOhys -- -150 -- mV Step-Up Voltage Adjust Range VOUT VCC+0.5 -- 27 V Operating quiescent current ICCQ IOUT= 0mA, VFB=1.5V -- 150 250 µA Shutdown current ISD VEN=0V -- 0.1 1 µA Feedback Voltage VFB 1.219 1.238 1.257 V FB Input Leakage Current IFB-LKG VFB = 1.5V -100 0.01 +100 nA Line Regulation REGLINE VIN=2.6 to 5.5V IOUT=20mA -- 0.2 -- % Load Regulation REGLOAD VIN=5V IOUT= 1mA to 0.4A - 0.15 -- % Oscillator frequency FOSC FREQ=High 900 1200 1500 KHz FREQ=Low 500 680 850 FREQ high-level input voltage VFQ-IH 2 -- -- V FREQ low-level input voltage VFQ-IL -- -- 0.5 FREQ input leakage current IFQ-LKG FREQ=GND -- -- 0.1 uA Soft Start Current ISS 4 7 13 µA N-channel MOSFET current limit ILIM Duty=40% 2 2.5 - A MOSFET on-resistance (Note) RDS(on) VIN=3V, ISW=1A -- 200 280 mΩ VIN=5V, ISW=1A -- 160 220 EN high-level input voltage VIH 1.0 -- -- V EN low-level input voltage VIL -- - 0.4 V EN Hysteresis ENhys -- 200 - mV EN input leakage current IEN-LKG VEN=GND or VIN -- 0.01 0.1 µA Maximum Duty Cycle Duty VFB=0V 85 90 -- % LX Leakage Current ILXL VLX = 25V, VFB=1.5V -- -- 10 µA Thermal Shutdown TSD -- 150 -- °C Thermal Shutdown Hysteresis Thys -- 35 -- Note: Guaranteed by design |
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