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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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RT9502 数据表(PDF) 5 Page - Richtek Technology Corporation |
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RT9502 数据表(HTML) 5 Page - Richtek Technology Corporation |
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5 / 13 page  RT9502 5 DS9502-02 April 2011 www.richtek.com Absolute Maximum Ratings (Note 1) ACIN Input Voltage -------------------------------------------------------------------------------------------------------- −0.3V to 18V USB Input Voltage --------------------------------------------------------------------------------------------------------- −0.3V to 7V EN Input Voltage ----------------------------------------------------------------------------------------------------------- −0.3V to 6V Output Current ------------------------------------------------------------------------------------------------------------- 1.2A Power Dissipation, PD @ TA = 25 °C WDFN-10L 3x3 ------------------------------------------------------------------------------------------------------------- 0.926W Package Thermal Resistance (Note 2) WDFN-10L 3x3, θJA ------------------------------------------------------------------------------------------------------- 108°C/W WDFN-10L 3x3, θJC ------------------------------------------------------------------------------------------------------- 8.2°C/W Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------------- 260 °C Junction Temperature ---------------------------------------------------------------------------------------------------- 150 °C Storage Temperature Range -------------------------------------------------------------------------------------------- −65°C to 150°C ESD Susceptibility (Note 3) HBM (Human Body Mode) ---------------------------------------------------------------------------------------------- 2kV MM (Machine Mode) ------------------------------------------------------------------------------------------------------ 200V Electrical Characteristics (ACIN = USB = 5V, TA = 27 °C, Unless Otherwise specification) To be continued Parameter Symbol Test Conditions Min Typ Max Units Supply Input ACIN/USB UVP Rising Threshold Voltage VUV_HIGH -- 4.4 4.5 V ACIN/USB UVP Hysteresis VUV_LOW 50 80 120 mV ACIN/USB Standby Current ISTBY VBATT = 4.5V -- 300 500 uA ACIN/USB Shutdown Current ISHDN VEN = High -- 50 100 uA ACIN/USB UVP Current IUVP VACIN = 4V, VUSB = 4V, VBATT = 3V -- 150 250 uA BATT Sleep Leakage Current ISLEEP VACIN = 4V, VUSB = 4V VBATT = 4.5V -- 2 5 uA Voltage Regulation BATT Regulation Voltage VREG IBATT = 60mA 4.158 4.2 4.242 V Regulation Voltage Accuracy −1 -- +1 % ACIN MOSFET RDS(ON)_ACI N IBATT = 500mA -- 600 -- m Ω USB MOSFET RDS(ON)_USB IBATT = 500mA -- 1200 -- m Ω Current Regulation ISETA Set Voltage (Fast Charge Phase) VISETA VBATT = 3.5V 2.42 2.5 2.55 V Full Charge setting range ICHG_ACIN 100 -- 1200 mA Recommended Operating Conditions (Note 4) ACIN, USB Input Voltage Range --------------------------------------------------------------------------------------- 4.5V to 6V Junction Temperature Range -------------------------------------------------------------------------------------------- −40°C to 125°C Ambient Temperature Range -------------------------------------------------------------------------------------------- −40°C to 85°C |
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