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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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RT9703GS 数据表(PDF) 4 Page - Richtek Technology Corporation |
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RT9703GS 数据表(HTML) 4 Page - Richtek Technology Corporation |
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4 / 14 page  RT9703 4 DS9703-08 March 2007 www.richtek.com Electrical Characteristics Recommended Operating Conditions (Note 3) Supply Input Voltage -------------------------------------------------------------------------------------------------- 2V to 5.5V Chip Enable Input Voltage ------------------------------------------------------------------------------------------- 0V to 5.5V Junction Temperature Range ---------------------------------------------------------------------------------------- −20°C to 100°C (VIN = 5V, CIN = COUT = 1 μF, TA = 25°C, unless otherwise specified) Absolute Maximum Ratings (Note 1) Supply Voltage --------------------------------------------------------------------------------------------------------- 6.5V Chip Enable Input Voltage ------------------------------------------------------------------------------------------- −0.3V to 6.5V Flag Voltage ------------------------------------------------------------------------------------------------------------ 6.5V Power Dissipation, PD @ TA = 25 °C SOP-8 -------------------------------------------------------------------------------------------------------------------- 0.95W Package Thermal Resistance SOP-8, θJA -------------------------------------------------------------------------------------------------------------- 104°C/W Junction Temperature ------------------------------------------------------------------------------------------------- 125 °C Lead Temperature (Soldering, 10 sec.) --------------------------------------------------------------------------- 260 °C Storage Temperature Range ---------------------------------------------------------------------------------------- −65°C to 150°°C ESD Susceptibility (Note 2) HBM (Human Body Mode) ------------------------------------------------------------------------------------------ 8kV MM (Machine Mode) -------------------------------------------------------------------------------------------------- 800V Parameter Symbol Test Conditions Min Typ Max Units Switch On Resistance RDS(ON) IOUT = 3A (Note 8) -- 80 100 m Ω ISW_ON Switch On, VOUT = Open -- 30 50 Supply Current ISW_OFF Switch Off, VOUT = Open -- 0.1 1 μA Logic-Low Voltage VIL Switch Off -- -- 0.8 V CE Threshold (Note 7) Logic-High Voltage VIH Switch On 2.0 -- -- V CE Input Current ICE VCE = 0V to 5.5V -- 0 -- μA Output Leakage Current ILEAKAGE VCE = 0V, RLOAD = 0Ω -- 0.5 10 μA Output Turn-On Rise Time TON_RISE 10% to 90% of VOUT rising -- 1.5 -- ms Current Limit Factor (Note 5) ILIM x RSET -- 210k -- A Ω Max. Current Limit Setting (Note 6) ILIMSET VIN = 3.3V to 5.5V, RSET = 60kΩ -- -- 3.5 A Current Limit Setting Accuracy ΔILIMSET ILIMSET = 0.5A to 3A (RSET = 420kΩ to 70kΩ) −20 -- +20 % FLAG Output Resistance RFLG ISINK = 1mA -- 15 400 Ω FLAG Off Current IFLG_OFF VFLG = 5V -- 0.01 1 μA FLAG Delay Time (Note 4) tD Form fault condition to FLG assertion 2 4.6 8 ms Under-Voltage Lockout VUVLO VIN increasing 1.3 1.7 -- V Under-Voltage Hysteresis ΔVUVLO VIN decreasing -- 0.1 -- V |
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