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RT9363 Datasheet(PDF) 4 Page - Richtek Technology Corporation |
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RT9363 Datasheet(HTML) 4 Page - Richtek Technology Corporation |
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4 / 12 page  RT9363 4 DS9363-03 April 2011 www.richtek.com Electrical Characteristics Absolute Maximum Ratings (Note 1) Supply Input Voltage ------------------------------------------------------------------------------------------------------ −0.3V to 6V Other I/O Pin Voltages --------------------------------------------------------------------------------------------------- −0.3V to 6V Power Dissipation, PD @ TA = 25 °C TSOT-23-8 ------------------------------------------------------------------------------------------------------------------- 0.455W Package Thermal Resistance (Note 2) TSOT-23-8, θJA ------------------------------------------------------------------------------------------------------------- 220°C/W Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------------- 260 °C Junction Temperature ----------------------------------------------------------------------------------------------------- 125 °C Storage Temperature Range -------------------------------------------------------------------------------------------- −65°C to 150°C ESD Susceptibility (Note 3) HBM (Human Body Mode) ---------------------------------------------------------------------------------------------- 2kV MM (Machine Mode) ------------------------------------------------------------------------------------------------------ 200V Recommended Operating Conditions (Note 4) Operation Voltage Range ----------------------------------------------------------------------------------------------- 2.8V to 5V Junction Temperature Range -------------------------------------------------------------------------------------------- −40°C to 125°C Ambient Temperature Range -------------------------------------------------------------------------------------------- −40°C to 85°C (VIN = 3.7V, TA = 25 °C, unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit Input Supply Voltage VIN 2.8 -- 5.0 V Under Voltage Lockout Threshold VIN Rising -- 2.2 -- V Under Voltage Lockout Hysteresis -- 100 -- mV LEDs Current ILED 100% Setting -- 20 -- mA Shutdown Current ISHDN EN = 0V, VIN = 3.6V -- 3 10 μA Quiescent Current IQ EN = High, VIN = 3.6V, No Load (VIN connect to LED1~3) -- 1 -- mA ILED Accuracy (Note 6) ILED-ERR 100% Setting, ILED1~3 −8 -- +8 % Current Matching (Note 7) ILED-LED-ERR 100% Setting, ILED1~3 −5 -- +5 % x1 mode to x2 mode Transition Voltage (VIN Falling) VTRANS1X VLED = 3.4V, IOUT = 45mA ILED1 = ILED2 = ILED3 = 15mA -- 3.6 -- V Oscillator Frequency FOSC VIN = 3.0V (x2 mode) -- 250 -- kHz Inrush Current IINRUSH -- -- 250 mA Logic-High VIH 1.5 -- -- EN Threshold Voltage Logic-Low VIL -- -- 0.25 V Logic-High IIH VIH = 1.8V, RS = 10kΩ -- 200 -- EN Current Logic-Low IIL VIL = GND -- 0.1 10 μA EN Low Time for Shutdown TSHDN 2 -- -- ms EN Low Time for Dimming TLO 0.1 -- 0.3 ms Short Circuit Current 150 -- 300 mA (To be continued) |
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