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Motor de Búsqueda de Datasheet de Componentes Electrónicos |
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Motor de Búsqueda de Datasheet de Componentes Electrónicos |
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RT8800AGQV Datasheet(PDF) 5 Page - Richtek Technology Corporation |
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RT8800AGQV Datasheet(HTML) 5 Page - Richtek Technology Corporation |
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5 / 21 page  RT8800A 5 DS8800A-04 August 2007 www.richtek.com All brand name or trademark belong to their owner respectively Absolute Maximum Ratings (Note 1) Supply Voltage, VDD ------------------------------------------------------------------------------------------- 7V Input, Output or I/O Voltage ---------------------------------------------------------------------------------- GND − 0.3V to VDD+ 0.3V Power Dissipation, PD @ TA = 25 °C VQFN-16L 3x3 -------------------------------------------------------------------------------------------------- 1.47W Package Thermal Resistance (Note 4) VQFN-16L 3x3, θJA --------------------------------------------------------------------------------------------- 68°C/W Junction Temperature ------------------------------------------------------------------------------------------ 150 °C Lead Temperature (Soldering, 10 sec.) -------------------------------------------------------------------- 260 °C Storage Temperature Range --------------------------------------------------------------------------------- −65°C to 150°C ESD Susceptibility (Note 2) HBM (Human Body Mode) ----------------------------------------------------------------------------------- 2kV MM (Machine Mode) ------------------------------------------------------------------------------------------- 200V Electrical Characteristics (VDD = 5V, TA = 25°C, unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Units VDD Supply Current Nominal Supply Current IDD PWM 1,2,3 Open -- 5 -- mA Power-On Reset Rising 4.0 4.2 4.5 V VDD Threshold Hysteresis 0.2 0.5 -- V DVD Rising Threshold 0.75 0.8 0.85 V DVD Hysteresis -- 65 -- mV Oscillator Free Running Frequency fOSC RRT = 16kΩ 170 200 230 kHz Frequency Adjustable Range fOSC_ADJ 50 -- 400 kHz Ramp Amplitude ΔVOSC RRT = 16kΩ -- 1.7 -- V Ramp Valley VRV -- 1.0 -- V Maximum On-Time of Each Channel 62 66 75 % RT Pin Voltage VRT RRT = 16kΩ 0.77 0.82 0.87 V Reference Voltage IMAX Reference Voltage VIMAX RIMAX = 16kΩ 0.75 0.8 0.85 V VID125 Reference Voltage VVID125 RVID125 = 16kΩ 0.75 0.8 0.85 V Recommended Operating Conditions (Note 3) Supply Voltage, VDD ------------------------------------------------------------------------------------------- 5V ± 10% Ambient Temperature Range --------------------------------------------------------------------------------- 0 °C to 70°C Junction Temperature Range --------------------------------------------------------------------------------- 0 °C to 125°C To be continued |
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