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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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RT9218BGS датащи(PDF) 5 Page - Richtek Technology Corporation |
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RT9218BGS датащи(HTML) 5 Page - Richtek Technology Corporation |
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5 / 17 page  RT9218B 5 DS9218B-09 March 2007 www.richtek.com Electrical Characteristics (VCC = 5V/12V, TA = 25°C, unless otherwise specified) Absolute Maximum Ratings (Note 1) Supply Voltage, VCC -------------------------------------------------------------------------------------- 16V BOOT, VBOOT - VPHASE------------------------------------------------------------------------------------ 16V PHASE to GND DC ------------------------------------------------------------------------------------------------------------- −5V to 15V < 200ns ------------------------------------------------------------------------------------------------------ −10V to 30V BOOT to PHASE ------------------------------------------------------------------------------------------ 15V BOOT to GND DC ------------------------------------------------------------------------------------------------------------- −0.3V to VCC+15V < 200ns ------------------------------------------------------------------------------------------------------ −0.3V to 42V UGATE ------------------------------------------------------------------------------------------------------- VPHASE − 0.3V to VBOOT+ 0.3V LGATE ------------------------------------------------------------------------------------------------------- GND − 0.3V to VVCC + 0.3V Input, Output or I/O Voltage ----------------------------------------------------------------------------- GND − 0.3V to 7V Package Thermal Resistance (Note 4) SOP-14, θJA ------------------------------------------------------------------------------------------------- 127.67°C/W Junction Temperature ------------------------------------------------------------------------------------- 150 °C Lead Temperature (Soldering, 10 sec.) --------------------------------------------------------------- 260 °C Storage Temperature Range ---------------------------------------------------------------------------- −40°C to 150°C ESD Susceptibility (Note 2) HBM (Human Body Mode) ------------------------------------------------------------------------------ 2kV MM (Machine Mode) -------------------------------------------------------------------------------------- 200V Parameter Symbol Test Conditions Min Typ Max Units VCC Supply Current Nominal Supply Current ICC UGATE and LGATE Open -- 6 15 mA Power-On Reset POR Threshold VCCRTH VCC Rising -- 4.1 4.5 V Hysteresis VCCHYS 0.35 0.5 -- V Switcher Reference Reference Voltage VREF VCC = 12V 0.792 0.8 0.808 V Oscillator Free Running Frequency fOSC VCC = 12V 250 300 350 kHz Ramp Amplitude ΔVOSC -- 1.5 -- VP-P To be continued Recommended Operating Conditions (Note 3) Supply Voltage, VCC -------------------------------------------------------------------------------------- 12V ± 10% Junction Temperature Range ---------------------------------------------------------------------------- −40°C to 125°C Ambient Temperature Range ---------------------------------------------------------------------------- −40°C to 85°C |
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