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C3225X5R1E106K Datasheet(PDF) 4 Page - Richtek Technology Corporation |
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C3225X5R1E106K Datasheet(HTML) 4 Page - Richtek Technology Corporation |
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4 / 15 page  RT8296B 4 DS8296B-03 March 2011 www.richtek.com Electrical Characteristics (VIN = 12V, TA = 25 °C, unless otherwise specified) Absolute Maximum Ratings (Note 1) l Supply Voltage, VIN ----------------------------------------------------------------------------------------------- −0.3V to 25V l Input Voltage, SW ------------------------------------------------------------------------------------------------- −0.3V to (VIN + 0.3V) l VBOOT - VSW --------------------------------------------------------------------------------------------------------- −0.3V to 6V l Other Pin Voltages ------------------------------------------------------------------------------------------------ −0.3V to 6V l Power Dissipation, PD @ TA = 25 °C SOP-8 (Exposed Pad) -------------------------------------------------------------------------------------------- 1.333W l Package Thermal Resistance (Note 2) SOP-8 (Exposed Pad), θJA--------------------------------------------------------------------------------------- 75°C/W SOP-8 (Εxposed Pad), θJC -------------------------------------------------------------------------------------- 15°C/W l Lead Temperature (Soldering, 10 sec.) ------------------------------------------------------------------------ 260 °C l Junction Temperature --------------------------------------------------------------------------------------------- 150 °C l Storage Temperature Range ------------------------------------------------------------------------------------- −65°C to 150°C l ESD Susceptibility (Note 3) HBM (Human Body Mode) --------------------------------------------------------------------------------------- 2kV MM (Machine Mode) ---------------------------------------------------------------------------------------------- 200V Recommended Operating Conditions (Note 4) l Supply Voltage, VIN ----------------------------------------------------------------------------------------------- 4.5V to 23V l Junction Temperature Range ------------------------------------------------------------------------------------ −40°C to 125°C l Ambient Temperature Range ------------------------------------------------------------------------------------ −40°C to 85°C Parameter Symbol Test Conditions Min Typ Max Unit Shutdown Supply Current VEN = 0V -- 0.5 3 µA Supply Current VEN = 3V, VFB = 0.9V -- 0.8 1.2 mA Feedback Voltage VFB 4.5V ≤ VIN ≤ 23V 0.788 0.8 0.812 V Error Amplifier Transconductance GEA ∆IC = ±10µA -- 940 -- µA/V High Side Switch On-Resistance RDS(ON)1 -- 85 -- m Ω Low Side Switch On-Resistance RDS(ON)2 -- 85 -- m Ω High Side Switch Leakage Current VEN = 0V, VSW = 0V -- 0 10 µA Upper Switch Current Limit Min. Duty Cycle, VBOOT−VSW = 4.8V -- 5.1 -- A COMP to Current Sense Transconductance GCS -- 5.4 -- A/V Oscillation Frequency fOSC1 1 1.2 1.4 MHz Short Circuit Oscillation Frequency fOSC2 VFB = 0V -- 270 -- kHz Maximum Duty Cycle DMAX VFB = 0.7V -- 75 -- % Minimum On-Time tON -- 100 -- ns To be continued |
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