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RT9801 数据表(PDF) 3 Page - Richtek Technology Corporation |
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RT9801 数据表(HTML) 3 Page - Richtek Technology Corporation |
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3 / 6 page ![]() Preliminary RT9801 DS9801-00 January 2002 www.richtek-ic.com.tw 3 Absolute Maximum Ratings Terminal Voltage (with Respect to GND) VDD -0.3V to 6.0V All Other Inputs -0.3V to VDD+0.3V Input Current, VDD 20mA Continuous Power Dissipation, PD @ TA = 25 °C SOT-26 0.25W Operating Junction Temperature Range -40 °C ~ 125°C Storage Temperature Range -65 °C ~ 125°C Package Thermal Resistance SOT-26, θJA 250 °C /W Lead Temperature (Soldering, 5sec.) 260 °C Electrical Characteristics (VDD = 3.0, unless specified) Parameter Symbol Test Conditions Min Typ Max Units Operating VDD (VOUT) Range VDD 0.9 -- 6 V -- 3 Supply Current IDD VDD = 1.5V ~ 3.5V, IOUT = 0 VDD = 3.5V ~ 5V, IOUT = 0 3.3 µA Reset Threshold VTH TA = 27 °C -- Note1 -- V Threshold Voltage Accuracy ∆VTH TA = 27 °C -- 3 % VCC Drop to Reset Delay tRD Drop = -125mV -- -- 20 µS Reset Active Time Out Period tRP VDD ≥ 1.02×VTH, Programmable -- 200 -- mS VIL TA = 27 °C -- 0.15VDD -- VSET Pin Input Threshold VIH TA = 27 °C -- 0.85VDD -- V RESET Output Voltage VOL VDD < VTH, ISINK = 3.5mA -- 0.4 -- V |
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