rt9809 ETC-unknow, rt9809 Datasheet
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rt9809
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rt9809 Summary of contents
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... General Description The RT9809 is a micro-power voltage detector supervising the power supply voltage level for microprocessors (µP) or digital systems. It provides internally fixed threshold levels with 0.1V per step ranging from 1.5V to 5V, which covers most digital applications. It features low supply current of 2.5µA. The RT9809 performs supervisory function by sending out a reset signal whenever the VDD voltage falls below a preset threshold level ...
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... RT9809 Pin Description Pin Name Pin Function GND Ground Pin RESET Reset Pulse Output, Negative Pulse VDD Power Pin Function Block Diagram VSET Threshold Voltage Setting www.richtek-ic.com.tw 2 Preliminary VDD VDD CMP TIMER POR Power On Reset P RESET N DS9809-00 June 2001 ...
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... Drop = -20mV ≥ 1.02× > > 1mA SOURCE V V < > 3.5mA SINK RT9809 -0.3V to 6.0V -0.3V to VDD+0.3V 20mA 20mA 0.25W -40°C ~ 125°C -65°C ~ 125°C 250°C /W 260°C Min Typ Max Units 0 2.5 -- µA -- Note1 -- V ...
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... RT9809 Package Information C A Symbol www.richtek-ic.com.tw 4 Preliminary Dimensions In Millimeters Min Max 0.889 1.295 -- 0.152 1.397 1.803 0.356 0.508 2.591 2.997 2.692 3.099 1.803 2.007 0.102 0.254 0.356 0.610 SOT-23 Plastic Surface Mount H L Dimensions In Inches ...
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... DS9809-00 June 2001 Preliminary RT9809 www.richtek-ic.com.tw 5 ...
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... RT9809 RICHTEK TECHNOLOGY CORP. Headquarter 6F, No. 35, Hsintai Road, Chupei City Hsinchu, Taiwan, R.O.C. Tel: (8863)5510047 Fax: (8863)5537749 www.richtek-ic.com.tw 6 Preliminary RICHTEK TECHNOLOGY CORP. Taipei Office (Marketing) 8F-1, No. 137, Lane 235, Paochiao Road, Hsintien City Taipei County, Taiwan, R.O.C. Tel: (8862)89191466 Fax: (8862)89191465 Email: marketing@richtek-ic.com.tw ...