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DS1812
액티브 하이 푸시 풀 출력을 갖는 5V EconoReset


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The DS1812 (5V) and DS1817 (3.3V) EconoResets are simple three-pin voltage monitors and power-on resets that hold reset for 150ms for stabilization after power returns to tolerance. The voltage monitor uses precision temperature reference and comparator circuits that detect out-of-tolerance conditions and generate an active high reset.

The output has a push-structure capable of maintaining a valid output to 0 volts with a 100kΩ pull-down resistor. The low-power circuit has a quiescent current consumption of only 40 micro-amps.

The DS1812 replaces discrete components and saves space, particularly in the new SOT-23 package. EconoResets can benefit any system that requires reliable processor operation, especially consumer products like printers, HVAC, energy management, cellular telephones, PDAs, and set-top boxes.

주요기능
  • Power-fail detection
  • Resets system during power transients
  • Push-pull active high reset
  • 150ms stabilization pause
  • Maximum quiescent current of 40µA
  • Operating ranges:
    • 5V with 5%, 10% or 15% tolerance
    • -40°C to +85°C

Key Specifications:   Supervisors (1 Monitored Voltage)
Part Number Reset Threshold Range (V) Active-High Reset Output Min. Reset Timeout Range Watchdog Feature Reset Thresh. Acc. (% @+25°C) Max. ICC (µA) RoHS Available Package Smallest Available Package (max w/pins) (mm2) Operating Temp. Range (°C) Price**
DS1812  3.3 to 5.5 Push-Pull 85ms to 300ms No Watchdog 2.5 40 Yes SOT23/3
TO92/3
8 -40 to +85
0 to +70
$0.54 @ 1k
See All Supervisors (1 Monitored Voltage) (268)
Notes:
**This pricing is BUDGETARY, for comparing similar parts. Prices are in U.S. dollars and subject to change. Quantity pricing may vary substantially and international prices may differ due to local duties, taxes, fees, and exchange rates. For volume-specific prices and delivery, please see the price and availability page or contact an authorized distributor.

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    1999-11-19
    이 페이지는 최근에 변경됨: 2007-07-25




             


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