SGM811B.pdf• Superior Upgrade for MAX811/MAX812
and ADM811/ADM812
• Ultra-Low Power Consumption < 1μA (TYP)
• Fully Specified over Temperature
• Precision Voltage Monitor: 3V and 3.3V Options
• Reset Assertion Down to 1V VCC
• 200ms (TYP) Reset Pulse Width Logic
Low nRESET Output (SGM811B) Logic
High RESET Output (SGM812B)
• Manual Reset Input
• -40℃ to +125℃ Operating Temperature Range
• Available in a Green SOT-143 Package
• Improved Maxim MAX811/MAX812
replacement —Specified to 125°C
• 6µA supply current
• Monitor 5V,3.3V,3V and 2.5V supplies
• Manual reset input
• 140ms min. reset pulse width
• Guaranteed over temperature
• Active-LOW reset valid with
1.1V supply (IMP811)
• Small 4-pin SOT-143 package
• No external components
• Power-supply transient-immune design
