Specifications

Technical Reference

Legislation and Compliance

Product Details

Find similar products by selecting one or more attributes.

Select all	Attribute	Value
	Brand	Maxim Integrated
	Sub Type	Microprocessor Voltage Monitor
	Product Type	Voltage Supervisor
	Number of Supervisors	1
	Watchdog Timer	No
	Manual Reset	No
	Power Fail Detection	No
	Output Driver	Active Low
	Mount Type	Surface
	Package Type	SOT-23
	Pin Count	4
	Minimum Operating Temperature	-40°C
	Reset Active Time	200ms
	Reset Threshold Voltage	4.75V
	Maximum Operating Temperature	125°C
	Series	MAX821
	Standards/Approvals	No
	Height	1.07mm
	Length	3.04mm
	Maximum Supply Voltage	5.5V
	Automotive Standard	No
	Minimum Supply Voltage	1V

	Select all
	Brand Maxim Integrated
	Sub Type Microprocessor Voltage Monitor
	Product Type Voltage Supervisor
	Number of Supervisors 1
	Watchdog Timer No
	Manual Reset No
	Power Fail Detection No
	Output Driver Active Low
	Mount Type Surface
	Package Type SOT-23
	Pin Count 4
	Minimum Operating Temperature -40°C
	Reset Active Time 200ms
	Reset Threshold Voltage 4.75V
	Maximum Operating Temperature 125°C
	Series MAX821
	Standards/Approvals No
	Height 1.07mm
	Length 3.04mm
	Maximum Supply Voltage 5.5V
	Automotive Standard No
	Minimum Supply Voltage 1V

Pin-Selectable, Precision Power-On Reset Delay: 1ms (max), 20ms (min), or 100ms (min)

Precision Monitoring of +3V to +5V Power-Supply Voltages

2.5μA Supply Current

Guaranteed Over Temperature (-40°C to +125°C)

Guaranteed Active-Low RESET Valid to VCC = 1V (MAX821)

Power-Supply Transient Immunity

No External Components

SOT143 Package

Applications

Bar-Code Scanners

Computers: Desktop, Workstation, Server

Controllers

Critical μP and μC Power Monitoring

Intelligent Instruments

Portable Battery-Powered Equipment

Maxim Integrated 1 Voltage Supervisor 4-Pin 4.75 V SOT-23

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