This surface mount battery backup circuit features a 4.65V threshold voltage and monitors a single input. It includes an adjustable watchdog timer and provides backup battery switchover. The component offers a 50 ms nominal adjustable reset period, with reset delay and timeout times of 70 ms and 35 ms respectively. Operating supply voltage ranges from 4.75V to 5.5V, with a maximum supply current of 1.95mA. The device is housed in a SOIC package with a maximum power dissipation of 600mW.
PackageSOIC
Current1.95mA
MountingSurface Mount
Power600mW
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Technical Specifications
Analog Devices ADM691AR technical specifications.
General
Package/Case
SOIC
Height
2.35mm
Lead Free
Contains Lead
Max Operating Temperature
85°C
Min Operating Temperature
-40°C
Max Power Dissipation
600mW
Max Reset Threshold Voltage
4.73V
Min Reset Threshold Voltage
4.5V
Max Supply Current
1.95mA
Max Supply Voltage
5.5V
Min Supply Voltage
4.75V
Mount
Surface Mount
Number of Elements
1
Number of Monitored Inputs
1
Number of Voltages Monitored
1
Operating Supply Current
100uA
Overvoltage Threshold
4.73V
Package Quantity
47
Packaging
Rail/Tube
Power Dissipation
600mW
Radiation Hardening
No
Reset
Active High/Active Low
Reset Delay Time
70ms
Reset Timeout
35ms
RoHS Compliant
No
Supply Current
1.95mA
Threshold Voltage
4.65V
Type
Battery Backup Circuit
Undervoltage Threshold
4.5V
Watchdog Timer
Yes
Width
7.6mm
Compliance
RoHS
Not CompliantNo
Datasheet
Analog Devices ADM691AR Datasheet
Download the complete datasheet for Analog Devices ADM691AR to view detailed technical specifications.
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