CMOS power supply support circuit, featuring a fixed +4.3V threshold voltage with 1% accuracy. This surface mountable IC, housed in an SOP-4 package, monitors a single voltage input and provides an active high/low reset output. Operating across a wide temperature range of -40°C to 125°C, it exhibits a low supply current of 550nA and a maximum power dissipation of 400mW.
PackageSOP
MountingSurface Mount
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Technical Specifications
Rohm BU4943F-TR technical specifications.
General
Accuracy
1%
Package/Case
SOP
Max Operating Temperature
125°C
Min Operating Temperature
-40°C
Max Power Dissipation
400mW
Max Reset Threshold Voltage
4.343V
Min Reset Threshold Voltage
4.257V
Max Supply Current
1.75uA
Max Supply Voltage
7V
Min Supply Voltage
700mV
Mount
Surface Mount
Number of Monitored Inputs
1
Number of Voltages Monitored
1
Operating Supply Current
550nA
Output
TOTEM-POLE
Overvoltage Threshold
4.343V
Package Quantity
3000
Packaging
Tape and Reel
Quiescent Current
550nA
Reset
Active High/Active Low
RoHS Compliant
Yes
Threshold Voltage
4.3V
Type
Simple Reset/Power-On Reset, Voltage Detector
Undervoltage Threshold
4.257V
Watchdog Timer
No
Compliance
RoHS
Compliant
Datasheet
Rohm BU4943F-TR Datasheet
Download the complete datasheet for Rohm BU4943F-TR to view detailed technical specifications.
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