CMOS power supply support circuit featuring a fixed +0.9V output. This voltage detector offers a 1% accuracy with a reset threshold voltage range of 891mV to 909mV. Designed for surface mounting, it operates within a -40°C to 125°C temperature range and supports a maximum supply voltage of 7V. The device exhibits a low operating supply current of 550nA and quiescent current of 300nA, with a maximum power dissipation of 400mW. It includes one monitored input and provides active high/active low reset functionality.
PackageSOP
MountingSurface Mount
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Technical Specifications
Rohm BU4909F-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
909mV
Min Reset Threshold Voltage
891mV
Max Supply Current
880nA
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
909mV
Package Quantity
3000
Packaging
Tape and Reel
Quiescent Current
300nA
Reset
Active High/Active Low
RoHS Compliant
Yes
Threshold Voltage
900mV
Type
Simple Reset/Power-On Reset, Voltage Detector
Undervoltage Threshold
891mV
Watchdog Timer
No
Compliance
RoHS
Compliant
Datasheet
Rohm BU4909F-TR Datasheet
Download the complete datasheet for Rohm BU4909F-TR to view detailed technical specifications.
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