CMOS voltage detector with a fixed +3.1V threshold, offering 1% accuracy. This power supply support circuit features a single monitored input and a totem-pole output. Operating from 700mV to 7V, it draws a low quiescent current of 450nA. The device is surface mountable in an SOP package, with a temperature range of -40°C to 125°C. It provides active high/low reset functionality and is RoHS compliant.
PackageSOP
MountingSurface Mount
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Technical Specifications
Rohm BU4931F-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 | 3.131V |
| Min Reset Threshold Voltage | 3.069V |
| Max Supply Current | 1.4uA |
| 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 | 3.131V |
| Package Quantity | 3000 |
| Packaging | Tape and Reel |
| Quiescent Current | 450nA |
| Reset | Active High/Active Low |
| RoHS Compliant | Yes |
| Threshold Voltage | 3.1V |
| Type | Simple Reset/Power-On Reset, Voltage Detector |
| Undervoltage Threshold | 3.069V |
| Watchdog Timer | No |
Compliance
| RoHS | Compliant |
Datasheet
Rohm BU4931F-TR Datasheet
Download the complete datasheet for Rohm BU4931F-TR to view detailed technical specifications.
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