CMOS voltage detector for power supply support, featuring a fixed +3.9V threshold with 1% accuracy. This surface mount IC offers a single monitored input and output, with active high/low reset functionality. Operating across a wide temperature range of -40°C to 125°C, it boasts a low operating supply current of 550nA and a maximum supply voltage of 7V. Packaged in a VSOF (VSOP-4) case, it is supplied on tape and reel.
PackageVSOF
MountingSurface Mount
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Technical Specifications
Rohm BU4939FVE-TR technical specifications.
General
| Accuracy | 1% |
| Package/Case | VSOF |
| Max Operating Temperature | 125°C |
| Min Operating Temperature | -40°C |
| Max Power Dissipation | 210mW |
| Max Reset Threshold Voltage | 3.939V |
| Min Reset Threshold Voltage | 3.861V |
| Max Supply Current | 1.58uA |
| 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 | 3.939V |
| Package Quantity | 3000 |
| Packaging | Tape and Reel |
| Quiescent Current | 500nA |
| Reset | Active High/Active Low |
| RoHS Compliant | Yes |
| Threshold Voltage | 3.9V |
| Type | Simple Reset/Power-On Reset, Voltage Detector |
| Undervoltage Threshold | 3.861V |
| Watchdog Timer | No |
Compliance
| RoHS | Compliant |
Datasheet
Rohm BU4939FVE-TR Datasheet
Download the complete datasheet for Rohm BU4939FVE-TR to view detailed technical specifications.
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