 |  |  | |
| PartNumber | BU4943F-TR | BU4943FVE-TR | BU4942G-TR |
| Description | Supervisory Circuits IC CMOS VOLT DETECT | Supervisory Circuits IC CMOS VOLT DETECT | Supervisory Circuits IC CMOS VOLT DETECT |
| Manufacturer | ROHM Semiconductor | ROHM Semiconductor | ROHM Semiconductor |
| Product Category | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
| RoHS | Y | Y | Y |
| Type | Voltage Detectors | Voltage Detectors | Voltage Detectors |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | SOP-4 | VSOF-5 | SSOP-5 |
| Threshold Voltage | 4.3 V | 4.3 V | 4.2 V |
| Number of Inputs Monitored | 1 Input | 1 Input | 1 Input |
| Output Type | CMOS | CMOS | CMOS |
| Manual Reset | No Manual Reset | No Manual Reset | No Manual Reset |
| Watchdog Timers | No Watchdog | No Watchdog | No Watchdog |
| Battery Backup Switching | No Backup | No Backup | No Backup |
| Reset Delay Time | No | No | No |
| Supply Voltage Max | 7 V | 7 V | 7 V |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 125 C | + 125 C | + 125 C |
| Quiescent Current | 0.55 uA | 0.55 uA | 0.5 uA |
| Accuracy | 1 % | 1 % | 1 % |
| Series | BU4943F | BU4943FVE | BU4942G |
| Packaging | Reel | Reel | Reel |
| Brand | ROHM Semiconductor | ROHM Semiconductor | ROHM Semiconductor |
| Overvoltage Threshold | 4.343 V | 4.343 V | 4.242 V |
| Undervoltage Threshold | 4.257 V | 4.257 V | 4.158 V |
| Chip Enable Signals | No Chip Enable | No Chip Enable | No Chip Enable |
| Development Kit | - | - | - |
| Operating Supply Current | 550 nA | 550 nA | 550 nA |
| Pd Power Dissipation | 400 mW | 210 mW | 540 mW |
| Power Fail Detection | No | No | No |
| Product Type | Supervisory Circuits | Supervisory Circuits | Supervisory Circuits |
| Factory Pack Quantity | 3000 | 3000 | 3000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 0.7 V | 0.7 V | 0.7 V |
| Part # Aliases | BU4943F | BU4943FVE | BU4942G |
| Manufacturer | Part # | Description | RFQ |
|---|---|---|---|
| BU4946G-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4948F-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4943F-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4944F-TR | Supervisory Circuits CMOS VOLT DETECTOR | ||
| BU4944FVE-TR | Supervisory Circuits CMOS VOLT DETECTOR | ||
| BU4947FVE-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4943FVE-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4945FVE-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4947F-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4945F-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4947G-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4946F-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4943G-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4944G-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4945G-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4947F-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4944F-TR | Supervisory Circuits CMOS VOLT DETECTOR | ||
| BU4947FVE-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4944FVE-TR | Supervisory Circuits CMOS VOLT DETECTOR | ||
| BU4945F-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4943FVE-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4946F-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4943F-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4948F-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4945FVE-TR | IC VOLT DETECTOR STD 5-VSOF | ||
| BU4943G-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4947G-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4946G-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4944G-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4945G-TR | IC VOLT DETECTOR STD 5-SSOP | ||
| BU4942G-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
ROHM Semiconductor |
BU4946FVE-TR | Supervisory Circuits IC CMOS VOLT DETECT | |
| BU4946FVE-TR | Supervisory Circuits IC CMOS VOLT DETECT | ||
| BU4947FTR | Processor Supervisors | ||
| BU4947FVETR | Unclassified | ||
| BU4946FVETR | Unclassified | ||
| BU4944FVETR | Unclassified | ||
| BU4945FTR | Processor Supervisors | ||
| BU4943FVETR | Unclassified | ||
| BU4946FTR | Processor Supervisors | ||
| BU4943FTR | Processor Supervisors | ||
| BU4948FTR | Processor Supervisors | ||
| BU4945FVETR | Unclassified | ||
| BU4946F , TPS3838L30QDBV | New and Original | ||
| BU4946G , TPS40007DGQ , | New and Original | ||
| BU4947F , TPS51116RGER , | New and Original | ||
| BU4947FVE | New and Original | ||
| BU4947FVE , TPS51317RGBR | New and Original | ||
| BU4947G , TPS51620RHAR , | New and Original | ||
| BU4945G | New and Original |