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| PartNumber | BD9139MUV-E2 | BD9139MUV | BD9139MUV-E2 D91 |
| Description | Switching Voltage Regulators CONV SNGL STEP DOWN DC-DC 16PIN | ||
| Manufacturer | ROHM Semiconductor | Rohm Semiconductor | - |
| Product Category | Switching Voltage Regulators | PMIC - Voltage Regulators - DC DC Switching Regulators | - |
| RoHS | Y | - | - |
| Mounting Style | SMD/SMT | SMD/SMT | - |
| Output Voltage | 800 mV to 3.3 V | 800 mV to 3.3 V | - |
| Output Current | 3 A | 3 A | - |
| Number of Outputs | 1 Output | 1 | - |
| Input Voltage MAX | 5.5 V | 5.5 V | - |
| Topology | Buck | Buck | - |
| Input Voltage MIN | 2.7 V | 2.7 V | - |
| Switching Frequency | 1 MHz | 1 MHz | - |
| Minimum Operating Temperature | - 40 C | - 40 C | - |
| Maximum Operating Temperature | + 105 C | + 105 C | - |
| Series | BD9139MUV | BD9139MUV | - |
| Packaging | Reel | Digi-ReelR Alternate Packaging | - |
| Product | Voltage Regulators | - | - |
| Type | Voltage Converter | Voltage Converter | - |
| Brand | ROHM Semiconductor | - | - |
| Operating Supply Current | 200 uA | 200 uA | - |
| Pd Power Dissipation | 2.66 W | - | - |
| Product Type | Switching Voltage Regulators | - | - |
| Factory Pack Quantity | 3000 | - | - |
| Subcategory | PMIC - Power Management ICs | - | - |
| Supply Voltage Min | 2.7 V | - | - |
| Part # Aliases | BD9139MUV | - | - |
| Unit Weight | 0.003527 oz | - | - |
| Package Case | - | QFN-EP-16 | - |
| Operating Temperature | - | -40°C ~ 105°C (TA) | - |
| Mounting Type | - | Surface Mount | - |
| Output Type | - | Adjustable | - |
| Function | - | Step-Down | - |
| Supplier Device Package | - | 16-VQFN (3x3) | - |
| Frequency Switching | - | 1MHz | - |
| Current Output | - | 3A | - |
| Output Configuration | - | Positive | - |
| Voltage Output Min Fixed | - | 0.8V | - |
| Voltage Output Max | - | 3.3V | - |
| Synchronous Rectifier | - | Yes | - |
| Voltage Input Min | - | 2.7V | - |
| Voltage Input Max | - | 5.5V | - |
| Supply Voltage Min | - | 2.7 V | - |