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| PartNumber | PI3USB9281AXWEX | PI3USB9281AGEEX | PI3USB9281BGEEX |
| Description | USB Switch ICs USB 2.0 Port Protection | IC USB 2.0 PORT DETECT 15CSP | USB Sleep Charge X1-WLB2015-15 T&R 3K |
| Manufacturer | Pericom | - | - |
| Product Category | PMIC - Battery Management | - | - |
| Series | - | - | - |
| Product | USB 2.0 Switches | - | - |
| Packaging | Digi-ReelR Alternate Packaging | - | - |
| Package Case | 20-UFQFN | - | - |
| Operating Temperature | -40°C ~ 85°C (TA) | - | - |
| Battery Chemistry | Lithium-Ion | - | - |
| Number of Cells | - | - | |
| Function | Multi-Function Controller | - | - |
| Interface | I2C, USB | - | - |
| Supplier Device Package | 20-UQFN (3x4) | - | - |
| Fault Protection | Over Current, Over Voltage | - | - |
| Drawing Number | * | - | - |
| Maximum Operating Temperature | + 85 C | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Operating Supply Voltage | 3 V to 5.5 V | - | - |
| Supply Voltage Max | 5.5 V | - | - |
| Supply Voltage Min | 3 V | - | - |