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| PartNumber | SI9730ABY-E3 | SI9730ABY-T1 | SI9730ABY |
| Description | Battery Management Li Batt Controller 4.15-4.25V OC Detect | Battery Management Li Batt Controller 4.15-4.25V OC Detect | Battery Management Battery Controlle |
| Manufacturer | Vishay | Vishay Siliconix | Vishay Siliconix |
| Product Category | Battery Management | PMIC - Battery Management | PMIC - Battery Management |
| RoHS | E | - | - |
| Product | Charge Management | - | Charge Management |
| Battery Type | Li-Ion | - | Li-Ion |
| Output Voltage | 4.2 V | - | 4.2 V |
| Operating Supply Voltage | 9 V | - | 9 V |
| Minimum Operating Temperature | - 25 C | - | - 25 C |
| Maximum Operating Temperature | + 85 C | - | + 85 C |
| Package / Case | SOIC-8 Narrow | - | - |
| Packaging | Tube | Tape & Reel (TR) | Bulk |
| Type | Charge Controller | - | - |
| Brand | Vishay / Siliconix | - | - |
| Mounting Style | SMD/SMT | - | SMD/SMT |
| Product Type | Battery Management | - | - |
| Factory Pack Quantity | 500 | - | - |
| Subcategory | PMIC - Power Management ICs | - | - |
| Unit Weight | 0.005044 oz | - | 0.005044 oz |
| Series | - | - | - |
| Package Case | - | 8-SOIC (0.154", 3.90mm Width) | SOIC-8 Narrow |
| Operating Temperature | - | -25°C ~ 85°C (TA) | -25°C ~ 85°C (TA) |
| Battery Chemistry | - | Lithium-Ion | Lithium-Ion |
| Number of Cells | - | 2 | 2 |
| Function | - | Multi-Function Controller | Multi-Function Controller |
| Interface | - | - | - |
| Supplier Device Package | - | 8-SOIC | 8-SOIC |
| Fault Protection | - | Over Current, Under Voltage | Over Current, Under Voltage |
| Drawing Number | - | 742; 5498; DY, EY; 8 | 742; 5498; DY, EY; 8 |