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| PartNumber | B1201UA4LRP | B1201UA4RP | B1201UA4LTP |
| Description | Thyristor Surge Protection Devices (TSPD) 200mA 50A Battrax Dual Neg | Sidacs 200mA 50A Battrax Dual Neg | Sidacs 200mA 50A Battrax Dual Neg |
| Manufacturer | Littelfuse | Littelfuse Inc. | Littelfuse Inc. |
| Product Category | Thyristor Surge Protection Devices (TSPD) | TVS - Mixed Technology | TVS - Mixed Technology |
| RoHS | Y | - | - |
| Holding Current Ih Max | 200 mA | - | - |
| Minimum Operating Temperature | - 40 C | - | - |
| Maximum Operating Temperature | + 125 C | - | - |
| Mounting Style | SMD/SMT | - | - |
| Package / Case | Modified-MS-013-6 | - | - |
| Packaging | Reel | Tape & Reel (TR) | Tube |
| Current Rating | 5 A | - | 5 A |
| Series | Bxxx1u_4 | BattraxR | BattraxR |
| Brand | Littelfuse | - | - |
| Product Type | TSPDs | - | - |
| Factory Pack Quantity | 1500 | - | - |
| Subcategory | Thyristors | - | - |
| Tradename | SIDACtor | - | Sidactor |
| Package Case | - | 6-SOIC (0.295", 7.50mm Width) | 6-SOIC (0.295", 7.50mm Width) |
| Technology | - | Mixed Technology | Mixed Technology |
| Applications | - | SLIC | SLIC |
| Number of Circuits | - | 1 | 1 |
| Power Watts | - | - | - |
| Voltage Working | - | 4V | 4V |
| Voltage Clamping | - | Adjustable | Adjustable |
| Supplier Device Packagee | - |