The 2N2857-QR-B is a TO-77 packaged, 4-pin through hole silicon RF transistor. It has a maximum package height of 5.33mm and a seated plane height of 5.33mm. The transistor is mounted through a hole and has a pin pitch of 1.27mm. It is made of metal and silicon material.
PackageTO-77
MountingThrough Hole
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Technical Specifications
TT 2N2857-QR-B technical specifications.
General
| Package/Case | TO-77 |
| Pin Count | 4 |
| PCB | 4 |
| Package Height (mm) | 5.33(Max) |
| Seated Plane Height (mm) | 5.33(Max) |
| Pin Pitch (mm) | 1.27 |
| Package Diameter (mm) | 5.48(Max) |
| Package Material | Metal |
| Mounting | Through Hole |
| Material | Si |
Compliance
| Cage Code | 57027, 73138,U1395 |
| Automotive | No |
| AEC Qualified | No |
| PPAP | No |
| Radiation Hardening | No |
| RoHS Versions | 2002/95/EC |
Datasheet
TT 2N2857-QR-B Datasheet
Download the complete datasheet for TT 2N2857-QR-B to view detailed technical specifications.
This datasheet cannot be embedded due to technical restrictions.