The Transistor, cataloged under National Stock Number 5961-01-647-4643, is classified within Federal Supply Class 5961 (Semiconductor Devices and Associated Hardware) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Fairchild Semiconductor International Inc. Dba Fairchild Semiconductor Div Discrete Power Products. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-647-4643 |
| Primary Part Number | MMBT2222A |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Fairchild Semiconductor International Inc. Dba Fairchild Semiconductor Div Discrete Power Products |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 75.0 NOMINAL BASE TO COLLECTOR VOLTAGE, DC |
| Function for Which Designed | GENERAL PURPOSE |
| Material | PLASTIC ENCLOSURE |
| Terminal Type and Quantity | 3 TAB, SOLDER LUG |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| MMBT2222A PRIMARY | Fairchild Semiconductor International Inc. Dba Fairchild Semiconductor Div Discrete Power Products (USA) |
| Reference | Meaning |
|---|---|
| 091681-01 | 7/2 Vendor item drawing reference U.S. Government activity |
| MMBT2222ALTXG | 5/9 Secondary reference On Semiconductor Corporation |
NSN 5961-01-647-4643 is a Transistor, manufactured by Fairchild Semiconductor International Inc. Dba Fairchild Semiconductor Div Discrete Power Products, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-647-4643 has 1 manufacturer part number on file: MMBT2222A (Fairchild Semiconductor International Inc. Dba Fairchild Semiconductor Div Discrete Power Products).
Key specifications for MMBT2222A: Overall Height: 1.00 MILLIMETERS NOMINAL MM; Voltage Rating in Volts Per Characteristic: 75.0 NOMINAL BASE TO COLLECTOR VOLTAGE, DC; Overall Length: 2.90 MILLIMETERS NOMINAL MM; Overall Width: 1.30 MILLIMETERS NOMINAL MM. 4 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.