The Transistor, cataloged under National Stock Number 5961-01-301-5548, 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 Microsemi Corp - Massachusetts. Government technical data includes 14 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-301-5548 |
| Primary Part Number | NSE8111 |
| Item Name | Transistor |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Microsemi Corp - Massachusetts |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 450.0 MAXIMUM COLLECTOR-TO-EMITTER SUBSTAINING VOLTAGE, WITH SPECIFIED CIRCUIT BETWEEN BASE AND EMITTER AND 400.0 MAXIMUM COLLECTOR-TO-EMITTER, SUBSTAINING VOLTAGE, BASE OPEN-CIRCUITED AND 500.0 MAXIMUM COLLECTOR TO EMITTER SATURATION VOLTAGE |
| Maximum Operating Temp Per Measurement Point | 200.0 CELSIUS JUNCTION DEGC |
| Mounting Facility Quantity | 2 |
| Joint Electronic Device Engineering Council/jedec/case Outline Designation | TO-3 |
| Mounting Method | UNTHREADED HOLE(S) |
| Criticality Code Justification | FEAT |
| Semiconductor Material | SILICON |
| Internal Configuration | JUNCTION CONTACT-DARLINGTON CONNECTED |
| Features Provided | HERMETICALLY SEALED CASE AND BURN IN |
| Current Rating Per Characteristic | 20.00 AMPERES MAXIMUM COLLECTOR CURRENT, INSTANTANEOUS AND 2.50 AMPERES MAXIMUM BASE CURRENT, INSTANTANEOUS |
| Test Data Document | 96214-807721 DRAWING (THIS IS THE BASIC GOVERNING DRAWING, SUCH AS A CONTRACTOR DRAWING, ORIGINAL EQUIPMENT MANUFACTURER DRAWING, ETC.; EXCLUDES ANY SPECIFICATION, STANDARD OR OTHER DOCUMENT THAT MAY BE REFERENCED IN A BASIC GOVERNING DRAWING) |
| Terminal Type and Quantity | 1 CASE AND 2 PIN |
| Electrode Internally-Electrically Connected to Case | COLLECTOR |
| Power Rating Per Characteristic | 175.0 WATTS MAXIMUM TOTAL DEVICE DISSIPATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| NSE8111 | Microsemi Corp - Massachusetts (USA) |
| Reference | Meaning |
|---|---|
| MS10250 | 5/9 Secondary reference Microsemi Corp Power Technology Components |
| 807721-1 | 3/2 Design control — primary reference U.S. Government activity |
| NES8111 | 5/9 Secondary reference Microsemi Corp - Massachusetts |
| MJ10005 | 5/9 Secondary reference Freescale Semiconductor, Inc. |
| SJ5785H | 5/9 Secondary reference Freescale Semiconductor, Inc. |
NSN 5961-01-301-5548 is a Transistor, manufactured by Microsemi Corp - Massachusetts, classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-301-5548 has 1 manufacturer part number on file: NSE8111 (Microsemi Corp - Massachusetts).
Key specifications for NSE8111: Overall Height: 0.250 INCHES MINIMUM AND 0.450 INCHES MAXIMUM IN; Voltage Rating in Volts Per Characteristic: 450.0 MAXIMUM COLLECTOR-TO-EMITTER SUBSTAINING VOLTAGE, WITH SPECIFIED CIRCUIT BETWEEN BASE AND EMITTER AND 400.0 MAXIMUM COLLECTOR-TO-EMITTER, SUBSTAINING VOLTAGE, BASE OPEN-CIRCUITED AND 500.0 MAXIMUM COLLECTOR TO EMITTER SATURATION VOLTAGE; Maximum Operating Temp Per Measurement Point: 200.0 CELSIUS JUNCTION DEGC; Mounting Facility Quantity: 2. 14 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.