The Semiconductor Devices,unitized, cataloged under National Stock Number 5961-01-668-1857, 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 Freescale Semiconductor, Inc.. Government technical data includes 15 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5961-01-668-1857 |
| Primary Part Number | BAT54ALT1 |
| Item Name | Semiconductor Devices,unitized |
| FSC / FSG | 5961 / 59 — Semiconductor Devices and Associated Hardware |
| Manufacturer | Freescale Semiconductor, Inc. |
| Status | ACTIVE |
| Voltage Rating in Volts Per Characteristic | 30.0 MINIMUM BREAKDOWN VOLTAGE, DC FIRST SEMICONDUCTOR DEVICE DIODE |
| Voltage Rating in Volts Per Characteristic | 30.0 MINIMUM BREAKDOWN VOLTAGE, DC SECOND SEMICONDUCTOR DEVICE DIODE |
| Maximum Operating Temp Per Measurement Point | 150.0 CELSIUS JUNCTION DEGC |
| Mounting Facility Quantity | 3 |
| Mounting Method | TERMINAL |
| Component Name and Quantity | 2 SEMICONDUCTOR DEVICE DIODE |
| Features Provided | VERY HIGH SPEED |
| Capacitance Rating in Picofarads | 7.6 NOMINAL AND 10.0 MAXIMUM FIRST SEMICONDUCTOR DEVICE DIODE |
| Capacitance Rating in Picofarads | 7.6 NOMINAL AND 10.0 MAXIMUM SECOND SEMICONDUCTOR DEVICE DIODE |
| Current Rating Per Characteristic | 200.0 MILLIAMPERES MAXIMUM FORWARD CURRENT, DC FIRST SEMICONDUCTOR DEVICE DIODE |
| Current Rating Per Characteristic | 200.0 MILLIAMPERES MAXIMUM FORWARD CURRENT, DC SECOND SEMICONDUCTOR DEVICE DIODE |
| Function for Which Designed | SWITCHING AND DETECTOR |
| Material | PLASTIC ENCLOSURE |
| Power Rating Per Characteristic | 225.0 MILLIWATTS NOMINAL FORWARD POWER DISSIPATION, DC FIRST SEMICONDUCTOR DEVICE DIODE |
| Power Rating Per Characteristic | 225.0 MILLIWATTS NOMINAL FORWARD POWER DISSIPATION, DC SECOND SEMICONDUCTOR DEVICE DIODE |
| 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 |
|---|---|
| BAT54ALT1 PRIMARY | Freescale Semiconductor, Inc. (USA) |
NSN 5961-01-668-1857 is a Semiconductor Devices,unitized, manufactured by Freescale Semiconductor, Inc., classified under FSC 5961, Semiconductor Devices and Associated Hardware. Status: active.
NSN 5961-01-668-1857 has 1 manufacturer part number on file: BAT54ALT1 (Freescale Semiconductor, Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5961-01-706-6529. Verify interchangeability with system specifications before substitution.
Key specifications for BAT54ALT1: Overall Height: 0.89 INCHES MINIMUM AND 1.11 INCHES MAXIMUM IN; Voltage Rating in Volts Per Characteristic: 30.0 MINIMUM BREAKDOWN VOLTAGE, DC FIRST SEMICONDUCTOR DEVICE DIODE; Voltage Rating in Volts Per Characteristic: 30.0 MINIMUM BREAKDOWN VOLTAGE, DC SECOND SEMICONDUCTOR DEVICE DIODE; Maximum Operating Temp Per Measurement Point: 150.0 CELSIUS JUNCTION DEGC. 15 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.