J2N1485
The J2N1485 is a military-grade NPN silicon medium-power bipolar junction transistor designed for switching and amplifier applications requiring high reliability and extended temperature operation. It is qualified to MIL-PRF-19500 standards and supplied in a hermetic TO-8 package
Quick Answer: J2N1485 is a high-reliability NPN silicon medium power bipolar transistor designed for industrial and military electronic applications.
- Manufacturer
- Microchip Technology
- Product Category
- Bipolar Transistors - BJT
- Package
- TO-8
- Stock
- 1,500 pcs
- Availability
- Current quantity subject to confirmation.
Product Attributes
| Manufacturer | Microchip Technology |
|---|---|
| Product Category | Bipolar Transistors - BJT |
| Applications | Power Switching, Linear Amplifiers, Aerospace Electronics, Military Systems, Industrial Controls |
| Collector Cutoff Current (ICES) | 15 µA max |
| Collector-Base Voltage (VCBO) | 60 V |
| Collector-Emitter Saturation Voltage (VCE(sat)) | 0.75 V max |
| Collector-Emitter Voltage (VCEO) | 40 V |
| Configuration | Single Transistor |
| Continuous Collector Current (IC) | 3 A |
| DC Current Gain (hFE) | 35 min @ IC = 750 mA |
| Emitter-Base Voltage (VEBO) | 12 V |
| Mounting Type | Through Hole |
| Operating Junction Temperature | -65°C to +200°C |
| Package Style | TO-233AA / TO-8-3 |
| Package Type | TO-8 Metal Can |
| Power Dissipation (Pd) | 1.75 W |
| Product Type | Bipolar Junction Transistor (BJT) |
| Qualification Standard | MIL-PRF-19500/180 |
| Reliability Grade | Military / High-Reliability |
| Technology | Silicon |
| Transistor Polarity | NPN |
| Datasheet | Request Datasheet |
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Detailed Description for J2N1485
Product Overview
J2N1485 is a high-reliability NPN silicon medium power bipolar transistor designed for industrial and military electronic applications. The device features a 40V collector-emitter voltage rating, 3A collector current capability and rugged electrical characteristics. With a hermetically sealed TO-8 metal package, J2N1485 is suitable for power switching, driver circuits, amplifiers and high-reliability electronic systems requiring stable performance under demanding conditions. ([mouser.com](https://www.mouser.com/ProductDetail/Microchip-Technology/2N1485?utm_source=chatgpt.com))
Key Features
Manufacturer: Microchip Technology / Microsemi
Part Number: J2N1485
Device Type: NPN Silicon Bipolar Junction Transistor (BJT)
Product Category: Discrete Semiconductor / Power Transistor
Transistor Polarity: NPN
Collector-Emitter Voltage (VCEO): 40V
Collector-Base Voltage (VCBO): 60V
Emitter-Base Voltage (VEBO): 12V
Continuous Collector Current (IC): 3A
Collector Power Dissipation: 1.75W
DC Current Gain (hFE): Minimum 35
Collector-Emitter Saturation Voltage: Approximately 0.75V
Transition Frequency (fT): Approximately 1MHz
Silicon Semiconductor Material
Single Transistor Configuration
High Reliability Bipolar Design
Low Frequency Power Switching Capability
Excellent Thermal Stability
Operating Junction Temperature: -65°C to +200°C
Package Type: TO-8 Metal Can
Mounting Type: Through-Hole
Hermetically Sealed Package
Military / Industrial Grade Availability
Application Type: Medium Power Amplification and Switching
Typical Applications: Power Amplifiers, Driver Stages, Switching Circuits, Industrial Controls and Military Electronic Equipment
Product Status: Legacy / High Reliability Component
Replacement Note: Verify voltage rating, current rating, gain characteristics, package style and manufacturer marking before replacement.
Applications
J2N1485 is designed for reliable operation in medium-power transistor applications requiring rugged construction and extended temperature capability. Typical applications include industrial control systems, power amplifier stages, driver circuits, switching applications, military electronics and legacy equipment maintenance. ([digikey.com](https://www.digikey.com/en/products/detail/microchip-technology/2N1485/7613876?utm_source=chatgpt.com))
Quality & Sourcing
Antrex Electronics provides J2N1485 sourcing support including inventory verification, RFQ quotation, manufacturer authentication, package confirmation, date code inspection and shipment coordination. OEMs, EMS providers, industrial equipment manufacturers and electronic component buyers are welcome to submit BOM lists or obsolete semiconductor sourcing requirements.
Quality inspection services include product photos, marking verification, visual inspection and third-party testing support when required to ensure reliable component supply.
Datasheet
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