JANTX1N5312-1 Overview
The JANTX1N5312-1 is a hermetically sealed Zener diode designed for reliable voltage regulation and transient voltage suppression in demanding industrial and military applications. Featuring a precise Zener voltage of 12 V and a robust power dissipation rating, this diode ensures stable operation under harsh environmental conditions. Its JAN (Joint Army-Navy) qualification guarantees compliance with stringent military standards, making it an ideal choice for engineers requiring high-reliability components. Manufactured by a trusted IC Manufacturer, this device combines rugged construction with dependable electrical performance for critical designs.
JANTX1N5312-1 Technical Specifications
| Parameter | Specification |
|---|---|
| Zener Voltage (Vz) | 12 V ??5% |
| Test Current (Iz) | 20 mA |
| Maximum Power Dissipation (Ptot) | 5 W |
| Maximum Reverse Leakage Current (Ir) | 100 ??A at 12 V |
| Operating Temperature Range (Topr) | -65??C to +200??C |
| Package Type | Hermetically Sealed DO-41 Glass Package |
| Junction Capacitance (Cj) | 30 pF (typical) |
| Maximum Surge Current (Ippm) | 50 A (8.3 ms pulse) |
JANTX1N5312-1 Key Features
- Precise 12 V Zener voltage regulation: Maintains stable voltage reference critical for power supply and voltage clamping applications.
- High power dissipation of 5 W: Enables handling of transient surges and steady-state voltage regulation without thermal failure.
- Hermetically sealed glass package: Provides excellent environmental protection, ensuring long-term reliability in extreme temperature and humidity conditions.
- Wide operating temperature range (-65??C to +200??C): Suitable for aerospace, military, and industrial applications requiring performance under extreme thermal stress.
JANTX1N5312-1 Advantages vs Typical Alternatives
This device offers superior environmental robustness and electrical stability compared to standard commercial Zener diodes. Its hermetic sealing and extreme temperature rating provide enhanced reliability in harsh conditions, while the high power dissipation capacity supports sustained performance during voltage spikes. These advantages make it preferable for critical industrial and military systems requiring assured voltage regulation and durable component life.
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Typical Applications
- Voltage regulation and reference in military and aerospace power supplies where temperature extremes and reliability are critical.
- Transient voltage suppression protecting sensitive circuits from voltage spikes and surges.
- Precision voltage clamping in instrumentation and measurement devices requiring tight voltage control.
- Use in industrial control systems operating in harsh environments demanding rugged semiconductor components.
JANTX1N5312-1 Brand Info
Produced under stringent military standards, the JANTX series is recognized for its high reliability and durability in demanding applications. This specific 12 V Zener diode variant is part of a respected line of hermetically sealed components designed to meet rigorous performance and environmental requirements. The manufacturer??s commitment to quality ensures each unit delivers consistent electrical characteristics, long-term stability, and mechanical integrity necessary for mission-critical systems.
FAQ
What is the significance of the hermetically sealed package in this diode?
The hermetically sealed glass package protects the diode??s internal semiconductor junction from moisture, dust, and contaminants. This ensures reliable electrical performance and longevity, especially in harsh environments such as aerospace or military applications where exposure to extreme conditions is common.
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What is the maximum operating temperature for this device?
It is rated for operation from -65??C up to +200??C. This broad temperature range allows it to function reliably in applications subjected to extreme cold or heat, making it suitable for rugged industrial and defense systems.
How does the power dissipation rating affect its application?
The 5-watt power dissipation rating means the diode can safely handle significant voltage surges and steady-state currents without overheating. This capability is crucial in voltage regulation and transient suppression roles where power spikes are common.
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Can this diode be used in commercial electronics?
While it can be used in commercial electronics, its design and qualification are specifically tailored for military and industrial environments. The higher cost and stringent specifications typically make it most suitable for critical applications requiring enhanced reliability rather than general consumer use.
What test current is used to specify the Zener voltage?
The Zener voltage of 12 V ??5% is specified at a test current of 20 mA. This standard test condition ensures consistent voltage regulation performance under typical operating currents.
