Microchip Technology JANTX1N4116C-1
- Part No.:
- JANTX1N4116C-1
- Manufacturer:
- Microchip Technology
- Category:
- Single Zener Diodes
- Package:
- DO-204AH, DO-35, Axial
- Datasheet:
-
JANTX1N4116C-1.pdf
- Description:
- DIODE ZENER 24V 500MW DO204AH
- Quantity:
- Payment:

- Shipping:

Inventory:6,538
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Product details
Overview
JANTX1N4116C-1 from Microsemi is a 500 mW, 24.0 V Zener diode in DO-35 glass package, qualified to JANTX reliability level per MIL-PRF-19500/435, with ±2% voltage tolerance, 150 Ω dynamic impedance at 250 mA test current, and 0.01 µA maximum reverse leakage at 18.3 V. It serves as a precision voltage reference in military-grade power regulation and analog signal conditioning circuits.
For engineers reviewing the JANTX1N4116C-1 datasheet, JANTX1N4116C-1 pinout, JANTX1N4116C-1 application, or JANTX1N4116C-1 equivalent, key selection criteria include Zener voltage accuracy (±2%), low noise density (1 µV/√Hz), hermetic DO-35 packaging, MIL-qualified thermal stability (–65°C to +175°C), and radiation-hardened construction for aerospace and defense systems.
Technical Context
This device operates in reverse breakdown mode with cathode-banded polarity, requiring the banded end to be held positive relative to the anode for regulation. Its metallurgically bonded junction ensures stable voltage regulation across wide current ranges (IZK to IZM) and temperature extremes.
The 24.0 V nominal Zener voltage exhibits a +0.090 %/°C temperature coefficient, enabling predictable drift compensation in high-stability references. Noise density is specified at 1 µV/√Hz - measured between 1 kHz and 3 kHz at IZT = 250 mA - supporting low-noise analog front-end designs.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Zener Voltage VZ | 24.0 V ±2% at IZT = 250 mA - defines precise regulation point for feedback loops and reference rails. |
| Power Dissipation | 500 mW at TL = 25°C - supports continuous operation in compact, unheatsinked layouts with linear derating to zero at 175°C. |
| Dynamic Impedance ZZT | 150 Ω max at IZT = 250 mA - limits output voltage variation under load transients in regulated supplies. |
| Reverse Leakage IR | 0.01 µA max at VR = 18.3 V - ensures minimal error current in high-impedance reference divider networks. |
| Noise Density ND | 1 µV/√Hz (typical) - enables use in precision instrumentation where low broadband noise is critical. |
| Temp Coefficient αVZ | +0.090 %/°C - allows accurate thermal drift modeling in temperature-compensated circuits. |
| Junction Temp Range | –65°C to +175°C - validated for extended operation in avionics, downhole, and space-qualified systems. |
Pinout & Package
DO-35 (DO-204AH) axial-leaded, hermetically sealed glass package with tin-lead plating; cathode indicated by band; weight ≈ 0.2 g; lead length 1.0–1.5 inches (25.4–38.1 mm).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | Forward conduction terminal / Zener cathode reference ground | Connected to circuit common or ground; reverse bias applied between cathode and this terminal for regulation. |
| Cathode (banded end) | Zener regulation terminal / voltage reference output | Applied positive potential relative to anode; delivers stable 24.0 V output when reverse biased above knee voltage. |
Key Features
| Feature | Design Value |
|---|---|
| Internal metallurgical bond | Ensures mechanical robustness and long-term parameter stability under thermal cycling and vibration stress. |
| MIL-PRF-19500/435 JANTX qualification | Validates reliability for mission-critical applications including flight control, radar, and secure comms hardware. |
| Hermetic glass DO-35 package | Prevents moisture ingress and corrosion, eliminating parameter shift over decades in sealed enclosures. |
| Radiation hardness (MicroNote 050) | Supports operation in high-total-ionizing-dose environments without parametric degradation or latch-up. |
| Low capacitance (typ. <1.5 pF) | Minimizes loading on high-frequency signal paths and preserves bandwidth in RF detector and timing circuits. |
Applications
| Aerospace Power Reference | Avionics Sensor Biasing |
|---|---|
Use Scenario: Stable 24 V reference for ADC voltage scaling and DAC output calibration in flight management computers. IC Role / Device Role / Timing Role: Precision Zener reference source providing traceable voltage standard for analog-to-digital conversion. Use Value: ±2% tolerance and +0.090 %/°C TC enable sub-0.1% full-scale error over –55°C to +125°C operating range. | Use Scenario: Bias supply for piezoresistive pressure transducers in engine monitoring systems. IC Role / Device Role / Timing Role: Low-noise, low-leakage voltage regulator establishing sensor excitation potential. Use Value: 1 µV/√Hz noise density and 0.01 µA leakage preserve microvolt-level signal integrity in high-gain amplifiers. |
| Tactical Radio Voltage Clamp | Nuclear Instrumentation Reference |
Use Scenario: Overvoltage protection and rail stabilization in HF/VHF transceiver power stages. IC Role / Device Role / Timing Role: Zener clamp limiting transient spikes on 24 V DC distribution lines during antenna switching. Use Value: 500 mW rating and 150 Ω ZZT allow sustained clamping of 100 ms surges up to 300 mA without parametric shift. | Use Scenario: Primary voltage reference in radiation-hardened neutron detection modules. IC Role / Device Role / Timing Role: Radiation-tolerant Zener element maintaining calibration stability in high-dose gamma fields. Use Value: Inherent radiation hardness per MicroNote 050 eliminates need for shielding or derating in >10 krad(Si) environments. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar Zener regulation applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| 1N4116US-1 | Same 24.0 V ±2% spec, but in surface-mount DO-213AA package; no axial leads. | Requires PCB rework for SMT assembly; unsuitable for through-hole prototyping or wire-wrap. | Select when board space is constrained and automated placement is available. |
| JAN1N4116C-1 | Identical electrical specs and DO-35 package, but qualified only to JAN level (lower screening than JANTX). | Not approved for Class H or Class K military programs requiring JANTX-level burn-in and life testing. | Select only for cost-sensitive commercial or non-mission-critical industrial use. |
Compared with JANTX1N4116C-1, the 1N4116US-1 offers identical regulation performance in a smaller footprint but sacrifices mechanical serviceability, while JAN1N4116C-1 reduces procurement cost and qualification rigor at the expense of guaranteed lifetime reliability in harsh operational environments.
Availability
JANTX1N4116C-1 is available at Aetrix Electronics and suitable for aerospace power reference, avionics sensor biasing, and tactical radio voltage clamp applications requiring stable component supply across extended temperature and radiation environments.
Supply support for JANTX1N4116C-1 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Microsemi Corporation (now part of Microchip Technology) is a U.S.-based semiconductor company specializing in high-reliability, radiation-hardened, and military-qualified components.
The JANTX1N4116C-1 belongs to Microsemi's legacy 1N4099–1N4135 Zener series, designed specifically for precision voltage regulation in defense, aerospace, and nuclear instrumentation systems demanding MIL-PRF-19500 compliance.
FAQ
What is the Zener voltage tolerance for JANTX1N4116C-1?
JANTX1N4116C-1 has a nominal Zener voltage of 24.0 V with a ±2% tolerance, indicated by the "C" suffix in its part number per Microsemi's nomenclature. This tolerance is verified at 250 mA test current and 25°C ambient, and remains stable across its qualified temperature range of –65°C to +175°C due to JANTX-level screening.
Is JANTX1N4116C-1 RoHS compliant?
No, JANTX1N4116C-1 is not RoHS compliant. The "e3" RoHS designation applies only to commercial-grade versions (e.g., 1N4116C-1e3); JANTX-level parts retain traditional tin-lead plating to meet MIL-STD-750 solderability requirements and avoid reliability risks associated with pure matte tin finishes in high-reliability applications.
What is the maximum reverse leakage current for JANTX1N4116C-1?
JANTX1N4116C-1 specifies a maximum reverse leakage current (IR) of 0.01 µA at VR = 18.3 V (75% of nominal VZ). This ultra-low leakage supports high-impedance reference networks in precision measurement systems where even nanoamp-level errors degrade accuracy.
Can JANTX1N4116C-1 be used in surface-mount designs?
JANTX1N4116C-1 uses a DO-35 axial-leaded package and is not suitable for direct SMT assembly. For surface-mount equivalents, consider the 1N4116US-1 in DO-213AA package - same 24.0 V ±2% spec but with solder pads instead of leads. No adapter or conversion kit exists for retrofitting JANTX1N4116C-1 onto SMT boards.
What does the "JANTX" prefix indicate for JANTX1N4116C-1?
The "JANTX" prefix certifies that JANTX1N4116C-1 meets MIL-PRF-19500/435 requirements at the JANTX reliability level, including extended temperature screening, burn-in, and life testing beyond commercial or JAN grades. It guarantees suitability for high-reliability military and aerospace applications where failure is not an option.
JANTX1N4116C-1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Microchip Technology
- Series:
- -
- Package/Case:
- DO-204AH, DO-35, Axial
- Packaging:
- Bulk
- Product Status:
- Active
- Voltage - Zener (Nom) (Vz):
- 24 V
- Tolerance:
- ±2%
- Power - Max:
- 500 mW
- Impedance (Max) (Zzt):
- 150 Ohms
- Current - Reverse Leakage @ Vr:
- 10 nA @ 18.3 V
- Voltage - Forward (Vf) (Max) @ If:
- 1.1 V @ 200 mA
- Operating Temperature:
- -65°C ~ 175°C
- Grade:
- Military
- Qualification:
- MIL-PRF-19500/435
- Mounting Type:
- Through Hole
- Supplier Device Package:
- DO-204AH (DO-35)
JANTX1N4116C-1 FAQ
1.How can I place an order for JANTX1N4116C-1 through Aetrix?
Please submit a Request for Quotation (RFQ) for JANTX1N4116C-1 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for JANTX1N4116C-1 reliable?
The price and inventory of JANTX1N4116C-1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for JANTX1N4116C-1 is usually 5 days.
3.What payment methods are accepted for JANTX1N4116C-1?
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JANTX1N4116C-1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your JANTX1N4116C-1 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for JANTX1N4116C-1?
For technical support, including JANTX1N4116C-1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your JANTX1N4116C-1 requirements.
6.How does Aetrix verify that JANTX1N4116C-1 is sourced from the original manufacturer or authorized distributors?
All JANTX1N4116C-1 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that JANTX1N4116C-1 meets industry standards.
7.What is the process for return or replacement of JANTX1N4116C-1?
All JANTX1N4116C-1 units undergo pre-shipment inspection (PSI). If there is an issue with JANTX1N4116C-1, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The JANTX1N4116C-1 part is unused and in its original packaging.
Return procedure for JANTX1N4116C-1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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