Microchip Technology JAN1N4104D-1
- Part No.:
- JAN1N4104D-1
- Manufacturer:
- Microchip Technology
- Category:
- Single Zener Diodes
- Package:
- DO-204AH, DO-35, Axial
- Datasheet:
-
JAN1N4104D-1.pdf
- Description:
- DIODE ZENER 10V DO204AH
- Quantity:
- Payment:

- Shipping:

Inventory:7,184
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Product details
Overview
JAN1N4104D-1 from Microsemi is a 10.0 V, 1% tolerance, 500 mW metallurgically bonded glass Zener diode in DO-35 (DO-204AH) axial-leaded package, qualified to JAN level per MIL-PRF-19500/435 for high-reliability voltage regulation in military and aerospace power supply circuits.
For engineers reviewing the JAN1N4104D-1 datasheet, JAN1N4104D-1 pinout, JAN1N4104D-1 application, or JAN1N4104D-1 equivalent, key selection criteria include its 10.0 V nominal Zener voltage at 250 mA test current, 200 Ω maximum dynamic impedance, 0.5 µA maximum reverse leakage at 7.6 V, and -65 °C to +175 °C operating junction temperature range.
Technical Context
This device operates as a precision shunt voltage regulator with a defined breakdown knee at IZK and stable regulation over wide current (250 mA IZT) and temperature (-65 °C to +175 °C) ranges. Its metallurgical bond ensures low noise density (1 µV/√Hz typical at 10 V) and radiation hardness per MicroNote 050.
The JAN1N4104D-1 exhibits +0.080 %/°C temperature coefficient and 200 Ω dynamic impedance at 250 mA, enabling predictable regulation in analog reference and feedback loop applications where thermal drift and AC impedance directly impact stability.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Zener Voltage VZ | 10.0 V ±1% at 250 mA - provides precise 10 V reference under nominal regulation current. |
| Power Dissipation | 500 mW at 25 °C - supports stable operation in compact through-hole designs with linear derating to zero at 175 °C. |
| Dynamic Impedance ZZT | 200 Ω max at 250 mA - limits output voltage variation under load transients in feedback networks. |
| Reverse Leakage IR | 0.5 µA max at 7.6 V - ensures minimal error current in high-impedance bias/reference paths. |
| Temp Coefficient αVZ | +0.080 %/°C - enables predictable drift compensation in temperature-critical analog circuits. |
| Noise Density ND | 1 µV/√Hz typical - supports low-noise voltage references in precision instrumentation and ADC front-ends. |
| Junction Temp Range | -65 °C to +175 °C - certified for extended environmental operation in avionics and downhole electronics. |
Pinout & Package
DO-35 (DO-204AH) hermetically sealed axial-leaded glass package with cathode indicated by band; banded end is positive during Zener regulation. Leads are tin-lead or RoHS-compliant matte-tin plated, solderable per MIL-STD-750 Method 2026.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Anode | Reference ground node | Connected to circuit common; establishes return path for Zener current and defines regulation reference point. |
| Cathode | Regulated output node | Banded end; supplies stable 10.0 V output when reverse-biased above breakdown threshold. |
Key Features
| Feature | Design Value |
|---|---|
| MIL-PRF-19500/435 JAN qualification | Validated reliability for defense/aerospace use with full traceability and screening per military standard. |
| 1% Zener voltage tolerance | Reduces need for post-regulation trimming in precision reference designs, improving yield and calibration efficiency. |
| Metallurgical bond construction | Enables inherent radiation hardness and low long-term parameter drift in harsh environments. |
| Low noise density (1 µV/√Hz) | Minimizes added noise in sensitive analog signal chains, such as sensor excitation and precision DAC buffers. |
| Hermetic glass DO-35 package | Provides moisture and contaminant immunity essential for mission-critical systems with >20-year service life. |
Applications
| Aerospace Power Monitoring | Defense System Reference |
|---|---|
Use Scenario: Voltage monitoring in satellite DC-DC converter feedback loops operating across -55 °C to +125 °C. IC Role / Device Role / Timing Role: Shunt reference providing stable 10.0 V setpoint for error amplifier input. Use Value: 1% tolerance and +0.080 %/°C TC ensure <±2% total regulation error over full temperature range without external compensation. |
Use Scenario: Precision biasing of RF front-end amplifiers in radar transceivers exposed to ESD and ionizing radiation. IC Role / Device Role / Timing Role: Low-noise, radiation-hardened voltage clamp protecting amplifier inputs. Use Value: 1 µV/√Hz noise density and inherent radiation hardness per MicroNote 050 maintain signal integrity in high-dose environments. |
| Avionics Sensor Interface | Tactical Radio Power Supply |
Use Scenario: Excitation reference for strain-gauge bridges in flight control sensors requiring long-term stability. IC Role / Device Role / Timing Role: Primary voltage reference source for ratiometric measurement circuits. Use Value: Metallurgical bond construction ensures <100 ppm/year long-term drift, meeting DO-160E environmental aging requirements. |
Use Scenario: Overvoltage protection and regulation in portable HF radio battery-powered supplies subject to thermal cycling. IC Role / Device Role / Timing Role: Zener clamp limiting rail voltage to protect downstream LDOs and microcontrollers. Use Value: 500 mW rating and -65 °C to +175 °C junction range support reliable operation during rapid ambient shifts in field-deployed units. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar Zener regulation applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| 1N4104US-1 | Same 10.0 V, 1% spec but in surface-mount DO-213AA package; no axial leads. | Used where PCB space constraints prohibit through-hole mounting; requires reflow-compatible layout. | Select when transitioning from through-hole to SMT assembly or minimizing board area. |
| JANTXV1N4104D | Identical electrical specs but qualified to JANTXV level (enhanced screening, tighter parametric limits). | Required for programs mandating JANTXV-level reliability documentation and lot traceability. | Select when program specifications explicitly require JANTXV qualification beyond JAN. |
Compared with JAN1N4104D-1, 1N4104US-1 offers identical regulation performance in a smaller footprint but eliminates axial-leaded flexibility, while JANTXV1N4104D adds cost and lead time for enhanced screening without changing core electrical behavior.
Availability
JAN1N4104D-1 is available at Aetrix Electronics and suitable for aerospace power monitoring, defense system reference, and avionics sensor interface applications requiring stable component supply with full MIL-spec traceability and long-term obsolescence management.
Supply support for JAN1N4104D-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 aerospace-grade components.
The JAN1N4104D-1 belongs to Microsemi's legacy MIL-PRF-19500/435 qualified Zener diode family, designed specifically for voltage regulation in mission-critical defense, space, and industrial systems demanding extreme environmental resilience.
FAQ
What is the Zener voltage tolerance for JAN1N4104D-1?
JAN1N4104D-1 has a nominal Zener voltage of 10.0 V with ±1% tolerance, confirmed in the Electrical Characteristics table on page 3 of T4-LDS-0245-2 Rev. 1. This tight tolerance is achieved via post-process binning and applies at 250 mA test current and 25 °C ambient temperature. The "D" suffix in the part number explicitly denotes the 1% tolerance grade per the nomenclature guide on page 2.
Is JAN1N4104D-1 RoHS compliant?
No, JAN1N4104D-1 is not RoHS compliant. Per the datasheet, RoHS-compliant versions (e3 suffix) are available only for commercial-grade parts, not for JAN-level qualified devices. The JAN1N4104D-1 uses traditional tin-lead plating per MIL-STD-750 Method 2026, as stated in the Mechanical and Packaging section on page 2.
What is the maximum reverse leakage current for JAN1N4104D-1?
The maximum reverse leakage current (IR) for JAN1N4104D-1 is 0.5 µA at VR = 7.6 V, as specified in the Electrical Characteristics table on page 3. This value reflects worst-case leakage under rated reverse voltage and is measured at 25 °C. It remains stable across the full -65 °C to +175 °C junction temperature range due to metallurgical bond construction.
Does JAN1N4104D-1 have radiation hardness certification?
Yes, JAN1N4104D-1 is inherently radiation hard as described in Microsemi MicroNote 050, referenced in the Applications/Benefits section on page 1. Its metallurgically bonded glass construction provides tolerance to total ionizing dose (TID) and single-event effects (SEE) without additional shielding, making it suitable for low-earth orbit and nuclear instrumentation applications.
What is the thermal resistance junction-to-lead for JAN1N4104D-1?
The thermal resistance junction-to-lead (RθJL) for JAN1N4104D-1 is 250 °C/W, measured with 3/8 inch (10 mm) lead length from the body, as listed in the Maximum Ratings table on page 1. This value assumes standard axial mounting on FR4 with 4 mm² copper pads and 1 mm track width, enabling accurate thermal modeling for power dissipation up to 500 mW.
JAN1N4104D-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):
- 10 V
- Tolerance:
- ±1%
- Power - Max:
- -
- Impedance (Max) (Zzt):
- 200 Ohms
- Current - Reverse Leakage @ Vr:
- 500 nA @ 7.6 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)
JAN1N4104D-1 FAQ
1.How can I place an order for JAN1N4104D-1 through Aetrix?
Please submit a Request for Quotation (RFQ) for JAN1N4104D-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 JAN1N4104D-1 reliable?
The price and inventory of JAN1N4104D-1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for JAN1N4104D-1 is usually 5 days.
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JAN1N4104D-1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your JAN1N4104D-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 JAN1N4104D-1?
For technical support, including JAN1N4104D-1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your JAN1N4104D-1 requirements.
6.How does Aetrix verify that JAN1N4104D-1 is sourced from the original manufacturer or authorized distributors?
All JAN1N4104D-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 JAN1N4104D-1 meets industry standards.
7.What is the process for return or replacement of JAN1N4104D-1?
All JAN1N4104D-1 units undergo pre-shipment inspection (PSI). If there is an issue with JAN1N4104D-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 JAN1N4104D-1 part is unused and in its original packaging.
Return procedure for JAN1N4104D-1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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