1N752AE3 Equivalent & Substitute Parts

Part Overview

The 1N752AE3 is a Zener diode manufactured by Microchip Technology, classified as a voltage regulator component in the Diodes, Zener category. This through-hole device operates at a nominal Zener voltage of 5.6 V with a maximum power dissipation of 500 mW, suitable for voltage regulation and protection applications. The part maintains Active product status with 888 pieces currently in stock. Equivalent and substitute parts are identified to provide alternative sourcing options when the primary part number is unavailable or when specific operational or compliance requirements necessitate component substitution.

Substiute Parts

1N752AE3

Microchip TechnologyIn Stock: 9771N752AE3 Datasheet

Current PartRFQ

JANTX1N752A-1

Microchip TechnologyIn Stock: 1520JANTX1N752A-1 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the 1N752AE3 is determined by strict equivalence across the following critical parameters:

Electrical Parameters (Must Match):

• Nominal Zener voltage: 5.6 V
• Tolerance: ±5%
• Maximum power dissipation: 500 mW
• Reverse leakage current: 5 µA @ 2.5 V
• Forward voltage: 1.1 V @ 200 mA
• Operating temperature range: -65°C to 175°C

Mechanical Parameters (Must Match):

• Mounting type: Through Hole
• Package designation: DO-204AH / DO-35 / Axial

The JANTX1N752A-1 qualifies as a parametric equivalent based on identical electrical specifications and mechanical compatibility. This substitute maintains the same Zener voltage, tolerance, power rating, and thermal operating range. Differences in impedance (8 Ohms versus 11 Ohms maximum) and additional military-grade qualification do not preclude substitution, as the substitute meets or exceeds the electrical performance envelope of the primary part.

Parameter Comparison

Engineering Selection Recommendations

Primary Part (1N752AE3): The 1N752AE3 is suitable for standard commercial applications requiring a 5.6 V Zener diode with 500 mW power dissipation. This part carries Active product status and maintains REACH Unaffected compliance. Selection of this part is appropriate when commercial-grade components meet application requirements and cost optimization is a priority.

Substitute Part (JANTX1N752A-1): The JANTX1N752A-1 is qualified to MIL-PRF-19500/127 military specifications and carries Military grade designation. This substitute maintains identical electrical and mechanical parameters to the primary part while providing enhanced reliability assurance through military qualification. Selection of this substitute is appropriate for applications requiring military-grade components, enhanced screening, or when superior impedance characteristics (8 Ohms versus 11 Ohms) provide operational advantage. Both parts carry REACH Unaffected status and identical export classification (EAR99).

Frequently Asked Questions (FAQ)

Q: Can the JANTX1N752A-1 directly replace the 1N752AE3 in existing designs?

A: Yes. The JANTX1N752A-1 maintains identical electrical specifications (5.6 V nominal Zener voltage, ±5% tolerance, 500 mW maximum power, identical forward and reverse leakage characteristics) and identical mechanical packaging (DO-35 / DO-204AH through-hole axial configuration). Direct substitution is electrically and mechanically compatible.

Q: What is the significance of the impedance difference between these parts?

A: The JANTX1N752A-1 exhibits lower maximum impedance (8 Ohms) compared to the 1N752AE3 (11 Ohms). Lower impedance provides improved voltage regulation performance and faster transient response. This represents a performance enhancement rather than a limitation, making the substitute suitable for applications where tighter voltage regulation is beneficial.

Q: Why does the substitute part carry military qualification while the primary part does not?

A: The JANTX1N752A-1 is manufactured to MIL-PRF-19500/127 military specifications, which impose additional manufacturing controls, testing, and screening requirements. This qualification provides enhanced reliability assurance and traceability. Commercial applications may not require this level of qualification, while military, aerospace, or high-reliability applications benefit from this enhanced specification.

Q: Are there any compliance or regulatory differences between these parts?

A: Both parts carry identical REACH Unaffected status and EAR99 export classification. The primary difference is the military qualification of the substitute part. No RoHS compliance information is provided for the primary part; the substitute is noted as RoHS non-compliant. Applications requiring RoHS compliance should verify component sourcing accordingly.

Q: What is the moisture sensitivity level of these components?

A: The JANTX1N752A-1 carries Moisture Sensitivity Level (MSL) 1, indicating unlimited moisture sensitivity protection. No MSL rating is provided for the 1N752AE3. Both components are through-hole axial devices with minimal moisture sensitivity risk during standard handling and storage.

Q: Can these parts be used interchangeably in high-temperature applications?

A: Yes. Both parts maintain identical operating temperature ranges (-65°C to 175°C), ensuring equivalent performance across the full thermal envelope. Selection between these parts for high-temperature applications should be based on compliance requirements rather than thermal capability.