1N4707 Equivalent & Substitute Parts Reference

Part Overview

The 1N4707 is a Zener diode with a nominal Zener voltage of 20 V, a maximum power dissipation of 500 mW, and a tolerance of ±5%. Its enclosure is DO-35 (DO-204AH), axial through-hole, and it features a reverse leakage current of 10 nA at 15.2 V. The diode is RoHS non-compliant and has an operating temperature range from -65°C to 175°C. The product is active and currently available in inventory. Finding alternative models is necessary due to factors such as stock availability, RoHS compliance needs, or supply chain considerations.

Key Parameters

Parameter	Value
Voltage - Zener (Nom) (Vz)	20 V
Tolerance	±5%
Power - Max	500 mW
Current - Reverse Leakage @ Vr	10 nA @ 15.2 V
Voltage - Forward (Vf) (Max) @ If	1.1 V @ 200 mA
Operating Temperature	-65°C ~ 175°C (TJ)
Mounting Type	Through Hole
Package / Case	DO-204AH, DO-35, Axial
RoHS Status	RoHS non-compliant

Substitute Part Grouping Explanation

Suitable substitutes for the 1N4707 Zener diode are identified strictly based on the following parameters: nominal Zener voltage (Vz), tolerance, maximum power dissipation, reverse leakage current at specified test voltage, maximum forward voltage at specified test current, operating temperature range, mounting type, and package/case. Only models matching these parameters as specified are considered as legitimate substitutes.

Parameter Comparison

Parameter	1N4707 (Microchip Technology)	1N5250B (Microchip Technology)	1N5250BTR (Fairchild Semiconductor)
Voltage - Zener (Nom) (Vz)	20 V	20 V	20 V
Tolerance	±5%	±5%	±5%
Power - Max	500 mW	500 mW	500 mW
Current - Reverse Leakage @ Vr	10 nA @ 15.2 V	100 nA @ 15 V	100 nA @ 15 V
Voltage - Forward (Vf) (Max) @ If	1.1 V @ 200 mA	1.5 V @ 200 mA	1.2 V @ 200 mA
Operating Temperature	-65°C ~ 175°C	-65°C ~ 175°C	-65°C ~ 200°C
Mounting Type	Through Hole	Through Hole	Through Hole
Package / Case	DO-204AH, DO-35, Axial	DO-204AH, DO-35, Axial	DO-204AH, DO-35, Axial
RoHS Status	RoHS non-compliant	RoHS non-compliant	Not Specified

Engineering Selection Recommendations

The main part and its listed substitutes all have an active product status and are supplied in the same package and mounting type. All identified substitutes are RoHS non-compliant or have unspecified compliance status, matching the main part with respect to environmental directives. All substitute models fulfill the requirements for international trade compliance based on the provided ECCN and HTSUS values.

Frequently Asked Questions (FAQ)

Q1: What are the primary criteria for selecting a substitute for the 1N4707 Zener diode?
A1: Substitutes are selected strictly by matching the Zener voltage, tolerance, maximum power, reverse leakage current, forward voltage, operating temperature, mounting type, and package.

Q2: Are the substitute Zener diodes compatible in terms of mechanical fit?
A2: Yes, all listed substitute parts use the DO-204AH, DO-35, Axial through-hole package ensuring mechanical compatibility.

Q3: Is RoHS compliance a differentiator among these parts?
A3: No, the main part and its substitutes are RoHS non-compliant or have a non-specified compliance status.

Q4: Are there differences in the electrical parameters among these substitutes?
A4: Substitutes have identical Zener voltage, tolerance, and power ratings. Minor differences exist in reverse leakage current and forward voltage ratings within the specified categories.

Q5: What should be considered regarding operating temperature?
A5: All models provided operate at temperatures equal to or exceeding the main part's specification, ensuring full temperature range compatibility.

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