1N4698-TP Zener Diode Equivalent & Substitute Parts

Part Overview

The 1N4698-TP is an 11 V, 500 mW Zener diode manufactured by Micro Commercial Co in a DO-35 axial through-hole package. This part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement. The 1N4698-TP operates as a voltage regulation and protection component in electronic circuits requiring 11 V Zener voltage with ±5% tolerance and 500 mW power dissipation capability.

Key Parameters

Parameter	Value	Unit
Voltage - Zener (Nom)	11	V
Tolerance	±5%	—
Power - Max	500	mW
Mounting Type	Through Hole	—
Package / Case	DO-204AH, DO-35, Axial	—
Current - Reverse Leakage @ Vr	50 nA @ 8.4 V	—
Voltage - Forward (Vf) (Max) @ If	1.5 V @ 100 mA	—
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution of the 1N4698-TP is determined by the following critical parameters:

Voltage - Zener (Nom): Must equal 11 V
Power - Max: Must equal or exceed 500 mW
Mounting Type: Must be Through Hole
Package / Case: Must be DO-204AH, DO-35, or Axial equivalent
Tolerance: ±5% or tighter tolerance is acceptable
RoHS Compliance: ROHS3 Compliant status preferred for regulatory alignment

All substitute parts listed below meet the core electrical specifications (11 V Zener voltage, 500 mW power rating) and physical package requirements (DO-35 through-hole axial). Substitute parts are grouped by product status (Active vs. Obsolete) and compliance certifications. Parts with tighter tolerance specifications (±2%, ±1%) are electrically compatible and provide enhanced precision where circuit design permits.

Parameter Comparison

Part Number	Manufacturer	Vz (Nom)	Tolerance	Power (Max)	Package	Product Status	RoHS Status	Automotive Grade
1N4698-TP	Micro Commercial Co	11 V	±5%	500 mW	DO-35	Obsolete	ROHS3 Compliant	—
BZX79C11	Taiwan Semiconductor Corporation	11 V	±5%	500 mW	DO-35	Active	ROHS3 Compliant	—
1N5241B-TAP	Vishay General Semiconductor	11 V	±5%	500 mW	DO-35	Active	ROHS3 Compliant	AEC-Q101
1N5241B-TR	Vishay General Semiconductor	11 V	±5%	500 mW	DO-35	Active	ROHS3 Compliant	AEC-Q101
1N5241C-TAP	Vishay General Semiconductor	11 V	±2%	500 mW	DO-35	Active	ROHS3 Compliant	AEC-Q101
1N5241C-TR	Vishay General Semiconductor	11 V	±2%	500 mW	DO-35	Active	ROHS3 Compliant	AEC-Q101
1N5737D	Microchip Technology	11 V	±1%	500 mW	DO-35	Active	RoHS non-compliant	—
1N6001A	Microchip Technology	11 V	±10%	500 mW	DO-35	Active	RoHS non-compliant	—
1N6001B	Microchip Technology	11 V	±5%	500 mW	DO-35	Active	RoHS non-compliant	—
1N6001D	Microchip Technology	11 V	±1%	500 mW	DO-35	Active	RoHS non-compliant	—
BZX55B11-TAP	Vishay General Semiconductor	11 V	±2%	500 mW	DO-35	Active	ROHS3 Compliant	AEC-Q101

Engineering Selection Recommendations

Primary Substitutes (Recommended)

The following parts are recommended as direct substitutes for the 1N4698-TP based on active product status, ROHS3 compliance, and electrical equivalence:

BZX79C11 (Taiwan Semiconductor Corporation): Active product with ROHS3 compliance, matching ±5% tolerance and 500 mW power rating. Suitable for direct replacement in non-automotive applications.
1N5241B-TAP and 1N5241B-TR (Vishay General Semiconductor): Active products with ROHS3 compliance and AEC-Q101 automotive qualification. ±5% tolerance matches the original specification. Available in Cut Tape packaging options.
BZX55B11-TAP (Vishay General Semiconductor): Active product with ROHS3 compliance, AEC-Q101 automotive qualification, and ±2% tolerance (tighter than original). Suitable for applications requiring enhanced voltage precision.

Secondary Substitutes (Tighter Tolerance)

The following parts provide enhanced precision with ±2% or ±1% tolerance specifications:

1N5241C-TAP and 1N5241C-TR (Vishay General Semiconductor): Active products with ROHS3 compliance, AEC-Q101 automotive qualification, and ±2% tolerance. Recommended where circuit design requires tighter voltage regulation.
1N5737D (Microchip Technology): Active product with ±1% tolerance and matching electrical specifications. RoHS non-compliant status requires evaluation against regulatory requirements.
1N6001D (Microchip Technology): Active product with ±1% tolerance. RoHS non-compliant status requires evaluation against regulatory requirements.

Alternative Substitutes (Broader Tolerance)

1N6001A (Microchip Technology): Active product with ±10% tolerance. Suitable only for applications where voltage tolerance is not critical. RoHS non-compliant status requires evaluation.
1N6001B (Microchip Technology): Active product with ±5% tolerance matching the original specification. RoHS non-compliant status requires evaluation.

Compliance Considerations

For applications requiring ROHS3 compliance, select from: BZX79C11, 1N5241B-TAP, 1N5241B-TR, 1N5241C-TAP, 1N5241C-TR, or BZX55B11-TAP.

For automotive applications requiring AEC-Q101 qualification, select from: 1N5241B-TAP, 1N5241B-TR, 1N5241C-TAP, 1N5241C-TR, or BZX55B11-TAP.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with tighter tolerance (±2% or ±1%) in place of the 1N4698-TP (±5%)?

A: Yes. Tighter tolerance specifications are electrically compatible and provide enhanced precision. Parts such as 1N5241C-TAP, 1N5241C-TR, 1N5737D, 1N6001D, and BZX55B11-TAP all meet or exceed the original ±5% specification and function as direct substitutes.

Q: What is the difference between the 1N5241B and 1N5241C series?

A: The 1N5241B series has ±5% tolerance, while the 1N5241C series has ±2% tolerance. Both are manufactured by Vishay General Semiconductor and carry AEC-Q101 automotive qualification. Selection depends on circuit precision requirements.

Q: Are the Microchip 1N6001 series parts suitable replacements?

A: The 1N6001B and 1N6001D variants are electrically compatible with the 1N4698-TP. However, these parts are RoHS non-compliant, which may restrict use in applications subject to RoHS regulations. The 1N6001A variant has ±10% tolerance, which is broader than the original ±5% specification and should be used only where voltage tolerance is not critical.

Q: What packaging options are available for substitute parts?

A: Substitute parts are available in multiple packaging formats: Cut Tape (CT), Tape & Reel (TR), Tape & Box (TB), and Bulk. The physical package remains DO-35 axial through-hole for all listed substitutes, ensuring mechanical compatibility with the original 1N4698-TP.

Q: Which substitute part has the highest inventory availability?

A: The 1N5241B-TR (Vishay General Semiconductor) has the highest inventory with 66,049 pieces in stock, followed by 1N5241B-TAP with 20,300 pieces and BZX55B11-TAP with 19,808 pieces.

Q: Is the BZX79C11 a suitable replacement for the 1N4698-TP?

A: Yes. The BZX79C11 (Taiwan Semiconductor Corporation) is an active product with ROHS3 compliance, matching 11 V Zener voltage, ±5% tolerance, and 500 mW power rating. It is electrically and mechanically equivalent to the 1N4698-TP.

Q: Can I use these substitute parts in automotive applications?

A: For automotive applications, select parts with AEC-Q101 qualification: 1N5241B-TAP, 1N5241B-TR, 1N5241C-TAP, 1N5241C-TR, or BZX55B11-TAP. These parts meet automotive industry standards and are recommended for automotive circuit designs.

Q: What is the operating temperature range for substitute parts?

A: Most substitute parts operate across -65°C to 175°C. The 1N5241B and 1N5241C series specify a maximum operating temperature of 175°C. Verify specific operating temperature requirements for your application.

Q: Are all substitute parts ROHS3 compliant?

A: No. The Microchip 1N5737D, 1N6001A, 1N6001B, and 1N6001D series are RoHS non-compliant. For ROHS3-compliant applications, select from: BZX79C11, 1N5241B-TAP, 1N5241B-TR, 1N5241C-TAP, 1N5241C-TR, or BZX55B11-TAP.

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