2M13Z B0G Zener Diode Equivalent & Substitute Parts

Part Overview

The 2M13Z B0G is an active-status Zener diode manufactured by Taiwan Semiconductor Corporation, rated for 13 V nominal Zener voltage with 2 W maximum power dissipation. This component is packaged in the DO-204AC (DO-15) axial through-hole configuration and operates across the temperature range of -55°C to 175°C. The part is ROHS3 compliant and REACH unaffected, with unlimited moisture sensitivity rating (MSL 1). Substitute parts are identified when equivalent electrical performance and mechanical compatibility are required due to inventory constraints, design optimization, or application-specific requirements.

Substiute Parts

2M13Z B0G

Taiwan Semiconductor CorporationIn Stock: 11632M13Z B0G Datasheet

Current PartRFQ

1N5350B-TP

Micro Commercial CoIn Stock: 53071N5350B-TP Datasheet

SimilarRFQ

1N5351B-TP

Micro Commercial CoIn Stock: 52311N5351B-TP Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the 2M13Z B0G is determined by the following critical parameters:

Primary Substitution Criteria:

• Zener voltage rating: 13 V nominal with ±5% tolerance
• Package / Case: DO-204AC or DO-15 axial through-hole configuration
• Mounting type: Through hole
• Compliance: ROHS3 compliant, REACH unaffected

Secondary Compatibility Factors:

• Power dissipation rating: Equal to or greater than 2 W
• Operating temperature range: Minimum -55°C to 175°C coverage
• Impedance and reverse leakage characteristics: Within acceptable design margins

The substitute parts listed (1N5350B-TP and 1N5351B-TP) share identical package configurations and compliance certifications. However, voltage and power ratings differ and must be evaluated against specific application requirements.

Parameter Comparison

Engineering Selection Recommendations

1N5350B-TP Substitution: The 1N5350B-TP maintains identical 13 V Zener voltage rating and ±5% tolerance, ensuring direct voltage compatibility with the 2M13Z B0G. Both components are ROHS3 compliant and REACH unaffected. The 1N5350B-TP provides 5 W power rating, exceeding the 2 W requirement of the original part. The impedance is lower (2.5 Ohms versus 5 Ohms), and reverse leakage is higher (1 µA versus 500 nA). The operating temperature range is -55°C to 150°C, which does not extend to the 175°C upper limit of the original part. This substitution is suitable for applications where the reduced upper temperature limit is acceptable and enhanced power dissipation capability is beneficial.

1N5351B-TP Substitution: The 1N5351B-TP differs in Zener voltage rating at 14 V nominal, representing a 1 V deviation from the 13 V specification of the 2M13Z B0G. Within the ±5% tolerance band, this equates to a 7.7% variance from the original nominal value. Both components share identical package configuration, ROHS3 compliance, and REACH status. The 1N5351B-TP provides 5 W power rating and lower impedance (2.5 Ohms). The operating temperature range is -55°C to 150°C. This substitution is applicable only in applications where the 14 V Zener voltage is functionally equivalent to 13 V within circuit design margins.

Frequently Asked Questions (FAQ)

Q: Can the 1N5350B-TP directly replace the 2M13Z B0G in all applications?

A: The 1N5350B-TP maintains the same 13 V Zener voltage rating and ±5% tolerance, ensuring voltage compatibility. Both components use the DO-15 axial through-hole package. The primary consideration is the reduced maximum operating temperature of 150°C versus 175°C for the original part. Applications operating within -55°C to 150°C can use this substitute without voltage-related restrictions.

Q: Is the 1N5351B-TP a suitable substitute?

A: The 1N5351B-TP has a 14 V Zener voltage rating, which differs from the 13 V specification. This 1 V difference represents a 7.7% deviation from nominal. Substitution is limited to applications where 14 V operation is functionally acceptable within circuit design parameters. Voltage-sensitive applications require confirmation that the higher Zener voltage does not compromise circuit performance.

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

A: The 2M13Z B0G has 5 Ohms maximum impedance, while both substitute parts have 2.5 Ohms. Lower impedance provides better voltage regulation and faster transient response. This difference is generally favorable for circuit performance but should be verified in applications with specific impedance requirements.

Q: Are all three parts mechanically compatible?

A: Yes. All three components use the DO-204AC (DO-15) axial through-hole package configuration. Physical dimensions and pin spacing are identical, allowing direct mechanical substitution on printed circuit boards designed for the original part.

Q: Do compliance and regulatory certifications differ between these parts?

A: No. All three parts are ROHS3 compliant and REACH unaffected. Moisture sensitivity level is 1 (unlimited) for all components. Regulatory and environmental compliance is equivalent across all three options.

Q: What is the impact of higher reverse leakage current in the substitute parts?

A: The 2M13Z B0G specifies 500 nA reverse leakage at 9.9 V, while both substitute parts specify 1 µA at their respective test voltages. The 2× increase in leakage current is generally acceptable in most Zener diode applications but should be evaluated in high-impedance or precision voltage reference circuits where leakage current directly affects performance.

Q: Can the higher power rating of the substitute parts cause issues?

A: No. The 5 W rating of the 1N5350B-TP and 1N5351B-TP exceeds the 2 W requirement of the original part. Higher power rating provides additional thermal margin and is not detrimental to circuit operation. The component will dissipate only the power required by the circuit, regardless of its maximum rating.