MMBZ5239BS-7-F Equivalent & Substitute Parts

Part Overview

The MMBZ5239BS-7-F is a Zener Diode Array manufactured by Diodes Incorporated, configured as 2 independent 9.1 V Zener diodes in a surface mount SOT-363 package. This component is classified as Active product status and is ROHS3 compliant. The device is designed for voltage regulation and protection applications requiring dual independent Zener elements in compact form factor. Identifying equivalent and substitute parts is necessary when addressing supply chain constraints, lead time requirements, or design flexibility across manufacturing locations while maintaining electrical and mechanical compatibility.

Substiute Parts

MMBZ5239BS-7-F

Diodes IncorporatedIn Stock: 1152MMBZ5239BS-7-F Datasheet

Current PartRFQ

MMBZ5239BS-7-F

Diodes IncorporatedIn Stock: 1152MMBZ5239BS-7-F Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MMBZ5239BS-7-F is determined by strict equivalence across the following critical parameters:

Electrical Parameters (Must Match):

• Zener voltage nominal: 9.1 V
• Tolerance: ±5%
• Maximum power dissipation: 200 mW
• Maximum impedance: 10 Ohms
• Reverse leakage current: 3 µA @ 7 V
• Forward voltage: 900 mV @ 10 mA
• Operating temperature range: -65°C to 150°C

Mechanical Parameters (Must Match):

• Configuration: 2 Independent Zener diodes
• Package type: SOT-363 (6-TSSOP, SC-88)
• Mounting type: Surface Mount

Compliance Parameters (Must Match):

• RoHS3 Compliance
• Moisture Sensitivity Level: 1 (Unlimited)

Parts meeting all electrical, mechanical, and compliance criteria are classified as parametric equivalents. The MMBZ5239BS-7-F serves as both the primary reference and the confirmed equivalent part.

Parameter Comparison

Engineering Selection Recommendations

The MMBZ5239BS-7-F is an Active product with full ROHS3 compliance and REACH unaffected status, making it suitable for current production and long-term deployment. The component carries Moisture Sensitivity Level 1 (Unlimited), indicating no special moisture handling requirements during storage or assembly.

When selecting this Zener diode array for voltage regulation or protection circuits, the 9.1 V nominal rating with ±5% tolerance provides predictable performance within specified operating conditions. The 200 mW power rating and 10 Ohm maximum impedance establish the thermal and dynamic response characteristics for the application.

The SOT-363 surface mount package enables high-density PCB layouts. The dual independent configuration allows independent voltage regulation or protection on two separate signal paths within a single component footprint.

All electrical parameters, mechanical specifications, and regulatory certifications are consistent across the identified equivalent part, ensuring direct substitution without design modification or re-qualification.

Frequently Asked Questions (FAQ)

Q: Can the MMBZ5239BS-7-F be substituted with other Zener diode arrays?

A: Substitution is limited to parts meeting all specified electrical parameters: 9.1 V nominal Zener voltage with ±5% tolerance, 200 mW maximum power, 10 Ohm maximum impedance, 3 µA reverse leakage at 7 V, and 900 mV forward voltage at 10 mA. The configuration must be 2 independent Zener diodes in SOT-363 package. Parts with different voltage ratings, power ratings, or package types are not interchangeable.

Q: What is the significance of the SOT-363 package designation?

A: SOT-363 is the standardized surface mount package for this component, also referenced as 6-TSSOP or SC-88. This package type defines the physical footprint, pin configuration, and thermal characteristics. PCB designs must accommodate this specific package geometry; substitution with different package types requires PCB redesign.

Q: Does the ±5% tolerance affect circuit design?

A: The ±5% tolerance on the 9.1 V nominal Zener voltage establishes the operating range as 8.645 V to 9.555 V. Circuit designs must account for this tolerance band when calculating voltage regulation margins or protection thresholds. All equivalent parts maintain this same tolerance specification.

Q: Are there moisture handling requirements for this component?

A: No. The Moisture Sensitivity Level 1 (Unlimited) designation indicates this component requires no special moisture control during storage, handling, or assembly. Standard warehouse and manufacturing conditions are acceptable.

Q: What compliance certifications apply to this part?

A: The MMBZ5239BS-7-F is ROHS3 compliant and REACH unaffected. These certifications confirm the component meets environmental and hazardous substance restrictions applicable to electronic components in regulated markets.

Q: Can this Zener diode array operate across the full -65°C to 150°C temperature range?

A: Yes. The operating temperature range of -65°C to 150°C defines the thermal limits for all electrical specifications. Performance is guaranteed across this entire range without derating or performance degradation within specified parameters.