MMBZ5233BTS-7-F Equivalent & Substitute Parts

Part Overview

The MMBZ5233BTS-7-F is a Zener Diode Array manufactured by Diodes Incorporated, configured as 3 independent 6 V devices in a 6-TSSOP (SOT-363) surface mount package. This component is classified as Active product status and is RoHS3 compliant. Substitute parts are identified when equivalent electrical parameters and mechanical compatibility exist, enabling component selection flexibility across manufacturing environments and supply chain scenarios.

Key Parameters

Parameter	Value
Voltage - Zener (Nom) (Vz)	6 V
Tolerance	±5%
Power - Max	200 mW
Impedance (Max) (Zzt)	7 Ohms
Current - Reverse Leakage @ Vr	5 µA @ 3.5 V
Voltage - Forward (Vf) (Max) @ If	900 mV @ 10 mA
Operating Temperature Range	-65°C ~ 150°C
Mounting Type	Surface Mount
Package / Case	6-TSSOP, SC-88, SOT-363
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the MMBZ5233BTS-7-F are qualified based on the following electrical and mechanical parameters:

Core Substitution Criteria:

Voltage - Zener (Nom) (Vz): 6 V (exact match required)
Tolerance: ±5% (exact match required)
Impedance (Max) (Zzt): 7 Ohms (exact match required)
Current - Reverse Leakage @ Vr: 5 µA @ 3.5 V (exact match required)
Voltage - Forward (Vf) (Max) @ If: 900 mV @ 10 mA (exact match required)
Operating Temperature Range: -65°C ~ 150°C (exact match required)
Mounting Type: Surface Mount (required)
RoHS Status: ROHS3 Compliant (required)
Moisture Sensitivity Level (MSL): 1 (Unlimited) (required)

Package Compatibility Note: The main part uses SOT-363 (6-TSSOP) configuration with 3 independent devices. Substitute parts may use alternative surface mount packages (SOT-23, SOT-23-3) with single device configurations. Power dissipation ratings may exceed the main part specification while maintaining all other electrical parameters.

Parameter Comparison

Parameter	MMBZ5233BTS-7-F (Main)	CMPZ5233B TR PBFREE (Substitute)	MMBZ5233BLT1G (Substitute)
Manufacturer	Diodes Incorporated	Central Semiconductor Corp	onsemi
Voltage - Zener (Nom) (Vz)	6 V	6 V	6 V
Tolerance	±5%	±5%	±5%
Power - Max	200 mW	350 mW	225 mW
Impedance (Max) (Zzt)	7 Ohms	7 Ohms	7 Ohms
Current - Reverse Leakage @ Vr	5 µA @ 3.5 V	5 µA @ 3.5 V	5 µA @ 3.5 V
Voltage - Forward (Vf) (Max) @ If	900 mV @ 10 mA	900 mV @ 10 mA	900 mV @ 10 mA
Operating Temperature Range	-65°C ~ 150°C	-65°C ~ 150°C	-65°C ~ 150°C
Mounting Type	Surface Mount	Surface Mount	Surface Mount
Package / Case	6-TSSOP, SC-88, SOT-363	TO-236-3, SC-59, SOT-23-3	TO-236-3, SC-59, SOT-23-3
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
Product Status	Active	Active	Active

Engineering Selection Recommendations

All listed substitute parts maintain Active product status and ROHS3 compliance, ensuring regulatory alignment with the main part specification. The MMBZ5233BTS-7-F operates as a 3-independent device array in SOT-363 packaging, while substitute parts CMPZ5233B TR PBFREE and MMBZ5233BLT1G are single-device configurations in SOT-23 packaging.

Electrical parameters across all parts are identical for zener voltage, tolerance, impedance, reverse leakage current, forward voltage, and operating temperature range. Power dissipation ratings for substitute parts (350 mW and 225 mW respectively) exceed the main part specification (200 mW), providing thermal margin in applications where power handling is a design consideration.

Selection between substitute parts depends on circuit design requirements, PCB layout constraints, and package footprint compatibility. All parts carry MSL Level 1 (Unlimited) moisture sensitivity classification, indicating no special moisture handling requirements during storage or assembly.

Frequently Asked Questions (FAQ)

Q: Can CMPZ5233B TR PBFREE or MMBZ5233BLT1G be used as direct replacements for MMBZ5233BTS-7-F?

A: Electrical substitution is valid based on matching zener voltage (6 V), tolerance (±5%), impedance (7 Ohms), reverse leakage current (5 µA @ 3.5 V), forward voltage (900 mV @ 10 mA), and operating temperature range (-65°C ~ 150°C). However, package differences must be evaluated: the main part uses SOT-363 (6-TSSOP) with 3 independent devices, while substitutes use SOT-23 (TO-236-3) single-device packages. PCB layout and circuit configuration must accommodate these package differences.

Q: What is the significance of the higher power ratings in substitute parts?

A: CMPZ5233B TR PBFREE is rated at 350 mW and MMBZ5233BLT1G at 225 mW, compared to the main part's 200 mW rating. Higher power ratings indicate greater thermal dissipation capability and do not affect electrical performance when operating within the main part's power specification. This provides design margin in thermal-sensitive applications.

Q: Are all parts RoHS3 compliant?

A: Yes. MMBZ5233BTS-7-F, CMPZ5233B TR PBFREE, and MMBZ5233BLT1G are all ROHS3 compliant, meeting regulatory requirements for hazardous substance restrictions.

Q: What is the Moisture Sensitivity Level (MSL) for these parts?

A: All three parts carry MSL Level 1 (Unlimited), indicating no moisture sensitivity restrictions. Standard handling and storage procedures apply without special moisture control requirements.

Q: How do the package configurations differ between the main part and substitutes?

A: The MMBZ5233BTS-7-F uses a 6-TSSOP (SOT-363) package containing 3 independent zener diodes. Substitute parts CMPZ5233B TR PBFREE and MMBZ5233BLT1G use SOT-23 (TO-236-3) packages, each containing a single zener diode. Circuit design must account for the difference between array and single-device configurations.

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

A: All parts are ROHS3 compliant, REACH unaffected, and classified under ECCN EAR99. No compliance or certification differences exist between the main part and substitute parts.

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