DZ23C15-TP Equivalent & Substitute Parts

Part Overview

The DZ23C15-TP is an active Zener diode array manufactured by Micro Commercial Co, configured as a 1 Pair Common Cathode device with a nominal Zener voltage of 15 V and maximum power dissipation of 300 mW. The component is packaged in SOT-23-3 (TO-236-3, SC-59) surface mount configuration and supplied in Tape & Reel packaging. This part is ROHS3 compliant with unlimited moisture sensitivity level (MSL 1) and is currently in active production status with 2005 units in stock.

Equivalent and substitute parts are identified to support design flexibility, supply chain continuity, and application-specific requirements where the primary part may be unavailable or where alternative electrical characteristics better suit specific circuit implementations.

Substiute Parts

DZ23C15-TP

Micro Commercial CoIn Stock: 2100DZ23C15-TP Datasheet

Current PartRFQ

MMBZ15VDLT1G

onsemiIn Stock: 65186MMBZ15VDLT1G Datasheet

SimilarRFQ

SZMMBZ15VDLT1G

onsemiIn Stock: 6118SZMMBZ15VDLT1G Datasheet

SimilarRFQ

DZ23C15-7-F

Diodes IncorporatedIn Stock: 185320DZ23C15-7-F Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the DZ23C15-TP are classified into two categories based on electrical and mechanical compatibility:

Parametric Equivalents are components that maintain identical or functionally equivalent electrical specifications across all critical parameters: nominal Zener voltage (15 V), power dissipation (300 mW), impedance (30 Ohms maximum), tolerance (±5%), configuration (1 Pair Common Cathode), operating temperature range (-65°C to 150°C), and package form factor (SOT-23-3). These parts are direct functional replacements with no circuit redesign required.

Functional Alternatives are components that operate within the same voltage class and package envelope but employ different device topologies (such as Transient Voltage Suppressors) or different packaging formats. These parts satisfy the same physical mounting requirements and general voltage protection function but may exhibit different electrical characteristics such as clamping voltage, peak pulse current capability, or impedance behavior. Selection of functional alternatives requires verification that the specific electrical performance aligns with circuit requirements.

The key parameters determining substitution eligibility are: nominal voltage rating (15 V class), maximum power dissipation capability (300 mW minimum), package form factor (SOT-23-3), surface mount configuration, and operating temperature range overlap (-65°C to 150°C minimum).

Parameter Comparison

Engineering Selection Recommendations

DZ23C15-7-F (Parametric Equivalent - Diodes Incorporated)

The DZ23C15-7-F is a parametric equivalent offering identical electrical specifications to the DZ23C15-TP: 15 V nominal Zener voltage, ±5% tolerance, 300 mW maximum power dissipation, 30 Ohms maximum impedance, 1 Pair Common Cathode configuration, and -65°C to 150°C operating temperature range. Both components are packaged in SOT-23-3 and supplied in Tape & Reel format. The DZ23C15-7-F is ROHS3 compliant with MSL 1 rating. This part is suitable for direct substitution in applications requiring standard Zener diode array functionality with no circuit modifications. Inventory availability is 185,300 units.

MMBZ15VDLT1G (Functional Alternative - onsemi, Cut Tape Packaging)

The MMBZ15VDLT1G is a Transient Voltage Suppressor (TVS) diode with unidirectional, 2-channel configuration. It operates in the 15 V voltage class with 12.8 V reverse standoff voltage, 14.3 V minimum breakdown voltage, and 21.2 V maximum clamping voltage at peak pulse current. Peak pulse current capability is 1.9 A (10/1000µs waveform) with 40 W peak pulse power dissipation. The component is packaged in SOT-23-3 and supplied in Cut Tape (CT) & Digi-Reel® format. This part is ROHS3 compliant with MSL 1 rating. Selection of this part is appropriate for applications requiring transient voltage suppression with higher peak current handling capability than standard Zener diodes. Inventory availability is 65,100 units.

SZMMBZ15VDLT1G (Functional Alternative - onsemi, Automotive Grade)

The SZMMBZ15VDLT1G is an automotive-grade Transient Voltage Suppressor (TVS) diode with identical electrical specifications to the MMBZ15VDLT1G: 12.8 V reverse standoff voltage, 14.3 V minimum breakdown voltage, 21.2 V maximum clamping voltage, 1.9 A peak pulse current, and 40 W peak pulse power dissipation. The component is packaged in SOT-23-3 and supplied in Tape & Reel format. This part is qualified to AEC-Q101 automotive standard, ROHS3 compliant, and carries MSL 1 rating. Selection of this part is appropriate for automotive applications or designs requiring AEC-Q101 qualification with transient voltage suppression functionality. Inventory availability is 6,055 units.

Frequently Asked Questions (FAQ)

Q: Can the DZ23C15-7-F be used as a direct replacement for the DZ23C15-TP?

A: Yes. The DZ23C15-7-F is a parametric equivalent with identical nominal Zener voltage (15 V), tolerance (±5%), maximum power dissipation (300 mW), impedance (30 Ohms), configuration (1 Pair Common Cathode), operating temperature range (-65°C to 150°C), and package form factor (SOT-23-3). No circuit modifications are required.

Q: What is the difference between the DZ23C15-TP and the MMBZ15VDLT1G?

A: The DZ23C15-TP is a Zener diode array with common cathode configuration, while the MMBZ15VDLT1G is a Transient Voltage Suppressor (TVS) with unidirectional, 2-channel configuration. The TVS device exhibits different electrical characteristics: lower reverse standoff voltage (12.8 V vs. 15 V nominal), higher clamping voltage (21.2 V), and significantly higher peak pulse current capability (1.9 A vs. 300 mW continuous). The TVS topology is optimized for transient suppression rather than voltage regulation.

Q: Are the MMBZ15VDLT1G and SZMMBZ15VDLT1G electrically identical?

A: Yes, the MMBZ15VDLT1G and SZMMBZ15VDLT1G have identical electrical specifications. The primary difference is that the SZMMBZ15VDLT1G is automotive-grade and qualified to AEC-Q101 standard, making it suitable for automotive applications. The SZMMBZ15VDLT1G is also supplied in Tape & Reel packaging, while the MMBZ15VDLT1G is available in Cut Tape (CT) & Digi-Reel® format.

Q: What packaging formats are available for these substitute parts?

A: The DZ23C15-TP and DZ23C15-7-F are supplied in Tape & Reel (TR) format. The MMBZ15VDLT1G is available in Cut Tape (CT) & Digi-Reel® format. The SZMMBZ15VDLT1G is supplied in Tape & Reel (TR) format. All parts are packaged in SOT-23-3 (TO-236-3, SC-59) surface mount configuration.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. The DZ23C15-TP, DZ23C15-7-F, MMBZ15VDLT1G, and SZMMBZ15VDLT1G are all ROHS3 compliant with unlimited moisture sensitivity level (MSL 1).

Q: Which substitute part should be selected for automotive applications?

A: The SZMMBZ15VDLT1G is the appropriate choice for automotive applications, as it carries AEC-Q101 qualification and automotive-grade designation. This part provides transient voltage suppression functionality with automotive-level reliability and qualification.

Q: What is the operating temperature range difference between the main part and substitute parts?

A: The DZ23C15-TP and DZ23C15-7-F operate from -65°C to 150°C. The MMBZ15VDLT1G and SZMMBZ15VDLT1G operate from -55°C to 150°C (junction temperature). The main part and parametric equivalent offer a wider low-temperature operating range by 10°C.

Q: Can the TVS diodes (MMBZ15VDLT1G, SZMMBZ15VDLT1G) be used in voltage regulation circuits?

A: TVS diodes are optimized for transient voltage suppression and peak current handling rather than voltage regulation. While they operate in the 15 V voltage class, their electrical characteristics (clamping voltage, impedance behavior) differ from standard Zener diodes. Application suitability depends on specific circuit requirements and performance tolerances.