M3Z16VC Zener Diode Equivalent & Substitute Parts

Part Overview

The M3Z16VC is a 16 V, 200 mW surface mount zener diode manufactured by Taiwan Semiconductor Corporation in SOD-323F package. This component is classified as an active product with ROHS3 compliance and is suitable for voltage regulation and protection applications in electronic circuits. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical packaging, and operational parameters to ensure functional interchangeability in circuit designs.

Key Parameters

Parameter	Value
Voltage - Zener (Nom)	16 V
Power - Max	200 mW
Tolerance	±5%
Impedance (Max)	40 Ohms
Current - Reverse Leakage @ Vr	100 nA @ 12 V
Operating Temperature Range	-55°C ~ 150°C (TJ)
Package / Case	SC-90, SOD-323F
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitute parts for the M3Z16VC are identified through parametric equivalence based on the following critical parameters:

Primary Matching Criteria:

Zener voltage: 16 V nominal
Maximum power dissipation: 200 mW
Package type: SOD-323F (SC-90)
Surface mount configuration
Operating temperature range: -55°C to 150°C

Tolerance Classification: Substitute parts are grouped into two tolerance categories:

±2% Tolerance Group (tighter tolerance): UDZS16B RRG, BZT52-B16S-AU_R1_000A1, BZT52-B16S_R1_00001
±5% Tolerance Group (matching main part): BZT52-C16S-AU_R1_000A1, BZT52-C16S_R1_00001

All substitute parts maintain identical impedance (40 Ohms maximum), reverse leakage current specifications (100 nA @ 12 V), and thermal operating range. Parts within the ±2% tolerance group provide enhanced precision and are direct upgrades to the M3Z16VC specification.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Vz (Nom)	Tolerance	Power (Max)	Zzt (Max)	Reverse Leakage @ 12V	Temp Range	Package	RoHS Status
M3Z16VC	Taiwan Semiconductor Corporation	16 V	±5%	200 mW	40 Ohms	100 nA	-55°C ~ 150°C	SOD-323F	ROHS3
UDZS16B RRG	Taiwan Semiconductor Corporation	16 V	±2%	200 mW	40 Ohms	45 nA	-55°C ~ 150°C	SOD-323F	ROHS3
BZT52-B16S-AU_R1_000A1	Panjit International Inc.	16 V	±2%	200 mW	40 Ohms	100 nA	-55°C ~ 150°C	SOD-323F	ROHS3
BZT52-B16S_R1_00001	Panjit International Inc.	16 V	±2%	200 mW	40 Ohms	100 nA	-55°C ~ 150°C	SOD-323F	ROHS3
BZT52-C16S-AU_R1_000A1	Panjit International Inc.	16 V	±5%	200 mW	40 Ohms	100 nA	-55°C ~ 150°C	SOD-323F	ROHS3
BZT52-C16S_R1_00001	Panjit International Inc.	16 V	±5%	200 mW	40 Ohms	100 nA	-55°C ~ 150°C	SOD-323F	ROHS3

Engineering Selection Recommendations

Direct Substitution (Same Tolerance): BZT52-C16S-AU_R1_000A1 and BZT52-C16S_R1_00001 are direct substitutes for M3Z16VC, maintaining ±5% tolerance specification. Both parts are manufactured by Panjit International Inc., carry AEC-Q101 automotive qualification (for the AU variant), and are ROHS3 compliant. These parts are suitable for applications where the original tolerance specification is required.

Upgraded Substitution (Improved Tolerance): UDZS16B RRG, BZT52-B16S-AU_R1_000A1, and BZT52-B16S_R1_00001 provide ±2% tolerance, representing enhanced precision over the M3Z16VC specification. UDZS16B RRG is manufactured by Taiwan Semiconductor Corporation (same as the main part) and features lower reverse leakage current (45 nA versus 100 nA). BZT52-B16S variants are manufactured by Panjit International Inc. with AEC-Q101 automotive qualification available for the AU variant. These parts are suitable for applications requiring tighter voltage regulation tolerances.

Compliance Considerations: All substitute parts maintain ROHS3 compliance and REACH unaffected status. Automotive-grade variants (BZT52-B16S-AU_R1_000A1 and BZT52-C16S-AU_R1_000A1) carry AEC-Q101 qualification for automotive applications.

Frequently Asked Questions (FAQ)

Q: Can BZT52-C16S-AU_R1_000A1 replace M3Z16VC directly? A: Yes. Both parts share identical electrical specifications (16 V, 200 mW, ±5% tolerance, 40 Ohms impedance) and SOD-323F packaging. The BZT52-C16S-AU_R1_000A1 includes automotive qualification (AEC-Q101) and is manufactured by Panjit International Inc.

Q: What is the advantage of using UDZS16B RRG instead of M3Z16VC? A: UDZS16B RRG provides ±2% tolerance compared to M3Z16VC's ±5%, offering tighter voltage regulation. Additionally, UDZS16B RRG exhibits lower reverse leakage current (45 nA versus 100 nA at 12 V), resulting in improved performance in precision voltage reference applications. Both are manufactured by Taiwan Semiconductor Corporation.

Q: Are all substitute parts in SOD-323F package? A: Yes. All substitute parts listed use SOD-323F (SC-90) surface mount package, ensuring mechanical and thermal compatibility with M3Z16VC in PCB layouts and reflow processes.

Q: What is the difference between BZT52-B16S-AU_R1_000A1 and BZT52-B16S_R1_00001? A: Both parts are electrically identical with ±2% tolerance, 16 V nominal voltage, and 200 mW power rating. The primary difference is that BZT52-B16S-AU_R1_000A1 carries AEC-Q101 automotive qualification and is designated for automotive applications, while BZT52-B16S_R1_00001 is the standard industrial variant.

Q: Can I use BZT52-C16S_R1_00001 in place of M3Z16VC? A: Yes. BZT52-C16S_R1_00001 is a direct parametric equivalent with matching ±5% tolerance, 16 V voltage, 200 mW power, and SOD-323F package. It is manufactured by Panjit International Inc. and is ROHS3 compliant.

Q: Which substitute part has the lowest reverse leakage current? A: UDZS16B RRG has the lowest reverse leakage current at 45 nA @ 12 V, compared to 100 nA for all other parts listed. This characteristic makes it suitable for applications requiring minimal leakage in voltage reference circuits.

Q: Are all substitute parts available in tape and reel packaging? A: Yes. All substitute parts are supplied in Tape & Reel (TR) packaging, consistent with M3Z16VC for automated assembly processes.

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