BZT52C16S-TP Equivalent & Substitute Parts

Part Overview

The BZT52C16S-TP is a 16 V, 200 mW Zener diode manufactured by Micro Commercial Co in SOD-323 surface mount packaging. This component is classified as an active product with ROHS3 compliance and unlimited moisture sensitivity rating. Zener diodes of this specification are used in voltage regulation, overvoltage protection, and reference voltage applications in electronic circuits. Equivalent and substitute parts are identified to support design flexibility, supply chain continuity, and application-specific performance requirements where alternative manufacturers or enhanced specifications are acceptable.

Key Parameters

Parameter	Value	Unit
Voltage - Zener (Nominal)	16	V
Tolerance	±6%	—
Power - Maximum	200	mW
Impedance (Maximum)	40	Ohms
Current - Reverse Leakage @ Vr	100	nA @ 11.2 V
Voltage - Forward (Maximum) @ If	900	mV @ 10 mA
Operating Temperature Range	-65 to 150	°C
Mounting Type	Surface Mount	—
Package / Case	SC-76, SOD-323	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the BZT52C16S-TP is determined by the following critical parameters:

Primary Substitution Criteria:

Zener voltage: 16 V nominal
Power dissipation: 200 mW or greater
Package compatibility: SOD-323 or SOD-323F surface mount
Operating temperature range: -65°C to 150°C minimum
Voltage tolerance: ±6% or tighter
Forward voltage and reverse leakage characteristics within acceptable ranges

Substitution Categories:

Direct Parametric Equivalents maintain identical electrical specifications and packaging. These parts are interchangeable without circuit modification.

Enhanced Performance Substitutes provide equal or superior electrical characteristics with higher power ratings, improved tolerance, or lower impedance. These parts are suitable for applications requiring additional design margin or enhanced reliability.

Package Variant Substitutes maintain electrical specifications but use SOD-323F packaging instead of SOD-323. SOD-323F is a variant of the same form factor and is mechanically compatible in most applications.

Automotive-Qualified Substitutes include AEC-Q101 certification for automotive applications where this qualification is required.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Vz (V)	Tolerance	Power (mW)	Zzt (Ohms)	Ir @ Vr (nA)	Vf @ If (mV)	Temp Range (°C)	Package	Packaging Type
BZT52C16S-TP	Micro Commercial Co	16	±6%	200	40	100 @ 11.2 V	900 @ 10 mA	-65 to 150	SOD-323	Tape & Reel
BZT52C16S-7-F	Diodes Incorporated	16	±6%	200	40	100 @ 11.2 V	900 @ 10 mA	-65 to 150	SOD-323	Tape & Reel
DDZ9703S-7	Diodes Incorporated	16	±5%	200	—	50 @ 12.1 V	900 @ 10 mA	-65 to 150	SOD-323	Tape & Reel
MM3Z16VC	onsemi	16	±5%	200	37	45 @ 11.2 V	1000 @ 10 mA	-65 to 150	SOD-323F	Cut Tape & Digi-Reel
MM3Z16VB	onsemi	16	±2%	200	37	45 @ 11.2 V	1000 @ 10 mA	-65 to 150	SOD-323F	Cut Tape & Digi-Reel
MM3Z16VT1G	onsemi	16	±6%	300	40	50 @ 11.2 V	900 @ 10 mA	-65 to 150	SOD-323	Tape & Reel
MMSZ5246BS-7-F	Diodes Incorporated	16	±5%	200	17	100 @ 12 V	900 @ 10 mA	-65 to 150	SOD-323	Cut Tape & Digi-Reel
BZT52C16SQ-7-F	Diodes Incorporated	16	±5.63%	200	40	100 @ 11.2 V	900 @ 10 mA	-65 to 150	SOD-323	Tape & Reel
BZX84J-B16,115	NXP Semiconductors	16	±2%	550	20	50 @ 11.2 V	1100 @ 100 mA	-55 to 150	SOD-323F	Bulk
TDZ16J,115	Nexperia USA Inc.	16	±2%	500	20	50 @ 11.2 V	1100 @ 100 mA	-55 to 150	SOD-323F	Tape & Reel
PLZ18A-G3/H	Vishay General Semiconductor - Diodes Division	16	±3%	500	23	200 @ 13 V	800 @ 10 mA	-55 to 150	DO-219AC	Cut Tape

Engineering Selection Recommendations

Direct Parametric Equivalent:

BZT52C16S-7-F (Diodes Incorporated) is a direct parametric equivalent to BZT52C16S-TP. All electrical specifications, package type, and operating parameters are identical. This part is suitable for direct substitution in existing designs without circuit modification. Product status is active with ROHS3 compliance.

Enhanced Performance Substitutes (Higher Power Rating):

MM3Z16VT1G (onsemi) provides 300 mW power dissipation compared to the 200 mW specification of the main part. This enhanced rating provides additional thermal margin in applications with variable load conditions. Electrical specifications including voltage, tolerance, impedance, and forward voltage are equivalent. Product status is active with ROHS3 compliance.

TDZ16J,115 (Nexperia USA Inc.) and BZX84J-B16,115 (NXP Semiconductors) provide 500 mW power dissipation with improved tolerance (±2%) and lower impedance (20 Ohms). Both parts include AEC-Q101 automotive qualification. These parts are suitable for applications requiring enhanced reliability and automotive compliance. Operating temperature minimum is -55°C compared to -65°C for the main part.

Improved Tolerance Substitutes:

MM3Z16VB (onsemi) provides ±2% tolerance compared to ±6% for the main part, with equivalent 200 mW power rating and SOD-323F packaging. This part is suitable for applications requiring tighter voltage regulation. Product status is active with ROHS3 compliance.

Package Variant Substitutes (SOD-323F):

MM3Z16VC and MM3Z16VB (onsemi) use SOD-323F packaging, which is a variant of SOD-323. Both parts maintain 16 V nominal voltage and 200 mW power rating. SOD-323F is mechanically compatible in most PCB layouts designed for SOD-323. Product status is active with ROHS3 compliance.

Lower Impedance Substitute:

MMSZ5246BS-7-F (Diodes Incorporated) provides 17 Ohms impedance compared to 40 Ohms for the main part, with equivalent 200 mW power rating and ±5% tolerance. Lower impedance provides improved voltage regulation performance in dynamic load conditions. Product status is active with ROHS3 compliance.

Automotive-Qualified Substitutes:

BZT52C16SQ-7-F (Diodes Incorporated) includes AEC-Q101 automotive qualification with equivalent electrical specifications to the main part. This part is required for automotive applications where qualification is mandatory.

Alternative Package Substitute:

PLZ18A-G3/H (Vishay General Semiconductor - Diodes Division) provides 500 mW power dissipation in DO-219AC (microSMF) packaging. This part is suitable for applications where alternative packaging is acceptable and higher power dissipation is beneficial. Product status is active with ROHS3 compliance.

Frequently Asked Questions (FAQ)

Q: Can BZT52C16S-7-F be used as a direct replacement for BZT52C16S-TP?

A: Yes. BZT52C16S-7-F is a direct parametric equivalent with identical voltage (16 V), power rating (200 mW), tolerance (±6%), impedance (40 Ohms), and SOD-323 packaging. All electrical and mechanical specifications match the main part.

Q: What is the difference between SOD-323 and SOD-323F packaging?

A: SOD-323F is a variant of SOD-323 with the same form factor and pin configuration. Both packages are mechanically compatible in most PCB layouts. The primary difference is in the lead frame material and plating specifications. Parts specified for SOD-323F can typically be used in applications designed for SOD-323.

Q: Can I use MM3Z16VT1G (300 mW) instead of BZT52C16S-TP (200 mW)?

A: Yes. MM3Z16VT1G provides higher power dissipation (300 mW) with equivalent voltage (16 V), tolerance (±6%), and impedance (40 Ohms). The higher power rating provides additional thermal margin and is suitable for applications with variable load conditions. No circuit modification is required.

Q: What is the advantage of using MM3Z16VB over BZT52C16S-TP?

A: MM3Z16VB provides tighter voltage tolerance (±2% versus ±6%) with equivalent power rating (200 mW) and operating temperature range. Improved tolerance results in more precise voltage regulation. The part uses SOD-323F packaging, which is mechanically compatible with SOD-323.

Q: Are TDZ16J,115 and BZX84J-B16,115 suitable for automotive applications?

A: Yes. Both parts include AEC-Q101 automotive qualification. TDZ16J,115 is supplied in Tape & Reel packaging, while BZX84J-B16,115 is supplied in Bulk packaging. Both provide 500 mW power dissipation, ±2% tolerance, and 20 Ohms impedance. Operating temperature minimum is -55°C.

Q: What does ROHS3 compliance mean?

A: ROHS3 compliance indicates the part meets the Restriction of Hazardous Substances Directive 3 requirements, restricting the use of specific hazardous materials including lead, mercury, cadmium, and certain flame retardants. All listed substitute parts are ROHS3 compliant.

Q: Can I use MMSZ5246BS-7-F for improved voltage regulation?

A: Yes. MMSZ5246BS-7-F provides lower impedance (17 Ohms versus 40 Ohms) with equivalent 200 mW power rating and ±5% tolerance. Lower impedance improves voltage regulation performance under dynamic load conditions. The part uses SOD-323 packaging compatible with the main part.

Q: What is the difference between Tape & Reel and Cut Tape packaging?

A: Tape & Reel packaging supplies components on continuous tape wound on reels, suitable for high-volume automated assembly. Cut Tape & Digi-Reel packaging supplies components on cut tape segments, suitable for lower-volume applications or manual assembly. Both packaging types contain the same component; the difference is in supply format and handling.

Q: Is PLZ18A-G3/H compatible with BZT52C16S-TP?

A: PLZ18A-G3/H provides equivalent 16 V nominal voltage and higher power dissipation (500 mW). However, it uses DO-219AC (microSMF) packaging instead of SOD-323. This part is suitable only if the PCB layout and design accommodate the alternative package footprint. Electrical specifications are compatible.

Q: What does ±6% tolerance mean for the Zener voltage?

A: ±6% tolerance indicates the actual Zener voltage will be within 6% of the nominal 16 V specification. The acceptable range is 15.04 V to 16.96 V. Tighter tolerance specifications (such as ±2%) provide narrower voltage ranges and more precise regulation.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message