NZH12B,115 Nexperia Zener Diode (Other) In Stock

Name: NZH12B,115
Brand: Nexperia
SKU: NZH12B,115
Availability: InStock

Nexperia NZH12B,115 is a 12V silicon Zener diode in a compact SOD-123F 2-pin surface-mount package, offering a maximum dynamic impedance of 12 Ω, single-diode configuration, and RoHS-compliant lead-free construction for precision voltage regulation and clamping applications.

ACTIVEZener DiodeVerified Jun 2026

Package / Visual Reference

NZH12B,115Other

Quick Facts

Manufacturer: Nexperia
Package: Other
Pin Count: 2
Lifecycle: ACTIVE
Datasheet: NZH12B,115 Datasheet PDF
Category: Zener Diode
Price: From $0.0282(MOQ 1)
Temp Range: -55.0°C to 150.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of NZH12B,115?

12V Zener voltage with maximum dynamic impedance of 12 Ω ensures stable voltage regulation across a wide load range
Compact SOD-123F (2-pin) surface-mount package saves PCB space while enabling automated reflow soldering
Silicon Zener diode with e3 lead-free (JESD-609) compliance supports global RoHS and environmental regulations
Single-diode configuration simplifies circuit design for voltage reference, clamping, and overvoltage protection circuits

What is NZH12B,115 used for?

The Nexperia NZH12B,115 is commonly used for voltage regulation and overvoltage clamping in power supply circuits, signal conditioning stages, and microcontroller protection networks. Its 12V breakdown voltage makes it suitable for protecting sensitive ICs from transient spikes in automotive electronics, industrial sensors, and consumer devices. The small SOD-123F package supports dense PCB layouts in portable equipment and IoT nodes where board space is at a premium.

What are the specifications of NZH12B,115?

Manufacturer Package Code	SOD123F
Factory Lead Time	8Weeks
Date Of Intro	2017-02-01
YTEOL	6.65
Configuration	SINGLE
Diode Element Material	SILICON
Diode Type	ZENER DIODE
Dynamic Impedance-Max	12Ω
JESD-30 Code	R-PDSO-F2
JESD-609 Code	e3
Knee Impedance-Max	110Ω
Number of Elements	1
Package Body Material	PLASTIC/EPOXY
Package Shape	RECTANGULAR
Package Style	SMALL OUTLINE
Peak Reflow Temperature (Cel)	260
Polarity	UNIDIRECTIONAL
Power Dissipation-Max	0.5W
Reference Standard	IEC-60134
Reference Voltage-Nom	12V
Reverse Current-Max	0.04 µA
Reverse Test Voltage	9V
Surface Mount	YES
Technology	ZENER
Terminal Finish	TIN
Terminal Form	FLAT
Terminal Position	DUAL
Time@Peak Reflow Temperature-Max (s)	30
Voltage Tol-Max	2.51%
Working Test Current	10mA
Package	Other

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
Moisture Sensitivity Level	MSL 1
ECCN	EAR99
HTS Code	8541.10.00.50
Country of Origin	Mainland China

Where can I find the NZH12B,115 datasheet?

NZH12B,115 Datasheet Download

Official datasheet from Nexperia

What are equivalent replacements for NZH12B,115?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What is the Zener voltage and dynamic impedance of NZH12B,115 at its rated operating point?

The Nexperia NZH12B,115 has a nominal Zener voltage of 12V with a maximum dynamic impedance of 12 Ω. Lower dynamic impedance means the output voltage varies less with changes in Zener current, resulting in tighter voltage regulation performance suitable for precision reference and clamping circuits in industrial and consumer electronics.

How does the SOD-123F package of NZH12B,115 benefit a compact IoT sensor PCB layout?

The SOD-123F is one of the smallest surface-mount Zener diode packages available, with a body measuring approximately 1.6mm x 0.85mm. This compact footprint allows designers to place the NZH12B,115 close to the protected IC pin, minimizing parasitic trace inductance and improving transient clamping response time, which is critical for protecting microcontroller I/O lines from voltage spikes above 12V.

For automotive sensor protection, when is NZH12B,115 an appropriate overvoltage clamp choice versus a TVS diode?

The NZH12B,115 is well-suited for DC overvoltage clamping at 12V on low-current signal lines where the Zener's 12 Ω dynamic impedance provides adequate regulation. For high-energy transient suppression such as ISO 7637 automotive load-dump pulses exceeding several hundred watts peak power, a unidirectional or bidirectional TVS diode rated for pulse power above 400W would be the more appropriate choice. The NZH12B,115 excels in steady-state clamping and precision reference roles on sensor and logic supply rails.

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AvailabilityIn Stock

Reference Price (USD)

From $0.0282

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
1+	$0.0700	$0.07
72+	$0.0525	$3.78
100+	$0.0507	$5.07
191+	$0.0438	$8.37
100000+	$0.0400	$4000.00
108000+	$0.0282	$3048.84

pcs

Unit price: $0.0700 · Total: $0.07

In Stock · 24h Response · Worldwide Shipping

Direct Contact

WhatsApp Inquiry Email RFQ

Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”

Marco Rossi

CTO, AutoDrive Systems, Italy

NZH12B,115 Nexperia Zener Diode (Other) In Stock

What are the key features of NZH12B,115?

What is NZH12B,115 used for?

What are the specifications of NZH12B,115?

Compliance & Regulatory

Where can I find the NZH12B,115 datasheet?

What are equivalent replacements for NZH12B,115?

Frequently Asked Questions

What is the Zener voltage and dynamic impedance of NZH12B,115 at its rated operating point?

How does the SOD-123F package of NZH12B,115 benefit a compact IoT sensor PCB layout?

For automotive sensor protection, when is NZH12B,115 an appropriate overvoltage clamp choice versus a TVS diode?

Related Guides

CSD87313DMS Synchronous Buck Power Stage Design Guide

STEF05SGR eFuse Selection Guide for 5 V Overcurrent Protection

C0402C103K3RACTU Selection Guide: Choosing a 10 nF 0402 MLCC

STM32H753VIT6 MCU Selection Guide: Memory, Package, Connectivity, and Security

Why Buy from FindMyChip

About Nexperia

More from Nexperia

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