What are the key specifications?

It features a 4.7V nominal Zener voltage, 500mW power dissipation, 130Ω dynamic impedance, and a 5% tolerance.

What package does it use?

It is housed in a standard SOD-123 plastic package, suitable for automated surface-mount assembly.

What should engineers review before use?

Review the power derating curve in the datasheet to ensure operation within safe temperature limits, especially at higher ambient temperatures.

What are the sourcing risks?

The part is widely available from multiple distributors, with low supply risk and high replacement readiness.

What is the pinout of BZT52C4V7?

Use the BZT52C4V7 datasheet for the official pinout diagram and pin names. In PartGenie, ask Datasheet AI about BZT52C4V7 pinout to locate pins, power rails, and interface signals before layout.

BZT52C4V7 Datasheet, Specs, Alternatives & ECAD | Microdiode Semiconductor (Shenzhen) Co., Ltd.

AI summary

The BZT52C4V7 is a 4.7V, 500mW Zener diode in a SOD-123 surface-mount package, ideal for voltage regulation and protection.

Best for

Voltage regulation
Signal clamping
Overvoltage protection

Avoid if

High-power applications exceeding 500mW
Extreme thermal environments without adequate PCB heat sinking

Check before use

PCB layout for thermal dissipation
Polarity marking

Key specifications

Nominal Zener Voltage: 4.7 V
Power Dissipation: 500 mW
Tolerance: ±5%
Package: SOD-123

Compliance & Environment

RoHS: Compliant
REACH: -
MSL: -
ECCN: -
HTSUS: -

Application

Voltage RegulationConsumer ElectronicsIndustrial Control

Datasheet

a01fab844b837acc1bf4cd0df21003f5_MDD(辰达半导体)&BZT52C4V7.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for BZT52C4V7: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

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PCB Footprint

Land pattern for PCB layout

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3D Model

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Where to Buy

Real-time and catalog pricing from verified distributors

Alternative components

Part	Details	Match
MMSZ5231BSMC Diode Solutions	MMSZ5231B may fit SOD-123 layouts but raises the Zener voltage to 5.1 V.	Needs validation

Design and risk insights

Questions & answers

It is a surface-mount Zener diode with a nominal breakdown voltage of 4.7V, designed for voltage regulation and surge protection.

MM1Z5V1Slkor(SLKORMICRO Elec.)	MM1Z5V1 is a SOD-123 5.1 V Zener to review where 4.7 V is not critical.	Needs validation
MM1Z5B1ST (Semtech Electronics)	MM1Z5B1 offers 5.1 V ±2% in SOD-123 but is not an exact 4.7 V substitute.	Needs validation
BZT52C5V1MDD	BZT52C5V1 is same package family but has higher Vz and conflicting power data.	Needs validation

AI summary

Best for

Avoid if

Check before use

Key specifications

Compliance & Environment

Application

Datasheet

CAD Models

Where to Buy

Alternative components

Design and risk insights

Questions & answers

What is the BZT52C4V7?+×

What are the key specifications?+×

What package does it use?+×

What should engineers review before use?+×

What are the sourcing risks?+×

What is the pinout of BZT52C4V7?+×