Vishay General Semiconductor - Diodes Division BZX84C20-HE3-18

Manufacturer No:: BZX84C20-HE3-18
Manufacturer:: Vishay General Semiconductor - Diodes Division
Package:: Tape & Reel (TR)
Description:: DIODE ZENER 20V 300MW SOT23-3
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Product Introduction

Overview

The BZX84C20-HE3-18 is a silicon planar Zener diode manufactured by Vishay General Semiconductor - Diodes Division. This component is part of the BZX84 series, which is known for its high reliability and versatility in various electronic applications. The BZX84C20-HE3-18 is specifically designed to provide voltage regulation and protection in circuits, making it a crucial component in many industrial, automotive, and consumer electronics.

Key Specifications

Parameter	Value	Unit
Zener Voltage (V_Z)	20 V	V
Zener Voltage Tolerance	5 %	%
Test Current (I_ZT)	5 mA	mA
Power Dissipation (P_tot)	300 mW	mW
Thermal Resistance (R_thJA)	420 K/W	K/W
Junction Temperature (T_j)	150 °C	°C
Storage Temperature Range (T_stg)	-65 to +150 °C	°C
Operating Temperature Range (T_op)	-55 to +150 °C	°C
Package Type	SOT-23-3
Moisture Sensitivity Level (MSL)	Level 1
Flammability Rating	UL 94 V-0

Key Features

Silicon planar Zener diodes with high reliability and stability.
Zener voltages graded according to the international E24 standard.
AEC-Q101 qualified, ensuring suitability for automotive applications.
High ESD capability: human body model > 8 kV, machine model > 800 V.
RoHS-compliant and commercial grade options available.
Compact SOT-23-3 package for space-saving designs.
Low thermal resistance and high power dissipation capability.

Applications

Voltage regulation and stabilization in power supplies.
Circuit protection against voltage spikes and surges.
Automotive systems, including electronic control units (ECUs) and lighting systems.
Industrial control systems and automation.
Consumer electronics, such as audio equipment and telecommunication devices.
Computing and data storage systems requiring stable voltage references.

Q & A

What is the primary function of the BZX84C20-HE3-18 Zener diode?
The primary function is to provide voltage regulation and protection in electronic circuits.
What is the Zener voltage of the BZX84C20-HE3-18?
The Zener voltage is 20 V with a tolerance of 5%.
What is the maximum power dissipation of the BZX84C20-HE3-18?
The maximum power dissipation is 300 mW.
Is the BZX84C20-HE3-18 AEC-Q101 qualified?
What is the package type of the BZX84C20-HE3-18?
The package type is SOT-23-3.
What is the moisture sensitivity level (MSL) of the BZX84C20-HE3-18?
The MSL is Level 1.
What are the typical applications of the BZX84C20-HE3-18?
Typical applications include voltage regulation, circuit protection, automotive systems, industrial control systems, and consumer electronics.
What is the operating temperature range of the BZX84C20-HE3-18?
The operating temperature range is -55 to +150 °C.
Is the BZX84C20-HE3-18 RoHS-compliant?
What is the flammability rating of the BZX84C20-HE3-18 package?
The flammability rating is UL 94 V-0.

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Part Number	BZX84C20-HE3-18	BZX84C22-HE3-18	BZX84C24-HE3-18	BZX84C20-E3-18	BZX84C20-HE3-08
Manufacturer	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division	Vishay General Semiconductor - Diodes Division
Product Status	Active	Active	Active	Active	Active
Voltage - Zener (Nom) (Vz)	20 V	22 V	24 V	20 V	20 V
Tolerance	±5%	±5%	±5%	±5%	±5%
Power - Max	300 mW	300 mW	300 mW	300 mW	300 mW
Impedance (Max) (Zzt)	55 Ohms	55 Ohms	70 Ohms	55 Ohms	55 Ohms
Current - Reverse Leakage @ Vr	50 nA @ 14 V	50 nA @ 15.4 V	50 nA @ 16.8 V	50 nA @ 14 V	50 nA @ 14 V
Voltage - Forward (Vf) (Max) @ If	-	-	-	-	-
Operating Temperature	-55°C ~ 150°C	-55°C ~ 150°C	-55°C ~ 150°C	-55°C ~ 150°C	-55°C ~ 150°C
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	TO-236-3, SC-59, SOT-23-3	TO-236-3, SC-59, SOT-23-3	TO-236-3, SC-59, SOT-23-3	TO-236-3, SC-59, SOT-23-3	TO-236-3, SC-59, SOT-23-3
Supplier Device Package	SOT-23-3	SOT-23-3	SOT-23-3	SOT-23-3	SOT-23-3

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Voltage - Zener (Nom) (Vz):	20 V
Tolerance:	±5%
Power - Max:	300 mW
Impedance (Max) (Zzt):	55 Ohms
Current - Reverse Leakage @ Vr:	50 nA @ 14 V
Voltage - Forward (Vf) (Max) @ If:	-
Operating Temperature:	-55°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	SOT-23-3