onsemi SZMMSZ5255BT1G

Manufacturer No:: SZMMSZ5255BT1G
Manufacturer:: onsemi
Package:: Tape & Reel (TR)
Description:: DIODE ZENER 28V 500MW SOD123
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Product Introduction

Overview

The SZMMSZ5255BT1G is a Zener voltage regulator diode produced by onsemi, designed for general-purpose and medium-current applications. This diode is part of the MMSZ52xxBT1G series, which offers a wide range of Zener reverse voltages from 2.4 V to 110 V. The SZMMSZ5255BT1G is packaged in a surface-mount SOD-123 case, making it ideal for high-density applications and optimal automated board assembly.

This device is AEC-Q101 qualified and PPAP capable, making it suitable for automotive and other applications requiring unique site and control change requirements. It also features a Pb-free package and a corrosion-resistant finish, ensuring ease of soldering and environmental compliance.

Key Specifications

Parameter	Value	Unit
Zener Reverse Voltage (VZ) @ IZT	26.60 - 28 - 29.40	V
Maximum Zener Impedance (ZZT) @ IZT	44	Ω
Reverse Current (IR) @ VR	0.25 μA	A
Power Dissipation (P)	0.5	W
Operating Junction Temperature Range	-55 to +150	°C
Maximum Case Temperature for Soldering	260	°C (for 10 seconds)
Package Type	SOD-123
ESD Rating	Class 3 (> 16 kV) per Human Body Model

Key Features

500 mW rating on FR-4 or FR-5 board
Wide Zener reverse voltage range (2.4 V to 110 V)
Package designed for optimal automated board assembly
Small package size for high-density applications
General purpose, medium current
ESD rating of Class 3 (> 16 kV) per Human Body Model
AEC-Q101 qualified and PPAP capable
SZ prefix for automotive and other applications requiring unique site and control change requirements
Pb-free package
Corrosion-resistant finish, easily solderable
Flammability rating: UL94 V-0

Applications

The SZMMSZ5255BT1G Zener diode is suitable for a variety of applications, including:

General-purpose voltage regulation
Automotive systems requiring AEC-Q101 qualification
High-density electronic designs where space is limited
Surge protection and voltage clamping
Medium-current applications in industrial and consumer electronics

Q & A

What is the Zener reverse voltage range of the SZMMSZ5255BT1G?
The Zener reverse voltage range for the SZMMSZ5255BT1G is 26.60 V to 29.40 V.
What is the maximum power dissipation of the SZMMSZ5255BT1G?
The maximum power dissipation is 0.5 W.
What is the operating junction temperature range of the SZMMSZ5255BT1G?
The operating junction temperature range is -55°C to +150°C.
What is the package type of the SZMMSZ5255BT1G?
The package type is SOD-123.
Is the SZMMSZ5255BT1G Pb-free?
What is the ESD rating of the SZMMSZ5255BT1G?
The ESD rating is Class 3 (> 16 kV) per Human Body Model.
Is the SZMMSZ5255BT1G AEC-Q101 qualified?
What is the maximum case temperature for soldering purposes?
The maximum case temperature for soldering purposes is 260°C for 10 seconds.
What are the typical applications of the SZMMSZ5255BT1G?
What is the flammability rating of the SZMMSZ5255BT1G package?

In Stock

UnitPrice: $0.36

Quantity: 391

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Same Series

Part Number	SZMMSZ5255BT1G	SZMMSZ5265BT1G	SZMMSZ5259BT1G	SZMMSZ5257BT1G	SZMMSZ5256BT1G	SZMMSZ5258BT1G	SZMMSZ5255ET1G	SZMMSZ5225BT1G	SZMMSZ5235BT1G	SZMMSZ5245BT1G	SZMMSZ5250BT1G	SZMMSZ5251BT1G	SZMMSZ5252BT1G	SZMMSZ5253BT1G	SZMMSZ5254BT1G
Manufacturer	onsemi	onsemi	onsemi	onsemi	onsemi	onsemi	onsemi	onsemi	onsemi	onsemi	onsemi	onsemi	onsemi	onsemi	onsemi
Product Status	Active	Active	Active	Active	Active	Active	Obsolete	Active	Active	Active	Active	Active	Active	Active	Active
Voltage - Zener (Nom) (Vz)	28 V	62 V	39 V	33 V	30 V	36 V	28 V	3 V	6.8 V	15 V	20 V	22 V	24 V	25 V	27 V
Tolerance	±5%	±5%	±5%	±5%	±5%	±5%	±5%	±5%	±5%	±5%	±5%	±5%	±5%	±5%	±5%
Power - Max	500 mW	500 mW	500 mW	500 mW	500 mW	500 mW	500 mW	500 mW	500 mW	500 mW	500 mW	500 mW	500 mW	500 mW	500 mW
Impedance (Max) (Zzt)	44 Ohms	185 Ohms	80 Ohms	58 Ohms	49 Ohms	70 Ohms	44 Ohms	29 Ohms	5 Ohms	16 Ohms	25 Ohms	29 Ohms	33 Ohms	35 Ohms	41 Ohms
Current - Reverse Leakage @ Vr	100 nA @ 21 V	100 nA @ 47 V	100 nA @ 30 V	100 nA @ 25 V	100 nA @ 23 V	100 nA @ 27 V	100 nA @ 21 V	50 µA @ 1 V	3 µA @ 5 V	100 nA @ 11 V	100 nA @ 15 V	100 nA @ 17 V	100 nA @ 18 V	100 nA @ 19 V	100 nA @ 21 V
Voltage - Forward (Vf) (Max) @ If	900 mV @ 10 mA	900 mV @ 10 mA	900 mV @ 10 mA	900 mV @ 10 mA	900 mV @ 10 mA	900 mV @ 10 mA	900 mV @ 10 mA	900 mV @ 10 mA	900 mV @ 10 mA	900 mV @ 10 mA	900 mV @ 10 mA	900 mV @ 10 mA	900 mV @ 10 mA	900 mV @ 10 mA	900 mV @ 10 mA
Operating Temperature	-55°C ~ 150°C	-55°C ~ 150°C	-55°C ~ 150°C	-55°C ~ 150°C	-55°C ~ 150°C	-55°C ~ 150°C	-55°C ~ 150°C	-55°C ~ 150°C	-55°C ~ 150°C	-55°C ~ 150°C	-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	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123
Supplier Device Package	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123	SOD-123

Voltage - Zener (Nom) (Vz):	28 V
Tolerance:	±5%
Power - Max:	500 mW
Impedance (Max) (Zzt):	44 Ohms
Current - Reverse Leakage @ Vr:	100 nA @ 21 V
Voltage - Forward (Vf) (Max) @ If:	900 mV @ 10 mA
Operating Temperature:	-55°C ~ 150°C
Mounting Type:	Surface Mount
Package / Case:	SOD-123
Supplier Device Package:	SOD-123

onsemi SZMMSZ5255BT1G

Product Introduction

Overview

Key Specifications

Key Features

Applications

Q & A

Product Attributes

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