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Dual Common Anode Zener Diode Protection
SZMMBZ18VALT1G
Active
The SZMMBZ18VALT1G is an ESD Suppressor Diode from Onsemi, designed for automotive applications. It's a uni-directional/bi-directional zener diode with a voltage rating of 14.5V, packaged in a compact SOT-23-3 format. This device provides overcurrent protection, robust construction, and features like solderable leads, fast response time, high accuracy, and low noise operation. The SZMMBZ18VALT1G is suitable for various applications such as voltage regulation, waveform clipping, and MOSFET gate protection in automotive systems. Its key benefits include a wide operating range, overcurrent protection, and rugged construction, making it a reliable choice for harsh environments. With its compact size, economical pricing, and high reliability, this diode is an excellent solution for designers seeking a robust ESD suppression component for their automotive designs.
According to the product information, the features of SZMMBZ18VALT1G are:
The package type of SZMMBZ18VALT1G is SOT-23-3 (3-pin).
The SZMMBZ18VALT1G is a Zener Uni-Dir/Bi-Dir ESD Suppressor Diode from ON Semiconductor, packaged in SOT-23-3.
Pin count: 3
Functions:
The manufacturer of the SZMMBZ18VALT1G is ON Semiconductor, a leading global semiconductor company that designs, manufactures, and supplies power management, analog, sensors, logic, timing, interface, and mixed-signal semiconductors.
According to the product information, the application areas of SZMMBZ18VALT1G are:
Based on Onsemi's product information, equivalent products to SZMMBZ18VALT1G may include:
Please note that these suggestions are based on product features and may not be exact matches. A more detailed analysis of the products' specifications would be required to confirm their equivalence.
Source Content uid | SZMMBZ18VALT1G | Pbfree Code | Yes |
---|---|---|---|
Part Life Cycle Code | Active | Pin Count | 3 |
Reach Compliance Code | compliant | ECCN Code | EAR99 |
HTS Code | 8541.10.00.50 | Factory Lead Time | 41 Weeks |
Breakdown Voltage-Max | 18.9 V | Breakdown Voltage-Min | 17.1 V |
Breakdown Voltage-Nom | 18 V | Clamping Voltage-Max | 25 V |
Configuration | COMMON ANODE, 2 ELEMENTS | Diode Element Material | SILICON |
Diode Type | TRANS VOLTAGE SUPPRESSOR DIODE | Forward Voltage-Max (VF) | 0.9 V |
JEDEC-95 Code | TO-236 | JESD-30 Code | R-PDSO-G3 |
JESD-609 Code | e3 | Moisture Sensitivity Level | 1 |
Non-rep Peak Rev Power Dis-Max | 40 W | Number of Elements | 2 |
Number of Terminals | 3 | Operating Temperature-Max | 150 °C |
Operating Temperature-Min | -55 °C | Peak Reflow Temperature (Cel) | 260 |
Polarity | UNIDIRECTIONAL | Power Dissipation-Max | 0.225 W |
Reference Standard | AEC-Q101; IEC-61000-4-2 | Rep Pk Reverse Voltage-Max | 14.5 V |
Reverse Current-Max | 0.05 µA | Reverse Test Voltage | 14.5 V |
Surface Mount | YES | Technology | ZENER |
Terminal Finish | MATTE TIN | Terminal Form | GULL WING |
Terminal Position | DUAL | Time@Peak Reflow Temperature-Max (s) | 30 |
Type | Zener | Unidirectional Channels | 2 |
Voltage - Reverse Standoff (Typ) | 14.5V | Voltage - Breakdown (Min) | 17.1V |
Voltage - Clamping (Max) @ Ipp | 25V | Current - Peak Pulse (10/1000µs) | 1.6A |
Power - Peak Pulse | 40W | Power Line Protection | No |
Operating Temperature | -55°C ~ 150°C (TJ) | Grade | Automotive |
Qualification | AEC-Q101 | Mounting Type | Surface Mount |
Base Product Number | SZMMBZ18 | Package/Case | SOT23-3 |
1.Q: What are some related parts to SZMMBZ18VALT1G?
A: Related parts include other members of the SZMMBZxxxALT1G series with different breakdown voltages (e.g., SZMMBZ15VALT1G for 15V protection).
2.Q: What are the recommended operating conditions for SZMMBZ18VALT1G?
A: Recommended operating conditions include ambient temperature range of -55°C to +150°C and continuous power dissipation not exceeding 225mW.
3.Q: What industry certifications does SZMMBZ18VALT1G comply with?
A: It meets AEC-Q101 automotive qualification standards and is compliant with IEC-61000-4-2 for ESD protection.
4.Q: What package does SZMMBZ18VALT1G use?
A: It comes in a SOT-23-3 (TO-236) package with gull-wing leads, measuring approximately 2.9mm × 1.6mm × 1.1mm.
5.Q: What are the electrical characteristics of SZMMBZ18VALT1G?
A: It has a breakdown voltage range of 17.1V-18.9V (nominal 18V), reverse leakage current ≤0.05μA at 14.5V, and forward voltage ≤0.9V at 200mA.
6.Q: What is the absolute maximum rating for SZMMBZ18VALT1G?
A: The absolute maximum ratings are: Peak pulse power dissipation of 40W (8/20μs waveform), operating temperature range of -55°C to +150°C, and 25V max clamping voltage.
7.Q: What are typical applications for SZMMBZ18VALT1G?
A: It's commonly used for ESD protection in automotive electronics, USB ports, power supplies, and sensitive IC protection against transient voltages.
8.Q: What are the key features of SZMMBZ18VALT1G?
A: Key features include 40W peak pulse power, 14.5V reverse stand-off voltage, 25V max clamping voltage, AEC-Q101 qualified, and unidirectional protection.
9.Q: What is the pinout configuration of SZMMBZ18VALT1G?
A: The SZMMBZ18VALT1G has a common anode configuration with 2 elements in a 3-pin SOT-23 package (Pin 1: Cathode 1, Pin 2: Common Anode, Pin 3: Cathode 2).
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