SMBJ33CA-TR
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STMicroelectronics SMBJ33CA-TR

Manufacturer No:
SMBJ33CA-TR
Manufacturer:
STMicroelectronics
Package:
Tape & Reel (TR)
Description:
TVS DIODE 33VWM 53.3VC SMB
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The SMBJ33CA-TR, produced by STMicroelectronics, is a Transient Voltage Suppressor (TVS) diode designed to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events. This component is part of the SMBJ series, which is known for its excellent clamping capability and low incremental surge resistance. The SMBJ33CA-TR is specifically rated for 33 volts and is suitable for surface-mounted applications, optimizing board space with its low profile package.

Key Specifications

Parameter Value Unit
Peak Pulse Power Dissipation (Ppp) 600 W
Peak Pulse Current (Ipp) 11.8 A
Clamping Voltage (Vc) 53.3 V
Breakdown Voltage (VBR) 36.7 V
Reverse Leakage Current (IR) < 1 μA μA
Operating Temperature Range (TJ) -65 to 150 °C
Storage Temperature Range (TSTG) -65 to 175 °C
Thermal Resistance Junction to Lead (RƟJL) 20 °C/W
Thermal Resistance Junction to Ambient (RƟJA) 100 °C/W

Key Features

  • Excellent clamping capability to protect against voltage transients.
  • Low incremental surge resistance.
  • Typical reverse leakage current (IR) less than 1 μA when VBR min > 12V.
  • Surface-mounted design to optimize board space.
  • Low profile package.
  • Fast response time, typically less than 1.0 ps from 0V to VBR min.
  • High temperature reflow soldering guaranteed: 260°C/30sec.
  • UL Recognized compound meeting flammability classification V-0.
  • Meet MSL level 1, per J-STD-020.
  • Matt tin lead-free plated and halogen-free, RoHS compliant.

Applications

The SMBJ33CA-TR TVS diode is ideal for protecting I/O interfaces, VCC bus, and other vulnerable circuits in various applications, including:

  • Telecom equipment.
  • Computer systems.
  • Industrial electronics.
  • Consumer electronics.

Q & A

  1. What is the peak pulse power dissipation of the SMBJ33CA-TR?

    The peak pulse power dissipation is 600 W.

  2. What is the clamping voltage of the SMBJ33CA-TR?

    The clamping voltage is 53.3 V.

  3. What is the breakdown voltage (VBR) of the SMBJ33CA-TR?

    The breakdown voltage (VBR) is 36.7 V.

  4. What is the typical reverse leakage current (IR) of the SMBJ33CA-TR?

    The typical reverse leakage current (IR) is less than 1 μA.

  5. What is the operating temperature range of the SMBJ33CA-TR?

    The operating temperature range is -65 to 150 °C.

  6. Is the SMBJ33CA-TR RoHS compliant?
  7. What are the typical applications of the SMBJ33CA-TR?

    The SMBJ33CA-TR is used in telecom, computer, industrial, and consumer electronic applications.

  8. What is the thermal resistance junction to lead (RƟJL) of the SMBJ33CA-TR?

    The thermal resistance junction to lead (RƟJL) is 20 °C/W.

  9. What is the storage temperature range of the SMBJ33CA-TR?

    The storage temperature range is -65 to 175 °C.

  10. Is the SMBJ33CA-TR suitable for surface-mounted applications?

Product Attributes

Type:Zener
Unidirectional Channels:- 
Bidirectional Channels:1
Voltage - Reverse Standoff (Typ):33V
Voltage - Breakdown (Min):36.7V
Voltage - Clamping (Max) @ Ipp:53.3V
Current - Peak Pulse (10/1000µs):11.8A
Power - Peak Pulse:600W
Power Line Protection:No
Applications:General Purpose
Capacitance @ Frequency:- 
Operating Temperature:-55°C ~ 150°C (TJ)
Mounting Type:Surface Mount
Package / Case:DO-214AA, SMB
Supplier Device Package:SMB (DO-214AA)
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Similar Products

Part Number SMBJ33CA-TR SMBJ36CA-TR SMBJ30CA-TR SMBJ33A-TR SMBJ33CA-HR SMBJ33CA-TP
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics Littelfuse Inc. Micro Commercial Co
Product Status Active Active Active Active Active Active
Type Zener Zener Zener Zener Zener Zener
Unidirectional Channels - - - 1 - -
Bidirectional Channels 1 1 1 - 1 1
Voltage - Reverse Standoff (Typ) 33V 36V 30V 33V 33V 33V
Voltage - Breakdown (Min) 36.7V 40V 33.3V 36.7V 36.7V 36.7V
Voltage - Clamping (Max) @ Ipp 53.3V 58.1V 48.4V 53.3V 53.3V 53.3V
Current - Peak Pulse (10/1000µs) 11.8A 10.3A 13A 11.8A 11.3A 11.3A
Power - Peak Pulse 600W 600W 600W 600W 600W 600W
Power Line Protection No No No No No No
Applications General Purpose General Purpose General Purpose General Purpose General Purpose General Purpose
Capacitance @ Frequency - - - - - -
Operating Temperature -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -65°C ~ 150°C (TJ) -55°C ~ 175°C (TJ)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case DO-214AA, SMB DO-214AA, SMB DO-214AA, SMB DO-214AA, SMB DO-214AA, SMB DO-214AA, SMB
Supplier Device Package SMB (DO-214AA) SMB (DO-214AA) SMB (DO-214AA) SMB (DO-214AA) DO-214AA (SMBJ) DO-214AA (SMB)

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