SHENZHEN GANGXINLI ELECTRONICS CO.,LTD
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SHENZHEN GANGXINLI ELECTRONICS CO.,LTD
Professional Electronic Component Distributor!
2026/3/9
The BZX84B33 is a single zener diode belonging to discrete semiconductor products, designed for stable voltage regulation with compact surface-mount packaging, suitable for various electronic devices requiring precise voltage control.
Category:Discrete Semiconductor Products,Diodes,Zener,Single Zener Diodes
Mfr:Diotec Semiconductor
Packaging:Bulk
Part Status:Active
Voltage - Zener (Nom) (Vz):33 V
Tolerance:±2%
Power - Max:300 mW
Impedance (Max) (Zzt):80 Ohms
Current - Reverse Leakage @ Vr:50 nA @ 23.1 V
Operating Temperature:-50°C ~ 150°C (TJ)
Mounting Type:Surface Mount
Package / Case:TO-236-3, SC-59, SOT-23-3
Precise Voltage:It has a nominal zener voltage of 33V with a tight tolerance of ±2%, ensuring accurate and stable voltage regulation performance for electronic circuits.
Low Power Consumption:The maximum power dissipation is 300 mW, making it suitable for low-power electronic devices that require energy-saving operation.
Low Reverse Leakage:With a reverse leakage current of only 50 nA @ 23.1 V, it reduces unnecessary power loss and improves the overall efficiency of the circuit.
Compact Packaging:Adopting TO-236-3, SC-59, SOT-23-3 surface-mount packages, it has a small size and is easy to install on printed circuit boards (PCBs) for space-constrained applications.
Low Impedance:The maximum zener impedance (Zzt) is 80 Ohms, which enhances the voltage regulation stability and response speed when the load changes.
High Reliability:As an active product from Diotec Semiconductor, it features stable performance and high reliability, meeting the long-term operation requirements of various electronic devices.
Power Circuit Protection:Used in the power supply circuits of small household appliances to stabilize voltage and prevent damage to internal components caused by voltage fluctuations.
Audio Equipment:Applied in headphone amplifiers and small audio speakers to reduce power supply noise, improve sound quality, and ensure stable operation of the audio circuit.
Microcontroller Power:Used in the power supply part of single-chip microcontrollers to provide stable 33V voltage, ensuring the microcontroller works stably and accurately.
Portable Electronics:Integrated into portable devices such as digital cameras and handheld game consoles, its compact size and low power consumption meet the design requirements of lightweight and energy-saving devices.
Industrial Control: Used in small industrial control modules to stabilize the power supply voltage, ensuring accurate data collection and transmission in harsh industrial environments.
Automotive Electronics: Applied in automotive auxiliary circuits to withstand high and low temperature changes and ensure stable voltage output under vehicle working conditions.
Test Instruments:Used in small test instruments to provide precise voltage reference, improving the measurement accuracy of the instruments.
The BZX84B33 is a high-performance single zener diode with precise voltage regulation, compact size, and wide adaptability. It is widely used in various electronic devices requiring stable voltage control, providing reliable support for the stable operation of circuits.