V33ZA5P Varistors by Littelfuse – Compact Surge Protection for Sensitive Electronics
The Varistors V33ZA5P by Littelfuse are compact, radial-lead metal oxide varistors (MOVs) engineered to protect sensitive electronic circuits from voltage surges and transient events. Designed with precision and durability in mind, these components are essential in safeguarding industrial, consumer, and telecom equipment. With their low clamping voltage and fast response time, the V33ZA5P Varistors by Littelfuse are a reliable choice for overvoltage protection.
In this blog, we’ll explore technical specifications, key features, applications, wiring details, and how to purchase or download the datasheet from Xon Electronics.
Technical Specifications of V33ZA5P
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Manufacturer: Littelfuse
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Part Number: V33ZA5P
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Type: Metal Oxide Varistor (MOV)
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Maximum AC Voltage: 20V
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Maximum DC Voltage: 26V
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Energy Absorption: 12J
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Clamping Voltage: 53V at 1A
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Peak Current (8/20µs): 1,200A
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Response Time: <25ns
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Leaded Package: 5mm radial
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Category: Circuit Protection, Varistors
This model conforms to international safety standards including RoHS compliance and UL recognition.
Key Features of V33ZA5P Varistor
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Fast Response Time – Less than 25 nanoseconds for critical protection
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Compact 5mm Radial Package – Ideal for space-constrained designs
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Wide Voltage Suppression Range – Protects against a variety of transient threats
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High Energy Absorption (12 Joules) – Defends sensitive circuits during surges
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UL Recognized and RoHS Compliant – Globally accepted safety and environmental standards
The V33ZA5P Varistors by Littelfuse offer a powerful line of defense for embedded electronics, ensuring performance and longevity in harsh electrical environments.
Applications of V33ZA5P
These varistors are used extensively across industries such as:
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Smart Meters and Embedded Controllers
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Home Appliances and HVAC Systems
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Industrial Automation and Sensors
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Telecommunication Equipment
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LED Drivers and Ballasts
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Consumer Electronics (TVs, Set-Top Boxes)
Whether you're building circuit boards or designing robust consumer tech, the V33ZA5P Varistors by Littelfuse are designed to prevent damage from unpredictable electrical disturbances.
Wiring and Integration Overview
Integration is simple:
[Line Voltage] — Connect across L (Live) and N (Neutral) or across signal/data lines
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[Varistor] — Solder leads in parallel with protected device/circuit
With a 5mm radial lead format and clearly labeled packaging, these varistors are plug-and-play for standard PCB layouts.
Use Case Scenario: Protecting Smart Thermostat Systems
Scenario: A smart thermostat manufacturer experienced high failure rates during lightning storms.
Problem: Transient voltage spikes from nearby strikes were damaging the control boards.
Solution: Engineers implemented the V33ZA5P Varistors by Littelfuse across control lines and power inputs.
Result: Dramatic reduction in RMA returns, improved product reliability, and compliance with surge protection standards.
This real-world example illustrates how the V33ZA5P Varistors by Littelfuse safeguard mission-critical electronics in modern homes.
Download Datasheet for V33ZA5P
Need electrical characteristics, test conditions, or mounting specs?
Download V33ZA5P Datasheet from Xon Electronics
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Why Buy from Xon Electronics?
Xon Electronics is your trusted source for Littelfuse protection components, including:
- 100% Authentic Varistors by Littelfuse
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Worldwide Shipping (USA, UK, India, Australia & more)
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Bulk Order Discounts for OEMs
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Technical Help for Engineers
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Secure and Fast Checkout
Get the protection you need with genuine Littelfuse parts—only at www.xonelec.com.
Conclusion
The V33ZA5P Varistors by Littelfuse are compact, reliable, and designed to absorb damaging voltage spikes before they can reach sensitive electronics. With a fast response time and high surge current capacity, these varistors are ideal for a broad range of applications. Now available at Xon Electronics with global delivery.
FAQs – V33ZA5P Varistor
Q1. What voltage can the V33ZA5P safely handle?
It supports up to 20V AC and 26V DC continuously.
Q2. Is it suitable for PCB mounting?
Yes, it comes in a 5mm radial lead package ideal for PCB use.
Q3. How fast is the response to surges?
Less than 25 nanoseconds.
Q4. Is this product compliant with global safety standards?
Yes, it’s UL recognized and RoHS compliant.
Q5. Where can I purchase these varistors?
You can buy from www.xonelec.com with worldwide shipping.