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Home > Products > Capacitors > Ceramic Capacitors > HV1812Y332MXHATHV
Vishay Vitramon
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HV1812Y332MXHATHV

In Stock 115883 pcs Reference Price(In US Dollars)
1+
$0.5635
200+
$0.218
500+
$0.2108
1000+
$0.2065
Manufacturer Part Number:
HV1812Y332MXHATHV
Manufacturer / Brand
Vishay Vitramon
Part of Description:
CAP CER 3300PF 3KV X7R 1812
Datasheets:
HV1812Y332MXHATHV(1).pdfHV1812Y332MXHATHV(2).pdf
Lead Free Status / RoHS Status:
ROHS3 Compliant
Stock Condition:
New original, 115883 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

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Part Number HV1812Y332MXHATHV
Manufacturer / Brand Vishay Vitramon
Stock Quantity 115883 pcs Stock
Category Capacitors > Ceramic Capacitors
Description CAP CER 3300PF 3KV X7R 1812
Lead Free Status / RoHS Status: ROHS3 Compliant
Voltage - Rated 3000V (3kV)
Tolerance ±20%
Thickness (Max) 0.106" (2.70mm)
Temperature Coefficient X7R
Size / Dimension 0.177" L x 0.126" W (4.50mm x 3.20mm)
Series HV
Ratings -
Package / Case 1812 (4532 Metric)
Package Tape & Reel (TR)
Operating Temperature -55°C ~ 125°C
Mounting Type Surface Mount, MLCC
Lead Style -
Lead Spacing -
Height - Seated (Max) -
Features High Voltage
Failure Rate -
Capacitance 3300 pF
Applications General Purpose

Packaging & ESD

Industry-standard static shielding packaging is used for electronic components.Anti-static, light-transparent materials allow easy identification of ICs and PCB assemblies.
The packaging structure provides electrostatic protection based on Faraday cage principles.This helps protect sensitive components from static discharge during handling and transportation.


All products are packed in ESD-safe anti-static packaging. Outer packaging labels include part number, brand, and quantity for clear identification. Goods are inspected prior to shipment to ensure proper condition and authenticity.

ESD protection is maintained throughout packing, handling, and global transportation. Secure packaging provides reliable sealing and resistance during transit. Additional cushioning materials are applied when required to protect sensitive components.

QC(Part Testing by IC Components)Quality Warranty

We can offer worldwide express delivery service, such as DHLor FedEx or TNT or UPS or other forwarder for shipment.

Global Shipment by DHL/FedEx/TNT/UPS

Shipping Fees reference DHL/FedEx
1). You can offer your express delivery account for shipment, ifyou haven’t any express account for shipment, we can offer our account inadvance.
2). Use our account for shipment, Shipment charges(Reference DHL/FedEx, Different Countries has different price.)
Shipment charges： (Reference DHL and FedEX)
Weight(KG): 0.00kg-1.00kg Price(USD$) : USD$60.00
Weight(KG): 1.00kg-2.00kg Price(USD$) : USD$80.00
* The price of cost is reference with DHL/FedEx. The detail charges, please contact us. Different country the express charges are different.



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Company Name : IC COMPONENTS LTD Beneficiary Account Number : 549-100669-701
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Beneficiary Bank Address : Tsuen Wan Market Street Branch 53 Market Street, Tsuen Wan N.T., Hong Kong

Any inquires or questions, please kindly contact us Email: Info@IC-Components.com


Frequently Asked Questions

Can HV1812Y332MXHATHV be used in a high-voltage snubber or clamp circuit with fast switching edges?
Yes, HV1812Y332MXHATHV is commonly evaluated for high-voltage snubber and clamp networks because it is a 3300 pF, 3 kV X7R MLCC in an 1812 package. In practice, the decision depends on the circuit’s pulse duty cycle, dv/dt, and RMS ripple current. For fast-switching nodes, engineers should check self-heating, voltage derating, and whether the capacitor’s effective capacitance loss under DC bias still leaves enough energy absorption margin.
How much voltage derating should be considered when designing with HV1812Y332MXHATHV?
HV1812Y332MXHATHV is rated at 3000 V, but ceramic capacitors in this class are often applied with a voltage margin rather than at the full nameplate value continuously. For long-life or high-reliability designs, many engineers leave headroom to account for line surges, transient overshoot, contamination, and tolerance of the applied waveform. The final margin should be based on the actual waveform, not just the DC level.
Is HV1812Y332MXHATHV suitable for resonant or timing circuits that need stable capacitance?
HV1812Y332MXHATHV uses an X7R dielectric, so it is better suited to energy storage, filtering, coupling, and snubber duties than precision timing or resonance networks. X7R parts can shift capacitance with applied voltage, temperature, and aging, which can move a tuned frequency or time constant. If the circuit needs tight frequency stability, a C0G/NP0 capacitor is usually a better fit.
Can HV1812Y332MXHATHV replace a film capacitor in a compact high-voltage design?
HV1812Y332MXHATHV can replace some film capacitors where board area, SMT assembly, and moderate capacitance are the main goals. The trade-off is that MLCCs typically have lower tolerance to mechanical stress, different failure behavior, and more voltage-dependent capacitance than many film types. Before replacing a film part, check surge handling, AC loss, capacitance stability, and whether the circuit sees repeated high-energy pulses.
What layout precautions help avoid cracking or failure when using HV1812Y332MXHATHV on a PCB?
HV1812Y332MXHATHV is an 1812 MLCC, so PCB flex, depaneling stress, and mounting strain can affect reliability. Use symmetrical pad design, avoid forcing the board during assembly, and keep the capacitor away from board edges, slots, and heavy connectors when possible. In vibration or flex-prone environments, consider soft termination alternatives or mechanical isolation in the layout.
Is HV1812Y332MXHATHV appropriate for industrial equipment operating from -55°C to 125°C?
HV1812Y332MXHATHV is specified for -55°C to 125°C, which aligns with many industrial temperature ranges. The practical check is whether the capacitor’s capacitance shift at the actual operating voltage and temperature still satisfies the circuit requirement. If the design is near thermal limits, also consider local hotspot temperature on the PCB and any self-heating from AC ripple.
How should HV1812Y332MXHATHV be chosen for AC ripple or pulse loading?
HV1812Y332MXHATHV may work well in pulse or ripple applications, but the design should be validated for RMS current, dissipation factor, and repetitive pulse stress. In high-voltage pulsed circuits, voltage rating alone does not guarantee long-term performance; the energy per pulse, repetition rate, and waveform rise time all matter. Thermal rise and capacitance drift should be verified under real operating conditions.
What are the main considerations when substituting HV1812Y332MXHATHV with 1812HC332KAT1A?
HV1812Y332MXHATHV and 1812HC332KAT1A are both 1812 high-voltage ceramic capacitors, but the substitution should be checked for voltage rating, dielectric behavior, tolerance, and DC bias characteristics. If 1812HC332KAT1A has different construction or voltage qualification, the usable capacitance under working bias may differ. The circuit’s surge margin and waveform stress should be reviewed before a direct swap.
Can HV1812Y332MXHATHV be used in mains-connected EMI suppression or line-side circuits?
HV1812Y332MXHATHV may be used in some line-side or mains-adjacent functions only if the circuit topology and safety requirements are properly met. For direct mains safety applications, engineers should confirm whether the capacitor is intended for the specific class of use, such as across-line or line-to-ground, and whether additional safety certifications are required. A 3 kV rating does not automatically make the part suitable for all safety-capacitor roles.
What happens if HV1812Y332MXHATHV is operated near its maximum voltage in a humid environment?
HV1812Y332MXHATHV is MSL 1 and can be handled without special moisture-prebake concerns, but humidity in the end application can still influence high-voltage insulation performance on the PCB. At elevated voltage, surface contamination and moisture films can promote leakage or tracking even if the capacitor itself is intact. Adequate creepage distance, board cleanliness, and conformal coating strategy should be considered.
Is HV1812Y332MXHATHV a good choice for power supply output filtering?
HV1812Y332MXHATHV can be used in specialized high-voltage power supply filtering, especially where a compact SMT capacitor is needed. It is less commonly selected as the main low-voltage bulk output capacitor because its capacitance is relatively small at 3300 pF and X7R parts are not optimized for large energy storage. It is more often used for high-frequency filtering, snubbing, and transient shaping than for bulk smoothing.
What should be checked before using HV1812Y332MXHATHV as a replacement part in an existing design?
Before replacing an existing capacitor with HV1812Y332MXHATHV, verify package size, pad geometry, voltage rating, capacitance at operating bias, and dielectric class. Even if the nominal capacitance matches, the effective capacitance under DC bias can differ enough to alter filter cutoff, resonance, or clamp behavior. Also confirm mechanical fit and whether the original design depended on a different loss profile or tolerance band.

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