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Home > Products > Capacitors > Ceramic Capacitors > 0805J2000221MDR
Knowles Syfer
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0805J2000221MDR

Manufacturer Part Number:
0805J2000221MDR
Manufacturer / Brand
Knowles Syfer
Part of Description:
CAP CER 220PF 200V X7R 0805
Datasheets:
0805J2000221MDR(1).pdf0805J2000221MDR(2).pdf
Lead Free Status / RoHS Status:
ROHS3 Compliant
Stock Condition:
New original, 61988 pcs Stock Available.
ECAD Model:
Ship From:
Hong Kong
Shipment Way:
DHL/Fedex/TNT/UPS

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Part Number 0805J2000221MDR
Manufacturer / Brand Knowles Syfer
Stock Quantity 61988 pcs Stock
Category Capacitors > Ceramic Capacitors
Description CAP CER 220PF 200V X7R 0805
Lead Free Status / RoHS Status: ROHS3 Compliant
Voltage - Rated 200V
Tolerance ±20%
Thickness (Max) 0.051' (1.30mm)
Temperature Coefficient X7R
Size / Dimension 0.079' L x 0.049' W (2.00mm x 1.25mm)
Series -
Ratings -
Package / Case 0805 (2012 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 Temperature
Failure Rate -
Capacitance 220 pF
Base Product Number 0805J
Applications High Reliability

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

What are the key integration constraints when using the 0805J2000221MDR in a surface-mount power supply decoupling circuit with varying DC bias levels?
The 0805J2000221MDR is a 220 pF ±20% 200V X7R MLCC in 0805 package. X7R dielectrics exhibit capacitance reduction under DC bias, typically 20-50% or more depending on the applied voltage relative to the 200V rating and the specific part geometry. Designers often apply voltage derating to maintain effective capacitance closer to nominal values during integration, while ensuring the package's 2.00 mm x 1.25 mm footprint and 1.30 mm max thickness fit within PCB layout clearances for thermal and mechanical stability.
How does the operating temperature range of the 0805J2000221MDR affect its suitability for industrial control systems exposed to thermal cycling between -40°C and 105°C?
The 0805J2000221MDR operates from -55°C to 125°C with an X7R temperature coefficient that allows up to ±15% capacitance variation across the full range. In thermal cycling scenarios typical of industrial environments, the part experiences predictable shifts in capacitance due to the dielectric behavior, which engineers account for when setting timing constants or filter cutoffs to avoid exceeding system tolerance budgets over extended duty cycles.
Can the 0805J2000221MDR be directly replaced by a 220 pF 100V X7R 0805 capacitor from another manufacturer in a high-reliability application?
The 0805J2000221MDR carries a 200V rating, providing additional margin compared to 100V alternatives. Direct replacement requires verifying that the lower voltage part maintains sufficient headroom against transients in the target circuit, as reduced derating margin can influence long-term insulation resistance and failure mechanisms under sustained stress in high-reliability designs.
What configuration methods are recommended when incorporating multiple 0805J2000221MDR units for filtering in an RF signal path with clock frequencies around 10-50 MHz?
The 0805J2000221MDR's low nominal capacitance and X7R characteristics make it suitable for high-frequency bypass or coupling when placed close to IC pins. Engineers typically parallel several units or combine with higher-value capacitors to achieve desired impedance profiles, while considering the part's self-resonant behavior and minimal parasitic inductance from the 0805 package to optimize signal integrity without introducing excessive phase shift.
In what application scenarios might the 0805J2000221MDR exceed practical suitability boundaries due to its X7R dielectric properties?
The 0805J2000221MDR performs within boundaries where moderate capacitance variation is acceptable, such as general-purpose decoupling or timing circuits. In precision analog applications requiring capacitance stability better than ±5% across temperature and bias, or in very low-distortion audio paths, the inherent voltage and temperature coefficients of X7R can shift filter responses or time constants beyond acceptable limits, prompting consideration of C0G alternatives.
What reliability considerations arise when deploying the 0805J2000221MDR in long-term industrial equipment operating continuously near 100°C with 150V DC bias?
The 0805J2000221MDR is rated for high-reliability applications and supports operation up to 125°C. At elevated temperatures combined with DC bias approaching 75% of the 200V rating, X7R MLCCs follow established acceleration models for insulation resistance degradation; engineers apply appropriate voltage and thermal margins in the design phase to align with the intended service life in continuous-duty industrial settings.
When migrating from a legacy 220 pF 200V X7R 0805 capacitor (such as from AVX or KEMET) to the 0805J2000221MDR, what practical design implications should be evaluated?
The 0805J2000221MDR shares the standard 0805 (2012 Metric) dimensions and mounting type with many legacy parts. Migration typically involves confirming equivalent termination materials for solderability and reflow profiles, while noting potential differences in capacitance under bias or aging rates that could require minor adjustments to surrounding circuitry to preserve the original filter or decoupling performance in the new bill of materials.
How does the MSL rating and RoHS compliance of the 0805J2000221MDR influence handling and integration in high-volume manufacturing for automotive-adjacent industrial modules?
The 0805J2000221MDR has an MSL of 1 (unlimited floor life) and is ROHS3 compliant, allowing standard SMT processes without special moisture baking in most production lines. This supports straightforward integration in mixed-technology assemblies, though engineers still follow recommended reflow profiles to minimize mechanical stress on the ceramic body during soldering and subsequent thermal excursions.
What factors determine whether the 0805J2000221MDR is appropriate for replacement in legacy designs originally using through-hole ceramic capacitors?
Transitioning to the 0805J2000221MDR requires adapting the PCB layout from leaded to surface-mount footprints while evaluating the impact of reduced parasitic inductance on high-frequency behavior. The 200V rating and X7R characteristics provide comparable voltage handling in many cases, but designers assess board flexure risks and thermal expansion mismatch to ensure mechanical reliability matches or exceeds the original through-hole configuration over the product lifecycle.

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