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TCSM1A226M8R
KYOCERA AVX
S- CASE / 226- CAP CODE / MN02
407169 Pcs New Original In Stock
22 µF Molded Tantalum Capacitors 10 V 0603 (1608 Metric) 5Ohm @ 100kHz
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5.0 / 5.0
- (56 Ratings)
TCSM1A226M8R
Product Overview
1977078
DiGi Electronics Part Number
TCSM1A226M8R-DGManufacturer
KYOCERA AVX
TCSM1A226M8R
Description
S- CASE / 226- CAP CODE / MN02Inventory
407169 Pcs New Original In Stock
22 µF Molded Tantalum Capacitors 10 V 0603 (1608 Metric) 5Ohm @ 100kHz
Quantity
Minimum 1
Minimum 1
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TCSM1A226M8R Technical Specifications
Category
Tantalum Capacitors
Packaging
Tape & Reel (TR)
Series
TC
Product Status
Active
Capacitance
22 µF
Tolerance
±20%
Voltage - Rated
10 V
Type
Molded
ESR (Equivalent Series Resistance)
5Ohm @ 100kHz
Operating Temperature
-55°C ~ 125°C
Lifetime @ Temp.
-
Mounting Type
Surface Mount
Package / Case
0603 (1608 Metric)
Size / Dimension
0.063" L x 0.033" W (1.60mm x 0.85mm)
Height - Seated (Max)
0.039" (1.00mm)
Lead Spacing
-
Manufacturer Size Code
M
Ratings
-
Features
General Purpose
Failure Rate
-
Datasheet & Documents
HTML Datasheet
TCSM1A226M8R-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
2 (1 Year)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8532.21.0050
Additional Information
Other Names
478-TCSM1A226M8RDKR
478-TCSM1A226M8RTR
478-TCSM1A226M8RCT
Standard Package
3,000
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
DiGi Electronics always delivers lightning-fast shipping, making my project deadlines so much easier to meet.
Dec 02, 2025
The live chat feature was very responsive and provided excellent assistance when I needed help.
Dec 02, 2025
Order processing is swift, and products arrive well-protected, arriving in perfect working condition.
Dec 02, 2025
I appreciate their attention to detail—everything from packaging to product excellence.
Dec 02, 2025
Reliability and affordability are the cornerstones of my positive experience with DiGi.
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Frequently Asked Questions (FAQ)
Can I use the TCSM1A226M8R tantalum capacitor as a direct replacement for a 22µF ceramic capacitor in a 10V DC power rail filtering application without risking reliability issues?
No, the TCSM1A226M8R should not be used as a direct drop-in replacement for a 22µF ceramic capacitor in high-transient or high-ripple-current environments due to its inherent failure mode. Unlike ceramics, molded tantalum capacitors like the TCSM1A226M8R are susceptible to thermal runaway and catastrophic short-circuit failure under voltage spikes, reverse bias, or excessive ripple current—even within rated voltage. If your design previously used a ceramic (e.g., GRM188R61A226ME15D from Murata), ensure the circuit includes current-limiting resistors or TVS diodes to mitigate inrush. For safety-critical or high-reliability applications, consider polymer tantalum or multilayer ceramic alternatives instead of the TCSM1A226M8R.
What are the key risks when designing in the TCSM1A226M8R in a 125°C automotive under-hood environment, and how can I mitigate them?
The TCSM1A226M8R is rated for operation up to 125°C, but sustained operation near this limit significantly increases failure risk due to accelerated oxide degradation and reduced margin against voltage transients. In automotive under-hood applications, thermal cycling and vibration can exacerbate mechanical stress on the 0603 S-case package. To mitigate risk, derate the applied voltage to no more than 50% of the 10V rating (i.e., ≤5V) when operating above 85°C, and ensure adequate PCB pad design and solder joint reliability per IPC-7351. Additionally, avoid placing the TCSM1A226M8R near heat-generating components like power regulators or MOSFETs to prevent localized overheating.
How does the 5Ω ESR of the TCSM1A226M8R affect its performance in a low-noise analog supply compared to a low-ESR polymer tantalum like the KEMET T521X226M010ATE005?
The 5Ω ESR of the TCSM1A226M8R makes it poorly suited for low-noise analog rails where effective high-frequency decoupling is critical. High ESR increases impedance at switching frequencies, reducing its effectiveness in suppressing ripple and noise compared to low-ESR alternatives like the KEMET T521X226M010ATE005 (0.05Ω ESR). In sensitive analog circuits (e.g., ADC reference lines or op-amp supplies), this can lead to measurable noise coupling and degraded SNR. If low impedance across frequency is required, either parallel the TCSM1A226M8R with a small ceramic capacitor (e.g., 1µF 0402 X7R) or switch to a polymer tantalum or multilayer ceramic solution with inherently lower ESR.
Is it safe to operate the TCSM1A226M8R at 9V continuously in a 5V nominal system with occasional voltage surges up to 9.5V, and what design safeguards are necessary?
Operating the TCSM1A226M8R at 9V continuous in a 10V-rated system leaves only 10% voltage margin, which is below the recommended 50% derating guideline for tantalum capacitors—especially under surge conditions. A 9.5V transient exceeds the absolute maximum rating and can trigger localized heating or dielectric breakdown. To safely use the TCSM1A226M8R in this scenario, implement a series current-limiting resistor (e.g., 1–10Ω) or use a soft-start circuit to control inrush, and add a Zener or TVS diode clamped below 9V to suppress surges. Alternatively, select a higher-voltage-rated tantalum (e.g., 16V version) or switch to a robust alternative like a solid polymer capacitor.
Can the TCSM1A226M8R be used in parallel with another capacitor to reduce overall ESR, and what layout considerations are critical to avoid resonance or instability?
Yes, the TCSM1A226M8R can be paralleled with a low-ESR ceramic capacitor (e.g., 1µF–10µF X5R/X7R in 0402 or 0603) to improve high-frequency response, but improper layout can create anti-resonance peaks that increase impedance at certain frequencies. To avoid this, place the ceramic capacitor as close as possible to the load point and minimize loop area between the two capacitors. Use short, wide traces and avoid daisy-chaining connections. Also, verify stability in feedback loops if used in switching regulator outputs—high-Q resonances from the TCSM1A226M8R’s ESL interacting with the ceramic cap can cause oscillation. Always simulate or measure impedance vs. frequency using a network analyzer if precision power integrity is required.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
TCSM1A226M8R CAD Models
KYOCERA AVX TCSM1A226M8R PCB symbols & footprints
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