GRM21AR72A224KAC5K Murata Electronics Capacitor (Other) In Stock
Murata GRM21AR72A224KAC5K is a 0.22 µF X7R MLCC in an 0805 package rated at 100 V with ±10% tolerance and 1 mm height. Features stable capacitance over -55°C to +125°C range with low leakage. From $0.08 in stock with worldwide shipping.
- Manufacturer
- Murata Electronics
- Package
- Other
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- GRM21AR72A224KAC5K Datasheet PDF
- Category
- Capacitor
- Temp Range
- -55.0°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 0.22 µF X7R ceramic dielectric MLCC rated at 100 V in a compact 0805 (2.0 × 1.25 mm) surface-mount package
- Stable capacitance within ±15% over the full -55°C to +125°C temperature range thanks to X7R dielectric characteristic
- AEC-Q200-qualified construction suitable for automotive-grade decoupling and EMI filtering applications requiring RoHS compliance
Applications
The GRM21AR72A224KAC5K is a versatile 0.22 µF, 100 V MLCC used in power supply input/output decoupling, EMI filter networks, and high-voltage DC bus snubbing circuits on automotive and industrial PCBs. Its 0805 form factor and X7R stability make it a reliable bypass capacitor across 24 V to 48 V industrial rails and CAN bus transceiver supply lines.
Specifications
| Pbfree Code | Yes |
| Reach Compliance Code | Compliant |
| Factory Lead Time | 10Weeks |
| YTEOL | 7 |
| Capacitance | 0.22 µF |
| Capacitor Type | CERAMIC CAPACITOR |
| Dielectric Material | CERAMIC |
| Height | 1mm |
| JESD-609 Code | e3 |
| Mounting Feature | SURFACE MOUNT |
| Multilayer | YES |
| Negative Tolerance | 10% |
| Package Shape | RECTANGULAR PACKAGE |
| Package Style | SMT |
| Packing Method | 330mm Reel W8P4 |
| Positive Tolerance | 10% |
| Rated (DC) Voltage (URdc) | 100V |
| Size Code | 2012M/0805 |
| Surface Mount | YES |
| Temperature Characteristics Code | X7R |
| Temperature Coefficient | 15% ppm/°C |
| Terminal Finish | Matte Tin (Sn) - with Nickel (Ni) barrier |
| Terminal Shape | WRAPAROUND |
| Package | Other |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8532.24.00.20 |
| Country of Origin | Philippines |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What voltage rating and dielectric type does GRM21AR72A224KAC5K use, and why does that matter for 48 V bus designs?
The GRM21AR72A224KAC5K is rated at 100 V with an X7R dielectric, providing 0.22 µF capacitance. For 48 V bus designs, the 100 V rating gives a 2× derating margin, which is recommended practice to maintain stable capacitance and reduce long-term degradation, unlike Y5V types that can lose over 50% capacitance under bias.
How does the X7R characteristic of GRM21AR72A224KAC5K compare to Y5V for automotive power rail decoupling?
X7R capacitors like the GRM21AR72A224KAC5K maintain capacitance within ±15% over -55°C to +125°C, while Y5V types can vary by -82% to +22% over a narrower range. For automotive power rail decoupling where temperature swings from -40°C to +105°C occur, the X7R's predictable 0.22 µF value ensures consistent high-frequency noise suppression.
Can GRM21AR72A224KAC5K be used in series EMI filters on a 24 V industrial power supply output?
Yes. Its 100 V rating and 0.22 µF capacitance in the 0805 package make GRM21AR72A224KAC5K suitable for LC or RC low-pass EMI filters on 24 V industrial supply outputs. Paired with a series inductor, 0.22 µF provides a filter corner frequency around 1 MHz at 50 Ω, helping suppress conducted emissions in the 150 kHz–30 MHz range.
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