251R14S220GV4T JOHANSON TECHNOLOGY Capacitor (Capacitor Chip Non-polarised) In Stock
Johanson Technology 251R14S220GV4T is a 22 pF, 250V, C0G ceramic multilayer capacitor in 0603 SMD package with 2% tolerance and 125°C rated operating temperature. Ideal for high-frequency RF filtering and precision timing circuits requiring temperature-stable capacitance.
- Manufacturer
- JOHANSON TECHNOLOGY
- Package
- Capacitor Chip Non-polarised
- Pin Count
- 2
- Lifecycle
- ACTIVE
- Datasheet
- 251R14S220GV4T 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
- 22 pF capacitance with C0G (NP0) dielectric providing near-zero temperature coefficient for stable high-frequency performance
- 250V voltage rating enables use in high-voltage RF circuits, power line filtering, and precision measurement equipment
- ±2% tight capacitance tolerance supporting precision LC resonator and timing circuit designs
- Compact 0603 SMD footprint (1.6 mm × 0.8 mm) with 0.76 mm profile for dense RF PCB layouts
Applications
The 251R14S220GV4T is designed for RF matching networks, oscillator tank circuits, and impedance compensation stages in wireless transceivers, radar modules, and high-frequency instrumentation operating at frequencies up to several GHz. Its C0G dielectric ensures capacitance stability within ±30 ppm/°C across -55°C to 125°C, making it suitable for temperature-compensated crystal oscillator (TCXO) circuits and precision filter networks. The 250V rating and 0603 package make it appropriate for high-voltage RF probes, medical imaging electronics, and aerospace test equipment.
Specifications
| Pbfree Code | Yes |
| Reach Compliance Code | Compliant |
| YTEOL | 8.04 |
| Capacitance | 0.000022 µF |
| Capacitor Type | CERAMIC CAPACITOR |
| Dielectric Material | CERAMIC |
| Height | 0.76mm |
| JESD-609 Code | e3 |
| Mounting Feature | SURFACE MOUNT |
| Multilayer | Yes |
| Negative Tolerance | 2% |
| Package Shape | RECTANGULAR PACKAGE |
| Package Style | SMT |
| Packing Method | TR, PAPER, 7 INCH |
| Positive Tolerance | 2% |
| Rated (DC) Voltage (URdc) | 250V |
| Size Code | 0603 |
| Surface Mount | YES |
| Temperature Characteristics Code | C0G |
| Temperature Coefficient | 30ppm/Cel ppm/°C |
| Terminal Finish | Tin (Sn) - with Nickel (Ni) barrier |
| Terminal Shape | WRAPAROUND |
| Package | Capacitor Chip Non-polarised |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| HTS Code | 8532.24.00.20 |
| Country of Origin | USA |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
Why is C0G dielectric preferred for the 251R14S220GV4T in RF resonator circuits over X7R alternatives?
C0G dielectric in the 251R14S220GV4T offers a near-zero temperature coefficient of approximately ±30 ppm/°C, compared to X7R which can shift ±15% over temperature. For 22 pF RF tank capacitors at 2.4 GHz, a ±15% capacitance drift would detune the resonant frequency by several MHz, while C0G maintains frequency accuracy within a few kHz across -55°C to 125°C operating range.
What advantages does the 250V voltage rating of 251R14S220GV4T offer in high-frequency power measurement circuits?
The 250V rating allows the 251R14S220GV4T to function as a coupling or bypass capacitor in RF power measurement probes and antenna matching networks where peak RF voltage across 22 pF can exceed 100V at kilowatt power levels. This high-voltage rating in a compact 0603 package eliminates the need for larger, lower-frequency alternatives that would compromise circuit performance above 100 MHz.
How does the ±2% capacitance tolerance of the 251R14S220GV4T affect LC filter passband accuracy compared to 5% tolerance alternatives?
In a 50-ohm LC bandpass filter centered at 1 GHz using 22 pF capacitors, a ±2% tolerance limits passband center frequency variation to approximately ±10 MHz, whereas ±5% tolerance components could shift the center by ±25 MHz. The tighter ±2% tolerance of the 251R14S220GV4T reduces post-assembly trimming requirements and improves first-pass yield in production RF filter assemblies.
For a PCB layout targeting 5G sub-6 GHz frequency bands, how does the 0603 SMD package of 251R14S220GV4T perform versus 0402 or 0201 alternatives?
The 0603 package at 1.6 mm × 0.8 mm × 0.76 mm has slightly higher parasitic inductance than 0402 or 0201 packages, typically 0.5 nH to 0.8 nH, which can lower self-resonant frequency. For sub-6 GHz 5G applications below 3 GHz, 0603 C0G 22 pF capacitors remain well below their self-resonant frequency and are acceptable for matching networks, while 0402 is preferred above 5 GHz where parasitic inductance becomes significant.
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