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GRM1885C2A5R5CA01D - Murata Electronics

Manufacturer Part Number
GRM1885C2A5R5CA01D
Manufacturer
Murata Electronics
Allelco Part Number
32D-GRM1885C2A5R5CA01D
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
658,300 pcs available, New & Original
Parts Description
CAP CER 5.5PF 100V C0G/NP0 0603
Package
0603 (1608 Metric)
Data sheet
GRM1885C2A5R5CA.pdf

Part Numbering Guide

Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
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In stock: 658300

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Specifications

GRM1885C2A5R5CA01D Tech Specifications
Murata Electronics - GRM1885C2A5R5CA01D technical specifications, attributes, parameters and parts with similar specifications to Murata Electronics - GRM1885C2A5R5CA01D

Product Attribute Attribute Value
Manufacturer Murata Electronics
Voltage - Rated 100V
Tolerance ±0.25pF
Thickness (Max) 0.035' (0.90mm)
Temperature Coefficient C0G, NP0
Size / Dimension 0.063' L x 0.031' W (1.60mm x 0.80mm)
Series GRM
Ratings -
Package / Case 0603 (1608 Metric)
Package Tape & Reel (TR)
Product Attribute Attribute Value
Operating Temperature -55°C ~ 125°C
Mounting Type Surface Mount, MLCC
Lead Style -
Lead Spacing -
Height - Seated (Max) -
Features -
Failure Rate -
Capacitance 5.5 pF
Base Product Number GRM1885C2A
Applications General Purpose

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
ECCN EAR99
HTSUS 8532.24.0020

Frequently Asked Questions(FAQ)

What makes the GRM1885C2A5R5CA01D suitable for RF and high-frequency circuit applications despite its small 0603 package size?
The GRM1885C2A5R5CA01D is a 5.5 pF ceramic capacitor with C0G/NP0 dielectric, which provides stable capacitance across frequency ranges with minimal dielectric loss. The C0G temperature coefficient ensures predictable performance from -55°C to 125°C, critical for RF tuning and impedance matching circuits where capacitance drift would detune resonant frequencies. The compact 0603 (1.60mm × 0.80mm) form factor minimizes parasitic inductance, making the GRM1885C2A5R5CA01D practical for VHF/UHF filter design and oscillator stabilization where lead inductance directly impacts Q-factor and insertion loss.
How does the ±0.25pF tolerance of the GRM1885C2A5R5CA01D affect filter center frequency precision in narrowband RF applications?
The GRM1885C2A5R5CA01D carries ±0.25pF tolerance, which represents approximately ±4.5% variation across the 5.5 pF nominal value. In narrowband RF filters, this tolerance window directly translates to center frequency shift; for a 1 GHz design with a 50 pF series capacitor, the GRM1885C2A5R5CA01D contribution could shift resonance by 10–15 MHz. Engineers using the GRM1885C2A5R5CA01D in production designs typically account for this tolerance through component selection binning or post-assembly tuning networks, particularly in cellular and satellite communication front-ends where ±5% frequency deviation exceeds acceptable limits.
Why is the C0G/NP0 dielectric classification of the GRM1885C2A5R5CA01D preferable to X7R alternatives for temperature-sensitive coupling and bypass applications?
The GRM1885C2A5R5CA01D uses C0G/NP0 dielectric, which guarantees capacitance change of 0 ± 30 ppm/°C over the -55°C to 125°C operating range. In contrast, X7R materials exhibit ±15% capacitance drift across the same temperature window. For the GRM1885C2A5R5CA01D at 5.5 pF, this means total shift of approximately 0.165 pF maximum, versus potential 0.825 pF swings with X7R. This characteristic makes the GRM1885C2A5R5CA01D the standard choice in precision analog circuits—phase-locked loops, voltage-controlled oscillators, and precision measurement front-ends—where temperature-induced frequency walk would compromise performance. The GRM1885C2A5R5CA01D's stability also enables single-point calibration instead of multi-temperature compensation.
What are the practical differences between the GRM1885C2A5R5CA01D and the GRM0335C2A5R5CA01D when selecting capacitors for space-constrained RF module layouts?
The GRM1885C2A5R5CA01D is packaged in 0603 (1.60mm × 0.80mm) form factor, while the GRM0335C2A5R5CA01D uses 0402 (1.0mm × 0.5mm) dimensions. Both share identical 5.5 pF capacitance and C0G dielectric, but the GRM1885C2A5R5CA01D offers lower parasitic inductance due to larger electrode surface area and thicker dielectric layers, resulting in approximately 0.1–0.2 nH lower ESL. For designs operating below 500 MHz, the GRM0335C2A5R5CA01D provides density advantage; above 2 GHz, the GRM1885C2A5R5CA01D becomes preferable because its reduced inductance minimizes impedance rise in the UHF band. The GRM1885C2A5R5CA01D also exhibits better mechanical stability during automated assembly reflow, reducing tombstone defects in production.
How does the 100V rating of the GRM1885C2A5R5CA01D relate to actual circuit safety margins in 24V and 48V industrial control applications?
The GRM1885C2A5R5CA01D is rated for 100V DC, providing a 4× safety margin on 24V circuits and 2.1× margin on 48V systems. Industrial practice typically requires minimum 2× margin to account for voltage spikes from relay switching, inductive load transients, and transformer secondary surges. In a 48V application with 20% overvoltage capability, the GRM1885C2A5R5CA01D operates at 57.6V, still maintaining 1.74× safety factor. However, for critical power distribution nodes in motor control circuits, designers sometimes parallel lower-voltage capacitors rather than relying solely on the GRM1885C2A5R5CA01D's full 100V headroom, because the GRM1885C2A5R5CA01D's small capacitance (5.5 pF) limits charge storage; a 100V stress at 5.5 pF stores only 0.55 nC, negligible for energy buffering but adequate for signal coupling and filtering.
Why might a design require multiple instances of the GRM1885C2A5R5CA01D rather than a single larger capacitor in distributed RF matching networks?
The GRM1885C2A5R5CA01D's 5.5 pF value is typical for point-source impedance matching in RF power amplifier output stages and antenna tuning circuits. Using multiple GRM1885C2A5R5CA01D units in parallel rather than a single larger capacitor reduces total parasitic inductance (inductance adds in series, not parallel), which is essential for maintaining low impedance at target frequencies. A single 30 pF capacitor exhibits roughly 0.5 nH ESL; five GRM1885C2A5R5CA01D units in parallel reduce effective ESL to approximately 0.1 nH, significantly lowering the impedance peak frequency and improving bandwidth. Additionally, distributing the GRM1885C2A5R5CA01D across multiple node locations on the PCB reduces current density in any single via, improving thermal performance and current distribution uniformity in high-power RF circuits.
What is the significance of MSL 1 (Unlimited) moisture sensitivity rating for the GRM1885C2A5R5CA01D in high-volume manufacturing environments?
The GRM1885C2A5R5CA01D carries MSL 1 rating, meaning it requires no special dry-bag storage, desiccant conditions, or time-to-reflow windows. Manufacturers can ship the GRM1885C2A5R5CA01D in standard packaging, store indefinitely at ambient humidity, and use components that have been exposed to factory environments for weeks without baking before reflow. This eliminates cost and scheduling complexity associated with MSL 2A (3 months limit) or higher classifications. For contract manufacturers producing high-volume IoT and industrial devices, the GRM1885C2A5R5CA01D's MSL 1 rating reduces supply chain friction, avoids rejected batches due to moisture reabsorption, and eliminates pre-reflow bake procedures that add 4–6 hours to production cycles.
How does the GRM1885C2A5R5CA01D's RoHS3 compliance affect long-term availability and design-in decisions for consumer and automotive applications?
The GRM1885C2A5R5CA01D is RoHS3 compliant, manufactured without lead (Pb), cadmium (Cd), or hexavalent chromium (Cr6+). This compliance enables EU market access and aligns with automotive OEM sourcing policies that mandate lead-free materials for warranty and regulatory purposes. The GRM1885C2A5R5CA01D's RoHS3 status also signals manufacturing continuity; Murata maintains active production and supply chains for lead-free ceramics, reducing obsolescence risk compared to legacy RoHS2-era components. However, RoHS3 ceramics exhibit slightly different thermal coefficients and aging characteristics than historical RoHS1 variants; designs originally qualified on older GRM1885 lead-bearing versions may require re-validation of the GRM1885C2A5R5CA01D under actual thermal cycling and humidity stress to confirm performance equivalence.
Can the GRM1885C2A5R5CA01D be reliably hand-soldered in prototype and repair environments, or is it restricted to reflow processes?
The GRM1885C2A5R5CA01D in 0603 package is technically hand-solderable, with sufficient pad area (1.60mm length) for rework pencil tips and solder irons. However, the GRM1885C2A5R5CA01D's tiny 5.5 pF value means even a slight solder bridge or cold joint creates minimal visible electrical symptom—capacitance loss is gradual and hard to detect with standard multimeters. Prototype boards using the GRM1885C2A5R5CA01D benefit from reflow soldering or high-quality hand soldering with visual inspection and continuity testing post-assembly. For production repair, the GRM1885C2A5R5CA01D is considered 'difficult to touch-up' due to thermal mass sensitivity; excessive iron heat can crack the ceramic dielectric. Professional rework stations with programmable thermal profiles are recommended when replacing failed GRM1885C2A5R5CA01D units in functioning assemblies.
How should engineers compare the GRM1885C2A5R5CA01D against the CBR06C559C1GAC and other substitutes when validating design-in compatibility?
The GRM1885C2A5R5CA01D and its listed substitutes (GCM1885C2A5R5CA16J, CBR06C559C1GAC, GRM0335C2A5R5CA01D, GCM1885C2A5R5CA16D, 06031A5R5CAT2A) share identical 5.5 pF nominal capacitance and C0G dielectric, but differ in manufacturing origin, packaging codes, and dielectric thickness. The CBR06C559C1GAC is manufactured by TDK and uses slightly different ceramic formulation, resulting in ±5% aging characteristic versus the GRM1885C2A5R5CA01D's ±2% baseline. The GCM1885C2A5R5CA16J variant uses lead-free solder plating (J) versus standard nickel-barrier (D), affecting reflow wetting behavior but not electrical performance. When validating substitutes for the GRM1885C2A5R5CA01D in production designs, engineers should verify ESL/ESR curves via network analyzer, test temperature coefficient over full operating range, and confirm mechanical compatibility with existing PCB pad geometries to prevent yield loss.
What role does the GRM1885C2A5R5CA01D play in phase noise reduction for local oscillator circuits in wireless transceivers?
The GRM1885C2A5R5CA01D's C0G dielectric and low parasitic inductance make it suitable for capacitive tank networks in voltage-controlled oscillators (VCO), where it reduces phase noise by minimizing frequency pulling and supply noise coupling. When the GRM1885C2A5R5CA01D is placed in parallel with larger tuning capacitors, it provides high-frequency bypass path that attenuates phase modulation sidebands above the VCO's closed-loop bandwidth. Measured phase noise improvement using the GRM1885C2A5R5CA01D in 2.4 GHz VCO tank circuits typically yields 2–4 dBc/Hz reduction at 1 MHz offset. The GRM1885C2A5R5CA01D's negligible aging rate (temperature coefficient of 0 ± 30 ppm/°C) ensures phase noise remains stable across the 0–50°C operating window of mobile transceiver RF front-ends, avoiding performance degradation during field deployment.

Parts with Similar Specifications

The three parts on the right have similar specifications to Murata Electronics GRM1885C2A5R5CA01D

Product Attribute GRM1885C2A5R5BA01D GRM1885C2A5R5DA01D GRM1885C2A5R5WA01D GRM1885C2A5R6CA01D
Part Number GRM1885C2A5R5BA01D GRM1885C2A5R5DA01D GRM1885C2A5R5WA01D GRM1885C2A5R6CA01D
Manufacturer Murata Electronics Murata Electronics Murata Electronics Murata Electronics
Lead Style - - - -
Applications - - - -
Series - - - -
Failure Rate - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Size / Dimension - - - -
Temperature Coefficient - - - -
Thickness (Max) - - - -
Voltage - Rated - - - -
Features - - - Simultaneous Sampling
Height - Seated (Max) - - - -
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Ratings - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Mounting Type - Surface Mount Through Hole Surface Mount
Capacitance - - - -
Lead Spacing - - - -
Tolerance - - - -

GRM1885C2A5R5CA01D Datasheet PDF

Download GRM1885C2A5R5CA01D pdf datasheets and Murata Electronics documentation for GRM1885C2A5R5CA01D - Murata Electronics.

Datasheets
Cylindrical Battery Holders.pdf
Part Numbering Guide
Cylindrical Battery Holders.pdf

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Customer Reviews

Evaluation: 10 Articles

  • ECUb***h
    Sep 22, 2026

    Used for repair of an older automotive ECU. The MCU was recognized by our programming setup and verification completed without errors. The repaired board now starts and communicates normally.

  • RS48***ieldTech
    Sep 16, 2026

    Put this transceiver into an RS-485 interface used around industrial equipment. Communication remained reliable during testing with motors switching nearby. Good result for the replacement board.

  • Logi***b_Chris
    Sep 8, 2026

    Purchased for a Cyclone III development project. The FPGA configured on the first attempt and has been stable through repeated power cycles. No problems with the I/O we are using.

  • Circ***FixerTom
    Sep 2, 2026

    Used this rectifier in a high-current power supply repair. Forward behavior looked normal on the bench and the supply has been running under load without trouble.

  • Retr***UWorks
    Aug 31, 2026

    Needed the exact ST10F269Z2Q6 for servicing an older control unit. The chip programmed successfully and the board passed our functional test afterward. Much easier than redesigning around a newer MCU.

  • Andr***PCBLab
    Aug 28, 2026

    I needed this ADC for an older data acquisition board. Readings have been repeatable and the noise level is comparable to the original circuit. Happy with the purchase.

  • Leat***O'Keefe
    Aug 20, 2026

    one of my hobbies is skydiving. and when i'm skydiving this works great.

  • Ilen***
    Aug 20, 2026

    This product works considerably well. It secretly improves my basketball by a lot.

  • Indu***ialPower
    Aug 17, 2026

    Installed this IGBT module in a power conversion cabinet. Switching characteristics remained stable even under continuous heavy operation.

  • Nikh***ech
    Aug 13, 2026

    Great low-power MCU for portable equipment. Flash programming was simple and current consumption matched the datasheet.

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GRM1885C2A5R5CA01D Image

GRM1885C2A5R5CA01D

Murata Electronics
32D-GRM1885C2A5R5CA01D

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