MLCC GCM188R91H102KA37D

What is GCM188R91H102KA37D MLCC?

The GCM188R91H102KA37D is a SMD Capacitor manufactured by Murata. Key specs include 1000pF capacitance, 50V rating, X8R dielectric, 0603 package, and ±10% tolerance. RoHS compliant, it is designed for high-temperature stability and long-term reliability in demanding circuits.

✔ RoHS Compliant  /  ✔ 0603  /  ✔ Murata Quality  /  ✔ Long-Term Supply

Typical Applications & Why This Part Fits

• High-Temperature Automotive Electronics: The X8R dielectric ensures stable capacitance up to 150°C, making it ideal for engine control units or transmission sensors where 50V rating handles transient spikes.
• DC-DC Converter Output Filtering: With 1000pF capacitance and low ESR in a compact 0603 footprint, it effectively suppresses high-frequency noise without consuming board space.
• Industrial Sensor Modules: ±10% tolerance and robust Murata quality guarantee consistent filtering in pressure or temperature probes exposed to vibration.

Key Features & Advantages

• X8R Dielectric: Extends operating temperature range to 150°C, outperforming standard X7R parts for harsh environments.
• 50V DC Rating: Provides headroom for 12V, 24V, or 48V rails, reducing derating concerns in power management circuits.
• 0603 Miniature Package: Enables dense PCB layouts, saving space in portable or multi-layer designs without compromising electrical performance.

Frequently Asked Questions

1. Q: What makes GCM188R91H102KA37D different from a standard X7R MLCC?
   A: The X8R dielectric maintains capacitance stability up to 150°C, whereas X7R is limited to 125°C. This part is also AEC-Q200 qualified (Murata GCM series) for automotive reliability.
2. Q: Is GCM188R91H102KA37D RoHS compliant?
   A: Yes, as a Murata product, it is standardly RoHS compliant and lead-free.
3. Q: What is the MOQ? Can we get small batches?
   A: We support small batch orders and full BOM kitting at SZYY, including fast prototyping supply with flexible quantities.

Cross Reference & Alternative Sourcing

While GCM188R91H102KA37D is our primary recommendation, comparable alternatives are available (e.g., Murata GRM series or Samsung CL series with X8R/0603). We provide comprehensive BOM Kitting service to consolidate your entire parts list.