June 08, 2026

C1812A1CZ Multilayer Ceramic Chip Capacitor

The C1812A1CZ is a commercial-grade multilayer ceramic chip capacitor (MLCC) manufactured by TDK, designed for general-purpose electronic circuits with stable capacitance and reliable performance. It features an 1812 (4532 metric) package size, delivering moderate capacitance in a compact surface-mount form factor.

Description

C1812A1CZ Multilayer Ceramic Chip Capacitor

Overview

Constructed with high-quality ceramic dielectric materials and internal electrode layers, the C1812A1CZ provides consistent electrical characteristics and mechanical durability. It is optimized for automated assembly processes, suitable for both consumer and industrial electronic devices where space efficiency and cost-effectiveness are critical. The capacitor adheres to industry standards for reliability and environmental compatibility.

Key Specifications

Manufacturer: TDK
Model: C1812A1CZ
Product Type: Multilayer Ceramic Chip Capacitor (MLCC)
Package Size: 1812 (4.5mm × 3.2mm)
Dielectric Type: Commercial grade (Class II, X5R/X7R typical)
Capacitance Range: Moderate (model-dependent, typically 1μF to 10μF)
Voltage Rating: 50V DC or 100V DC (standard options)
Tolerance: ±10% (standard), ±5% available
Operating Temperature: -55°C to +125°C
Termination: Nickel barrier, tin-plated (RoHS compliant)
Mounting: Surface-mount technology (SMT)

Core Features

Compact 1812 Form Factor: Balances capacitance and board space, ideal for dense circuit layouts.
Stable Dielectric Performance: Class II dielectric offers good temperature stability and capacitance retention under varying conditions.
RoHS-Compliant Terminations: Lead-free plating meets global environmental regulations, suitable for green electronics.
High Mechanical Strength: Robust ceramic construction resists thermal shock and vibration during assembly and operation.
Cost-Effective Solution: Commercial-grade design provides reliable performance for non-critical general applications.

Applications

The C1812A1CZ is widely used in general electronic circuits requiring decoupling, filtering, and bypassing:

Consumer electronics (power supplies, audio/video equipment)
Industrial control boards and instrumentation
Telecommunication devices
Automotive non-safety circuits (infotainment, lighting)
LED lighting drivers
General-purpose PCB assemblies

Lifecycle and Availability

The C1812A1CZ is an active, mass-produced component in TDK’s commercial MLCC lineup. It is readily available through authorized distributors and electronic component suppliers. Standard production ensures consistent quality and short lead times for volume orders. Custom capacitance and voltage variants may be available upon request for specific application requirements.

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