Compact 0603 C0G ceramic capacitors, 18pF, 50V, for SMD applications
Manufacturer: tdk
# Introduction to the C1608C0G1H180J Product Series
## 1. General Overview
The C1608C0G1H180J product series belongs to the category of ceramic capacitors. These components are fundamental building - blocks in modern electronic circuits, playing a crucial role in a wide range of applications due to their unique electrical properties and physical characteristics.
## 2. Product Naming Convention
Let's break down the product code "C1608C0G1H180J" to understand its key features:
- **C**: This is often used as a general identifier for a capacitor product within the manufacturer's product line.
- **1608**: It refers to the physical size of the capacitor, following the industry - standard EIA (Electronic Industries Alliance) code. In the metric system, a 1608 capacitor has dimensions of approximately 1.6mm x 0.8mm. This compact size makes it suitable for use in densely populated printed circuit boards (PCBs), where space is at a premium.
- **C0G**: Also known as NP0 (Negative - Positive Zero), it is a type of dielectric material used in the capacitor. C0G dielectric has excellent temperature stability, with a very low temperature coefficient of capacitance (TCC) typically in the range of ±30 ppm/°C. This means that the capacitance value of the capacitor changes very little over a wide temperature range, making it ideal for applications where stable capacitance is critical.
- **1H**: This part of the code usually indicates the rated voltage of the capacitor. In this case, "1H" corresponds to a rated voltage of 50V. The rated voltage is the maximum voltage that the capacitor can safely withstand without experiencing breakdown or significant degradation in performance.
- **180**: The capacitance value of the capacitor is represented by this code. In the capacitor - coding system, "180" means 18 pF (picofarads). Capacitance is a measure of the capacitor's ability to store electrical charge.
- **J**: This indicates the tolerance of the capacitance value. A "J" tolerance means that the actual capacitance value of the capacitor can deviate from the nominal value (18 pF in this case) by ±5%.
## 3. Electrical Characteristics
### Capacitance Stability
As mentioned earlier, the C0G dielectric ensures high capacitance stability. This stability is crucial in applications such as oscillators, filters, and timing circuits, where even small changes in capacitance can lead to significant variations in the circuit's performance. For example, in a crystal oscillator circuit, a stable capacitance value helps maintain the accurate frequency output of the oscillator.
### Low Losses
The C1608C0G1H180J capacitors have low equivalent series resistance (ESR) and equivalent series inductance (ESL). Low ESR means that the capacitor dissipates less power as heat when alternating current (AC) flows through it. This is beneficial in high - frequency applications, as it reduces power losses and improves the overall efficiency of the circuit. Low ESL also helps in maintaining good high - frequency performance by minimizing the inductive reactance.
### High - Frequency Performance
Due to their low ESR and ESL, these capacitors can operate effectively at high frequencies. They can be used in radio frequency (RF) circuits, such as RF filters and matching networks, to provide proper impedance matching and signal filtering.
## 4. Physical Characteristics
### Compact Size
The 1608 size of the capacitor allows for easy integration into small - sized electronic devices. It is commonly used in mobile phones, tablets, wearables, and other portable electronic devices where miniaturization is a key design requirement.
C Series 0603(1608 Metric) 9
C SERIES_0603_0.95
C SERIES_0603_0.95