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AKER 18.432 MHz Crystal ±30 ppm HC-49 4-Pin Surface Mount CA4-18.432-18-3050-X

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AKER 18.432 MHz Crystal ±30 ppm HC-49 4-Pin Surface Mount CA4-18.432-18-3050-X

Name: AKER 18.432 MHz Crystal ±30 ppm HC-49 4-Pin Surface Mount CA4-18.432-18-3050-X
Brand: Aker
SKU: 207986

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Category Passive Components Brand Aker Condition New

Specifications

Country of Origin	China
Brand	AKER
Height	5.2mm
Length	13mm
Model	CA4-18.432-18-3050-X
Packaging	Tape & Reel
Width	4.7mm
Mount Type	Surface
Series	CA4
Maximum Operating Temperature	85°C
Package Type	HC-49
Minimum Operating Temperature	-40°C
Standards/Approvals	RoHS
Pin Count	4
Standard Frequency	18.432MHz
Load Capacitance	18pF
Series Resistance	40Ω

Key Features

Standard frequency of 18.432 MHz ensures precise timing for electronic circuits.
Surface mount type with 4 pins for secure PCB integration.
Load capacitance rated at 18 pF for stable oscillation.
Compact HC-49 metal package with 13 mm length, 4.7 mm width, and 5.2 mm height dimensions.
Operating temperature range from -40°C to 85°C for reliability in harsh environments.
Series resistance of 40 Ω suitable for a wide range of oscillator designs.
RoHS compliant, meeting environmental and safety standards.
Packaging includes tape and reel for efficient automated assembly processes.

Product Description

AKER CA4-18.432-18-3050-X is a high-quality 18.432 MHz crystal oscillator designed for surface mount technology applications. Featuring a HC-49 metal case package, this 4-pin crystal unit provides accurate and stable frequency generation critical for timing and oscillator circuits in industrial and consumer electronics.

This crystal offers a standard frequency of 18.432 MHz with a frequency tolerance of ±30 ppm and stability up to ±50 ppm, making it suitable for precise frequency control in various electronic projects and devices. The load capacitance is 18 pF, optimized for stable oscillation performance.

The compact physical dimensions of 13 mm length, 4.7 mm width, and 5.2 mm height allow easy implementation on dense surface mount PCBs. Its operating temperature range from -40°C to 85°C ensures reliable performance under varied environmental conditions, including industrial and automotive electronics environments.

The series resistance value of 40 Ω supports low-loss signal oscillations and energy efficiency. This crystal unit complies with RoHS environmental standards, contributing to safe and sustainable electronics manufacturing processes.

Packaging is provided in tape and reel form, facilitating automated surface mount assembly lines for high-volume production. The CA4 series is manufactured in China and has been engineered to meet demanding performance and quality standards for modern electronic component applications.

Standard frequency: 18.432 MHz. Surface mount 4-pin HC-49 package. Load capacitance: 18 pF. Frequency tolerance: ±30 ppm, stability: ±50 ppm. Operating temperature: -40°C to 85°C. Series resistance: 40 Ω. RoHS compliant.

Tape and reel packaging. Compact size: 13 x 4.7 x 5.2 mm. Manufactured in China. Ideal for use in industrial electronic instruments, communication devices, consumer electronics, and other applications requiring precise timing and frequency control.

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