PM74SB-220M-RC

PM74SB-220M-RC Specifications

Manufacturer: Bourns
Part Number: PM74SB-220M-RC
Product Type: Shielded Surface Mount Power Inductor
Inductance: 22 µH ±20%
Test Frequency: 2.52 MHz
Self-Resonant Frequency (SRF): 18 MHz (typical)
Direct Current Resistance (DCR): 0.13 Ω (maximum)
Rated Current: 1.12 A (for 10% typical inductance drop)
Saturation Current (Isat): 1.47 A
Package / Case: 7.8 mm x 7.0 mm x 4.5 mm
Mounting Type: Surface Mount
Operating Temperature Range: -40°C to +125°C (including self-temperature rise)
RoHS Status: RoHS Compliant

Key Features

The PM74SB-220M-RC is a shielded surface mount power inductor designed to deliver efficient performance in compact electronic circuits. With an inductance of 22 µH and a ±20% tolerance, it operates effectively at a test frequency of 2.52 MHz. The inductor exhibits a typical self-resonant frequency of 18 MHz, ensuring minimal signal loss at higher frequencies. Its maximum direct current resistance of 0.13 Ω contributes to reduced power dissipation, enhancing overall efficiency. The component supports a rated current of 1.12 A, corresponding to a 10% typical inductance drop, and can handle saturation currents up to 1.47 A. Encased in a compact 7.8 mm x 7.0 mm x 4.5 mm package, the PM74SB-220M-RC is suitable for surface mount applications, facilitating automated assembly processes. Its operating temperature range from -40°C to +125°C, including self-temperature rise, ensures reliable performance in diverse environmental conditions. Compliance with RoHS standards underscores Bourns’ commitment to environmental responsibility.

Applications

Input/output filtering in DC/DC converters, Industrial electronics Power supplies for portable communications equipment Camcorders LCD televisions

Product Overview

The PM74SB-220M-RC from Bourns is engineered to provide reliable inductance in power management applications, particularly where space constraints and efficiency are critical. Its shielded construction minimizes electromagnetic interference, making it ideal for use in sensitive electronic environments. The inductor’s low direct current resistance and high saturation current capacity contribute to its suitability in applications requiring efficient energy storage and transfer. Its compact form factor and surface mount design allow for seamless integration into modern, high-density circuit boards. Operating across a wide temperature range, the PM74SB-220M-RC maintains consistent performance, ensuring the longevity and reliability of the devices it supports. This makes it a preferred choice for designers seeking high-quality inductive components in advanced electronic systems.

Contact Us

For additional information regarding our products, feel free to get in touch with us. You can call us at 770-870-1760 or email us at info@Cyndtek.com. We look forward to assisting you and ensuring your satisfaction with all of our Cyndtek products.