ElectronicsThe TLC-LSMD300D with PTC Resettable Fuses 2920 RoHS is a surface-mount device that is manufactured by TLC Electronics. It is a miniature surge protection device with advanced PTC (positive temperature coefficient) resettable fuse technology designed to protect against voltage and current spikes in electronic circuits. The TLC-LSMD300D is specifically designed to protect devices from transient electrical surges caused by lightning, inductive loads, power factor correction equipment, and bridging interruptions. Its features include a small form factor, high surge protection capabilities, low surge protection loss, and RoHS compliant. It is ideal for use in applications where transient surges are common such as computers, automotive systems, and telecommunications systems.