onsemi 1.18 V Zener Diode Voltage Regulator Single 300 mW 5% Tolerance Surface Mount 2-Pin SOD-323 SZMM3Z18VT1G

onsemi SZMM3Z18VT1G is a single Zener diode designed for voltage regulation purposes, housed in a low-profile SOD-323 surface mount package. It provides a nominal Zener voltage of 18 V with 5% tolerance, and can dissipate a maximum power of 300 milliwatts, making it ideal for compact electronic applications requiring stable voltage references.

This diode features a small body outline measuring approximately 1.7 mm by 1.25 mm with a low height of 0.9 mm, facilitating its use in high-density printed circuit boards. The device operates effectively across a broad temperature range from -65°C to 150°C, ensuring reliability in various industrial, automotive, and consumer electronics environments.

The device exhibits low leakage current (maximum 50 nA) and a maximum Zener impedance of 80 ohms, optimizing performance for precision voltage regulation. It complies with the automotive industry standard AEC-Q101, endorsing its suitability for automotive electronics.

Mechanical characteristics include a void-free, transfer-molded plastic case with corrosion-resistant surfaces. The leads are plated with Pb/Sn or Sb ensuring Pb-free compliance. The diode’s polarity is marked clearly by a cathode band for easy identification during mounting, which can be positioned in any orientation.

Applications for this Zener diode include voltage regulator circuits in cellular phones, handheld portable devices, and other densely packed electronic assemblies. Its small size and reliable electrical characteristics make it an excellent choice for space-constrained designs.

Designed for voltage regulation with tight 5% tolerance. Packaged in a compact SOD-323 2-pin surface mount package. Operates within temperature range from -65°C to 150°C. Low maximum reverse leakage current of 50 nA ensures stable performance.

Meets automotive AEC-Q101 standard for high reliability. Small outline dimensions allow integration in high density PCBs. Typical voltage temperature coefficient of 16 mV/K. Robust construction with corrosion resistant external surfaces.

Suitable for applications in cellular phones, handheld portables, and compact electronics. Cathode polarity indicated by band marking. Explore more Zener Diodes and semiconductor components in the Electronics & Electricals category at EnvMart for your industrial, commercial, and laboratory applications.