• 1N5518B THRU 1N5546B AVAILABLE IN JANHC AND JANKC PER MIL-PRF-19500/437 • ZENER DIODE CHIPS • ALL JUNCTIONS COMPLETELY PROTECTED WITH SILICON DIOXIDE • ELECTRICALLY EQUIVALENT TO 1N5518B THRU 1N5546B • 0.5 WATT CAPABILITY WITH PROPER HEAT SINKING • COMPATIBLE WITH ALL WIRE BONDING AND DIE ATTACH TECHNIQUES, WITH THE EXCEPTION OF SOLDER REFLOW
DESCRIPTION The 1N5518thru 1N5546 series of 0.5 watt Zener Voltage Regulators provides a selection from 3.3 to 33 volts in standard 5%tolerances as well as tighter tolerances identified by different suffix letters on the part number. These glass axial-leaded DO-35 Zeners are also available with an internal metallurgical-bond option by adding a “-1” suffix. This type of bonded Zener package construction is available in JAN, JANTX, and JANTXV military qualifications to MIL-PRF-19500/437. Microsemi also offers numerous other Zener products to meet higher and lower power applications. FEATURES • JEDEC registered 1N5518 thru 1N5546 • Internal metallurgical bond option available by adding a “-1” suffix • Also available inJAN, JANTX, and JANTXV qualifications per MIL-PRF-19500/437 byadding the JAN, JANTX, or JANTXV prefixes to part numbers for desiredlevel of screening as well as –1” suffix; (e.g. JANTX1N5518B-1, JANTXV1N5546D-1, etc.) • Military Surface Mount available inDO-213AA package outline by adding a UR-1 suffix in addition to the JAN, JANTX, and JANTXV prefix; e.g. JANTX1N5518BUR-1 (seeseparate data sheet) • Commercial Surface Mount also available in separate data sheet as 1N5518UR to 1N5546BUR inDO-213AA package(consult factoryfor others) • DO-7 glass body axial-leaded Zener equivalents are also available