1N941-1 thru 1N945B-1 Qualified Levels: 11.7 Volt Temperature Compensated JAN, JANTX, Available on Zener Reference Diodes JANTXV and JANS commercial Qualified per MIL-PRF-19500/157 versions (available on some part numbers) DESCRIPTION The popular 1N941-1 thru 1N945B-1 series of zero-TC reference diodes provides a selection o of 11.7 V nominal voltages and temperature coefficients to as low as 0.0002 %/ C for minimal voltage change with temperature when operated at 7.5 mA. The B version of these glass, axial-leaded DO-35 reference diodes are also available in JAN, JANTX, JANTXV, and JANS military qualifications. Microsemi also offers numerous other Zener reference diode products for a variety of other voltages from 6.2 V to 200 V. Important: For the latest information, visit our website 1N941-1 thru 1N945B-1 MECHANICAL and PACKAGING CASE: Hermetically sealed glass case with axial DO-35 (DO-204AH) package. TERMINALS: Tin-lead plated or RoHS compliant matte-tin plating available (on commercial grade only) and solderable per MIL- STD-750, method 2026. MARKING: Part number and cathode band. POLARITY: Reference diode to be operated with the banded end positive with respect to the opposite end. TAPE & REEL option: Standard per EIA-296. Consult factory for quantities. (Add TR suffix to part number.) WEIGHT: 0.2 grams. See Package Dimensions on the last page. PART NOMENCLATURE Applicable to: JAN, JANTX, JANTXV and JANS level 1N941B, 1N943B, 1N944B, and 1N945B only: JAN 1N941 B -1 Reliability Level Metallurgically Bonded JAN = JAN Level JANTX = JANTX Level Temperature Coefficient o o range of -55 C to +150 C JANTXV = JANTXV Level JANS = JANS Level JEDEC type number (See Electrical Characteristics table) Applicable to: commercial level 1N941 thru 1N945B: 1N941 A -1 -1% (e3) JEDEC type number RoHS Compliance (See Electrical Characteristics e3 = RoHS compliant (available table) on commercial grade only) Blank = non-RoHS compliant Temperature Coefficient range: Tighter Reference Tolerance o o A = -55 C to +100 C 1% o o B = -55 C to +150 C 2% o o Blank = 0 C to +75 C 3% Blank = 5% Metallurgically Bonded LDS-0222, Rev. 1 (111515) 2011 Microsemi Corporation Page 2 of 6