TECHNICAL DATA SHEET 6 Lake Street, Lawrence, MA 01841 1-800-446-1158 / (978) 620-2600 / Fax: (978) 689-0803 Website: http: //www.microsemi.com – METALLURGICALLY BONDED – HERMETICALLY SEALED – DOUBLE PLUG CONSTRUCTION SWITCHING DIODE Qualified per MIL-PRF-19500/193 DEVICES QUALIFIED LEVELS 1N457 JAN MAXIMUM RATING AT 25°C Operating Temperature: Storage Temperature: Max operating Current (IF): Total Power Dissipation: DC Reverse Voltage (VRWM): -65°C to +150°C -65°C to +175°C 225mA 500mW 60V DC ELECTRICAL CHARACTERISTICS IR VF Ambient (°C) IF mA Min V Max V Ambient (°C) IF V (dc) Min µA Max µA 25 100 - 1.0 25 60 - 0.025 -55 100 1.2 25 70 - 1.0 150 60 - 5.0 LDS-0023 Rev. 2 (100185) DO-35 Page 1 of 2 TECHNICAL DATA SHEET 6 Lake Street, Lawrence, MA 01841 1-800-446-1158 / (978) 620-2600 / Fax: (978) 689-0803 Website: http: //www.microsemi.com PACKAGE DIMENSIONS NOTES: 1. 2. 3. Dimensions are in inches. Millimeters are given for general information only. In accordance with ASME Y14.5M, diameters are equivalent to Φx symbology. Type (DO-35) (DO-7) Ltr BD BL LD LL BD BL LD LL Dimensions Inches Millimeters Min Max Min Max .056 .075 1.42 1.90 .140 .180 3.56 4.57 .018 .022 0.46 0.56 1.000 1.500 25.40 38.10 .085 .130 2.16 3.30 .230 .300 5.84 7.62 .018 .023 0.46 0.58 1.000 1.500 25.40 38.10 FIGURE 1 Physical dimensions: TYPES: 1N457, 1N458, and 1N459 DESIGN DATA Case: Hermetically sealed glass package per MIL-PRF-19500/193. DO-35 outline. Lead Material: Copper clad steel Lead Finish: Tin / Lead Thermal Impedance (ZθJX): 70°C/W maximum Polarity: Cathode end is banded. Marking: Blue body coat Black digits LDS-0023 Rev. 2 (100185) Page 2 of 2