, Unc, 20 STERN AVE. SPRINGFIELD, NEW JERSEY 07081 U.S.A. TELEPHONE: (973) 376-2922 (212) 227-6005 FAX: (973) 376-8960 TYPES 2N1671, 2N1671A, 2N1671B, 2N2160 P-N GROWN SILICON UNIJUNCTION TRANSISTOR mechanical data The transistors are hermetically sealed in a welded package with glass-to-metal seal between case and leads. Approximate weight is one gram. ALL LEADS INSULATED FROM CASE. •awtuM .oir .on-.001 (> i»w.i NOTES A, Tliis zone is controlled for automatic handling. The variation in actual diameter within this zone shall not exceed 0.010. B. Measured front max. diameter of the actual device. C. The specified lead diameter applies in the zone between 0.050 and 0.250 from the base seat. Between 0.250and 1.5maximum of 0.021 diameter is held. Outside of these zones the lead diameter is not controlled. DIMENSIONS ARE IN INCHES UNLESS OTHERWISE SPECIFIED. * absolute maximum ratings at 25°C free-air temperature (unless otherwise noted) 2N1471 2N1671A 2N1671B Emitter-Base Reverse Voltage ~30v Emitter-Base Reverse Voltage below 140°C Junction Temperature — Interbase Voltage . 35 v RMS Emitter Current 50 ma DC Emitter Current — Peak Emitter Current (see Note 1) 2a Peak Emitter Current below 140°C Junction Temperature . . . — Total Device Dissipation at 25°C Free-Air Temperature (see Note 2 & 3) 450 mw Operating Temperature Range (see Note 3) — 65°C to 140CC Storage Temperature Range (see Note 4) — 65°C to 150°C 2N2160 -30 v 35 v 70 ma 2a 450 mw • 65BC to 140°C •65°C to 150°C NJ Semi-Conductors reserves the right to change test conditions, parameters limits and package dimensions without notice information furnished by NJ Semi-Conductors is believed to be both accurate and reliable at the time of going to press. However NJ Semi-Conductors assumes no responsibility for any errors or omissions discovered in its use. N~l Semi-Conductors encourages customers to verify that datasheets are current before placing orders.