KNOX SEMICONDUCTOR, INC.
P.O. BOX 609 • ROCKPORT, MAINE 04856 • 207•236•6076 • FAX 207•236•9558
-24-
GENERAL PURPOSE ABRUPT VARACTOR DIODES
1N5139 - 1N5148
1N5139A - 1N5148A
TYPE CAPACITANCE @ - 4 Vdc CAPACITANCE RATIO MIN QUALITY FACTOR
NUMBER C•4V / C•60V Q @ - 4 Vdc
MIN NOM MAX f = 50 MHz
1N5139 6.12 6.8 7.48 2.7 350
♦♦ 1N5139A 6.46 6.8 7.14 2.7 350
1N5140 9.0 10.0 11.0 2.8 300
♦♦ 1N5140A 9.5 10.0 10.5 2.8 300
1N5141 10.8 12.0 13.2 2.8 300
♦♦ 1N5141A 11.4 12.0 12.6 2.8 300
1N5142 13.5 15.0 16.5 2.8 250
♦ 1N5142A 14.3 15.0 15.7 2.8 250
1N5143 16.2 18.0 19.8 2.8 250
♦ 1N5143A 17.1 18.0 18.9 2.8 250
1N5144 19.8 22.0 24.2 3.2 200
♦♦ 1N5144A 20.9 22.0 23.1 3.2 200
1N5145 24.3 27.0 29.7 3.2 200
♦♦ 1N5145A 25.7 27.0 28.3 3.2 200
1N5146 29.7 33.0 36.3 3.2 200
♦♦ 1N5146A 31.4 33.0 34.6 3.2 200
1N5147 36.1 39.0 42.9 3.2 200
♦♦ 1N5147A 37.1 39.0 40.9 3.2 200
1N5148 42.3 47.0 51.7 3.2 200
♦♦ 1N5148A 44.7 47.0 49.3 3.2 200
Package Style DO-7
DC Power Dissipation (Pd) 400 mW
Forward Current (If) 250 mA
Min Reverse Breakdown Voltage (Bvr) @ Ir = 10 µAdc 65 Vdc
Max Reverse Current (IR) @ Vr = 55 Vdc 20 nAdc
Max Reverse Current (IR2) @ Vr = 55 Vdc; Ta = 150°C 20 µAdc
Temp Coefficient of Capacitance @ Vr -4 Vdc, Ta -40 to +85°C .03%/°C
Operating Temperature Range (Topr) -65 to + 175°C
Storage Temperature Range (Tstg) -65 to + 200°C
Voltage Tolerance: Standard Device ±10%
Suffix A ± 5%
♦♦ DENOTES MILITARY APPROVAL FOR JAN - JANTX - JANTXV
