22 COREY STREET, MELROSE, MASSACHUSETTS 02176
PHONE (781) 665-1071 FAX (781) 665-7379
WEBSITE: http://www.cdi-diodes.com E-mail: mail@cdi-diodes.com
• 1N3016B-1 thru 1N3045B-1 AVAILABLE IN JAN, JANTX AND JANTXV
PER MIL-PRF-19500/115
• 1 WATT ZENER DIODES
• METALLURGICALLY BONDED
1N3016B thru1N3045B
and
1N3016B-1 thru 1N3045B-1
FIGURE 1
DESIGN DATA
CASE: Hermetically sealed glass
case DO-41.
LEAD MATERIAL: Copper clad steel
LEAD FINISH: Tin / Lead
THERMAL RESISTANCE: (ROJEC):
80 ˚C/W maximum at L = .375 inch
THERMAL IMPEDANCE: (ZOJX): 15
˚C/W maximum
POLARITY: Diode to be operated with
the banded (cathode) end positive.
MOUNTING POSITION: Any.
MAXIMUM RATINGS
Operating Temperature: -65°C to +175°C
Storage Temperature: -65°C to +175°C
DC Power Dissipation: 1watt @ TL= +95°C
Power Derating: 12.5 mW / °C above TL= +95°C
Forward Voltage @ 200mA: 1.2 volts maximum
ELECTRICAL CHARACTERISTICS @ 25°C
CDI NOMINAL ZENER MAX. DC
TYPE ZENER TEST MAXIMUM ZENER IMPEDANCE ZENER MAX. REVERSE
NUMBER VOLTAGE CURRENT (NOTE 3) CURRENT LEAKAGE CURRENT
VZ@ 1ZT 1ZT 1ZM lR@ VR
(NOTE 1) (NOTE 2) ZZT @ 1ZT ZZK @ 1ZK
VOLTS mA OHMS OHMS mA mA
µ
A VOLTS
1N3016B 6.8 37 3.5 700 1.0 140 5.0 5.2
1N3017B 7.5 34 4.0 700 .5 125 5.0 5.7
1N3018B 8.2 31 4.5 700 .5 115 5.0 6.2
1N3019B 9.1 28 5 700 .5 105 5.0 6.9
1N3020B 10 25 7 700 .25 95 5.0 7.6
1N3021B 11 23 8 700 .25 85 1.0 8.4
1N3022B 12 21 9 700 .25 80 1.0 9.1
1N3023B 13 19 10 700 .25 74 0.5 9.9
1N3024B 15 17 14 700 .25 63 0.5 11.4
1N3025B 16 15.5 16 700 .25 60 0.5 12.2
1N3026B 18 14 20 750 .25 52 0.5 13.7
1N3027B 20 12.5 22 750 .25 47 0.5 15.2
1N3028B 22 11.5 23 750 .25 43 0.5 16.7
1N3029B 24 10.5 25 750 .25 40 0.5 18.2
1N3030B 27 9.5 35 750 .25 34 0.5 20.6
1N3031B 30 8.5 40 1000 .25 31 0.5 22.8
1N3032B 33 7.5 45 1000 .25 28 0.5 25.1
1N3033B 36 7.0 50 1000 .25 26 0.5 27.4
1N3034B 39 6.5 60 1000 .25 23 0.5 29.7
1N3035B 43 6.0 70 1500 .25 21 0.5 32.7
1N3036B 47 5.5 80 1500 .25 19 0.5 35.8
1N3037B 51 5.0 95 1500 .25 18 0.5 38.8
1N3038B 56 4.5 110 2000 .25 17 0.5 42.6
1N3039B 62 4.0 125 2000 .25 15 0.5 47.1
1N3040B 68 3.7 150 2000 .25 14 0.5 51.7
1N3041B 75 3.3 175 2000 .25 12 0.5 56.0
1N3042B 82 3.0 200 3000 .25 11 0.5 62.2
1N3043B 91 2.8 250 3000 .25 10 0.5 69.2
1N3044B 100 2.5 350 3000 .25 9.0 0.5 76.0
1N3045B 110 2.3 450 4000 .25 8.3 0.5 83.6
NOTE 1 No suffix signifies + 20%. “A” Suffix signifies + 10%, “B” Suffix signifies + 5%, “C” suffix
signifies + 2% , “D” suffix signifies +1%
NOTE 2 Zener voltage is measured with the device junction in thermal equilibrium at an ambient
temperature of 25°C + 3°C.
NOTE 3 Zener impedance is derived by superimposing on 1ZT A 60Hz rms a.c. current equal
to 10% of 1ZT
1N3016 thru 1N3045B
1000
100
10
1
ZZT, Zener Impedance (OHMS)
.1 1.0 10 100
OPERATING CURRENT lZT (mA)
FIGURE 3
ZENER IMPEDANCE VS. OPERATING CURRENT
0 25 50 75 100 125 150 175
TL, Lead temperature (°C), 3/8” from body.
POWER DERATING CURVE
1000
800
600
400
200
0
Pd, Rated Power
Dissipation (mW)
FIGURE 2
RMS value of
60CPS test
current set equal
to 10% of I z
1N3044B
1N3034B
1N3034B
1N3022B
1N3018B
