• 1N3016B-1 thru 1N3045B-1 AVAILABLE IN JAN, JANTX AND JANTXV 1N3016B thru1N3045B

PER MIL-PRF-19500/115 and

• 1 WATT ZENER DIODES 1N3016B-1 thru 1N3045B-1
• METALLURGICALLY BONDED

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 1 1ZT 1ZM lR @ VR
@ ZT
(NOTE 1) (NOTE 2) ZZT @ 1ZT ZZK @ 1ZK

VOLTS mA OHMS OHMS mA mA µA 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
FIGURE 1
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 DESIGN DATA
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 CASE: Hermetically sealed glass
1N3031B 30 8.5 40 1000 .25 31 0.5 22.8
case DO-41.
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 LEAD MATERIAL: Copper clad steel
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 LEAD FINISH: Tin / Lead
1N3038B 56 4.5 110 2000 .25 17 0.5 42.6
1N3039B 62 4.0 125 2000 .25 15 0.5 47.1
THERMAL RESISTANCE: (ROJEC):
1N3040B 68 3.7 150 2000 .25 14 0.5 51.7
1N3041B 75 3.3 175 2000 .25 12 0.5 56.0
80 ˚C/W maximum at L = .375 inch
1N3042B 82 3.0 200 3000 .25 11 0.5 62.2
1N3043B 91 2.8 250 3000 .25 10 0.5 69.2 THERMAL IMPEDANCE: (ZOJX): 15
1N3044B 100 2.5 350 3000 .25 9.0 0.5 76.0 ˚C/W maximum
1N3045B 110 2.3 450 4000 .25 8.3 0.5 83.6

POLARITY: Diode to be operated with

NOTE 1 No suffix signifies + 20%. “A” Suffix signifies + 10%, “B” Suffix signifies + 5%, “C” suffix the banded (cathode) end positive.
signifies + 2% , “D” suffix signifies +1%
MOUNTING POSITION: Any.
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

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
 1N3016 thru 1N3045B

FIGURE 2

1000
Dissipation (mW)
Pd, Rated Power

800
600
400
200
0
0 25 50 75 100 125 150 175

TL , Lead temperature (°C), 3/8” from body.

POWER DERATING CURVE

1000
RMS value of
60CPS test
current set equal
ZZT, Zener Impedance (OHMS)

to 10% of I z

100
1N3044B

1N3034B
1N3018B

10
1N3034B

1N3022B

1
.1 1.0 10 100
OPERATING CURRENT lZT (mA)
FIGURE 3
ZENER IMPEDANCE VS. OPERATING CURRENT