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• 1N3016BUR-1 thru 1N3045BUR-1 AVAILABLE IN JAN, JANTX AND JANTXV
PER MIL-PRF-19500/115
• 1 WATT ZENER DIODES
• LEADLESS PACKAGE FOR SURFACE MOUNT
• DOUBLE PLUG CONSTRUCTION
• METALLURGICALLY BONDED
1N3016BUR-1
thru
1N3045BUR-1
and
CDLL3016B
thru
CDLL3045B
MAXIMUM RATINGS
Operating Temperature: -65°C to +175°C
Storage Temperature: -65°C to +175°C
DC Power Dissipation: 1watt @ TEC = +125°C
Power Derating: 20 mW / °C above TEC = +125°C
Forward Voltage @ 200mA: 1.2 volts maximum
ELECTRICAL CHARACTERISTICS @ 25°C
CDI
TYPE
NUMBER
(NOTE 1)
CDLL3016B
CDLL3017B
CDLL3018B
CDLL3019B
CDLL3020B
CDLL3021B
CDLL3022B
CDLL3023B
CDLL3024B
CDLL3025B
CDLL3026B
CDLL3027B
CDLL3028B
CDLL3029B
CDLL3030B
CDLL3031B
CDLL3032B
CDLL3033B
CDLL3034B
CDLL3035B
CDLL3036B
CDLL3037B
CDLL3038B
CDLL3039B
CDLL3040B
CDLL3041B
CDLL3042B
CDLL3043B
CDLL3044B
CDLL3045B
NOMINAL
ZENER
VOLTAGE
VZ @ 1ZT
(NOTE 2)
VOLTS
6.8
7.5
8.2
9.1
10
11
12
13
15
16
18
20
22
24
27
30
33
36
39
43
47
51
56
62
68
75
82
91
100
110
ZENER
TEST
CURRENT
1ZT
mA
37
34
31
28
25
23
21
19
17
15.5
14
12.5
11.5
10.5
9.5
8.5
7.5
7.0
6.5
6.0
5.5
5.0
4.5
4.0
3.7
3.3
3.0
2.8
2.5
2.3
MAXIMUM ZENER IMPEDANCE
(NOTE 3)
ZZT @ 1ZT
OHMS
3.5
4.0
4.5
5
7
8
9
10
14
16
20
22
23
25
35
40
45
50
60
70
80
95
110
125
150
175
200
250
350
450
ZZK @ 1ZK
OHMS
mA
700 1.0
700 .5
700 .5
700 .5
700 .25
700 .25
700 .25
700 .25
700 .25
700 .25
750 .25
750 .25
750
750
750
1000
.25
.25
.25
.25
1000
1000
1000
1500
.25
.25
.25
.25
1500
1500
2000
2000
.25
.25
.25
.25
2000
2000
3000
3000
.25
.25
.25
.25
3000
4000
.25
.25
MAX. DC
ZENER
CURRENT
1ZM
mA
140
125
115
105
95
85
80
74
63
60
52
47
43
40
34
31
28
26
23
21
19
18
17
15
14
12
11
10
9.0
8.3
MAX. REVERSE
LEAKAGE CURRENT
lR @ VR
µ A VOLTS
5.0 5.2
5.0 5.7
5.0 6.2
5.0 6.9
5.0 7.6
1.0 8.4
1.0 9.1
0.5 9.9
0.5 11.4
0.5 12.2
0.5 13.7
0.5 15.2
0.5 16.7
0.5 18.2
0.5 20.6
0.5 22.8
0.5 25.1
0.5 27.4
0.5 29.7
0.5 32.7
0.5 35.8
0.5 38.8
0.5 42.6
0.5 47.1
0.5 51.7
0.5 56.0
0.5 62.2
0.5 69.2
0.5 76.0
0.5 83.6
NOTE 1
NOTE 2
NOTE 3
No suffix signifies + 20%. “A” Suffix signifies + 10%, “B” Suffix signifies + 5%. "C" suffix
signifies + 2% and "B" suffix signifies + 1%.
Zener voltage is measured with the device junction in thermal equilibrium at an ambient
temperature of 25°C +3°C.
Zener impedance is derived by superimposing on 1ZT A 60Hz rms a.c. current equal
to 10% of 1ZT
MILLIMETERS
DIM MIN MAX
D 2.39 2.66
F 0.41 0.55
G 4.80 5.20
G1 4.11 REF.
S 0.03 MIN.
INCHES
MIN MAX
.094 .105
.016 .022
.189 .205
.159 REF.
.001 MIN.
FIGURE 1
DESIGN DATA
CASE: DO-213AB, Hermetically sealed
glass case. (MELF, LL41)
LEAD FINISH: Tin / Lead
THERMAL RESISTANCE: (ROJEC): 50
˚C/W maximum at L = 0 inch
THERMAL IMPEDANCE: (ZOJX): 15
˚C/W maximum
POLARITY: Diode to be operated with the
banded (cathode) end positive with
respect to the opposite end.
MOUNTING SURFACE SELECTION:
The Axial Coefficient of Expansion (COE)
Of this Device is Approximately
+6PPM/°C. The COE of the Mounting
Surface System Should Be Selected To
Provide A Suitable Match With This
Device.
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

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1N3016UR-1 thru 1N3045UR-1
and
CDLL3016 thru CDLL3045B
FIGURE 2
1000
800
600
400
200
0
0
25 50 75 100 125 150 175
TEC , End cap temperature (°C)
POWER DERATING CURVE
1000
100
10
1
.1 1.0 10 100
OPERATING CURRENT lZT (mA)
FIGURE 3
ZENER IMPEDANCE VS. OPERATING CURRENT