High-reliability discrete products
and engineering services since 1977
FEATURES
BZY91 SERIES
100 WATT ZENER DIODES
Available as “HR” (high reliability) screened per MIL-PRF-19500, JANTX level. Add “HR” suffix to base part number.
Available as non-RoHS (Sn/Pb plating), standard, and as RoHS by adding “-PBF” suffix.
MAXIMUM RATINGS
Rating
Voltage range
Peak pulse power
Steady state power @ 25°C
Steady state power @ 65°C
Surge capability @ 1ms
Operating temperature
Value
7.5 – 75
5000
100
75
5000
-55 to +175
Unit
Volts
Watt
Watt
Watt
Watt
°C
ELECTRICAL CHARACTERISTICS
(T
A
= 25°C unless otherwise specified)
Zener voltage
Stud cathode
part number
Stud anode
part number
Min
BZY91C7V5
BZY91C8V2
BZY91C9V1
BZY91C10
BZY91C11
BZY91C12
BZY91C13
BZY91C15
BZY91C16
BZY91C18
BZY91C20
BZY91C22
BZY91C24
BZY91C27
BZY91C30
BZY91C33
BZY91C36
BZY91C39
BZY91C43
BZY91C47
BZY91C51
BZY91C56
BZY91C7V5R
BZY91C8V2R
BZY91C9V1R
BZY91C10R
BZY91C11R
BZY91C12R
BZY91C13R
BZY91C15R
BZY91C16R
BZY91C18R
BZY91C20R
BZY91C22R
BZY91C24R
BZY91C27R
BZY91C30R
BZY91C33R
BZY91C36R
BZY91C39R
BZY91C43R
BZY91C47R
BZY91C51R
BZY91C56R
7.0
7.7
8.5
9.4
10.4
11.4
12.4
13.8
15.3
16.8
18.8
20.8
22.7
25.1
28.0
31.0
34.0
37.0
40.0
44.0
48.0
52.0
V
Z
@ I
Z
Volts
Max
7.9
8.7
9.6
10.6
11.6
12.7
14.1
15.6
17.1
19.1
21.2
23.3
25.9
28.9
32.0
35.0
38.0
41.0
46.0
50.0
54.0
60.0
Maximum
current
I
Z
Amps
5.0
5.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
2.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
0.5
0.5
0.5
0.5
0.5
Typical zener
resistance
Z
Z
@ I
Z
Ohms
0.04
0.06
0.08
0.08
0.08
0.10
0.10
0.12
0.12
0.14
0.16
0.16
0.18
0.20
0.22
0.24
0.26
0.28
0.30
0.34
0.36
0.40
mA
5.0
5.0
5.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
Maximum reverse leakage
I
R
@ V
R
Volts
5.1
5.6
6.2
6.8
7.5
8.2
9.1
10.0
11.0
12.0
13.0
15.0
16.0
18.0
20.0
22.0
24.0
27.0
30.0
33.0
36.0
39.0
Rev. 20130308
High-reliability discrete products
and engineering services since 1977
Zener voltage
Stud cathode
part number
Stud anode
part number
Min
BZY91C62
BZY91C68
BZY91C75
BZY91 SERIES
100 WATT ZENER DIODES
Maximum
current
I
Z
Max
66.0
72.0
79.0
Amps
0.5
0.5
0.5
Typical zener
resistance
Z
Z
@ I
Z
Ohms
0.44
0.48
0.51
mA
1.0
1.0
1.0
V
Z
@ I
Z
Volts
Maximum reverse leakage
I
R
@ V
R
Volts
43.0
47.0
51.0
BZY91C62R
BZY91C68R
BZY91C75R
58.0
64.0
70.0
Forward voltage: V
F
= 1.5V max @ I
F
≤ 10A 300µs square wave pulse
V
Z
measured with pulse ≤ 100µs and duty cycle ≤ 0.001
Z
Z
determined with DC plus 10% superimposed AC @ 1 KHz
MECHANICAL CHARACTERISTICS
Case
Marking
Normal polarity
Reverse polarity
DO-5(R)
Alpha-numeric
Cathode is stud
Anode is stud (add “R” suffix)
DO-5 (R)
Inches
Millimeters
Min
Max
Min
Max
¼-28 UNF2A threads
0.669 0.688 16.990 17.480
-
0.794
-
20.160
-
1.000
-
25.400
0.422 0.453 10.720 11.510
0115 0.200 2.920
5.080
-
0.450
-
11.430
0.220 0.249 5.580
6.320
0.250 0.375 6.350
9.530
0.156
-
3.960
-
-
0.667
-
16.940
0.030 0.080 0.760
2.030
0.140 0.175 3.560
4.450
A
B
C
D
E
F
G
H
J
K
M
N
P
Rev. 20130308
High-reliability discrete products
and engineering services since 1977
BZY91 SERIES
100 WATT ZENER DIODES
Rev. 20130308
