SMD Type
Zener Diodes
BZX585 Series
Diodes
Features
Total Power Dissipation: Max. 300mW
Two Tolerance Series:
2% and
5%
Working Voltage Range: Nom. 2.4 to 75V
Absolute Maximum Ratings (Ta = 25 )
Parameter
Total Power Dissipation
Continuous Forward Current
Forward Voltage
@ I
F
= 10mA
Symbol
P
tot
I
F
V
F
T
j
T
stg
Rating
300
200
0.9
150
-65 to +150
Unit
mW
mA
V
Jumction temperature
Storage temperature
Electrical Characteristics (Ta = 25 )
Working voltage
V
Z
(V)
@ I
Z
= 5mA
2% (B)
Min.
2V4
2V7
3V0
3V3
3V6
3V9
4V3
4V7
5V1
5V6
2.35
2.65
2.94
3.23
3.53
3.82
4.21
4.61
5.00
5.49
Max.
2.45
2.75
3.06
3.37
3.67
3.98
4.39
4.79
5.20
5.71
5% (C)
Min.
2.28
2.57
2.85
3.14
3.42
3.71
4.09
4.47
4.85
5.32
Max.
2.52
2.84
3.15
3.47
3.78
4.10
4.52
4.94
5.36
5.88
Differential resistance
R
dif
( )
@ I
Z
= 1mA
Typ.
275
300
325
350
375
400
410
425
400
80
Max.
400
450
500
500
500
500
600
500
480
400
@ I
Z
= 5mA
Typ.
70
75
80
85
85
85
80
50
40
15
Max.
100
100
95
95
90
90
90
80
60
40
Temp.
Coeff.
S
Z
(mV/K)
@ I
Z
= 5mA
Typ.
-1.3
-1.4
-1.6
-1.8
-1.9
-1.9
-1.7
-1.2
-0.5
1.0
Diode Cap. Non-repetitive
peak reverse
C
d
(pF)
current
@
I
ZSM
(A)
f = 1MHz;
V
R
= 0V @ t
p
= 100 s
Max.
450
440
425
410
390
370
350
325
300
275
Max.
6.0
6.0
6.0
6.0
6.0
6.0
6.0
6.0
6.0
6.0
BZX585
B or C
XXX
Marking
2%
C1
C2
C3
C4
C5
C6
C7
C8
C9
C0
5%
F1
F2
F3
F4
F5
F6
F7
F8
F9
F0
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1
SMD Type
BZX585 Series
Diodes
BZX585
B or C
XXX
Working voltage
V
Z
(V)
@ I
Z
= 5mA
2% (B)
Min.
Max.
6.32
6.94
7.65
8.36
9.28
10.20
11.22
12.24
13.26
15.30
16.32
18.36
20.40
22.44
24.48
27.54
30.60
33.66
36.72
39.78
43.86
47.94
52.02
57.12
63.24
69.36
76.50
5% (C)
Min.
5.89
6.46
7.13
7.79
8.65
9.50
10.45
11.40
12.35
14.25
15.20
17.10
19.00
20.90
22.80
25.65
28.50
31.35
34.20
37.05
40.85
44.65
48.45
53.20
58.90
64.60
71.25
Max.
6.51
7.14
7.88
8.61
9.56
10.50
11.55
12.60
13.65
15.76
16.80
18.90
21.00
23.10
25.20
28.35
31.50
34.65
37.80
40.95
45.15
49.35
53.55
58.80
65.10
71.40
78.75
Differential resistance
R
dif
( )
@ I
Z
= 1mA
Typ.
40
30
15
20
20
20
25
25
25
25
50
50
60
60
60
65
70
75
80
80
85
85
90
100
120
150
170
Max.
150
80
80
80
100
150
150
150
170
200
200
225
225
250
250
300
300
325
350
350
375
375
400
425
450
475
500
@ I
Z
= 5mA
Typ.
6
6
2
2
2
2
2
2
2
3
10
10
15
20
25
25
30
35
35
40
45
50
60
70
80
90
95
Max.
10
15
10
10
10
10
10
10
10
15
40
45
55
55
70
80
80
80
90
130
150
170
180
200
215
240
255
Temp.
Coeff.
S
Z
(mV/K)
@ I
Z
= 5mA
Typ.
2.2
3.0
3.6
4.3
5.2
6.0
6.9
7.9
8.8
10.7
12.4
14.4
16.4
18.4
20.4
23.4
26.6
29.7
33.0
36.4
41.2
46.1
51.0
57.0
64.4
71.7
80.2
Diode Cap. Non-repetitive
peak reverse
C
d
(pF)
current
@
I
ZSM
(A)
f = 1MHz;
V
R
= 0V @ t
p
= 100 s
Max.
250
215
170
150
120
110
110
105
105
100
90
80
70
60
55
50
50
45
45
45
40
40
40
40
35
35
35
Max.
6.0
6.0
4.0
4.0
3.0
3.0
2.5
2.5
2.5
2.0
1.5
1.5
1.5
1.25
1.25
1.0
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.3
0.25
0.2
Marking
2%
E1
E2
E3
E4
E5
E6
E7
E8
E9
E0
EA
EB
EC
ED
EE
EF
EG
EH
EK
EL
EM
EN
EP
ER
ES
ET
EU
5%
H1
H2
H3
H4
H5
H6
H7
H8
H9
H0
HA
HB
HC
HD
HE
HF
HG
HH
HK
HL
HM
HN
HP
HR
HS
HT
HU
6V2
6V8
7V5
8V2
9V1
10
11
12
13
15
16
18
20
22
24
27
30
33
36
39
43
47
51
56
62
68
75
6.08
6.66
7.35
8.04
8.92
9.80
10.78
11.76
12.74
14.70
15.68
17.64
19.60
21.56
23.52
26.46
29.40
32.34
35.28
38.22
42.14
46.06
49.98
54.88
60.76
66.64
73.50
2
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