BZX585B2V4 thru BZX585B51
Taiwan Semiconductor
Small Signal Product
Zener Diode, 2% Tolerance
FEATURES
- Surface Mounted Device
- Zener voltage range from 2.4V-51V
- Power dissipation 200mW
- Standard Part No. with suffix "M" means
Commercial Grade
MECHANICAL DATA
- Case: SOD-523F package
- Moisture sensitivity level (MSL): 1
- Pb free and RoHS compliant
- High temperature soldering guaranteed: 260
o
C/10s
- Weight: 1.36mg approx.
SOD-523F
APPLICATION
- Voltage rectifcation
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
(T
A
=25℃ unless otherwise noted)
PARAMETER
Power Dissipation
Thermal Resistance (Junction to Ambient)
Junction Temperature
Storage Temperature
SYMBOL
P
D
R
θJA
T
J
T
STG
VALUE
200
680
150
- 65 to +150
UNIT
mW
o
C/W
o
C
o
C
Document Number: DS_S1408002
Version: A14
BZX585B2V4 thru BZX585B51
Taiwan Semiconductor
Small Signal Product
ELECTRICAL CHARACTERISTICS
(T
A
=25
o
C unless otherwise noted)
Maximum
Zener
Impedance
I
ZT
(mA)
Max
2.45
2.75
3.06
3.37
3.67
3.98
4.39
4.79
5.20
5.71
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
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
2
2
2
2
2
2
2
2
Z
ZT
@ I
ZT
(Ω)
100
100
100
95
90
90
90
80
60
40
10
15
15
15
15
20
20
25
30
30
40
45
55
55
70
80
80
80
90
130
150
170
180
Z
ZK
@ I
ZK
(Ω)
564
564
564
564
564
564
564
470
451
376
141
75
75
75
94
141
141
141
160
188
188
212
212
235
235
282
282
306
329
329
353
353
376
(mA)
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
1.0
1.0
1.0
1.0
1.0
1.0
0.5
0.5
0.5
0.5
0.5
0.5
0.5
0.5
45
18
9
4.5
4.5
2.7
2.7
2.7
1.8
0.9
2.7
1.8
0.9
0.63
0.45
0.18
0.09
0.09
0.09
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
0.045
1
1
1
1
1
1
1
2
2
2
4
4
5
5
6
7
8
8
8
10.5
11.2
12.6
14.0
15.4
16.8
18.9
21.0
23.0
25.2
27.3
30.1
33.0
35.7
Maximum
Reverse
Currrent
I
R
(μA)
V
R
(V)
Typical
Temperature
Coefficent
Tc @ I
ZT
(mV/
o
C)
Min
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-3.5
-2.7
-2
0.4
1.2
2.5
3.2
3.8
4.5
5.4
6.0
7.0
9.2
10.4
12.4
14.4
16.4
18.4
21.4
24.4
27.4
30.4
33.4
10.0
10.0
10.0
Max
0.0
0.0
0.0
0.0
0.0
0.0
0.0
0.0
1.2
2.5
3.7
4.5
5.3
6.2
7.0
8.0
9.0
10.0
11.0
13.0
14.0
16.0
18.0
20.0
22.0
25.3
29.4
33.4
37.4
41.2
12.0
12.0
12.0
Zener Voltage Range
Part
Number
Marking
V
Z
@ I
ZT
(V)
Nom
BZX585B2V4
BZX585B2V7
BZX585B3V0
BZX585B3V3
BZX585B3V6
BZX585B3V9
BZX585B4V3
BZX585B4V7
BZX585B5V1
BZX585B5V6
BZX585B6V2
BZX585B6V8
BZX585B7V5
BZX585B8V2
BZX585B9V1
BZX585B10
BZX585B11
BZX585B12
BZX585B13
BZX585B15
BZX585B16
BZX585B18
BZX585B20
BZX585B22
BZX585B24
BZX585B27
BZX585B30
BZX585B33
BZX585B36
BZX585B39
BZX585B43
BZX585B47
BZX585B51
05
15
25
35
45
55
65
75
85
95
A5
B5
C5
D5
E5
F5
G5
H5
J5
K5
L5
M5
N5
P5
R5
S5
T5
U5
V5
X5
Y5
Z5
-5
2.4
2.7
3.0
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
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
Min
2.35
2.65
2.94
3.23
3.53
3.82
4.21
4.61
5.00
5.49
6.08
6.66
7.35
8.04
8.92
9.80
10.78
11.60
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
Test
Current
I
ZT
mA
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
2
2
2
2
2
5
5
5
Document Number: DS_S1408002
Version: A14
BZX585B2V4 thru BZX585B51
Taiwan Semiconductor
Small Signal Product
RATINGS AND CHARACTERISTICS CURVES
(T
A
=25
o
C unless otherwise noted)
Fig. 2 Effect of Zener voltage on Zener impedance
1000
100
Iz=1mA
100
Dynamic impedance
(uA)
Reverse Current
(Ω)
10
100
Fig.1 Typical forward characteristics
1000
Fig. 2 Reverse Current vs Reverse Voltage
T
J
=25
o
C
Iz
(AC)
=0.1Iz
(DC)
F=1kHz
Forward Current (mA)
5mA
1
Ta=25°C
150°C
10
75°C
5°C
1
0.4
0.5
0.6
0.7
0.8
0.9
1
1.1
1.2
Forward Voltage (V)
25°C
20mA
10
0.1
1
0.01
1
0
20
40
10
60
80
100
100
120
Normal
Volatge (V)
Reverse
Zener voltage (V)
Fig.3 Power dissipation vs. ambient temp.
250
1000
Fig. 4 Typical capacitance
0V BIAS
Power dissipation (mW)
200
Capacitance (pF)
100
BIAS at
50% of Vz NOM
10
1V BIAS
T
J
=25
o
C
150
100
50
0
0
25
50
75
100
125
150
1
1
10
Norminal Zener voltage (V)
100
Ambient temperature (
o
C)
Fig.5 Zener breakdown characteristics
100
25°C
10
Zener current (mA)
Zener current (mA)
10
100
Fig.6 Zener breakdown characteristics
25°C
1
1
0.1
0.1
0.01
0
2
4
6
8
10
12
0.01
10
30
50
70
Zener voltage (V)
Zener voltage (V)
Document Number: DS_S1408002
Version: A14
BZX585B2V4 thru BZX585B51
Taiwan Semiconductor
Small Signal Product
ORDERING INFORMATION
PART NO.
BZX585Bxxx
(Note1)
PART NO.
SUFFIX
(Note 2)
M
-xx
PACKING CODE
PACKING CODE
SUFFIX
RS
G
SOD-523F
8,000 / 7" Reel
PACKAGE
PACKING
Note 1: "xxx" defines voltage from 2.4V (BZX585B2V4) to 51V (BZX585B51)
Note 2: “M“ could be multiple manufacturer sources available and Part No. Suffix „-xx “ would be used for special requirement
EXAMPLE
PREFERRED P/N
PART NO.
PART NO.
SUFFIX
BZX585B51MRSG
BZX585B51
M
RS
PACKING CODE
PACKING CODE
SUFFIX
G
Multiple manufacturer
sources,
Green compound
Defined manufacturer
source,
Green compound
DESCRIPTION
BZX585B51-D0 RSG BZX585B51
-D0
RS
G
Document Number: DS_S1408002
Version: A14
BZX585B2V4 thru BZX585B51
Taiwan Semiconductor
Small Signal Product
PACKAGE OUTLINE DIMENSIONS
SOD-523F
DIM.
A
B
C
D
E
F
Unit (mm)
Min
0.70
1.50
0.25
1.10
0.50
0.07
Max
0.90
1.70
0.40
1.30
0.77
0.20
Unit (inch)
Min
0.028
0.059
0.010
0.043
0.020
0.003
Max
0.035
0.067
0.016
0.051
0.030
0.008
SUGGESTED PAD LAYOUT
DIM.
X
X1
Y
Unit (mm)
0.4
1.4
0.4
Unit (inch)
0.016
0.055
0.016
Document Number: DS_S1408002
Version: A14
Microcontroller MCU
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