CYStech Electronics Corp.
150mW SOD-523 Zener Voltage Regulators
Spec. No. : C326C2-C
Issued Date : 2011.12.12
Revised Date :
Page No. : 1/6
ZD5221BC2 thru ZD5260BC2
Description
The ZD5221BC2 series zener diodes are packaged in a SOD-523 surface mount package that has a power dissipation
of 200mW. They are designed to provide voltage regulation protection and are especially attractive in situations
where space is at a premium. They are well suited for applications such as cellular phones, hand held portables, and
high density PC boards.
Features
•
Standard zener breakdown voltage range : 2.4V to 43V
•
Steady state power rating of 200mW..
•
Small body outline dimensions
•
Low body height : 0.031 inches (0.77mm) max.
Mechanical Data
•
Case : SOD-523 , molded plastic
•
Terminals : Solderable per MIL-STD-750 method 2026
•
Polarity : Cathode indicated by polarity band.
•
Flammability rating : UL94 V-0
•
Mounting position : Any
Symbol
Outline
ZD5221BC2 series
CYStek Product Specification
CYStech Electronics Corp.
Absolute Maximum Ratings
(Ta=25℃, unless otherwise specified)
Spec. No. : C326C2-C
Issued Date : 2011.12.12
Revised Date :
Page No. : 2/6
•
Maximum Temperatures
Storage Temperature Tstg.................................................................................................... -65~+150
°C
Junction Temperature Tj………………………………………………………………….. -65~ +150
°C
•
Maximum Power Dissipation
Total Power Dissipation Ptot
(Note 1)
........................................................................................ 200 mW
•
Thermal Resistance, Junction to Ambient Air R
θJA
……………………………………….…….625℃/W
Note 1: Parts mounted on ceramic board with area of 25mm².
Electrical Characteristics
(T
A
=25℃ unless otherwise noted, V
F
=0.9V Max @I
F
=10mA for all types.)
Symbol
V
Z
I
ZT
Z
ZT
I
ZK
Z
ZK
I
R
V
R
Reverse current
Maximum zener impedance @ I
ZT
Reverse current
Maximum zener impedance @ I
ZK
Reverse leakage current @ V
R
Reverse voltage
Parameter
Reverse zener voltage @ I
ZT
ZD5221BC2 series
CYStek Product Specification
CYStech Electronics Corp.
Electrical Characteristic
(Ta=25℃, unless otherwise noted)
Device
ZD5221B
ZD5223B
ZD5225B
ZD5226B
ZD5227B
ZD5228B
ZD5229B
ZD5230B
ZD5231B
ZD5232B
ZD5233B
ZD5234B
ZD5235B
ZD5236B
ZD5237B
ZD5238B
ZD5239B
ZD5240B
ZD5241B
ZD5242B
ZD5243B
ZD5245B
ZD5246B
ZD5248B
ZD5250B
ZD5251B
ZD5252B
ZD5254B
ZD5255B
ZD5256B
ZD5257B
ZD5258B
ZD5259B
ZD5260B
Type
Code
C1
C3
C5
G1
G2
G3
G4
G5
E1
E2
E3
E4
E5
F1
F2
F3
F4
F5
H1
H2
H3
H5
J1
J3
J5
K1
K2
K4
K5
M1
M2
M3
M4
M5
Nom. Zener Voltage
V
Z
@I
ZT
Nom. Min. Max. I
ZT
(V)
(V)
(V) (mA)
2.4
2.28 2.52 20
2.7
2.57 2.84 20
3.0
2.85 3.15 20
3.3
3.14 3.47 20
3.6
3.42 3.78 20
3.9
3.71 4.10 20
4.3
4.09 4.52 20
4.7
4.47 4.94 20
5.1
4.85 5.36 20
5.6
5.32 5.88 20
6.0
5.70 6.30 20
6.2
5.89 6.51 20
6.8
6.46 7.14 20
7.5
7.13 7.88 20
8.2
7.79 8.61 20
8.7
8.27 9.14 20
9.1
8.65 9.56 20
10
9.5 10.5 20
11
10.45 11.55 20
12
11.4 12.6 20
13
12.35 13.65 9.5
15
14.25 15.75 8.5
16
15.2 16.8 7.8
18
17.1 18.9 7.0
20
19
21
6.2
22
20.9 23.1 5.6
24
22.8 25.2 5.2
27
25.65 28.35 5.0
28
26.6 29.4 4.5
30
28.5 31.5 4.2
33
31.35 34.65 3.8
36
34.2 37.8 3.4
39
37.05 40.95 3.2
43
40.85 45.15 3
Spec. No. : C326C2-C
Issued Date : 2011.12.12
Revised Date :
Page No. : 3/6
Max. Zener Impedance
Max. Zener Max. Reverse
Current
Leakage Current
Z
ZT@
I
ZT
Z
ZK@
I
ZK
Z
ZT
I
ZT
Z
ZK
I
ZK
I
ZM
@Ta
I
R
V
R
(Ω) (mA) (Ω) (mA)
(mA)
(μA)
(V)
30
20 1200 0.25
188
100
1.0
1.0
30
20 1300 0.25
167
75
1.0
30
20 1600 0.25
150
50
1.0
28
20 1600 0.25
138
25
1.0
24
20 1700 0.25
126
15
1.0
23
20 1900 0.25
115
10
1.0
22
20 2000 0.25
106
5.0
2.0
5.0
19
20 1900 0.25
97
2.0
5.0
17
20 1600 0.25
89
5.0
11
20 1600 0.25
81
3.0
5.0
7.0
20 1600 0.25
76
3.5
5.0
7.0
20 1000 0.25
73
4.0
5.0
20
750
0.25
67
3.0
5.0
3.0
6.0
20
500
0.25
61
6.0
3.0
8.0
20
500
0.25
55
6.5
3.0
8.0
20
600
0.25
55
6.5
3.0
10
20
600
0.25
50
7.0
0.25
3.0
600
45
17
20
8.0
0.25
2.0
600
41
22
20
8.4
0.25
600
38
1.0
9.1
30
20
0.25
600
35
0.5
9.9
13
9.5
0.25
600
30
0.1
11
16
8.5
0.25
600
28
0.1
12
17
7.8
0.25
600
25
0.1
14
21
7.0
0.25
0.1
600
23
25
6.2
15
0.25
0.1
600
21
29
5.6
17
0.25
0.1
600
19.1
33
5.2
18
0.25
0.1
600
16.8
41
5.0
21
0.25
0.1
600
16.2
44
4.5
21
0.25
0.1
600
15.1
49
4.2
23
0.25
0.1
700
13.8
58
3.8
25
0.25
0.1
700
12.6
70
3.4
27
0.25
0.1
800
11.6
80
3.2
30
900
0.25
0.1
93
3
10.6
33
Note 2: Zener voltage is measured with a pulse test current I
Z
at an ambient temperature of 25℃.
ZD5221BC2 series
CYStek Product Specification
CYStech Electronics Corp.
Reel Dimension
Spec. No. : C326C2-C
Issued Date : 2011.12.12
Revised Date :
Page No. : 4/6
Carrier Tape Dimension
ZD5221BC2 series
CYStek Product Specification
CYStech Electronics Corp.
Recommended wave soldering condition
Product
Pb-free devices
Peak Temperature
260 +0/-5
°C
Spec. No. : C326C2-C
Issued Date : 2011.12.12
Revised Date :
Page No. : 5/6
Soldering Time
5 +1/-1 seconds
Recommended temperature profile for IR reflow
Profile feature
Average ramp-up rate
(Tsmax to Tp)
Preheat
−Temperature
Min(T
S
min)
−Temperature
Max(T
S
max)
−Time(ts
min
to ts
max
)
Time maintained above:
−Temperature
(T
L
)
−
Time (t
L
)
Peak Temperature(T
P
)
Time within 5°C of actual peak
temperature(tp)
Ramp down rate
Time 25
°C
to peak temperature
Sn-Pb eutectic Assembly
3°C/second max.
100°C
150°C
60-120 seconds
183°C
60-150 seconds
240 +0/-5
°C
10-30 seconds
6°C/second max.
6 minutes max.
Pb-free Assembly
3°C/second max.
150°C
200°C
60-180 seconds
217°C
60-150 seconds
260 +0/-5
°C
20-40 seconds
6°C/second max.
8 minutes max.
Note : All temperatures refer to topside of the package, measured on the package body surface.
ZD5221BC2 series
CYStek Product Specification
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