CYStech Electronics Corp.
Zener Diode Series
Spec. No. : C326S2
Issued Date : 2003.06.30
Revised Date :
Page No. : 1/13
ZD52XXBS2
Description
The ZD52XXBS2 series covers zener voltage range from 2.4V to 33V, and is encapsulated in SOD-323 package,
very suitable for low cost, low power voltage regulation application.
Mechanical Data
•
Case: Molded Plastic, JEDEC SOD-323.
•
Terminals: Solder plated, solderable per MIL-STD-750 Method 2026
•
Polarity: Indicated by cathode band.
•
Mounting Position : Any.
•
Weight: 0.0045 gram, 0.000159 ounce
Symbol
Outline
SOD-323
Absolute Maximum Ratings
(Ta=25℃, unless otherwise specified)
•
Maximum Temperatures
Storage Temperature Tstg ................................................................................................... -55~+150
°C
Junction Temperature Tj ............................................................................................................. +150
°C
•
Maximum Power Dissipation
Total Power Dissipation Ptot
(Note)
........................................................................................... 200 mW
Derate above 25℃ ……………………………………………………………………….. 1.57mW/℃
•
Thermal Resistance, Junction to Ambient Air R
θJA
……………………………………….…….625℃/W
Note : Parts mounted on FR-5 board with minimum pad.
ZD52XXBS2 series
CYStek Product Specification
CYStech Electronics Corp.
Electrical Characteristic
(V
F
=0.9V Max @I
F
=10mA for all types.)
Device
ZD5221B
ZD5222B
ZD5223B
ZD5225B
ZD5226B
ZD5227B
ZD5228B
ZD5229B
ZD5230B
ZD5231B
ZD5232B
ZD5233B
ZD5234B
ZD5235B
ZD5236B
ZD5237B
ZD5238B
ZD5239B
ZD5240B
ZD5241B
ZD5242B
ZD5243B
ZD5244B
ZD5245B
ZD5246B
ZD5247B
ZD5248B
ZD5249B
ZD5250B
ZD5251B
ZD5252B
ZD5253B
ZD5254B
ZD5255B
ZD5256B
ZD5257B
Marking
Code
21
22
23
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
Test
Current
I
ZT
(mA)
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
9.5
9.0
8.5
7.8
7.4
7.0
6.6
6.2
5.6
5.2
5.0
4.6
4.5
4.2
3.8
Zener
Voltage
V
Z
(V)
2.4
±5%
2.5
±5%
2.7
±5%
3.0
±5%
3.3
±5%
3.6
±5%
3.9
±5%
4.3
±5%
4.7
±5%
5.1
±5%
5.6
±5%
6.0
±5%
6.2
±5%
6.8
±5%
7.5
±5%
8.2
±5%
8.7
±5%
9.1
±5%
10
±5%
11
±5%
12
±5%
13
±5%
14
±5%
15
±5%
16
±5%
17
±5%
18
±5%
19
±5%
20
±5%
22
±5%
24
±5%
25
±5%
27
±5%
28
±5%
30
±5%
33
±5%
Z
ZK
I
Z
=0.25mA
(Ω,Max)
1200
1250
1300
1600
1600
1700
1900
2000
1900
1600
1600
1600
1000
750
500
500
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
600
700
Z
ZT
I
Z
=I
ZT
(Ω,Max)
30
30
30
29
28
24
23
22
19
17
11
7.0
7.0
5.0
6.0
8.0
8.0
10
17
22
30
13
15
16
17
19
21
23
25
29
33
35
41
44
49
58
Spec. No. : C326S2
Issued Date : 2003.06.30
Revised Date :
Page No. : 2/13
Max. Reverse
Current
I
R
(uA) @V
R
(V)
100
1.0
100
1.0
75
1.0
50
1.0
25
1.0
15
1.0
10
1.0
5.0
1.0
5.0
2.0
5.0
2.0
5.0
3.0
5.0
3.5
5.0
4.0
3.0
5.0
3.0
6.0
3.0
6.5
3.0
6.5
3.0
7.0
3.0
8.0
2.0
8.4
1.0
9.1
0.5
9.9
0.1
10
0.1
11
0.1
12
0.1
13
0.1
14
0.1
14
0.1
15
0.1
17
0.1
18
0.1
19
0.1
21
0.1
21
0.1
23
0.1
25
ZD52XXBS2 series
CYStek Product Specification
CYStech Electronics Corp.
Characteristic Curves
ZD5221B Forward Current vs Forward Voltage
300
100
Spec. No. : C326S2
Issued Date : 2003.06.30
Revised Date :
Page No. : 3/13
ZD5221B Reverse Current vs Reverse Voltage
250
Forward Current (mA)
Reverse Current (mA)
80
200
60
150
40
100
50
20
0
0
200
400
600
Forward Voltage (mV)
800
100
0
0
500
1000
1500
2000
2500
Reverse Voltage (mV)
3000
3500
ZD5222B Forward Current vs Forward Voltage
300
100
ZD5222B Reverse Current vs Reverse Voltage
250
Forward Current (mA)
Reverse Current (mA)
80
200
60
150
40
100
50
20
0
0
200
400
600
Forward Voltage (mV)
800
1000
0
0
500
1000
1500
2000
2500
Reverse Voltage (mV)
3000
3500
ZD5226B Forward Current vs Forward Voltage
350
300
80
Forward Current (mA)
250
200
150
100
20
50
0
0
200
400
600
800
Forward Voltage (mV)
1000
1200
0
0
Reverse Current (mA)
100
ZD5226B Reverse Current vs Reverse Voltage
60
40
1000
2000
3000
4000
Reverse Voltage (mV)
5000
6000
ZD52XXBS2 series
CYStek Product Specification
CYStech Electronics Corp.
ZD5228B Forward Current vs Forward Voltage
350
300
80
Forward Current (mA)
250
200
150
100
20
50
0
0
200
400
600
800
Forward Voltage (mV)
1000
1200
0
0
1000
Reverse Current (mA)
100
Spec. No. : C326S2
Issued Date : 2003.06.30
Revised Date :
Page No. : 4/13
ZD5228B Reverse Current vs Reverse Voltage
60
40
2000
3000
Reverse Voltage (mV)
4000
5000
ZD5229B Forward Current vs Forward Voltage
300
100
ZD5229B Reverse Current vs Reverse Voltage
250
Forward Current (mA)
Reverse Current (mA)
80
200
60
150
40
100
50
20
0
0
200
400
600
Forward Voltage (mV)
800
1000
0
0
1000
2000
3000
Reverse Voltage (mV)
4000
5000
ZD5230B Forward Current vs Forward Voltage
300
100
ZD5230B Reverse Current vs Reverse Voltage
250
Forward Current (mA)
Reverse Current (mA)
80
200
60
150
40
100
20
50
0
0
200
400
600
Forward Voltage (mV)
800
1000
0
1000
2000
3000
Reverse Voltage (mV)
4000
5000
0
ZD52XXBS2 series
CYStek Product Specification
CYStech Electronics Corp.
ZD5231B Forward Current vs Forward Voltage
300
100
Spec. No. : C326S2
Issued Date : 2003.06.30
Revised Date :
Page No. : 5/13
ZD5231B Reverse Current vs Reverse Voltage
250
Forward Current (mA)
Reverse Current (mA)
0
200
400
600
800
Forward Voltage (mV)
1000
1200
80
200
60
150
40
100
50
20
0
1000
0
1000
2000
3000
4000
Reverse Voltage (mV)
5000
6000
ZD5232B Forward Current vs Forward Voltage
300
100
ZD5232B Reverse Current vs Reverse Voltage
250
Forward Current (mA)
Reverse Current (mA)
0
200
400
600
800
Forward Voltage (mV)
1000
1200
80
200
60
150
40
100
50
20
0
0
1000
2000
3000
4000
Reverse Voltage(mV)
Z
5000
6000
ZD5233B Forward Current vs Forward Voltage
300
100
ZD5233B Reverse Current vs Reverse Voltage
250
Forward Current (mA)
Reverse Current (mA)
80
200
60
150
40
100
50
20
0
0
200
400
600
800
Forward Voltage (mV)
1000
1200
0
2000
3000
4000
5000
Reverse Voltage (mV)
6000
7000
ZD52XXBS2 series
CYStek Product Specification
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