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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 RJA.....................................................625/W
Note : Parts mounted on FR-5 board with minimum pad.
ZD52XXBS2 series
CYStek Product Specification
CYStech Electronics Corp.
Electrical Characteristic (VF=0.9V Max @IF=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 IZT(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 VZ(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% ZZK IZ=0.25mA (,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 ZZT IZ=IZT (,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 IR(uA) @VR(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
CYStech Electronics Corp.
ZD5234B Forward Current vs Forward Voltage 300 100
Spec. No. : C326S2 Issued Date : 2003.06.30 Revised Date : Page No. : 6/13
ZD5234B 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
ZD5235B Forward Current vs Forward Voltage 300 100
ZD5235B Reverse Current vs Reverse Voltage
250
80 Reverse Current (mA)
Forward Current (mA)
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
ZD5236B Forward Current vs Forward Voltage 300 100
ZD5236B Reverse Current vs Reverse Voltage
250
80 Reverse Current (mA)
200 Forward Current (mA)
60
150
40
100
50
20
0 0 200 400 600 800 Forward Voltage (mV) 1000 1200
0 3000
4000
5000 6000 Reverse Voltage (mV)
7000
8000
ZD52XXBS2 series
CYStek Product Specification
CYStech Electronics Corp.
ZD5237B Forward Current vs Forward Voltage 300 300
Spec. No. : C326S2 Issued Date : 2003.06.30 Revised Date : Page No. : 7/13
ZD5237B Reverse Current vs Reverse Voltage
250
250
Forward Current (mA)
Reverse Current (mA)
200
200
150
150
100
100
50
50
0 0 200 400 600 Forward Voltage (mV) 800 1000
0 4000
5000
6000 7000 Reverse Voltage (mV)
8000
9000
ZD5239B Forward Current vs Forward Voltage 300 100
ZD5239B Reverse Current vs Reverse Voltage
250 200 Reverse Current (mA) 0 200 400 600 800 Forward Voltage (mV) 1000 1200
80
Forward Current (mA)
60
150
100
40
50
20
0
0 4000
5000
6000 7000 8000 Reverse Voltage (mV)
9000
10000
ZD5240B Forward Current vs Forward Voltage 300 100
ZD5240B 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 5000
6000
7000 8000 Reverse Voltage (mV)
9000
10000
ZD52XXBS2 series
CYStek Product Specification
CYStech Electronics Corp.
ZD5241B Forward Current vs Forward Voltage 300 100
Spec. No. : C326S2 Issued Date : 2003.06.30 Revised Date : Page No. : 8/13
ZD5241B 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 6000
7000
8000 9000 Revese Voltage (mV)
10000
11000
ZD5242B Forward Current vs Forward Voltage 300 300
ZD5242B Reverse Current vs Reverse Voltage
250 Forward Current (mA) Reverse Current (mA) 0 200 400 600 800 Forward Voltage (mV) 1000 1200 ZD5243B Forward Current vs Forward Voltage 300
250
200
200
150
150
100
100
50
50
0
0 11500 11600 11700 11800 11900 12000 12100 12200 12300 Reverse Voltage (mV)
ZD5243B Reverse Current vs Reverse Voltage 300
250 Forward Current (mA) Reverse Current (mA)
250
200
200
150
150
100
100
50
50
0 0 200 400 600 800 Forward Voltage (mV) 1000 1200
0 8000 9000 10000 11000 12000 Reverse Voltage (mV) 13000 14000
ZD52XXBS2 series
CYStek Product Specification
CYStech Electronics Corp.
ZD5245B Forward Current vs Forward Voltage 300
300
Spec. No. : C326S2 Issued Date : 2003.06.30 Revised Date : Page No. : 9/13
ZD5245B Reverse Current vs Reverse Voltage
250 Forward Current (mA)
Reverse Current (mA)
250
200
200
150
150
100
100
50
50
0 0 200 400 600 800 Forward Voltage (mV) 1000 1200
0 11000
12000
13000 14000 Reverse Voltage (mV)
15000
16000
ZD5246B Forward Current vs Forward Voltage 300 100
ZD5246B 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 11000
12000
13000 14000 Reverse Voltage (mV)
15000
16000
ZD5247B Forward Current vs Forward Voltage 300 100
ZD5247B Reverse Current vs Reverse Voltage
250 Reverse Current (mA) Forward Current (mA)
80
200
60
150
40
100
50
20
0 0 200 400 600 800 Forward Voltage (mV) 1000 1200
0 13000
14000
15000 16000 Reverse Voltage (mV)
17000
18000
ZD52XXBS2 series
CYStek Product Specification
CYStech Electronics Corp.
ZD5248B Forward Current vs Forward Voltage 350 300 80 Forward Current (mA) Reverse Current (mA) 250 200 150 100 50 0 0 200 400 600 800 Forward Voltage (mV) 1000 1200 0 13000 100
Spec. No. : C326S2 Issued Date : 2003.06.30 Revised Date : Page No. : 10/13
ZD5248B Reverse Current vs Reverse Voltage
60
40
20
14000
15000 16000 Reverse Voltage (mV)
17000
18000
ZD5250B Forward Current vs Forward Voltage 300 100
ZD5250B 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 16000
17000
18000 19000 Reverse Voltage (mV)
20000
21000
ZD5251B Forward Current vs Forward Voltage 300 300
ZD5251B Reverse Current vs Reverse Voltage
250 Forward Current (mA) Reverse Current (mA)
250
200
200
150
150
100
100
50
50
0 0 200 400 600 800 Forward Voltage (mV) 1000 1200
0 21000
21500
22000 22500 23000 Reverse Voltage (mV)
23500
24000
ZD52XXBS2 series
CYStek Product Specification
CYStech Electronics Corp.
ZD5252B Forward Current vs Forward Voltage 300 350 300 Reverse Current (mA) 250 200 150 100 50
Spec. No. : C326S2 Issued Date : 2003.06.30 Revised Date : Page No. : 11/13
ZD5252B Reverse Current vs Reverse Voltage
250 Forward Current (mA)
200
150
100
50
0 0 200 400 600 800 Forward Voltage (mV) 1000 1200
0 23500 24000 24500 25000 25500 26000 26500 27000 27500 Reverse Voltage (mV)
ZD5254B Forward Current vs Forward Voltage 350 300 Forward Current (mA) Reverse Current (mA) 250 200 150 100 50 0 0 200 400 600 800 Foward Voltage (mV) 1000 1200 350 300 250 200 150 100 50 0 25000
ZD5254B Reverse Current vs Reverse Voltage
26000
27000 28000 29000 Reverse Voltage (mV)
30000
31000
ZD5256B Forward Current vs Forward Voltage 300 300
ZD5256B Reverse Current vs Reverse Voltage
250 Forward Current (mA) Reverse Current (mA) 0 200 400 600 800 Forward Voltage (mV) 1000 1200
250
200
200
150
150
100
100
50
50
0
0 30000
31000
32000 33000 34000 Reverse Voltage (mV)
35000
36000
ZD52XXBS2 series
CYStek Product Specification
CYStech Electronics Corp.
ZD5257B Forward Current vs Forward Voltage 300 350 300 Reverse Current (mA) 250 200 150 100 50 50 0 31000
Spec. No. : C326S2 Issued Date : 2003.06.30 Revised Date : Page No. : 12/13
ZD5257B Reverse Current vs Reverse Voltage
250 Forward Current (mA)
200
150
100
0 0 200 400 600 800 Forward Voltage (mV) 1000 1200
32000
33000 34000 35000 Reverse Voltage (mV)
36000
37000
ZD52XXBS2 series
CYStek Product Specification
CYStech Electronics Corp.
SOD-323 Dimension
K A
1 2
Spec. No. : C326S2 Issued Date : 2003.06.30 Revised Date : Page No. : 13/13
Marking:
XX 5H
B D
Style: Pin 1.Cathode 2.Anode 2-Lead SOD-323 Plastic Surface Mounted Package CYStek Package Code: S2
H
J
E
C
*: Typical
DIM A B C D
Inches Min. Max. 0.0630 0.0709 0.0453 0.0531 0.0315 0.0394 0.0098 0.0157
Millimeters Min. Max. 1.60 1.80 1.15 1.35 0.80 1.00 0.25 0.40
DIM E H J K
Inches Min. Max. 0.0060 0.0000 0.0040 0.0035 0.0070 0.0906 0.1063
Millimeters Min. Max. 0.15 0.00 0.10 0.089 0.177 2.30 2.70
Notes: 1.Controlling dimension : millimeters.
2.Lead thickness specified per L/F drawing with solder plating. 3.If there is any question with packing specification or packing method, please contact your local CYStek sales office.
Material:
* Lead: 42 Alloy ; solder plating * Mold Compound: Epoxy resin family, flammability solid burning class: UL94V-0
Important Notice:
* All rights are reserved. Reproduction in whole or in part is prohibited without the prior written approval of CYStek. * CYStek reserves the right to make changes to its products without notice. * CYStek semiconductor products are not warranted to be suitable for use in Life-Support Applications, or systems. * CYStek assumes no liability for any consequence of customer product design, infringement of patents, or application assistance.
ZD52XXBS2 series
CYStek Product Specification

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