®
ZMM5221B – ZMM5266B
500mW SURFACE MOUNT ZENER DIODE
WON-TOP ELECTRONICS
Pb
Features
Planar Die Construction
500mW Power Dissipation
2.4V – 68V Nominal Zener Voltage
5% Standard Vz Tolerance
Ideally Suited for Automated Assembly
For Use in Voltage Stabilizer or Reference
A
B
C
Mechanical Data
Case: MiniMELF, Molded Glass
Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
Polarity: Cathode Band
Weight: 0.03 grams
Marking: Cathode Band Only
Lead Free: For RoHS / Lead Free Version,
Add “-LF” Suffix to Part Number, See Page 5
Dim
A
B
C
MiniMELF
Min
3.30
1.30
0.28
Max
3.70
1.60
0.50
All Dimensions in mm
Maximum Ratings
@T
A
=25°C unless otherwise specified
Characteristic
Peak Pulse Power Dissipation at T
A
= 25°C (Note 1)
Forward Voltage @ I
F
= 200mA
Thermal Resistance Junction to Ambient (Note 1)
Operating and Storage Temperature Range
Symbol
P
D
V
F
R
θJA
T
J
, T
STG
Value
500
1.1
0.3
-55 to +175
Unit
mW
V
°C/mW
°C
Note: 1. Mounted on ceramic substrate with minimum recommended pad layout.
© Won-Top Electronics Co., Ltd.
Revision: September, 2012
www.wontop.com
1
®
ZMM5221B – ZMM5266B
WON-TOP ELECTRONICS
0.5
Mounted on FR-4 PCB with
Minimum Recommended
Pad Layout
40
T
J
= 25°C
2V4
2V7
3V0
3V3
3V6
3V9
4V3
4V7
5V1
5V6 6V8
6V2
7V5
8V2
9V1
P
D
, POWER DISSIPATION (W)
I
Z
, ZENER CURRENT (mA)
0.4
30
0.3
20
0.2
10
0.1
0
0
35
70
105
140
175
T
A
, AMBIENT TEMPERATURE (°C)
Fig. 1 Power Derating Curve
210
0
0
1
3
4
5
6
7
8
9
V
Z
, ZENER VOLTAGE (V)
Fig. 2 Zener Breakdown Characteristics
2
10
25
Test Current I
Z
10
12
15
18
T
J
= 25°C
10
39
47
43
51
56
62
68
T
J
= 25°C
I
Z
, ZENER CURRENT (mA)
15
22
27
I
Z
, ZENER CURRENT (mA)
20
8
6
10
36
Test Current I
Z
33
4
Test Current I
Z
5
2
0
0
5
15 20 25 30 35 40 45
V
Z
, ZENER VOLTAGE (V)
Fig. 3 Zener Breakdown Characteristics
10
50
0
0
10
30 40 50 60 70 80 90 100
V
Z
, ZENER VOLTAGE (V)
Fig. 4 Zener Breakdown Characteristics
20
I
F
, INSTANTANEOUS FORWARD CURRENT (mA)
1000
C
J
, JUNCTION CAPACITANCE (pF)
1000
T
J
= 25°C
f = 1MHz
100
@ 0V Bias
T
J
= 100°C
100
@ 1V Bias
10
T
J
= 25°C
1
0
0.2
1.0
0.4
0.6
0.8
V
F
, INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 5 Typical Forward Characteristics
10
10
100
V
Z
, NOMINAL ZENER VOLTAGE (V)
Fig. 6 Junction Capacitance vs. Nominal Zener Voltage
© Won-Top Electronics Co., Ltd.
Revision: September, 2012
1
www.wontop.com
2
Test Current I
Z
Test Current I
Z
®
ZMM5221B – ZMM5266B
WON-TOP ELECTRONICS
Electrical Characteristics (@T
A
=25°C unless otherwise specified) Table 1
Zener Voltage Range
Type
Number
(Note 1)
Nom (V)
ZMM5221B
ZMM5222B
ZMM5223B
ZMM5225B
ZMM5226B
ZMM5227B
ZMM5228B
ZMM5229B
ZMM5230B
ZMM5231B
ZMM5232B
ZMM5233B
ZMM5234B
ZMM5235B
ZMM5236B
ZMM5237B
ZMM5238B
ZMM5239B
ZMM5240B
ZMM5241B
ZMM5242B
ZMM5243B
ZMM5245B
ZMM5246B
ZMM5248B
ZMM5250B
ZMM5251B
ZMM5252B
ZMM5254B
ZMM5255B
ZMM5256B
ZMM5257B
ZMM5258B
ZMM5259B
ZMM5260B
ZMM5261B
ZMM5262B
ZMM5263B
ZMM5264B
ZMM5265B
ZMM5266B
2.4
2.5
2.7
3.0
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.0
6.2
6.8
7.5
8.2
8.7
9.1
10
11
12
13
15
16
18
20
22
24
27
28
30
33
36
39
43
47
51
56
60
62
68
V
Z
@ I
ZT
Min (V)
2.28
2.38
2.57
2.85
3.14
3.42
3.71
4.09
4.47
4.85
5.32
5.70
5.89
6.46
7.13
7.79
8.27
8.65
9.50
10.45
11.40
12.35
14.25
15.20
17.10
19.00
20.90
22.80
25.65
26.60
28.50
31.35
34.20
37.05
40.85
44.65
48.45
53.20
57.00
58.90
64.60
Max (V)
2.52
2.63
2.84
3.15
3.47
3.78
4.10
4.52
4.94
5.36
5.88
6.30
6.51
7.14
7.88
8.61
9.14
9.56
10.50
11.55
12.60
13.65
15.75
16.80
18.90
21.00
23.10
25.20
28.35
29.40
31.50
34.65
37.80
40.95
45.15
49.35
53.55
58.80
63.00
65.10
71.40
Z
ZT
@ I
ZT
(Ω)
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
16
17
21
25
29
33
41
44
49
58
70
80
93
105
125
150
170
185
230
(mA)
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
9.5
8.5
7.8
7.0
6.2
5.6
5.2
4.6
4.5
4.2
3.8
3.4
3.2
3.0
2.7
2.5
2.2
2.1
2.0
1.8
Z
ZK
@ I
ZK
(Ω)
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
700
700
800
900
1000
1100
1300
1400
1400
1600
(mA)
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
I
R
(µA)
100
100
75
50
25
15
10
5.0
5.0
5.0
5.0
5.0
5.0
3.0
3.0
3.0
3.0
3.0
3.0
2.0
1.0
0.5
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
@ V
R
(V)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
2.0
2.0
3.0
3.5
4.0
5.0
6.0
6.5
6.5
7.0
8.0
8.4
9.1
9.9
11
12
14
15
17
18
21
21
23
25
27
30
33
36
39
43
46
47
52
(Note 2)
Maximum Zener Impedance
(Note 3)
Max Reverse
Leakage Current
Typical Temp.
Coefficient of
Zener Voltage
(%/°C)
-0.075
-0.075
-0.075
-0.075
-0.070
-0.065
-0.060
-0.055
±0.030
±0.030
+0.038
+0.038
+0.045
+0.050
+0.058
+0.062
+0.065
+0.068
+0.075
+0.076
+0.077
+0.079
+0.082
+0.083
+0.085
+0.086
+0.087
+0.087
+0.090
+0.091
+0.091
+0.092
+0.093
+0.094
+0.095
+0.095
+0.096
+0.096
+0.097
+0.097
+0.097
Note: 1. Type numbers listed have standard tolerance on the nominal zener voltage of ±5%.
2. Measured with device junction in thermal equilibrium.
3. f = 1KHz
© Won-Top Electronics Co., Ltd.
Revision: September, 2012
www.wontop.com
3
®
ZMM5221B – ZMM5266B
WON-TOP ELECTRONICS
MARKING INFORMATION
RECOMMENDED FOOTPRINT
0.043 MIN
(1.10 MIN)
0.067 MIN
(1.70 MIN)
Cathode Band Only
0.106 MIN
(2.70 MIN)
inches(mm)
PACKAGING INFORMATION
TAPE & REEL
Inspection Hole
Direction of Unreeling
4mm
178mm
8mm
4mm
8mm
Product ID Label
1.6mm
Reel Diameter
(mm)
178
Quantity
(PCS)
2,500
Inner Box Size
L x W x H (mm)
185 x 120 x 185
Quantity
(PCS)
25,000
Carton Size
L x W x H (mm)
400 x 273 x 415
Quantity
(PCS)
200,000
Approx. Gross Weight
(KG)
13.5
Note:
1. Anti-static plastic reel, white or water clear or blue color. Inspection hole might be varied in different alignment.
2. Components are packed in accordance with EIA standard 481-1 and 481-2.
www.wontop.com
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© Won-Top Electronics Co., Ltd.
Revision: September, 2012
®
ZMM5221B – ZMM5266B
WON-TOP ELECTRONICS
ORDERING INFORMATION
Product No.
ZMM52xxB-T1
1.
2.
Package Type
MiniMELF
Shipping Quantity
2500/Tape & Reel
Shipping quantity given is for minimum packing quantity only. For minimum
order quantity, please consult the Sales Department.
To order RoHS / Lead Free version (with Lead Free finish), add “-LF”
suffix to part number above. For example, ZMM5221B-T1-LF.
WON-TOP ELECTRONICS and
are registered trademarks of Won-Top Electronics Co., Ltd (WTE). WTE has checked all information carefully and
believes it to be correct and accurate. However, WTE cannot assume any responsibility for inaccuracies. Furthermore, this information does not give the
purchaser of semiconductor devices any license under patent rights to manufacturer. WTE reserves the right to change any or all information herein
without further notice.
WARNING:
DO NOT USE IN LIFE SUPPORT EQUIPMENT. WTE power semiconductor products are not authorized for use as critical components in life
support devices or systems without the express written approval.
Won-Top Electronics Co., Ltd.
No. 44 Yu Kang North 3rd Road,
Chine Chen Dist., Kaohsiung 806, Taiwan
Phone:
886-7-822-5408 or 886-7-822-5410
Fax:
886-7-822-5417
Email:
sales@wontop.com
Internet:
http://www.wontop.com
We power your everyday.
© Won-Top Electronics Co., Ltd.
Revision: September, 2012
www.wontop.com
5
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