MMSZ5221B - MMSZ5259B
500mW SURFACE MOUNT ZENER DIODE
SPICE MODELS: MMSZ5221B MMSZ5223B MMSZ5225B MMSZ5226B MMSZ5227B MMSZ5228B MMSZ5229B MMSZ5230B MMSZ5231B MMSZ5232B
MMSZ5233B MMSZ5234B MMSZ5235B MMSZ5236B MMSZ5237B MMSZ5238B MMSZ5239B MMSZ5240B MMSZ5241B MMSZ5242B MMSZ5243B
MMSZ5245B MMSZ5246B MMSZ5248B MMSZ5250B MMSZ5251B MMSZ5252B MMSZ5254B MMSZ5255B MMSZ5256B MMSZ5257B MMSZ5258B MMSZ5259B
Features
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Planar Die Construction
500mW Power Dissipation
General Purpose, Medium Current
Ideally Suited for Automated Assembly
Processes
Also Available in Lead Free Version
Dim
A
B
H
G
D
SOD-123
Min
3.55
2.55
1.40
—
0.25
—
0°
Max
3.85
2.85
1.70
1.35
—
0.10
8°
Mechanical Data
Case: SOD-123, Plastic
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020A
Terminals: Solderable per MIL-STD-202,
Method 208
Also Available in Lead Free Plating (Matte Tin
Finish). Please see Ordering Information,
Note 5, on Page 2
Polarity: Cathode Band
Marking: See Below
Weight: 0.01 grams (approx.)
Ordering Information: See Page 2
J
C
D
E
G
A
B
0.55 Typical
0.11 Typical
C
E
H
J
a
All Dimensions in mm
Maximum Ratings
Forward Voltage (Note 2)
Power Dissipation
@ T
A
= 25°C unless otherwise specified
Symbol
@ I
F
= 10mA
(Note 1)
(Note 1)
V
F
P
d
R
qJA
T
j,
T
STG
Value
0.9
500
350
-65 to +150
Unit
V
mW
°C/W
°C
Characteristic
Thermal Resistance, Junction to Ambient Air
Operating and Storage Temperature Range
Notes:
1. Device mounted on ceramic PCB; 7.6 mm x 9.4 mm x 0.87 mm with pad areas 25 mm
2
.
2. Short duration test pulse used to minimize self-heating effect.
Marking Information
XX = Product Type Marking Code (See Page 2)
YM = Date Code Marking
Y = Year (ex: N = 2002)
M = Month (ex: 9 = September)
XX
Date Code Key
Year
Code
Month
Code
Jan
1
1998
J
Feb
2
1999
K
March
3
YM
2000
L
Apr
4
2001
M
May
5
Jun
6
2002
N
Jul
7
Aug
8
2003
P
Sep
9
2004
R
Oct
O
Nov
N
2005
S
Dec
D
DS18010 Rev. 10 - 2
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MMSZ5221B - MMSZ5259B
ã
Diodes Incorporated
Electrical Characteristics
Type
Number
Type
Code
@ T
A
= 25°C unless otherwise specified
Test
Current
I
ZT
Max (V)
2.52
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
mA
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
5.0
4.5
4.2
3.8
3.4
3.2
30
30
30
28
24
23
22
19
17
11
7
7
5
6
8
8
10
17
22
30
13
16
17
21
25
29
33
41
44
49
58
70
80
Maximum Zener
Impedance (Note 3)
Z
ZT
@ I
ZT
Z
ZK
@ I
ZK
= 0.25mA
W
1200
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
Maximum Reverse
Leakage Current (Note 2)
I
R
mA
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
@ V
R
V
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
Zener Voltage Range (Note 2)
V
Z
@ I
ZT
Nom (V)
MMSZ5221B
MMSZ5223B
MMSZ5225B
MMSZ5226B
MMSZ5227B
MMSZ5228B
MMSZ5229B
MMSZ5230B
MMSZ5231B
MMSZ5232B
MMSZ5233B
MMSZ5234B
MMSZ5235B
MMSZ5236B
MMSZ5237B
MMSZ5238B
MMSZ5239B
MMSZ5240B
MMSZ5241B
MMSZ5242B
MMSZ5243B
MMSZ5245B
MMSZ5246B
MMSZ5248B
MMSZ5250B
MMSZ5251B
MMSZ5252B
MMSZ5254B
MMSZ5255B
MMSZ5256B
MMSZ5257B
MMSZ5258B
MMSZ5259B
Notes:
C1, C1
C3, C3
C5, C5
G1, G1
G2, G2
G3, G3
G4, G4
G5, G5
E1, E1
E2, E2
E3, E3
E4, E4
E5, E5
F1, F1
F2, F2
F3, F3
F4, F4
F5, F5
H1, H1
H2, H2
H3, H3
H5, H5
J1, J1
J3, J3
J5, J5
K1, K1
K2, K2
K4, K4
K5, K5
M1, M1
M2, M2
M3, M3
M4, M4
2.4
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
Min (V)
2.28
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
1. Device mounted on ceramic PCB; 7.6 mm x 9.4 mm x 0.87 mm with pad areas 25 mm
2
.
2. Short duration test pulse used to minimize self-heating effect.
3. f = 1KHz.
Ordering Information
Device
(Note 4)
Packaging
SOD-123
Shipping
3000/Tape & Reel
(Type Number)-7*
* Add “-7” to the appropriate type number in Table 1 above example: 6.2V Zener = MMSZ5234B-7.
Notes:
4. For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
5. For Lead Free version (with Lead Free terminal finish) part number, please add "-F" suffix to part number above.
Example: MMSZ5259B-7-F.
DS18010 Rev. 10 - 2
2 of 3
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MMSZ5221B - MMSZ5259B
0.6
1000
T
j
= 25 °C
0.5
P
D
, POWER DISSIPATION (W)
0.4
C
T
, TOTAL CAPACITANCE (pF)
100
V
R
= 1V
0.3
0.2
V
R
= 2V
0.1
10
1
0
0
25
50
75
100
125
150
T
A
, AMBIENT TEMPERATURE (°C)
Fig. 1 Power Dissipation vs Ambient Temperature
10
100
V
Z
, NOMINAL ZENER VOLTAGE (V)
Fig. 2 Total Capacitance vs Nominal Zener Voltage
1000
1000
I
Z
= 1.0mA
100
P
PK
, PEAK SURGE POWER (W)
100
100
10
10
1
1
10
V
Z
, NOMINAL ZENER VOLTAGE (V)
Fig. 3 Zener Voltage vs. Zener Impedence
1
1
10
100
1000
PULSE WIDTH (ms)
Fig. 4 Maximum Non-repetitive Surge Power
50
30
T
j
= 25°C
5V6
6V8
T
j
= 25°C
10
12
40
I
Z
, ZENER CURRENT (mA)
8V2
I
Z
, ZENER CURRENT (mA)
20
Test current I
Z
15
Nominal Zener Voltage
30
18
20
10
22
27
33
36
39
10
Test Current I
Z
20mA
0
0
1
3
4
5
6
8
9
7
V
Z
, ZENER VOLTAGE (V)
Fig. 5 Zener Breakdown Characteristics
2
10
0
0
10
20
30
V
Z
, ZENER VOLTAGE (V)
Fig. 6 Zener Breakdown Characteristics
40
DS18010 Rev. 10 - 2
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MMSZ5221B - MMSZ5259B
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