DS18010 Rev. 7 - 2 1 of 3 MMSZ5221B - MMSZ5259B
www.diodes.com
MMSZ5221B - MMSZ5259B
500mW SURFACE MOUNT ZENER DIODE
·Planar Die Construction
·500mW Power Dissipation
·General Purpose, Medium Current
·Ideally Suited for Automated Assembly
Processes
Mechanical Data
Features
A
B
C
D
E
G
H
J
·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
·Polarity: Cathode Band
·Marking: See Below
·Weight: 0.01grams (approx.)
·Ordering Information: See Page 2
Maximum Ratings @ TA = 25°C unless otherwise specified
Characteristic Symbol Value Unit
Forward Voltage (Note 2) @ IF = 10mA VF0.9 V
Power Dissipation (Note 1) Pd500 mW
Thermal Resistance, Junction to Ambient Air (Note 1) RqJA 350 °C/W
Operating and Storage Temperature Range Tj, TSTG -65 to +150 °C
Notes: 1. Device mounted on ceramic PCB; 7.6 mm x 9.4 mm x 0.87 mm with pad areas 25 mm2.
2. Short duration test pulse used to minimize self-heating effect.
SOD-123
Dim Min Max
A 3.55 3.85
B 2.55 2.85
C 1.40 1.70
D — 1.35
E 0.55 Typical
G 0.25 —
H 0.11 Typical
J — 0.10
a0°8°
All Dimensions in mm
Month Jan Feb March Apr May Jun Jul Aug Sep Oct Nov Dec
Code 1234 567
89 OND
Year 1998 1999 2000 2001 2002 2003 2004 2005
Code JKL M NPRS
Date Code Key
XX = Product Type Marking Code (See Page 2)
YM = Date Code Marking
Y = Year (ex: N = 2002)
M = Month (ex: 9 = September)
XX
YM
Marking Information
DS18010 Rev. 7 - 2 2 of 3 MMSZ5221B - MMSZ5259B
www.diodes.com
Type
Number
Type
Code
Zener Voltage Range (Note 2) Test
Current
Maximum Zener
Impedance (Note 3)
Maximum Reverse
Leakage Current (Note 2)
VZ @ IZT IZT ZZT @ IZT ZZK @ IZK
= 0.25mA I
R@V
R
Nom (V) Min (V) Max (V) mA WmAV
MMSZ5221B C1 2.4 2.28 2.52 20 30 1200 100 1.0
MMSZ5223B C3 2.7 2.57 2.84 20 30 1300 75 1.0
MMSZ5225B C5 3.0 2.85 3.15 20 30 1600 50 1.0
MMSZ5226B G1 3.3 3.14 3.47 20 28 1600 25 1.0
MMSZ5227B G2 3.6 3.42 3.78 20 24 1700 15 1.0
MMSZ5228B G3 3.9 3.71 4.10 20 23 1900 10 1.0
MMSZ5229B G4 4.3 4.09 4.52 20 22 2000 5.0 1.0
MMSZ5230B G5 4.7 4.4 7 4.94 20 19 1900 5.0 2.0
MMSZ5231B E1 5.1 4.85 5.36 20 17 1600 5.0 2.0
MMSZ5232B E2 5.6 5.32 5.88 20 11 1600 5.0 3.0
MMSZ5233B E3 6.0 5.70 6.30 20 7 1600 5.0 3.5
MMSZ5234B E4 6.2 5.89 6.51 20 7 1000 5.0 4.0
MMSZ5235B E5 6.8 6.46 7.14 20 5 750 3.0 5.0
MMSZ5236B F1 7.5 7.13 7.88 20 6 500 3.0 6.0
MMSZ5237B F2 8.2 7.79 8.61 20 8 500 3.0 6.5
MMSZ5238B F3 8.7 8.27 9.14 20 8 600 3.0 6.5
MMSZ5239B F4 9.1 8.65 9.56 20 10 600 3.0 7.0
MMSZ5240B F5 10 9.50 10.50 20 17 600 3.0 8.0
MMSZ5241B H1 11 10.45 11.55 20 22 600 2.0 8.4
MMSZ5242B H2 12 11.40 12.60 20 30 600 1.0 9.1
MMSZ5243B H3 13 12.35 13.65 9.5 13 600 0.5 9.9
MMSZ5245B H5 15 14.25 15.75 8.5 16 600 0.1 11
MMSZ5246B J1 16 15.20 16.80 7.8 17 600 0.1 12
MMSZ5248B J3 18 17.10 18.90 7.0 21 600 0.1 14
MMSZ5250B J5 20 19.00 21.00 6.2 25 600 0.1 15
MMSZ5251B K1 22 20.90 23.10 5.6 29 600 0.1 17
MMSZ5252B K2 24 22.80 25.20 5.2 33 600 0.1 18
MMSZ5254B K4 27 25.65 28.35 5.0 41 600 0.1 21
MMSZ5255B K5 28 26.60 29.40 4.5 44 600 0.1 21
MMSZ5256B M1 30 28.50 31.50 4.2 49 600 0.1 23
MMSZ5257B M2 33 31.35 34.65 3.8 58 700 0.1 25
MMSZ5258B M3 36 34.20 37.80 3.4 70 700 0.1 27
MMSZ5259B M4 39 37.05 40.95 3.2 80 800 0.1 30
Electrical Characteristics @ TA = 25°C unless otherwise specified
Notes: 1. Device mounted on ceramic PCB; 7.6 mm x 9.4 mm x 0.87 mm with pad areas 25 mm2.
2. Short duration test pulse used to minimize self-heating effect.
3. f = 1KHz.
* 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.
Device Packaging Shipping
(Type Number)-7* SOD-123 3000/Tape & Reel
Ordering Information (Note 4)
DS18010 Rev. 7 - 2 3 of 3 MMSZ5221B - MMSZ5259B
www.diodes.com
0
0.1
0.2
0.3
0.4
0.5
25050
75 100 125 150
P,P
O
WER DISSIPATI
O
N (W)
D
T , AMBIENT TEMPERATURE (°C)
A
Fig. 1 Power Dissipation vs Ambient Temperature
0.6
C , TOTAL CAPACITANCE (pF)
T
10
100
1000
10 100
1
V , NOMINAL ZENER VOLTAGE (V)
Z
Fig. 2 Total Capacitance vs Nominal Zener Voltage
T= 25 °C
j
V = 1V
R
V = 2V
R
0
0.1
0.2
0.3
0.4
0.5
25050
75 100 125 150
P,P
O
WER DISSIPATI
O
N (W)
D
T , AMBIENT TEMPERATURE (°C)
A
Fig. 1 Power Dissipation vs Ambient Temperature
0.6
1
10
100
1000
110100
V , NOMINAL ZENER VOLTAGE (V)
Z
Fig. 3 Zener Voltage vs. Zener Impedence
I = 1.0mA
Z
0
10
20
30
0
I , ZENER CURRENT (mA)
Z
V , ZENER VOLTAGE (V)
Z
Fi
g
. 6 Zener Breakdown Characteristics
10 20 30 40
T=25°C
j
Test current IZ
10
12
18
22
27
33 36
15
39
Nominal Zener Voltage
0
10
20
30
40
50
01 2 3 4 5 6 78910
I , ZENER CURRENT (mA)
Z
V , ZENER VOLTAGE (V)
Z
Fig. 5 Zener Breakdown Characteristics
T = 25°C
j5V6
6V8
8V2
Test Current IZ
20mA
