February 2012
MMSZ5226B - MMSZ5257B
Zeners
Tolerance = 5%
SOD-123
Absolute Maximum Ratings * TA = 25°C unless otherwise noted
Symbol
PD
Parameter
Power Dissipation @25°C
Value
500
Units
mW
°C/W
°C
RθJA
TSTG
TJ
Thermal Resistance, Juncion to Ambient **
Storage Temperature Range
340
-55 to +150
+150
Operating Junction Temperture
°C
* These ratings are limiting values above which the serviceability of the diode may be impaired.
** FR-4 or FR-5 = 3.5 × 1.5 inches using minimumrecommended land pads.
Electrical Characteristics TA = 25°C unless otherwise noted
VZ (V)
Device
Mark
ZZ(Ω) @ IZK(mA) ZZK(Ω) @ IZK(mA) IR(μA) @ VR (V)
Min.
Typ.
Max.
MMSZ5226B
MMSZ5227B
MMSZ5228B
MMSZ5229B
D1
D2
D3
D4
3.135
3.42
3.705
4.085
3.3
3.6
3.9
4.3
3.465
3.78
4.095
4.515
28
24
23
22
20
20
20
20
1,600
1,700
1,900
2,000
0.25
0.25
0.25
0.25
25
15
10
5.0
1.0
1.0
1.0
1.0
MMSZ5230B
MMSZ5231B
MMSZ5232B
MMSZ5233B
D5
E1
E2
E3
4.465
4.845
5.32
5.7
4.7
5.1
5.6
6
4.935
5.355
5.88
6.3
19
17
11
20
20
20
20
1,900
1,600
1,600
1,600
0.25
0.25
0.25
0.25
5.0
5.0
5.0
5.0
2.0
2.0
3.0
3.5
7.0
MMSZ5234B
MMSZ5235B
MMSZ5236B
MMSZ5237B
E4
E5
F1
F2
5.89
6.46
7.125
7.79
6.2
6.8
7.5
8.2
6.51
7.14
7.875
8.61
7.0
5.0
6.0
8.0
20
20
20
20
1,000
750
500
0.25
0.25
0.25
0.25
5.0
3.0
3.0
3.0
4.0
5.0
6.0
6.5
500
MMSZ5238B
MMSZ5239B
MMSZ5240B
MMSZ5241B
MMSZ5242B
F3
F4
F5
H1
H2
8.265
8.645
9.5
10.45
11.4
8.7
9.1
10
11
9.135
9.555
10.5
11.55
12.6
8.0
10
17
22
30
20
20
20
20
20
600
600
600
600
600
0.25
0.25
0.25
0.25
0.25
3.0
3.0
3.0
2.0
1.0
6.5
7.0
8.0
8.4
9.1
12
MMSZ5243B
MMSZ5244B
MMSZ5245B
MMSZ5246B
MMSZ5247B
H3
H4
H5
J1
12.35
13.3
14.25
15.2
13
14
15
16
17
13.65
14.7
15.75
16.8
13
15
16
17
19
9.5
9.0
8.5
7.8
7.4
600
600
600
600
600
0.25
0.25
0.25
0.25
0.25
0.5
0.1
0.1
0.1
0.1
9.9
10
11
12
13
J2
16.15
17.85
VF Foward Voltage = 0.9V Maximum @ IF = 10mA for all MMSZ5200 series
© 2012 Fairchild Semiconductor Corporation
www.fairchildsemi.com
MMSZ5226B - MMSZ5257B Rev. E2
1