MMBZ5221B-5259B
350mW Surface Mount Zener Diodes
SOT-23
Features
Planar Die Construction.
350mw Power Dissipation.
General purpose, medium current.
Ideally Suited For Automated Assembly Prcesses.
Applications
350Mw Surface mount zener diode
Dimensions in inches and (millimeters)
Ordering Information
Type No.
MMBZ5221B-MMBZ5259B
Marking
See Table on page2
Package Code
SOT-23
MAXIMUM RATING
@ Ta=25℃ unless otherwise specified
Characteristic
Symbol
Value
Unit
Forward Valtage@I
F
=10mA
V
F
0.9
V
Power Dissipation
P
d
350
mW
Thermal Resistance, Junction to Ambient Air
R
θjA
357
℃/W
Operating and Storage Temperature Range
T
j，
T
stg
-65 to+150
℃
Notes: 1. Valid provided that device terminals are kept at ambient temperature.
2. Tested with pulses, T
P
≤1.0ms.
ht
t
p
:
//
Revision:20170701-P1
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MMBZ5221B-5259B
350mW Surface Mount Zener Diodes
ELECTRICAL CHARACTERISTICS
@ Ta=25℃ unless otherwise specified
Maximum Reverse
Zerner Voltage Range
Marking
Type Number
Code
V
Z
@I
ZT
Nom(V)
Min(V)
Max(V)
I
ZT
(mA)
Z
ZT@
I
ZT
Z
ZK
@I
ZK
=0.25mA
(Ω)
I
R
(μA)
V
R
(V)
Maximum Zener Impedance
Leakage Current
MMBZ5221B
KC1
2.4
2.28
2.52
20
30
1200
100
1.0
MMBZ5222B
MMBZ5223B
MMBZ5225B
MMBZ5226B
MMBZ5227B
MMBZ5228B
MMBZ5229B
MMBZ5230B
MMBZ5231B
MMBZ5232B
MMBZ5233B
MMBZ5234B
MMBZ5235B
MMBZ5236B
MMBZ5237B
MMBZ5238B
MMBZ5239B
KC2
KC3
KC5
KG1
KG2
KG3
KG4
KG5
KE1
KE2
KE3
KE4
KE5
KF1
KF2
KF3
KF4
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
2.38
2.57
2.85
3.14
3.42
3.71
4.09
4.47
4.85
5.32
5.7
5.89
6.46
7.13
7.79
8.27
8.65
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
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
30
30
30
28
24
23
22
19
17
11
7
7
5
6
8
8
10
1250
1300
1600
1600
1700
1900
2000
1900
1600
1600
1600
1000
750
500
500
600
600
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
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
ht
t
p
:
//
Revision:20170701-P1
www.lgesemi
.c
o
m
mail:lge@lgesemi.com
MMBZ5221B-5259B
350mW Surface Mount Zener Diodes
Maximum Reverse
Zerner Voltage Range
Marking
Type Number
Code
V
Z
@I
ZT
Nom(V)
MMBZ5240B
MMBZ5241B
MMBZ5242B
MMBZ5243B
MMBZ5245B
MMBZ5246B
MMBZ5248B
MMBZ5250B
MMBZ5251B
MMBZ5252B
MMBZ5254B
MMBZ5255B
MMBZ5256B
MMBZ5257B
MMBZ5258B
MMBZ5259B
KF5
KH1
KH2
KH3
KH5
KJ1
KJ3
KJ5
KK1
KK2
KK4
KK5
KM1
KM2
KM3
KM4
10
11
12
13
15
16
18
20
22
24
27
28
30
33
36
39
Min(V)
9.5
10.45
11.40
12.35
14.25
15.20
17.1
19.00
20.90
22.80
25.65
26.60
28.50
31.35
34.20
37.05
Max(V)
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
I
ZT
(mA)
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
17
22
30
13
16
17
21
25
29
33
41
44
49
58
70
80
Z
ZT@
I
ZT
Z
ZK
@I
ZK
=0.25mA
(Ω)
600
600
600
600
600
600
600
600
600
600
600
600
600
700
700
800
I
R
(μA)
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)
8.0
8.4
9.1
9.9
11
12
14
15
17
18
21
21
23
25
27
30
Maximum Zener Impedance
Leakage Current
ht
t
p
:
//
Revision:20170701-P1
www.lgesemi
.c
o
m
mail:lge@lgesemi.com
MMBZ5221B-5259B
350mW Surface Mount Zener Diodes
TYPICAL CHARACTERISTICS
@ Ta=25℃ unless otherwise specified
PACKAGE
SOT- 23
SPQ/PCS
3000/REEL
CARTON
SPQ/PCS
90000
CARTON
SIZE/CM
40X20X22
CARTON
GW/KG
5.00
CARTON
NW/KG
4.00
ht
t
p
:
//
Revision:20170701-P1
www.lgesemi
.c
o
m
mail:lge@lgesemi.com
