MMSZ52xxBT1G Series,
SZMMSZ52xxBT1G Series
Zener Voltage Regulators
500 mW SOD−123 Surface Mount
Three complete series of Zener diodes are offered in the convenient,
surface mount plastic SOD−123 package. These devices provide a
convenient alternative to the leadless 34−package style.
Features
http://onsemi.com
500 mW Rating on FR−4 or FR−5 Board
Wide Zener Reverse Voltage Range
−
2.4 V to 110 V
Package Designed for Optimal Automated Board Assembly
Small Package Size for High Density Applications
General Purpose, Medium Current
ESD Rating of Class 3 (> 16 kV) per Human Body Model
SZ Prefix for Automotive and Other Applications Requiring Unique
Site and Control Change Requirements; AEC−Q101 Qualified and
PPAP Capable
Pb−Free Packages are Available*
Mechanical Characteristics:
CASE:
Void-free, transfer-molded, thermosetting plastic case
FINISH:
Corrosion resistant finish, easily solderable
MAXIMUM CASE TEMPERATURE FOR SOLDERING PURPOSES:
SOD−123
CASE 425
STYLE 1
1
Cathode
2
Anode
MARKING DIAGRAM
1
xx MG
G
260C for 10 Seconds
POLARITY:
Cathode indicated by polarity band
FLAMMABILITY RATING:
UL 94 V−0
MAXIMUM RATINGS
Rating
Total Power Dissipation on FR−5 Board,
(Note 1) @ T
L
= 75C
Derated above 75C
Thermal Resistance, Junction−to−Ambient
(Note 2)
Thermal Resistance, Junction−to−Lead
(Note 2)
Junction and Storage Temperature Range
Symbol
P
D
Max
500
6.7
340
150
−55
to +150
Units
mW
mW/C
C/W
C/W
C
xx
M
G
= Device Code (Refer to page 3)
= Date Code
= Pb−Free Package
(Note: Microdot may be in either location)
ORDERING INFORMATION
Device
MMSZ52xxBT1G
SZMMSZ52xxBT1G
MMSZ52xxBT3G
SZMMSZ52xxBT3G
Package
SOD−123
(Pb−Free)
SOD−123
(Pb−Free)
SOD−123
(Pb−Free)
SOD−123
(Pb−Free)
Shipping
†
3,000 /
Tape & Reel
3,000 /
Tape & Reel
10,000 /
Tape & Reel
10,000 /
Tape & Reel
R
qJA
R
qJL
T
J
, T
stg
Stresses exceeding Maximum Ratings may damage the device. Maximum
Ratings are stress ratings only. Functional operation above the Recommended
Operating Conditions is not implied. Extended exposure to stresses above the
Recommended Operating Conditions may affect device reliability.
1. FR−5 = 3.5 X 1.5 inches, using the minimum recommended footprint.
2. Thermal Resistance measurement obtained via infrared Scan Method.
†For information on tape and reel specifications,
including part orientation and tape sizes, please
refer to our Tape and Reel Packaging Specifications
Brochure, BRD8011/D.
DEVICE MARKING INFORMATION
See specific marking information in the device marking
column of the Electrical Characteristics table on page 3 of
this data sheet.
*For additional information on our Pb−Free strategy and soldering details, please
download the ON Semiconductor Soldering and Mounting Techniques
Reference Manual, SOLDERRM/D.
Semiconductor Components Industries, LLC, 2012
February, 2012
−
Rev. 11
1
Publication Order Number:
MMSZ5221BT1/D
MMSZ52xxBT1G Series, SZMMSZ52xxBT1G Series
5% TOLERANCE FG ELECTRICAL CHARACTERISTICS
(T
A
= 25C unless otherwise noted, V
F
= 0.9 V Max. @ I
F
= 10 mA)
Zener Voltage
(Notes 3 and 4)
Device
Marking
C1
C2
C3
C4
C5
D1
D2
D3
D4
D5
E1
E2
E3
E4
E5
F1
F2
F3
F4
F5
H1
H2
H3
H4
H5
J1
J2
J3
J4
J5
K1
K2
K3
K4
K5
M1
M2
M3
M4
M5
N1
N2
N3
N4
N5
P1
P2
P3
P4
P5
R2
V
Z
(Volts)
Min
2.28
2.38
2.57
2.66
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
13.30
14.25
15.20
16.15
17.10
18.05
19.00
20.90
22.80
23.75
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
71.25
77.90
82.65
86.45
104.5
Nom
2.4
2.5
2.7
2.8
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
14
15
16
17
18
19
20
22
24
25
27
28
30
33
36
39
43
47
51
56
60
62
68
75
82
87
91
110
Max
2.52
2.63
2.84
2.94
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
14.70
15.75
16.80
17.85
18.90
19.95
21.00
23.10
25.20
26.25
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
78.75
86.10
91.35
95.55
115.5
@ I
ZT
mA
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
9.5
9.0
8.5
7.8
7.4
7.0
6.6
6.2
5.6
5.2
5.0
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
1.7
1.5
1.4
1.4
1.1
Zener Impedance
(Note 5)
Z
ZT
@ I
ZT
W
30
30
30
30
29
28
24
23
22
19
17
11
7
7
5
6
8
8
10
17
22
30
13
15
16
17
19
21
23
25
29
33
35
41
44
49
58
70
80
93
105
125
150
170
185
230
270
330
370
400
750
Z
ZK
@ I
ZK
W
1200
1250
1300
1400
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
600
600
600
600
700
700
800
900
1000
1100
1300
1400
1400
1600
1700
2000
2200
2300
3000
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
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
Leakage Cur-
rent
I
R
@ V
R
mA
100
100
75
75
50
25
15
10
5
5
5
5
5
5
3
3
3
3
3
3
2
1
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
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
Volts
1
1
1
1
1
1
1
1
1
2
2
3
3.5
4
5
6
6.5
6.5
7
8
8.4
9.1
9.9
10
11
12
13
14
14
15
17
18
19
21
21
23
25
27
30
33
36
39
43
46
47
52
56
62
68
69
84
Device*
MMSZ5221BT1G
MMSZ5222BT1G
MMSZ5223BT1G
MMSZ5224BT1G
MMSZ5225BT1G
MMSZ5226BT1G
MMSZ5227BT1G
MMSZ5228BT1G
MMSZ5229BT1G
MMSZ5230BT1G
MMSZ5231BT1G
MMSZ5232BT1G
MMSZ5233BT1G
MMSZ5234BT1G
MMSZ5235BT1G
MMSZ5236BT1G
MMSZ5237BT1G
MMSZ5238BT1G
MMSZ5239BT1G
MMSZ5240BT1G
MMSZ5241BT1G
MMSZ5242BT1G/T3G
MMSZ5243BT1G
MMSZ5244BT1G
MMSZ5245BT1G
MMSZ5246BT1G
MMSZ5247BT1G
MMSZ5248BT1G
MMSZ5249BT1G
MMSZ5250BT1G
MMSZ5251BT1G
MMSZ5252BT1G
MMSZ5253BT1G
MMSZ5254BT1G
MMSZ5255BT1G
MMSZ5256BT1G
MMSZ5257BT1G
MMSZ5258BT1G/T3G
MMSZ5259BT1G
MMSZ5260BT1G
MMSZ5261BT1G
MMSZ5262BT1G
MMSZ5263BT1G
MMSZ5264BT1G
MMSZ5265BT1G
MMSZ5266BT1G
MMSZ5267BT1G
MMSZ5268BT1G
MMSZ5269BT1G
MMSZ5270BT1G
MMSZ5272BT1G
3. The type numbers shown have a standard tolerance of
5%
on the nominal Zener voltage.
4. Nominal Zener voltage is measured with the device junction in thermal equilibrium at T
L
= 30C
1C.
5. Z
ZT
and Z
ZK
are measured by dividing the AC voltage drop across the device by the ac current applied.
The specified limits are for I
Z(AC)
= 0.1 I
Z(dc)
with the AC frequency = 1 kHz.
*Include SZ-prefix devices where applicable.
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3
MMSZ52xxBT1G Series, SZMMSZ52xxBT1G Series
2% TOLERANCE FG ELECTRICAL CHARACTERISTICS
(T
A
= 25C unless otherwise noted, V
F
= 0.9 V Max. @ I
F
= 10 mA)
Zener Voltage
(Notes 6 and 7)
Device
Marking
TD
TG
TH
TK
TL
TN
TQ
TW
V
Z
(Volts)
Min
3.234
4.998
5.488
14.70
17.64
19.60
23.52
29.40
Nom
3.3
5.1
5.6
15
18
20
24
30
Max
3.366
5.202
5.712
15.30
18.36
20.40
24.48
30.60
@ I
ZT
mA
20
20
20
8.5
7.0
6.2
5.2
4.2
Zener Impedance
(Note 8)
Z
ZT
@ I
ZT
W
28
17
11
16
21
25
33
49
Z
ZK
@ I
ZK
W
1600
1600
1600
600
600
600
600
600
mA
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
Leakage Cur-
rent
I
R
@ V
R
mA
25
5
5
0.1
0.1
0.1
0.1
0.1
Volts
1
2
3
11
14
15
18
23
Device*
MMSZ5226CT1G
MMSZ5231CT1G
MMSZ5232CT1G
MMSZ5245CT1G
MMSZ5248CT1G
MMSZ5250CT1G
MMSZ5252CT1G
MMSZ5256CT1G
6. The type numbers shown have a standard tolerance of
5%
on the nominal Zener voltage.
7. Nominal Zener voltage is measured with the device junction in thermal equilibrium at T
L
= 30C
1C.
8. Z
ZT
and Z
ZK
are measured by dividing the AC voltage drop across the device by the ac current applied.
The specified limits are for I
Z(AC)
= 0.1 I
Z(dc)
with the AC frequency = 1 kHz.
*Include SZ-prefix devices where applicable.
http://onsemi.com
4
MMSZ52xxBT1G Series, SZMMSZ52xxBT1G Series
TYPICAL CHARACTERISTICS
q
VZ
, TEMPERATURE COEFFICIENT (mV/C)
8
7
6
5
4
3
2
1
0
−1
−2
−3
TYPICAL T
C
VALUES
FOR MMSZ52xxBT1G SERIES,
SZMMSZ52xxBT1G SERIES
V
Z
@ I
ZT
q
VZ
, TEMPERATURE COEFFICIENT (mV/C)
1000
TYPICAL T
C
VALUES
FOR MMSZ52xxBT1G SERIES,
SZMMSZ52xxBT1G SERIES
100
V
Z
@ I
ZT
10
2
3
4
5
6
7
8
9
10
V
Z
, NOMINAL ZENER VOLTAGE (V)
11
12
1
10
100
V
Z
, NOMINAL ZENER VOLTAGE (V)
200
Figure 1. Temperature Coefficients
(Temperature Range
−
55C to +150C)
1.2
1.0
0.8
0.6
0.4
0.2
0
0
25
50
75
100
T, TEMPERATURE (C)
125
P
D
versus T
A
P
D
versus T
L
1000
Figure 2. Temperature Coefficients
(Temperature Range
−
55C to +150C)
P
pk
, PEAK SURGE POWER (WATTS)
RECTANGULAR
WAVEFORM, T
A
= 25C
100
10
150
1
0.1
1
10
100
PW, PULSE WIDTH (ms)
1000
Figure 3. Steady State Power Derating
Figure 4. Maximum Nonrepetitive Surge Power
1000
Z
ZT
, DYNAMIC IMPEDANCE (W)
T
J
= 25C
I
Z(AC)
= 0.1 I
Z(DC)
f = 1 kHz
1000
I
F
, FORWARD CURRENT (mA)
75 V (MMSZ5267BT1G)
91 V (MMSZ5270BT1G)
I
Z
= 1 mA
5 mA
20 mA
10
100
100
10
150C
1
1
10
V
Z
, NOMINAL ZENER VOLTAGE
100
1
0.4
0.5
75C 25C
0C
1.1
1.2
0.6
0.7
0.8
0.9
1.0
V
F
, FORWARD VOLTAGE (V)
Figure 5. Effect of Zener Voltage on
Zener Impedance
Figure 6. Typical Forward Voltage
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