MMBZ5221BT - MMBZ5259BT
150mW SURFACE MOUNT ZENER DIODE
SPICE MODELS: MMBZ5221BT MMBZ5223BT MMBZ5225BT MMBZ5226BT MMBZ5227BT MMBZ5228BT MMBZ5229BT
MMBZ5230BT MMBZ5231BT MMBZ5232BT MMBZ5234BT MMBZ5235BT MMBZ5236BT MMBZ5237BT MMBZ5239BT
MMBZ5240BT MMBZ5241BT MMBZ5242BT MMBZ5243BT MMBZ5245BT MMBZ5246BT MMBZ5248BT MMBZ5250BT
MMBZ5251BT MMBZ5252BT MMBZ5254BT MMBZ5255BT MMBZ5256BT MMBZ5257BT MMBZ5258BT MMBZ5259BT
Features
NEW PRODUCT
·
·
·
·
·
Ultra-Small Surface Mount Package
Planar Die Construction
General Purpose
Ideally Suited for Automated Assembly
Processes
Also Available in Lead Free Version
SOT-523
Dim
A
Min
0.15
0.75
1.45
¾
0.90
1.50
0.00
0.60
0.10
0.10
0.45
0°
Max
0.30
0.85
1.75
¾
1.10
1.70
0.10
0.80
0.30
0.20
0.65
8°
Typ
0.22
0.80
1.60
0.50
1.00
1.60
0.05
0.75
0.22
0.12
0.50
¾
A
B
C
D
G
Mechanical Data
·
·
·
·
·
·
·
·
·
Case: SOT-523, Molded Plastic
Case material - UL Flammability Rating
Classification 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: See Diagram
Marking: See Table, Sheet 2 and Below
Weight: 0.002 grams (approx.)
Ordering Information, see Sheet 2
G
H
K
B C
H
J
N
M
K
L
M
N
a
J
D
L
All Dimensions in mm
Maximum Ratings
@ T
A
= 25°C unless otherwise specified
Symbol
¾
@ I
F
= 10mA
V
F
P
d
R
qJA
T
j,
T
STG
Value
¾
0.9
150
833
-65 to +150
Unit
¾
V
mW
°C/W
°C
Characteristic
Zener Current (See Table on page 2)
Forward Voltage
Power Dissipation (Note 1)
Thermal Resistance, Junction to Ambient (Note 1)
Operating and Storage Temperature Range
Notes:
1. Device mounted on FR-4 PC board with recommended pad layout at http://www.diodes.com/datasheets/ap02001.pdf.
Marking Information
KXX = Product Type Marking Code
YM = Date Code Marking
Y = Year ex: N = 2002
M = Month ex: 9 = September
KXXYM
Date Code Key
Year
Code
Month
Code
Jan
1
2002
N
Feb
2
2003
P
March
3
2004
R
Apr
4
May
5
2005
S
Jun
6
2006
T
Jul
7
Aug
8
2007
U
Sep
9
2008
V
Oct
O
Nov
N
2009
W
Dec
D
DS30267 Rev. 5 - 2
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MMBZ5221BT - MMBZ5259BT
ã
Diodes Incorporated
Electrical Characteristics
@ 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
6.51
7.14
7.88
8.61
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
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
7.0
5.0
6.0
8.0
10
17
22
30
13
16
17
21
25
29
33
41
44
49
58
70
80
TABLE 1
Maximum Reverse
Leakage Current (Note 2)
I
R
mA
1200
1300
1600
1600
1700
1900
2000
1900
1600
1600
1000
750
500
500
600
600
600
600
600
600
600
600
600
600
600
600
600
600
700
700
800
100
75
50
25
15
10
5.0
5.0
5.0
5.0
5.0
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
4.0
5.0
6.0
6.5
7.0
8.0
8.4
9.1
9.9
11
12
14
15
17
18
21
21
23
25
27
30
NEW PRODUCT
Zener Voltage Range (Note 2)
Type
Number
Marking
Code
Nom (V)
MMBZ5221BT
MMBZ5223BT
MMBZ5225BT
MMBZ5226BT
MMBZ5227BT
MMBZ5228BT
MMBZ5229BT
MMBZ5230BT
MMBZ5231BT
MMBZ5232BT
MMBZ5234BT
MMBZ5235BT
MMBZ5236BT
MMBZ5237BT
MMBZ5239BT
MMBZ5240BT
MMBZ5241BT
MMBZ5242BT
MMBZ5243BT
MMBZ5245BT
MMBZ5246BT
MMBZ5248BT
MMBZ5250BT
MMBZ5251BT
MMBZ5252BT
MMBZ5254BT
MMBZ5255BT
MMBZ5256BT
MMBZ5257BT
MMBZ5258BT
MMBZ5259BT
KC1
KC3
KC5
KG1
KG2
KG3
KG4
KG5
KE1
KE2
KE4
KE5
KF1
KF2
KF4
KF5
KH1
KH2
KH3
KH5
KJ1
KJ3
KJ5
KK1
KK2
KK4
KK5
KM1
KM2
KM3
KM4
2.4
2.7
3.0
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
9.1
10
11
12
13
15
16
18
20
22
24
27
28
30
33
36
39
V
Z
@ I
ZT
Min (V)
2.28
2.57
2.85
3.14
3.42
3.71
4.09
4.47
4.85
5.32
5.89
6.46
7.13
7.79
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
Maximum Zener Impedance
(Note 4)
Z
ZT
@
I
ZT
Z
ZK
@ I
ZK
= 0.25mA
W
Ordering Information
Device
(Note 3)
Packaging
SOT-523
Shipping
3000/Tape & Reel
(Type Number)-7*
* Add “-7” to the appropriate type number in Table 1 above. Example: 6.2V Zener = MMBZ5234BT-7.
Notes:
2.
3.
4.
5.
Short duration test pulse used to minimize self-heating effect.
For Packaging Details, go to our website at http://www.diodes.com/datasheets/ap02007.pdf.
f = 1KHz.
For Lead Free version (with Lead Free terminal finish) part number, please add "-F" suffix to part number above.
Example: MMBZ5259BT-7-F.
DS30267 Rev. 5 - 2
2 of 3
www.diodes.com
MMBZ5221BT - MMBZ5259BT
1000
T
j
= 25 °C
300
NEW PRODUCT
P
D
, POWER DISSIPATION (mW)
200
C
T
, TOTAL CAPACITANCE (pF)
100
V
R
= 1V
100
V
R
= 2V
10
1
0
0
25
50
75
100
125
10
100
150
V
Z
, NOMINAL ZENER VOLTAGE (V)
Fig. 2 Total Capacitance vs Nominal Zener Voltage
T
A
, AMBIENT TEMPERATURE (°C)
Fig. 1 Power Dissipation vs Ambient Temperature
1000
100
I
Z
= 1.0mA
100
P
PK
, PEAK SURGE POWER (W)
10
10
1
1
10
V
Z
, NOMINAL ZENER VOLTAGE (V)
Fig. 3 Zener Voltage vs. Zener Impedence
100
1
1
10
100
1000
PULSE WIDTH (ms)
Fig. 4 Maximum Non-repetitive Surge Power
30
5V6
6V8
T
j
= 25°C
10
12
50
T
j
= 25°C
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
DS30267 Rev. 5 - 2
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MMBZ5221BT - MMBZ5259BT
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