LESHAN RADIO COMPANY, LTD.
SEMICONDUCTOR
TECHNICAL DATA
MMBZ5221BLT1
SERIES
225mW
SOT-23
225 mW SOT-23
Zener Voltage Regulator Diodes
GENERAL DATA APPLICABLE TO ALL
SERIES IN THIS GROUP
Zener Voltage
Regulator Diodes
3
Cathode
1
Anode
3
1
2
MAXIMUM CASE TEMPERATURE FOR SOLDERING
PURPOSES:
260°C for 10 seconds
CASE 318–07, STYLE 8
SOT– 23 (TO–236AB)
PLASTIC
THERMAL CHARACTERISTICS
Characteristic
Total Device Dissipation FR-5 Board*
T
A
= 25°C
Derate above 25°C
Thermal Resistance Junction to Ambient
Total Device Dissipation
Alumina Substrate,** T
A
= 25°C
Derate above 25°C
Thermal Resistance Junction to Ambient
Junction and Storage Temeprature
**FR-5 = 1.0 x 0.75 x 0.62 in.
**Alumina = 0.4 x 0.3 x 0.024 in. 99.5% alumina.
Symbol
P
D
Max
225
1.8
556
300
2.4
417
150
Unit
mW
mW/°C
°C/W
mW
mW/°C
°C/W
°C
R
θJA
P
D
R
θJA
T
J
, T
stg
J1–1/5
LESHAN RADIO COMPANY, LTD.
GENERAL DATA - 225 mW SOT-23
ELECTRICAL CHARACTERISTICS
(Pinout: 1-Anode, 2-NC, 3-Cathode)
(V
F
= 0.9 V Max @ I
F
= 10 mA for all types.)
Test
Current
Device
MMBZ5221BLT1
MMBZ5222BLT1
MMBZ5223BLT1
MMBZ5224BLT1
MMBZ5225BLT1
MMBZ5226BLT1
MMBZ5227BLT1
MMBZ5228BLT1
MMBZ5229BLT1
MMBZ5230BLT1
MMBZ5231BLT1
MMBZ5232BLT1
MMBZ5233BLT1
MMBZ5234BLT1
MMBZ5235BLT1
MMBZ5236BLT1
MMBZ5237BLT1
MMBZ5238BLT1
MMBZ5239BLT1
MMBZ5240BLT1
MMBZ5241BLT1
MMBZ5242BLT1
MMBZ5243BLT1
MMBZ5244BLT1
MMBZ5245BLT1
MMBZ5246BLT1
MMBZ5247BLT1
MMBZ5248BLT1
MMBZ5249BLT1
MMBZ5250BLT1
MMBZ5251BLT1
MMBZ5252BLT1
MMBZ5253BLT1
MMBZ5254BLT1
MMBZ5255BLT1
MMBZ5256BLT1
MMBZ5257BLT1
MMBZ5258BLT1
MMBZ5259BLT1
MMBZ5260BLT1
MMBZ5261BLT1
MMBZ5262BLT1
MMBZ5263BLT1
MMBZ5264BLT1
MMBZ5265BLT1
MMBZ5266BLT1
MMBZ5267BLT1
MMBZ5268BLT1
MMBZ5269BLT1
MMBZ5270BLT1
Marking
18A
18B
18C
18D
18E
8A
8B
8C
8D
8E
8F
8G
8H
8J
8K
8L
8M
8N
8P
8Q
8R
8S
8T
8U
8V
8W
8X
8Y
8Z
81A
81B
81C
81D
81E
81F
81G
81H
81J
81K
18F
81M
81N
81P
81Q
81R
81S
81T
81U
81V
81W
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
8.5
7.8
7.4
7
6.6
6.2
5.6
5.2
5
4.6
4.5
4.2
3.8
3.4
3.2
3
2.7
2.5
2.2
2.1
2
1.8
1.7
1.5
1.4
1.4
Zener
Voltage
VZ(+5%)
Nominal
(Note1)
2.4
2.5
2.7
2.8
3
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6
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
Z
Zk
I
Z
=0.25mA
Ω
Max
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
Z
Zk
I
Z
=IZT@10%Mod
Ω
Max
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
Max
I
R
µ
A
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
@
V
R
V
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
NOTE 1. Zener voltage is measured with a pulse test current (I
ZT
) applied at an ambient temperature of 25 °C
J1–2/5
LESHAN RADIO COMPANY, LTD.
GENERAL DATA — 225mW SOT – 23
TYPICAL CHARACTERISICS
θ
VZ
, TEMPERATURE COEFFICIENT (mV/ °C)
θ
VZ
, TEMPERATURE COEFFICIENT (mV/ ° C)
8
7
6
5
4
3
2
1
0
-1
-2
-3
2
3
4
5
6
7
8
9
10
1
1
12
100
TYPICAL T
C
VALUES
F O R M M B Z 5 2 2 1 B LT 1
SERIES
V
Z
@ I
ZT
TYPICAL T
C
VALUES
F O R M M B Z 5 2 2 1 B LT 1
SERIES
V
Z
@ I
ZT
10
1
10
100
V
Z
, NOMINAL ZENER VOLTAGE (V)
V
Z
, NOMINAL ZENER VOLTAGE (V)
Figure 1. Temperature Coefficients
(Temperature Range –55°C to +150°C)
Figure 2. Temperature Coefficients
(Temperature Range –55°C to +150°C)
1000
1K
Z
ZT
, DYNAMIC IMPEDANCE (Ω)
Z(DC)
I
Z
= 1 mA
100
I
F
, FORWARD CURRENT (mA)
T
J
= 25°C
I
Z(AC)
= 0.1 I
f = 1 kHz
75 V (MMBZ5267BLT1)
91 V (MMBZ5270BLT1)
100
5 mA
20 mA
10
10
150°C
1
0.4
0.5
75°C 25°C
0.6
0.7
0°C
0.8
0.9
1.0
1.1
1.2
1
1
10
100
V
Z
, NOMINAL ZENER VOLTAGE
V
F
, FORWARD VOLTAGE (V)
Figure 3. Effect of Zener Voltage on
Zener Impedance
Figure 4. Typical Forward Voltage
J1–3/5
LESHAN RADIO COMPANY, LTD.
GENERAL DATA — 225mW SOT – 23
TYPICAL CHARACTERISICS
1000
1000
0 V BIAS
1 V BIAS
T
A
= 25°C
100
I
R
, LEAKAGE CURRENT (µA)
C, CAPACITANCE (pF)
10
1
0.1
0.01
0.001
0.0001
0.00001
0
10
20
30
40
50
60
70
80
90
100
BIAS AT
50% OF V
Z
NOM
10
+150°C
+25°C
–55°C
1
1
10
100
V
Z
, NOMINAL ZENER VOLTAGE (V)
V
Z
, NOMINAL ZENER VOLTAGE (V)
Figure 5. Typical Capacitance
Figure 6. Typical Leakage Current
100
100
T
A
= 25°C
T
A
= 25°C
I
Z
, ZENER CURRENT (mA)
I
Z
, ZENER CURRENT (mA)
10
10
1
1
0.1
0.1
0
0
2
4
6
8
10
12
0.01
10
30
50
70
90
V
Z
, ZENER VOLTAGE (V)
V
Z
, ZENER VOLTAGE (V)
Figure 7. Zener Voltage versus Zener Current
(V
Z
Up to 12 V)
Figure 8. Zener Voltage versus Zener Current
(12 V to 91 V)
J1–4/5
LESHAN RADIO COMPANY, LTD.
GENERAL DATA — 225 mW SOT-23
Zener Voltage Regulator Diodes — Surface Mounted
225 mW SOT-23
NOTES:
1. DIMENSIONING AND TOLERANCING PER
ANSI Y14.5M, 1982.
2. CONTROLLING DIMENSION: INCH.
3. MAXIMUM LEAD THICKNESS INCLUDES
LEAD FINISH THICKNESS. MINIMUM LEAD
THICKNESS IS THE MINIMUM THICKNESS
OF BASE MATERIAL.
DIM
A
B
C
D
G
H
J
K
L
S
V
INCHES
MIN
MAX
0.1102
0.0472
0.0350
0.0150
0.0701
0.0005
0.0034
0.0180
0.0350
0.0830
0.0177
0.1197
0.0551
0.0440
0.0200
0.0807
0.0040
0.0070
0.0236
0.0401
0.0984
0.0236
MILLIMETERS
MIN
MAX
2.80
1.20
0.89
0.37
1.78
0.013
0.085
0.45
0.89
2.10
0.45
3.04
1.40
1.11
0.50
2.04
0.100
0.177
0.60
1.02
2.50
0.60
A
L
3
1
2
B
S
STYLE 8:
PIN 1. ANODE
2. NO CONNECTION
3. CATHODE
0.037
0.95
0.037
0.95
V
G
C
D
H
K
J
0.079
2.0
0.035
0.9
0.031
0.8
CASE 318-07
PLASTIC
mm
(
inches
)
SOT-23 Footprint
(Refer to Section 10 for Surface Mount, Thermal Data and Footprint Information.)
MULTIPLE PACKAGE QUANTITY (MPQ)
REQUIREMENTS
Package Option
Tape and Reel
Tape and Ammo
Type No. Suffix
T1
T3
MPQ (Units)
3K
10K
(Refer to Section 10 for more information on Packaging Specifications.)
J1–5/5
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