HI-SINCERITY
MICROELECTRONICS CORP.
Spec. No. : HE6803
Issued Date : 1995.12.28
Revised Date : 2002.10.28
Page No. : 1/12
HMBZ52XXB Series
HSMC Product Specification
HMBZ5221B
thru
HMBZ5257B
ZENER DIODES
Thermal Characteristics
Characteristics
Symbol
Max
Unit
Total Device Dissipation FR-5 Board
TA=25
C, Derate above 25
C
PD
225
1.8
mW
mW/
C
Total Device Dissipation
Alumina Substrate**TA=25
C, Derate above 25
C
PD
300
2.4
mW
mW/
C
Thermal Resistance Junction to Ambient
R
JA
417
C/W
Junction and Storage Temperature
Tj, Tstg
-55 to +150
C
*FR-5 - 1.0
0.75
0.062 in. **Alumina - 0.4
0.3
0.024 in. 99.5% alumina.
Electrical Characteristic
(V
F
=0.9V Max @I
F
=10mA for all types.)
Test
Current
Zener
Voltage
ZZK
IZ=0.25mA
ZZT
IZ=IZT
Max. Reverse
Current
Device
Marking
Code
IZT(mA)
VZ(V)
Max
Max
IR(uA) @VR(V)
HMBZ52221B
18A
20
2.4
5%
1200
30
100
1.0
HMBZ5222B
18B
20
2.5
5%
1250
30
100
1.0
HMBZ5223B
18C
20
2.7
5%
1300
30
75
1.0
HMBZ5225B
18E
20
3.0
5%
1600
29
50
1.0
HMBZ5226B
8A
20
3.3
5%
1600
28
25
1.0
HMBZ5227B
8B
20
3.6
5%
1700
24
15
1.0
HMBZ5228B
8C
20
3.9
5%
1900
23
10
1.0
HMBZ5229B
8D
20
4.3
5%
2000
22
5.0
1.0
HMBZ5230B
8E
20
4.7
5%
1900
19
5.0
2.0
HMBZ5231B
8F
20
5.1
5%
1600
17
5.0
2.0
HMBZ5232B
8G
20
5.6
5%
1600
11
5.0
3.0
HMBZ5233B
8H
20
6.0
5%
1600
7.0
5.0
3.5
HMBZ5234B
8J
20
6.2
5%
1000
7.0
5.0
4.0
HMBZ5235B
8K
20
6.8
5%
750
5.0
3.0
5.0
HMBZ5236B
8L
20
7.5
5%
500
6.0
3.0
6.0
HMBZ5237B
8M
20
8.2
5%
500
8.0
3.0
6.5
HMBZ5238B
8N
20
8.7
5%
600
8.0
3.0
6.5
HMBZ5239B
8P
20
9.1
5%
600
10
3.0
7.0
HMBZ5240B
8Q
20
10
5%
600
17
3.0
8.0
HMBZ5241B
8R
20
11
5%
600
22
2.0
8.4
HMBZ5242B
8S
20
12
5%
600
30
1.0
9.1
HMBZ5243B
8T
9.5
13
5%
600
13
0.5
9.9
HMBZ5244B
8U
9.0
14
5%
600
15
0.1
10
SOT-23
HI-SINCERITY
MICROELECTRONICS CORP.
Spec. No. : HE6803
Issued Date : 1995.12.28
Revised Date : 2002.10.28
Page No. : 2/12
HMBZ52XXB Series
HSMC Product Specification
HMBZ5245B
8V
8.5
15
5%
600
16
0.1
11
HMBZ5246B
8W
7.8
16
5%
600
17
0.1
12
HMBZ5247B
8X
7.4
17
5%
600
19
0.1
13
HMBZ5248B
8Y
7.0
18
5%
600
21
0.1
14
HMBZ5249B
8Z
6.6
19
5%
600
23
0.1
14
HMBZ5250B
81A
6.2
20
5%
600
25
0.1
15
HMBZ5251B
81B
5.6
22
5%
600
29
0.1
17
HMBZ5252B
81C
5.2
24
5%
600
33
0.1
18
HMBZ5253B
81D
5.0
25
5%
600
35
0.1
19
HMBZ5254B
81E
4.6
27
5%
600
41
0.1
21
HMBZ5255B
81F
4.5
28
5%
600
44
0.1
21
HMBZ5256B
81G
4.2
30
5%
600
49
0.1
23
HMBZ5257B
81H
3.8
33
5%
700
58
0.1
25
Characteristics Curve
HMBZ5221B Forward Voltage & Forward Current
0
50
100
150
200
250
300
0
200
400
600
800
1000
Forward Voltage (mV)
For
w
a
r
d C
u
r
r
ent
(
m
A
)
HMBZ5221B Reverse Voltage & Reverse Current
0
20
40
60
80
100
0
500
1000
1500
2000
2500
3000
3500
Reverse Voltage (mV)
R
e
v
e
r
s
e C
u
r
r
ent
(
m
A
)
HMBZ5222B Forward Voltage & Forward Current
0
50
100
150
200
250
300
0
200
400
600
800
1000
Forward Voltage (mV)
F
o
r
w
ar
d Cur
r
e
nt
(
m
A
)
HMBZ5222B Reverse Voltage & Reverse Current
0
20
40
60
80
100
0
500
1000
1500
2000
2500
3000
3500
Reverse Voltage (mV)
R
e
v
e
r
s
e C
u
r
r
ent
(
m
A
)
HI-SINCERITY
MICROELECTRONICS CORP.
Spec. No. : HE6803
Issued Date : 1995.12.28
Revised Date : 2002.10.28
Page No. : 3/12
HMBZ52XXB Series
HSMC Product Specification
HMBZ5223B Forward Current & Forard Voltage
0.6
0.65
0.7
0.75
0.8
0.85
0.9
0.95
0
50
100
150
200
Forard Voltage-V
F
(mV)
F
o
r
w
a
r
d
C
u
rre
n
t
-I
F
(mA
)
HMBZ5223B Diode Capacitance & Reverse Biased Voltage
4.39
4.4
4.41
4.42
0
2
4
6
8
10
Reverse Biased Voltage-V
R
(V)
D
i
ode
C
apa
c
i
t
anc
e
(
P
f
)
HMBZ5226B Forward Voltage & Forward Current
0
50
100
150
200
250
300
350
0
200
400
600
800
1000
1200
Forward Voltage (mV)
For
w
a
r
d C
u
r
r
ent
(
m
A
)
HMBZ5226B Reverse Voltage & Reverse Current
0
20
40
60
80
100
0
1000
2000
3000
4000
5000
6000
Reverse Voltage (mV)
R
e
v
e
r
s
e C
u
r
r
ent
(
m
A
)
HMBZ5228B Forward Voltage & Forward Current
0
50
100
150
200
250
300
350
0
200
400
600
800
1000
1200
Forward Voltage (mV)
F
o
r
w
a
r
d C
u
r
r
ent
(
m
A
)
HMBZ5228B Reverse Voltage & Reverse Current
0
20
40
60
80
100
0
1000
2000
3000
4000
5000
Reverse Voltage (mV)
R
e
v
e
rs
e
C
u
rre
n
t
(mA
)
HI-SINCERITY
MICROELECTRONICS CORP.
Spec. No. : HE6803
Issued Date : 1995.12.28
Revised Date : 2002.10.28
Page No. : 4/12
HMBZ52XXB Series
HSMC Product Specification
HMBZ5229B Forward Voltage & Forward Current
0
50
100
150
200
250
300
0
200
400
600
800
1000
Forward Voltage (mV)
For
w
a
r
d C
u
r
r
ent
(
m
A
)
HMBZ5229B Reverse Voltage & Reverse Current
0
20
40
60
80
100
0
1000
2000
3000
4000
5000
Reverse Voltage (mV)
R
e
v
e
rs
e
C
u
rr
e
n
t
(m
A
)
HMBZ5230B Forward Voltage & Forward Current
0
50
100
150
200
250
300
0
200
400
600
800
1000
Forward Voltage (mV)
F
o
rw
a
r
d
C
u
rre
n
t
(mA
)
HMBZ5230B Reverse Voltage & Reverse Current
0
20
40
60
80
100
0
1000
2000
3000
4000
5000
Reverse Voltage (mV)
R
e
v
e
rs
e
C
u
rre
n
t
(mA
)
HMBZ5231b Forward Voltage & Forward Current
0
50
100
150
200
250
300
0
200
400
600
800
1000
1200
Forward Voltage (mV)
For
w
a
r
d C
u
r
r
ent
(
m
A
)
HMBZ5231B Reverse Voltage Reverse Current
0
20
40
60
80
100
1000
2000
3000
4000
5000
6000
Reverse Voltage (mV)
R
e
v
e
rs
e
C
u
rre
n
t
(mA
)
HI-SINCERITY
MICROELECTRONICS CORP.
Spec. No. : HE6803
Issued Date : 1995.12.28
Revised Date : 2002.10.28
Page No. : 5/12
HMBZ52XXB Series
HSMC Product Specification
HMBZ5232B Forward Voltage & Forward Current
0
50
100
150
200
250
300
0
200
400
600
800
1000
1200
Forward Voltage (mV)
F
o
r
w
ar
d
C
u
r
r
ent
(
m
A
)
HMBZ5232B Reverse Voltage & Reverse Current
0
20
40
60
80
100
1000
2000
3000
4000
5000
6000
Reverse Voltage-V
Z
(mV)
R
e
v
e
rs
e
C
u
rr
e
n
t
(m
A
)
HMBZ5233B Forward Voltage & Forward Current
0
50
100
150
200
250
300
0
200
400
600
800
1000
1200
Forward Voltage (mV)
For
w
ar
d C
u
r
r
ent
(
m
A
)
HMBZ5233B Reverse Voltage & Reverse Current
0
20
40
60
80
100
2000
3000
4000
5000
6000
7000
Reverse Voltage (mV)
R
e
v
e
rs
e
C
u
rr
e
n
t
(m
A
)
HMBZ5234B Forward Voltage & Forward Current
0
50
100
150
200
250
300
0
500
1000
1500
2000
2500
3000
Forward Voltage (mV)
F
o
rw
a
r
d
C
u
rre
n
t
(mA
)
HMBZ5234B Reverse Voltage & Reverse Current
0
50
100
150
200
250
300
350
24900
24950
25000
25050
25100
25150
25200
Reverse Voltage (mV)
R
e
v
e
rs
e
C
u
rre
n
t
(m
A
)
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