HZ Series
Silicon Epitaxial Planar Zener Diode for Stabilized Power Supply
ADE-208-117B(Z)
Rev. 2
Nov. 1999
Features
• Low leakage, low zener impedance and maximum power dissipation of 500 mW are ideally suited for
stabilized power supply, etc.
• Wide spectrum from 1.6V through 38V of zener voltage provide flexible application.
Ordering Information
Type No. Mark Package Code
HZ Series Type No. DO-35
Outline
1. Cathode
2. Anode
7
B 2
Cathode band
Type No.
12
HZ Series
Rev.2, Nov. 1999, page 2 of 8
Absolute Maximum Ratings
(Ta = 25°C)
Item Symbol Value Unit
Power dissipation Pd 500 mW
Junction temperature Tj 175 °C
Storage temperature Tstg -55 to +175 °C
Electrical Characteristics
(Ta = 25°C)
Zener Voltage Reverese Current Dynamic Resistance
VZ (V)*1Test
Condition IR (µ
µµ
µA) Test
Condition rd (Ω
ΩΩ
Ω)Test
Condition
Type Grade Min Max IZ (mA) Max VR (V) Max IZ (mA)
HZ2 A1 1.6 1.8 5 25 0.5 100 5
A2 1.7 1.9
A3 1.8 2.0
B1 1.9 2.1 5 5 0.5 100 5
B2 2.0 2.2
B3 2.1 2.3
C1 2.2 2.4
C2 2.3 2.5
C3 2.4 2.6
HZ3 A1 2.5 2.7 5 5 0.5 100 5
A2 2.6 2.8
A3 2.7 2.9
B1 2.8 3.0
B2 2.9 3.1
B3 3.0 3.2
C1 3.1 3.3
C2 3.2 3.4
C3 3.3 3.5
HZ4 A1 3.4 3.6 5 5 1.0 100 5
A2 3.5 3.7
A3 3.6 3.8
Note: 1. Tested with DC.
HZ Series
Rev.2, Nov. 1999, page 3 of 8
Zener Voltage Reverese Current Dynamic Resistance
VZ (V)*1Test
Condition IR (µ
µµ
µA) Test
Condition rd (Ω
ΩΩ
Ω)Test
Condition
Type Grade Min Max IZ (mA) Max VR (V) Max IZ (mA)
HZ4 B1 3.7 3.9 5 5 1.0 100 5
B2 3.8 4.0
B3 3.9 4.1
C1 4.0 4.2
C2 4.1 4.3
C3 4.2 4.4
HZ5 A1 4.3 4.5 5 5 1.5 100 5
A2 4.4 4.6
A3 4.5 4.7
B1 4.6 4.8
B2 4.7 4.9
B3 4.8 5.0
C1 4.9 5.1
C2 5.0 5.2
C3 5.1 5.3
HZ6 A1 5.2 5.5 5 5 2.0 40 5
A2 5.3 5.6
A3 5.4 5.7
B1 5.5 5.8
B2 5.6 5.9
B3 5.7 6.0
C1 5.8 6.1
C2 6.0 6.3
C3 6.1 6.4
HZ7 A1 6.3 6.6 5 1 3.5 15 5
A2 6.4 6.7
A3 6.6 6.9
B1 6.7 7.0
B2 6.9 7.2
B3 7.0 7.3
Note: 1. Tested with DC.
HZ Series
Rev.2, Nov. 1999, page 4 of 8
Zener Voltage Reverese Current Dynamic Resistance
VZ (V)*1Test
Condition IR (µ
µµ
µA) Test
Condition rd (Ω
ΩΩ
Ω)Test
Condition
Type Grade Min Max IZ (mA) Max VR (V) Max IZ (mA)
HZ7 C1 7.2 7.6 5 1 3.5 15 5
C2 7.3 7.7
C3 7.5 7.9
HZ9 A1 7.7 8.1 5 1 5.0 20 5
A2 7.9 8.3
A3 8.1 8.5
B1 8.3 8.7
B2 8.5 8.9
B3 8.7 9.1
C1 8.9 9.3
C2 9.1 9.5
C3 9.3 9.7
HZ11 A1 9.5 9.9 5 1 7.5 25 5
A2 9.7 10.1
A3 9.9 10.3
B1 10.2 10.6
B2 10.4 10.8
B3 10.7 11.1
C1 10.9 11.3
C2 11.1 11.6
C3 11.4 11.9
HZ12 A1 11.6 12.1 5 1 9.5 35 5
A2 11.9 12.4
A3 12.2 12.7
B1 12.4 12.9
B2 12.6 13.1
B3 12.9 13.4
C1 13.2 13.7
C2 13.5 14.0
C3 13.8 14.3
Note: 1. Tested with DC.
HZ Series
Rev.2, Nov. 1999, page 5 of 8
Zener Voltage Reverese Current Dynamic Resistance
VZ (V)*1Test
Condition IR (µ
µµ
µA) Test
Condition rd (Ω
ΩΩ
Ω)Test
Condition
Type Grade Min Max IZ (mA) Max VR (V) Max IZ (mA)
HZ15 1 14.1 14.7 5 1 11.0 40 5
2 14.5 15.1
3 14.9 15.5
HZ16 1 15.3 15.9 5 1 12.0 45 5
2 15.7 16.5
3 16.3 17.1
HZ18 1 16.9 17.7 5 1 13.0 55 5
2 17.5 18.3
3 18.1 19.0
HZ20 1 18.8 19.7 2 1 15.0 60 2
2 19.5 20.4
3 20.2 21.1
HZ22 1 20.9 21.9 2 1 17.0 65 2
2 21.6 22.6
3 22.3 23.3
HZ24 1 22.9 24.0 2 1 19.0 70 2
2 23.6 24.7
3 24.3 25.5
HZ27 1 25.2 26.6 2 1 21.0 80 2
2 26.2 27.6
3 27.2 28.6
HZ30 1 28.2 29.6 2 1 23.0 100 2
2 29.2 30.6
3 30.2 31.6
HZ33 1 31.2 32.6 2 1 25.0 120 2
2 32.2 33.6
3 33.2 34.6
HZ36 1 34.2 35.7 2 1 27.0 140 2
2 35.3 36.8
3 36.4 38.0
Note: 1. Tested with DC.
Note: 2. Type No. is as follows; HZ2B1, HZ2B2, HZ36-3.
HZ Series
Rev.2, Nov. 1999, page 6 of 8
Main Characteristic
Zener Current I
Z
(A)
Zener Voltage V
Z
(V)
510 15 20 25 30 35 40
10
-2
10
-3
10
-4
10
-5
10
-6
10
-7
10
-8
0
HZ2B2
HZ9B2
HZ12B2
HZ16-2
HZ4B2
HZ6B2
HZ20-2
HZ24-2
HZ30-2
HZ36-2
Fig.1 Zener current Vs. Zener voltage
0510
15 20 25 30 35 40
50
40
30
20
10
0
-10
-20
-30
-40
-50
0.10
0.08
0.06
0.04
0.02
0
-0.02
-0.04
-0.06
-0.08
-0.10
%/°C
mV/°C
500
400
300
200
100
200
150100
50
0
Ambient Temperature Ta (°C)
Power Dissipation P (mW)
d
0
2.5 mm
3 mm
Printed circuit board
100 180 1.6t mm
Quality: paper phenol
××
5mm
Fig.2 Temperature Coefficient Vs. Zener voltage Fig.3 Power Dissipation Vs. Ambient Temperature
Zener Voltage V (V)
Zener Voltage
Temperature Coefficient (%/°C)
z
γ
Z
Zener Voltage
Temperature Coefficient (mV/°C)
z
γ
HZ Series
Rev.2, Nov. 1999, page 7 of 8
Package Dimensions
Unit: mm
Hitachi Code
JEDEC
EIAJ
Mass
DO-35
Conforms
Conforms
0.13 g
26.0 Min 4.2 Max 26.0 Min
0.5
2.0
φ
φ
HZ Series
Rev.2, Nov. 1999, page 8 of 8
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