1N4678 1N4717.aspx?ext=

1N4678(UR)-1N4717(UR)
500mW AXIAL LEADED ZENER DIODES
High-reliability discrete products
and engineering services since 1977
FEATURES



Available as “HR” (high reliability) screened per MIL-PRF-19500, JANTX level. Add “HR” suffix to base part number.
Available as non-RoHS (Sn/Pb plating), standard, and as RoHS by adding “-PBF” suffix.
Available as surface mount by adding UR suffix.
MAXIMUM RATINGS
Operating and Storage Temperature:
-65 to +175°C
DC Power Dissipation:
500 mW @ +50°C
DC Power Derating:
4mW/°C above +50°C
Forward Voltage @ 200mA:
1.1 Volts maximum
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise specified)
Part number
(note 1)
Nominal Zener
Voltage
Zener Test
Current
Maximum Voltage
Regulation
(note 2)
Maximum Reverse Leakage
Current
lR @ VR
Maximum DC
Zener Current
VZ
lZT
VZ
Volts
μA
Volts
μA
Volts
mA
lZM
1N4678(UR)
1.8
50
0.70
7.5
1.0
240
1N4679(UR)
2.0
50
0.70
5.0
1.0
220
1N4680(UR)
2.2
50
0.75
4.0
1.0
200
1N4681(UR)
2.4
50
0.80
2.0
1.0
190
1N4682(UR)
2.7
50
0.85
1.0
1.0
180
1N4683(UR)
3.0
50
0.90
0.8
1.0
170
1N4684(UR)
3.3
50
0.95
7.5
1.5
160
1N4685(UR)
3.6
50
0.95
7.5
2.0
150
1N4686(UR)
3.9
50
0.97
5.0
2.0
140
1N4687(UR)
4.3
50
0.99
4.0
2.0
130
1N4688(UR)
4.7
50
0.99
10.0
3.0
120
1N4689(UR)
5.1
50
0.97
10.0
3.0
110
1N4690(UR)
5.6
50
0.96
10.0
4.0
100
1N4691(UR)
6.2
50
0.95
10.0
5.0
90
1N4692(UR)
6.8
50
0.90
10.0
5.1
70
1N4693(UR)
7.5
50
0.75
10.0
5.7
63.6
1N4694(UR)
8.2
50
0.50
1.0
6.2
58.0
1N4695(UR)
8.7
50
0.10
1.0
6.6
54.8
1N4696(UR)
9.1
50
0.08
1.0
6.9
52.4
1N4697(UR)
10.0
50
0.10
1.0
7.6
49.6
1N4698(UR)
11.0
50
0.11
0.05
8.4
43.2
1N4699(UR)
12.0
50
0.12
0.05
9.1
40.8
1N4700(UR)
13.0
50
0.13
0.05
9.8
38.0
1N4701(UR)
14.0
50
0.14
0.05
10.6
35.0
1N4702(UR)
15.0
50
0.15
0.05
11.4
32.6
1N4703(UR)
16.0
50
0.16
0.05
12.1
30.8
1N4704(UR)
17.0
50
0.17
0.05
12.9
29.0
Rev. 20150306
1N4678(UR)-1N4717(UR)
500mW AXIAL LEADED ZENER DIODES
High-reliability discrete products
and engineering services since 1977
Part number
(note 1)
Nominal Zener
Voltage
Maximum Voltage
Regulation
(note 2)
Zener Test
Current
Maximum Reverse Leakage
Current
lR @ VR
Maximum DC
Zener Current
VZ
lZT
VZ
Volts
μA
Volts
μA
Volts
mA
lZM
1N4705(UR)
18.0
50
0.18
0.05
13.6
26.4
1N4706(UR)
19.0
50
0.19
0.05
14.4
25.0
1N4707(UR)
20.0
50
0.20
0.01
15.2
23.8
1N4708(UR)
22.0
50
0.22
0.01
16.7
21.6
1N4709(UR)
24.0
50
0.24
0.01
18.2
19.8
1N4710(UR)
25.0
50
0.25
0.01
19.0
19.0
1N4711(UR)
27.0
50
0.27
0.01
20.4
17.6
1N4712(UR)
28.0
50
0.28
0.01
21.2
17.0
1N4713(UR)
30.0
50
0.30
0.01
22.8
15.8
1N4714(UR)
33.0
50
0.33
0.01
25.0
14.4
1N4715(UR)
36.0
50
0.36
0.01
27.3
13.2
1N4716(UR)
39.0
50
0.39
0.01
29.6
12.2
1N4717(UR)
43.0
50
0.43
0.01
32.6
11.0
Note 1:
All part numbers shown above have a standard tolerance of +/-5% of the nominal zener volume. Vz is measured with the diode in thermal
equilibrium at 25°C ±3°C.
Note 2:
VZ @ 100μA minus VZ @ 10μA.
MECHANICAL CHARACTERISTICS
Case:
DO-35 (Glass)
Marking:
Alpha Numeric
Polarity:
Cathode Band
DO-35
BD
BL
LD
LL
Inches
Min
Max
0.055 0.090
0.120 0.200
0.018 0.022
1.000 1.500
Millimeters
Min
Max
1.400
2.290
3.050
5.080
0.460
0.560
25.400 38.100
Rev. 20150306
High-reliability discrete products
and engineering services since 1977
Case:
SOD-80
Marking:
Alpha Numeric
Polarity:
Cathode Band
1N4678(UR)-1N4717(UR)
500mW AXIAL LEADED ZENER DIODES
Rev. 20150306