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
500 mW @ +50°C
4mW/°C above +50°C
1.1 Volts maximum
DC Power Dissipation:
DC Power Derating:
Forward Voltage @ 200mA:
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise specified)
Part number
Maximum Voltage
Nominal Zener
Voltage
Zener Test
Current
Maximum Reverse Leakage
Current
Maximum DC
Zener Current
Regulation
(note 1)
(note 2)
VZ
Volts
1.8
lZT
μA
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
50
VZ
Volts
0.70
0.70
0.75
0.80
0.85
0.90
0.95
0.95
0.97
0.99
0.99
0.97
0.96
0.95
0.90
0.75
0.50
0.10
0.08
0.10
0.11
0.12
0.13
0.14
0.15
0.16
0.17
lR @ VR
lZM
μA
7.5
Volts
1.0
1.0
1.0
1.0
1.0
1.0
1.5
2.0
2.0
2.0
3.0
3.0
4.0
5.0
5.1
5.7
6.2
6.6
6.9
7.6
8.4
9.1
9.8
10.6
11.4
12.1
12.9
mA
1N4678(UR)
1N4679(UR)
1N4680(UR)
1N4681(UR)
1N4682(UR)
1N4683(UR)
1N4684(UR)
1N4685(UR)
1N4686(UR)
1N4687(UR)
1N4688(UR)
1N4689(UR)
1N4690(UR)
1N4691(UR)
1N4692(UR)
1N4693(UR)
1N4694(UR)
1N4695(UR)
1N4696(UR)
1N4697(UR)
1N4698(UR)
1N4699(UR)
1N4700(UR)
1N4701(UR)
1N4702(UR)
1N4703(UR)
1N4704(UR)
240
220
200
190
180
170
160
150
140
130
120
110
100
90
2.0
5.0
2.2
4.0
2.4
2.0
2.7
1.0
3.0
0.8
3.3
7.5
3.6
7.5
3.9
5.0
4.3
4.0
4.7
10.0
10.0
10.0
10.0
10.0
10.0
1.0
5.1
5.6
6.2
6.8
70
7.5
63.6
58.0
54.8
52.4
49.6
43.2
40.8
38.0
35.0
32.6
30.8
29.0
8.2
8.7
1.0
9.1
1.0
10.0
11.0
12.0
13.0
14.0
15.0
16.0
17.0
1.0
0.05
0.05
0.05
0.05
0.05
0.05
0.05
Rev. 20150306