• ZENER DIODE CHIPS
CD4678
thru
• ALL JUNCTIONS COMPLETELY PROTECTED WITH SILICON DIOXIDE
• ELECTRICALLY EQUIVALENT TO 1N4678 THRU 1N4717
• 0.5 WATT CAPABILITY WITH PROPER HEAT SINKING
CD4717
µ
• 50 A, LOW OPERATING CURRENT, ZENER DIODES
• COMPATIBLE WITH ALL WIRE BONDING AND DIE ATTACH TECHNIQUES,
WITH THE EXCEPTION OF SOLDER REFLOW
MAXIMUM RATINGS
23 MILS
15 MILS
Operating Temperatures: -65°C to +175°C
Storage Temperatures: -65°C to +175°C
Forward Voltage @ 200 mA: 1.5 Volts maximum
ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise speci½ed.
CDI
TYPE
NUMBER
NOMINAL
ZENER
VOLTAGE
ZENER
TEST
MAXIMUM
VOLTAGE
MAXIMUM REVERSE
LEAKAGE
MAXIMUM
DC ZENER
CURRENT
CURRENT REGULATION
³V
CURRENT
V
l
l
@ V
l
Z
ZT
Z
R
R
ZM
(Note 1)
(Note 3)
VOLTS
(Note 2)
VOLTS
µ A
µ A
VOLTS
mA
CD4678
CD4679
CD4680
CD4681
CD4682
1.8
2.0
2.2
2.4
2.7
50
50
50
50
50
0.70
0.70
0.75
0.80
0.80
7.5
5.0
4.0
2.0
1.0
1.0
1.0
1.0
1.0
1.0
120.0
110.0
100.0
95.0
BACKSIDE IS CATHODE
90.0
CD4683
CD4684
CD4685
CD4686
CD4687
3.0
3.3
3.6
3.9
4.3
50
50
50
50
50
0.90
0.95
0.95
0.97
0.99
0.8
7.5
7.5
5.0
4.0
1.0
1.5
2.0
2.0
2.0
85.0
80.0
75.0
70.0
65.0
FIGURE 1
CD4688
CD4689
CD4690
CD4691
CD4692
4.7
5.1
5.6
6.2
6.8
50
50
50
50
50
0.99
0.97
0.96
0.95
0.90
10.0
10.0
10.0
10.0
10.0
3.0
3.0
4.0
5.0
5.1
60.0
55.0
50.0
45.0
35.0
DESIGN DATA
CD4693
CD4694
CD4695
CD4696
CD4697
7.5
8.2
50
50
50
50
50
0.75
0.50
0.10
0.08
0.10
10.0
1.0
1.0
1.0
1.0
5.7
6.2
6.6
6.9
7.6
31.8
29.0
27.4
26.2
24.8
METALLIZATION:
Top: (Anode).....................Al
8.7
9.1
10.0
Back: (Cathode)................Au
AL THICKNESS....... ......25,000 Å Min
GOLD THICKNESS..........4,000 Å Min
CHIP THICKNESS....................10 Mils
CD4698
CD4699
CD4700
CD4701
CD4702
11.0
12.0
13.0
14.0
15.0
50
50
50
50
50
0.11
0.12
0.13
0.14
0.15
0.05
0.05
0.05
0.05
0.05
8.4
9.1
9.8
10.6
11.4
21.6
20.4
19.0
17.5
16.3
CD4703
CD4704
CD4705
CD4706
CD4707
16.0
17.0
18.0
19.0
20.0
50
50
50
50
50
0.16
0.17
0.18
0.19
0.20
0.05
0.05
0.05
0.05
0.01
12.1
12.9
13.6
14.4
15.2
15.4
14.5
13.2
12.5
11.9
CIRCUIT LAYOUT DATA:
For Zener operation, cathode
must be operated positive with
respect to anode.
CD4708
CD4709
CD4710
CD4711
CD4712
22.0
24.0
25.0
27.0
28.0
50
50
50
50
50
0.22
0.24
0.25
0.27
0.28
0.01
0.01
0.01
0.01
0.01
16.7
18.2
19.0
20.4
21.2
10.8
9.9
9.5
8.8
8.5
CD4713
CD4714
CD4715
CD4716
CD4717
30.0
33.0
36.0
39.0
43.0
50
50
50
50
50
0.30
0.33
0.36
0.39
0.43
0.01
0.01
0.01
0.01
0.01
22.8
25.0
27.3
29.8
32.6
7.9
7.2
6.6
6.1
5.5
TOLERANCES: ALL
Dimensions + 2 mils
NOTE 1 The JEDEC type numbers shown above have a standard tolerance of
+ 5% oF the nominal Zener voltage. Vz is measured with the diode in
thermal equilibrium at 25°C + 3°C.
NOTE 2
V @ 100 µ A minus V @ 10µ A.
Z Z
NOTE 3 Zener voltage is read using a pulse measurement, 10 milliseconds maximum.
6 LAKE STREET, LAWRENCE, MASSACHUSETTS 01841
PHONE (978) 620-2600
WEBSITE: http://www.microsemi.com
FAX (978) 689-0803
197