Zener Diode Chip Series
CD746A thru CD759A, CD4370A thru CD4372A
Available in JANHC and JANKC per MIL-PRF-19500/127
Features
•
•
•
0.5 Watt capability with proper heat sinking
Electrically equvalent to IN4370A thru IN4372A,
IN746A thru IN759
Compatible with all wire bonding and die attach
techniques with the exception of solder reflow
Maximum Ratings
Operating Temperature:
Storage Temperature:
-65°C to +175°C
-65°C to +175°C
Forward Voltage @ 200mA: 1.5 volts maximum
Electrical Specifications @ +25 ºC (Unless Otherwise Specified)
TYPE
NUMBER
NOMINAL
ZENER
VOLTAGE
VZ @ IZT
(NOTE 1)
VOLTS
CD4370A
CD4371A
C04372A
CD746A
CD747A
CD748A
C0749A
CD750A
C0751A
C0752A
C0753A
CD754A
CD755A
CD756A
CD757A
CD758A
C0759A
2.4
2.7
3.0
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
9.1
10.0
12.0
ZENER
TEST
CURRENT
l ZT
mA
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
20
MAXIMUM
ZENER
IMPEDANCE
(NOTE 2)
ZZT @ l ZT
OHMS
30
30
29
28
24
23
22
19
17
11
7
5
6
8
10
17
30
μA
100
75
50
10
5
5
2
5
5
5
5
2
2
1
1
1
1
VOLTS
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.5
2.0
2.5
3.5
4.0
5.0
6.0
7.0
8.0
9.0
mA
155
140
125
120
110
100
90
85
75
70
85
60
55
50
45
40
35
MAXIMUM
MAXIMUM REVERSE
lR @ VR
MAXIMUM
ZENER
CURRENT
l ZM
NOTE 1
NOTE 2
Zener voltage range equals nominal voltage + 5% for “A” Suffix. No Suffix denotes + 10%, "C" suffix = + 2% and
"D" suffix = + 1%.
Zener impedance is derived by superimposing on IZT a 60Hz rms a.c. current equal to 10% of IZT
Revision Date: 10/17/2013
New Product
1
CD746A thru CD759A, CD4370A thru CD4372A
Outline Drawing
DESIGN DATA
METALLIZATION:
Anode
AL THICKNESS:
GOLD THICKNESS:
CHIP THICKNESS:
Top:
Back:
(Anode) Al
(Cathode) Au
25,000 Å Minimum
4,000 Å Minimum
10 Mils
CIRCUIT LAYOUT DATA: For Zener operation, cathode must be operated
positive with respect to anode.
Graphs
1000
500
400
300
200
ZENER IMPEDANCE Z
ZT
(OHMS)
100
50
40
30
20
10
5
4
3
2
1
.1
.2
.5
1
2
5
10
20
50
100
OPERATING CURRENT I
ZT
(mA)
3.3 VOLT
5.1 VOLT
6.2 VOLT
ZENER IMPEDANCE VS. OPERATING CURRENT
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Aeroflex / Metelics, Inc. reserves the right to make changes to any products and services
herein at any time without notice. Consult Aeroflex or an authorized sales representative to
verify that the information in this data sheet is current before using this product. Aeroflex
does not assume any responsibility or liability arising out of the application or use of any
product or service described herein, except as expressly agreed to in writing by Aeroflex;
nor does the purchase, lease, or use of a product or service from Aeroflex convey a license
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Revision Date: 10/17/2013
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