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• 50µA, LOW OPERATING CURRENT, ZENER DIODES
• LEADLESS PACKAGE FOR SURFACE MOUNT
• DOUBLE PLUG CONSTRUCTION
• METALLURGICALLY BONDED
CDLL4678
thru
CDLL4717
MAXIMUM RATINGS
Operating Temperature: -65°C to +175°C
Storage Temperature: -65°C to +175°C
Power Dissipation:
500mW @ TEC +125°C
DC Power Derating: 10 mW / °C above TEC +125°C
Forward Voltage : 1.1 Volts maximum @ 200 mA
ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise specified.
CDI
TYPE
NUMBER
(Note 1)
CDLL4678
CDLL4679
CDLL4680
CDLL4681
CDLL4682
CDLL4683
CDLL4684
CDLL4685
CDLL4686
CDLL4687
CDLL4688
CDLL4689
CDLL4690
CDLL4691
CDLL4692
CDLL4693
CDLL4694
CDLL4695
CDLL4696
CDLL4697
CDLL4698
CDLL4699
CDLL4700
CDLL4701
CDLL4702
CDLL4703
CDLL4704
CDLL4705
CDLL4706
CDLL4707
CDLL4708
CDLL4709
CDLL4710
CDLL4711
CDLL4712
CDLL4713
CDLL4714
CDLL4715
CDLL4716
CDLL4717
NOMINAL
ZENER
VOLTAGE
VZ
VOLTS
1.8
2.0
2.2
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
8.7
9.1
10.0
11.0
12.0
13.0
14.0
15.0
16.0
17.0
18.0
19.0
20.0
22.0
24.0
25.0
27.0
28.0
30.0
33.0
36.0
39.0
43.0
ZENER
TEST
CURRENT
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
50
50
50
50
50
50
50
50
50
50
50
50
50
MAXIMUM
VOLTAGE
REGULATION
VZ
(Note 2)
VOLTS
0.70
0.70
0.75
0.80
0.80
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
0.18
0.19
0.20
0.22
0.24
0.25
0.27
0.28
0.30
0.33
0.36
0.39
0.43
MAXIMUM REVERSE
LEAKAGE
CURRENT
lR @ VR
µA
7.5
5.0
4.0
2.0
1.0
0.8
7.5
7.5
5.0
4.0
10.0
10.0
10.0
10.0
10.0
10.0
1.0
1.0
1.0
1.0
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.05
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
0.01
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
13.6
14.4
15.2
16.7
18.2
19.0
20.4
21.2
22.8
25.0
27.3
29.8
32.6
MAXIMUM
DC ZENER
CURRENT
lZM
mA
120.0
110.0
100.0
95.0
90.0
85.0
80.0
75.0
70.0
65.0
60.0
55.0
50.0
45.0
35.0
31.8
29.0
27.4
26.2
24.8
21.6
20.4
19.0
17.5
16.3
15.4
14.5
13.2
12.5
11.9
10.8
9.9
9.5
8.8
8.5
7.9
7.2
6.6
6.1
5.5
NOTE 1 All types are + 5% tolerance. VZ is measured with the Diode in thermal equilibrium
at 25°C + 3°C.
NOTE 2 VZ @ 100 µA minus VZ @ 10µA.
MILLIMETERS INCHES
DIM MIN MAX MIN MAX
D 1.60 1.70 0.063 0.067
F 0.41 0.55 0.016 0.022
G 3.30 3.70 .130 .146
G1 2.54 REF. .100 REF.
S 0.03 MIN. .001 MIN.
FIGURE 1
DESIGN DATA
CASE: DO-213AA, Hermetically sealed
glass case. (MELF, SOD-80, LL34)
LEAD FINISH: Tin / Lead
THERMAL RESISTANCE: (ROJEC):
100 ˚C/W maximum at L = 0 inch
THERMAL IMPEDANCE: (ZOJX): 35
˚C/W maximum
POLARITY: Diode to be operated with
the banded (cathode) end positive.
MOUNTING SURFACE SELECTION:
The Axial Coefficient of Expansion
(COE) Of this Device is Approximately
+6PPM/°C. The COE of the Mounting
Surface System Should Be Selected To
Provide A Suitable Match With This
Device.
22 COREY STREET, MELROSE, MASSACHUSETTS 02176
PHONE (781) 665-1071
FAX (781) 665-7379
WEBSITE: http://www.cdi-diodes.com E-mail: mail@cdi-diodes.com

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CDLL4678 thru CDLL4717
500
400
300
200
100
0
0
FIGURE 2
25 50 75 100 125 150 175
TEC , End cap temperature (°C)
POWER DERATING CURVE
1000
500
400
300
200
100
50
40
30
20
10
5
4
3
2
27 VOLT
3.3 VOLT
11 VOLT
6.2 VOLT
1
.1
.2 .3 .4 .5
1 2 5 10 20
OPERATING CURRENT lZT (mA)
FIGURE 3
30 40
50
100
ZENER IMPEDANCE VS. OPERATING CURRENT