UPM
DL4728A~DL4764A
SURFACE MOUNT ZENER DIODES
Voltage Range 3.3-100 Volts Power 1.0mWatts
Features
* Low profile package * Built-in strain relief * Low inductance * Both normal and Pb free product are available :
Normal : 80~95% Sn, 5~20% Pb
Pb free: 98.5% Sn above
MELF/DL-41
.110(2.8) .102(2.6)DIA.
Mechanical Data
Case: Molded Glass MELF / DL-41 Terminals: Solderable per MIL-STD-202E, Method 208 Polarity: See Diagram Below Approx. Weight: 0.16 grams Mounting Position: Any Packing information
T/R - 5K per 13" paper Reel
.020(0.5) .012(0.3)
.216(5.5) .201(5.1)
.020(0.5) .012(0.3)
Dimensions in millimeters
Maximum Ratings and Electrical Characteristics
Ratings at 25°C ambient temperature unless otherwise specified.
arameter Power Dissipation at Tamb = 25 OC
Symbo PTOT
Junction Temperature
TJ
Storage Temperature Range
TS TG
*Valid provided that leads at a distance of 10mm from case are kept at ambient temperature.
Value 1* 200
-65 to + 200
Parameter Thermal Resistance Junction to Ambient Air
Symbol
RthA
Mi n. --
Forward Voltage at IF = 200mA
VF --
*Valid provided that leads at a distance of 10mm from case are kept at ambient temperature.
Typ.
---
Max. 170* 1.2
Unit s W OC OC
Units K/W
V
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E -mail:
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UPM
DL4728A~DL4764A
SURFACE MOUNT ZENER DIODES
Voltage Range 3.3-100 Volts Power 1.0mWatts
Maximum Zener Voltage
Part Number
VZ @ IZT
Nom. V Min. V
Max. V
1.0 watt Zener Diodes (Glass Sealed Envelope)
DL4728A
3.3 3.1 3.5
DL4729A
3.6 3.4 3.8
DL4730A
3.9 3.7 4.1
DL4731A
4.3 4.1 4.5
DL4732A
4.7 4.5 4.9
DL4733A
5.1 4.8 5.4
DL4734A
5.6 5.3 5.9
DL4735A
6.2 5.9 6.5
DL4736A
6.8 6.5 7.1
DL4737A
7.5 7.1 7.9
DL4738A
8.2 7.8 8.6
DL4739A
9.1 8.6 9.6
DL4740A
10.0 9.5 10.5
DL4741A
11.0 10.5 11.6
DL4742A
12.0 11.4 12.6
DL4743A
13.0
12.4
13.7
DL4744A
15.0
14.3
15.8
DL4745A
16.0
15.2
16.8
DL4746A
18.0 17.1 18.9
DL4747A
20.0 19.0 21.0
DL4748A
22.0 20.9 23.1
DL4749A
24.0 22.8 25.2
DL4750A
27.0 25.7 28.4
DL4751A
30.0 28.5 31.5
DL4752A
33.0 31.4 34.7
DL4753A
36.0 34.2 37.8
DL4754A
39.0
37.1
41.0
DL4755A
43.0
40.9
45.2
DL4756A
47.0
44.7
49.4
DL4757A
51.0 48.5 53.6
DL4758A
56.0 53.2 58.8
DL4759A
62.0 58.9 65.1
DL4760A
68.0 64.6 71.4
DL4761A
75.0 71.3 78.8
DL4762A
82.0 77.9 86.1
DL4763A
91.0 86.5 95.6
DL4764A
100.0 95.0 105.0
Maximum Zener Impedance
ZZT @ IZT mA
ZZK @ IZK mA
10.0 10.0 9.0 9.0 8.0 7.0 5.0 2.0 3.5 4.0 4.5 5.0 7.0 8.0 9.0 10.0 14.0 16.0 20.0 22.0 23.0 25.0 35.0 40.0 45.0 50.0 60.0 70.0 80.0 95.0 110.0 125.0 150.0 175.0 200.0 250.0 350.0
76.0 69.0 64.0 58.0 53.0 49.0 45.0 41.0 37.0 34.0 31.0 28.0 25.0 23.0 21.0 19.0 17.0 15.5 14.0 12.5 11.5 10.5 9.5 8.5 7.5 7.0 6.5 6.0 5.5 5.0 4.5 4.0 3.7 3.3 3.0 2.8 2.5
400 400 400 400 500 550 600 700 700 700 700 700 700 700 700 700 700 700 750 750 750 750 750 1000 1000 1000 1000 1500 1500 1500 2000 2000 2000 2000 3000 3000 3000
1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 1.00 0.50 0.50 0.50 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25 0.25
Ma x imu m Leakage Current IR @ VR
uA V
100 1.0 100 1.0 50 1.0 10 1.0 10 1.0 10 1.0 10 2.0 10 3.0 10 4.0 10 5.0 10 6.0 10 7.0 10 7.6
5 8.4 5 9.1 5 9.9 5 11.4 5 12.2 5 13.7 5 15.2 5 16.7 5 18.2 5 20.6 5 22.8 5 25.1 5 27.4 5 29.7 5 32.7 5 35.8 5 38.8 5 42.6 5 47.1 5 51.7 5 56.0 5 62.2 5 69.2 5 76.0
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E -mail:
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Iz (mA)
POWER DISSIPATION, Watts
UPM
DL4728A~DL4764A
SURFACE MOUNT ZENER DIODES
Voltage Range 3.3-100 Volts Power 1.0mWatts
Rating And Characteristic Curves
1.0 0.8 0.6 0.4 0.2
0 50 100 150 200 250
AMBIENT TEMPERATURE, OC
Fig.1 Power Derating Curve
100 80 60 40 20 0
4750
4749 4748 4747
4744
4742 4741 4739
4735 4733 4732 4731 4728
Vz (V)
5 10 15 20 25 30
Fig.2 Breakdown Characteristics
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E -mail:
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