Page 1
查询DL4728A供应商
Formosa MS DL4728A~DL4761A
Zener diode
Features
1. High reliability
2. Very sharp reverse characteristic
3. Low reverse current level
4. VZ-tolerance± 5%
Applications
Voltage stabilization
Absolute Maximum Ratings
Tj=25?
Parameter Test Conditions Type Symbol Value Unit
Power dissipation T
Z-current I
Junction temperature Tj 200 ?
Storage temperature range T
= 50? PV 1 W
amb
Z
-65~+175
stg
PV/V
Z
Maximum Thermal Resistance
Tj=25?
Parameter Test Conditions Symbol Value Unit
Junction ambient I=9.5mm (3/8”) TL=constant R
thJA
100 K/W
mA
?
Electrical Characteristics
Tj=25?
Parameter Test Conditions Type Symbol Min Typ Max Unit
Forward voltage IF=200mA VF 1.2
V
Formosa MS 1
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Formosa MS DL4728A~DL4761A
1)
V
Znom
V mA O O mA µ A V
DL4728A 3.3 76 <10 <400 1 <100 1
DL4729A 3.6 69 <10 <400 1 <100 1
DL4730A 3.9 64 <9 <400 1 <50 1
DL4731A 4.3 58 <9 <400 1 <10 1
DL4732A 4.7 53 <8 <500 1 <10 1
DL4733A 5.1 49 <7 <550 1 <10 1
DL4734A 5.6 45 <5 <600 1 <10 2
DL4735A 6.2 41 <2 <700 1 <10 3
DL4736A 6.8 37 <3.5 <700 1 <10 4
DL4737A 7.5 34 <4.0 <700 0. 5 <10 5
DL4738A 8.2 31 <4.5 <700 0. 5 <10 6
DL4739A 9.1 28 <5.0 <700 0. 5 <10 7
DL4740A 10 25 <7 <700 0.25 <10 7.6
DL4741A 11 23 <8 <700 0.25 <5 8.4
DL4742A 12 21 <9 <700 0.25 <5 9.1
DL4743A 13 19 <10 <700 0.25 <5 9.9
DL4744A 15 17 <14 <700 0.25 <5 11.4
DL4745A 16 15.5 <16 <700 0.25 <5 12.2
DL4746A 18 14 <20 <750 0.25 <5 13.7
DL4747A 20 12.5 <22 <750 0.25 <5 15.2
DL4748A 22 11.5 <23 <750 0.25 <5 16.7
DL4749A 24 10.5 <25 <750 0.25 <5 18.2
DL4750A 27 9.5 <35 <750 0.25 <5 20.6
DL4751A 30 8.5 <40 <1000 0.25 <5 22.8
DL4752A 33 7.5 <45 <1000 0.25 <5 25.1
DL4753A 36 7.0 <50 <1000 0.25 <5 27.4
DL4754A 39 6.5 <60 <1000 0.25 <5 29.7
DL4755A 43 6.0 <70 <1500 0.25 <5 32.7
DL4756A 47 5.5 <80 <1500 0.25 <5 35.8
DL4757A 51 5.0 <95 <1500 0.25 <5 38.8
DL4758A 56 4.5 <110 <2000 0.25 <5 42.6
DL4759A 62 4.0 <125 <2000 0.25 <5 47.1
DL4760A 68 3.7 <150 <2000 0.25 <5 51.7
DL4761A 75 3.3 <175 <2000 0.25 <5 56
1) Based on DC -measurement at thermal equilibrium while maintaining the lead temperature(TL)at 30? ,
9.5mm(3/8”) from the diode body.
IZT for r
zjT
r
zjK
at I
ZK
I
R
at VR Type
Formosa MS 2
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Formosa MS DL4728A~DL4761A
Dimensions in mm
f 2.6± 0.2
5.0± 0.2
Standard Glass Case
JEDEC LL 41
0.4 0.4
f 2.8max
Formosa MS 3
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