DL4728A Rectron Limited, DL4728A Datasheet
DL4728A
Manufacturer Part Number
DL4728A
Description
Surface Mount M.e.l.f Zener Diode
Manufacturer
Rectron Limited
Datasheet
1.DL4728A.pdf
(4 pages)
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Quantity
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Part Number:
DL4728A
Manufacturer:
SeCoS
Quantity:
30 990
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Part Number:
DL4728A
Manufacturer:
DEC
Quantity:
3 509
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DL4728A
Manufacturer:
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Quantity:
20 000
MAXIMUN RATINGS ( @ T
ELECTRICAL CHARACTERISTICS ( @ T
Junction Temp
Tolarance
Power Dissipation
Thermal Resis
Forward Voltage@If = 100mA
Storage Temp
FEATURES
*
*
*
*
MECHANICAL DATA
*
*
*
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Through-Hole Device Type Mounting
Hermetically Sealed Glass
Compression Bonded Construction
All external surfaces are corrosion resistant and leads
are readily solderable
Package : LL-41 (MELF)
Case : Hermetically Sealed Glass
Lead : Tin
DL4728A
DL4729A
DL4730A
DL4731A
DL4732A
DL4733A
DL4734A
DL4735A
DL4736A
DL4737A
DL4738A
DL4739A
TYPE
o
C ambient temperature unless otherwise specified.
CHARACTERISTICS
A
= 25
Vz(V)
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
6.8
7.5
8.2
9.1
o
VOLTAGE
C unless otherwise noted )
ZENER
A
Izt(mA)
= 25
76
69
64
58
53
49
45
41
37
34
31
28
SURFACE MOUNT M.E.L.F
o
C unless otherwise noted )
Zz
3.5
4.5
10
10
T
9
9
8
7
5
2
4
5
MAX ZENER
IMPEDANCE
(W)
ZENER DIODE
@Iz
T
Iz
T
76
69
64
58
53
49
45
41
37
34
31
28
(mA)
SYMBOL
P
R
T
TOT
th
Vf
T
-
stg
JA
J
Zz
400
400
400
400
500
550
600
700
700
700
700
700
K
MAX ZENER
IMPEDANCE
(W)
@Izk
Iz
K
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
0.5
0.5
0.5
(mA)
(0.024)0.60
(0.018)0.46
2 Places
Dimensions in inches and (millimeters)
-65 to 200
Ratings
V
1.0
1.0
1.0
1.0
1.0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
R
170
200
1.0
(V)
1
5
MAX IMUM
CURRENT
REVERSE
(0.205)5.2
(0.198)4.8
I
R
100
100
50
10
10
10
10
10
10
10
10
10
(uA)
DL4728A
DL4764A
THRU
REGULATOR
MAX IMUM
CURRENT
(0.106)2.70
(0.094)2.40
UNITS
Iz
K / W
M
W
o
o
276
252
234
217
193
178
162
146
133
121
110
100
%
V
C
C
(mA)
LL-41
2008-02
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DL4728A Summary of contents
Page 1
... DL4728A THRU DL4764A LL-41 (0.106)2.70 (0.094)2.40 (0.205)5.2 (0.198)4.8 Ratings UNITS 1 W 170 1.0 V 200 -65 to 200 MAX IMUM MAX IMUM REVERSE REGULATOR CURRENT CURRENT V (V) ...
Page 2
ELECTRICAL CHARACTERISTICS ( @ ZENER VOLTAGE TYPE Vz(V) Izt(mA) DL4740A 10 25 DL4741A 11 23 DL4742A 12 21 DL4743A 13 19 DL4744A 15 17 DL4745A 16 15.5 DL4746A 12.5 DL4747A DL4748A 22 11.5 ...
Page 3
... RATING AND CHARACTERISTICS CURVES ( DL4728A THRU DL4764A ) 1.25 1.00 0.75 0.50 0. 100 AMBIENT TEMPERATURE, ( FIG.1 ADMISSIBLE POWER DISSIPATION vs. AMBIENT TEMPERATURE Pulse Width = 300uS 1% Duty Cycle 1 0.1 0.01 0.4 0.6 0.8 1 INSTANTANTEOUS FORWARD VOLTAGE, (V) FIG.3 TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 10000 1000 100 10 125 150 175 200 0 ...
Page 4
DISCLAIMER NOTICE Rectron Inc reserves the right to make changes without notice to any product specification herein, to make corrections, modifications, enhancements or other changes. Rectron Inc or anyone on its behalf assumes no responsibility or liabi- lity for any ...