SeCoS DL4741A 1w , melf surface mount zener diode Datasheet

DL47xxA Series
1W , MELF
Surface Mount Zener Diodes
Elektronische Bauelemente
RoHS Compliant Product
A suffix of “-C” specifies halogen & lead-free
FEATURES








MELF
Zener Voltage Range 3.3 to 56 Volts
MELF Package (JEDEC DO-213AB)
Surface Mount Devices (SMD)
Hermetically Sealed Glass
Compression Bonded Construction
All External Surfaces Are Corrosion Resistant And
Terminals Are Readily Solderable
Matte Tin (Sn) Lead Finish
Color band Indicates Negative Polarity
B
C
A
C
REF.
A
B
C
Millimeter
Min.
Max.
4.80
5.20
2.39
2.66
0.41
0.55
ABSOLUTE MAXIMUM RATINGS (TA=25°C unless otherwise specified)
Parameter
Thermal Resistance Junction to Ambient
Power Dissipation
Operating and Storage Temperature Range
Symbol
Rating
Unit
RθJA
170
°C / W
PD
1
W
TJ, TSTG
175, -65~200
°C
Notes:
1. These ratings are limiting values above which the service ability of the diode may be impaired.
15-Dec-2011 Rev. C
Page 1 of 3
DL47xxA Series
1W , MELF
Surface Mount Zener Diodes
Elektronische Bauelemente
ELECTRICAL RATINGS (TA=25°C unless otherwise specified)
Zener Voltage Range
Type Number
Zener Impedance
VZ @ IZT
IZT
ZZT @ IZT
IZK
Nom(V)
mA
DL4728A
3.3
76
10
1
DL4729A
3.6
69
10
DL4730A
3.9
64
DL4731A
4.3
DL4732A
Leakage Current
ZZK @ IZK
IR @ VR
VR
μA(MAX)
V
400
100
1
1
400
100
1
9
1
400
50
1
58
9
1
400
10
1
4.7
53
8
1
500
10
1
DL4733A
5.1
49
7
1
550
10
1
DL4734A
5.6
45
5
1
600
10
2
DL4735A
6.2
41
2
1
700
10
3
DL4736A
6.8
37
3.5
1
700
10
4
DL4737A
7.5
34
4
0.5
700
10
5
DL4738A
8.2
31
4.5
0.5
700
10
6
DL4739A
9.1
28
5
0.5
700
10
7
DL4740A
10
25
7
0.25
700
10
7.6
DL4741A
11
23
8
0.25
700
5
8.4
DL4742A
12
21
9
0.25
700
5
9.1
DL4743A
13
19
10
0.25
700
5
9.9
DL4744A
15
17
14
0.25
700
5
11.4
DL4745A
16
15.5
16
0.25
700
5
12.2
DL4746A
18
14
20
0.25
700
5
13.7
DL4747A
20
12.5
22
0.25
750
5
15.2
DL4748A
22
11.5
23
0.25
750
5
16.7
DL4749A
24
10.5
25
0.25
750
5
18.2
DL4750A
27
9.5
35
0.25
750
5
20.6
DL4751A
30
8.5
40
0.25
1000
5
22.8
DL4752A
33
7.5
45
0.25
1000
5
25.1
DL4753A
36
7
50
0.25
1000
5
27.4
DL4754A
39
6.5
60
0.25
1000
5
29.7
DL4755A
43
6
70
0.25
1500
5
32.7
DL4756A
47
5.5
80
0.25
1500
5
35.8
DL4757A
51
5
95
0.25
1500
5
38.8
DL4758A
56
4.5
110
0.25
2000
5
42.6
Ω(MAX)
VF Forward Voltage=1.2V Maximum @ IF=200mA for all types
Notes:
1. The device numbers listed have a standard tolerance on the nominal zener voltage of ±5%.
2. The zener impedance is derived from the 60-cycle ac voltage, which results when an ac current having an rms value equal to
10% of the dc zener current (IZT or IZK) is superimposed to IZT or IZK.
15-Dec-2011 Rev. C
Page 2 of 3
DL47xxA Series
Elektronische Bauelemente
1W , MELF
Surface Mount Zener Diodes
CHARACTERISTIC CURVES
15-Dec-2011 Rev. C
Page 3 of 3
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