Diodes. SMA5938B Datasheet

SMA5938B Datasheet PDF

Part SMA5938B
Description (SMA5921B Series) Surface Mount Zener Diodes
Feature SMA5921B series Surface Mount Zener Diodes P b Lead(Pb)-Free Features: * 1.5W Power Dissipation * Fo.
Manufacture Weitron
Datasheet
Download SMA5938B Datasheet

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SMA5938B
Surface Mount Zener Diodes
P b Lead(Pb)-Free
Features:
* 1.5W Power Dissipation
* For Surface Mounted Applications
* Zener Breakdown Voltage Range 6.8V to 68V
Mechanical Data
* Case: Molded plastic SMA/DO-214AC
* Epoxy: UL 94V-0 rate flame retardant
* Terminals: Solderable per MIL-STD-750 method 2026
* Polarity: cathode band
* Mounting position: Any
* Weight: 0.064 gram
SMA5921B series
SURFACE MOUNT
ZENER DIODES
1.5 WATTS
SMA
SMA Outline Dimension
B
AC
D
J
G
H
E
unit:mm
Dim
A
B
C
D
E
G
H
J
SMA
Min
2.20
4.00
1.27
0.15
4.48
0.10
0.76
1.70
Max
2.92
4.60
1.63
0.31
5.59
0.20
1.52
2.62
WEITRON
http://www.weitron.com.tw
1/3
23-Oct-06
Free Datasheet http://www.datasheet4u.com/



SMA5938B
SMA5921B series
Maximum Ratings (TA=25 C Unless Otherwise Noted)
Characteristics
Symbol
Half sine-wave superimposed on rated load1
(JEDEC method)
IFSM
Power Dissipation2
PD
Value
10
1.5
Unit
A
W
Maximun junction Temperature
Storage Temperature Range
Tj 150 °C
TSTG -55 to +150 °C
NOTES : (1) Measurd on 8.3ms, single half-sine wave or equivalent square wave, duty cycle = 4 pulses per minute maximum.
(2) Mounted on 5.0mm2(.013mm thick) land areas.
Part No.
SMA5921B
SMA5922B
SMA5923B
SMA5924B
SMA5925B
SMA5926B
SMA5927B
SMA5928B
SMA5929B
SMA5930B
SMA5931B
SMA5932B
SMA5933B
SMA5934B
SMA5935B
SMA5936B
SMA5937B
SMA5938B
SMA5939B
SMA5940B
SMA5941B
SMA5942B
SMA5943B
SMA5944B
SMA5945B
Suffix B for 5%
Vz
(V)
6.8
7.5
8.2
9.1
10
11
12
13
15
16
18
20
22
24
27
30
33
36
39
43
47
51
56
62
68
Electrical Characteristic (Ta=25°C)
IzT
( mA )
ZZT
(Ω)
ZZK
(Ω)
IZK
( mA )
IR VR
(μA)
(V)
55.1
2.5
200
1.0
2.5
5.2
50.0
3.0
400
0.5
2.5
6.0
45.7
3.5
400
0.5
2.5
6.5
41.2
4.0
500
0.5
2.5
7.0
37.5
4.5
500 0.25 2.5
8.0
34.1
5.5
550 0.25 2.5
8.4
31.2
6.5
550 0.25 0.5
9.1
28.8
7.0
550 0.25 0.5
9.9
25.0 9.0 600 0.25 0.5 11.4
23.4 10 600 0.25 0.5 12.2
20.8 12 650 0.25 0.5 13.7
18.7 14 650 0.25 0.5 15.2
17.0
17.5
650
0.25
0.5
16.7
15.6 19 700 0.25 0.5 18.2
13.9 23 700 0.25 0.5 20.6
12.5 26 750 0.25 0.5 22.8
11.4 33 800 0.25 0.5 25.1
10.4 38 850 0.25 0.5 27.4
9.6 45 900 0.25 0.5 29.7
8.7 53 950 0.25 0.5 32.7
8.0
67
1000
0.25
0.5
35.8
7.3
70
1100
0.25
0.5
38.8
6.7
86
1300
0.25
0.5
42.6
6.0 100 1500 0.25 0.5 47.1
5.5 120 1700 0.25 0.5 51.7
Surge
Current
( mA )
221
200
183
165
150
136
125
115
100
94
83
75
68
63
56
50
45
42
38
35
32
29
27
24
22
WEITRON
http: // www.weitron.com.tw
2/3
23-Oct-06
Free Datasheet http://www.datasheet4u.com/




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