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FCI |
Data Sheet
Description
1.5 WATTS
Surface Mount Zener Diode
Mechanical Dimensions
.055(1.40)
.062(1.60)
.098(2.50)
.114(2.90)
.078(2.00)
.096(2.44)
.030(0.76)
.060(1.52)
.157(4.00)
.181(4.60)
.006(.152)
.012(.305)
.002(.051)
.008(.203)
.188(4.80)
.208(5.28)
SMA/DO-214AC
Dimensions in inches and (millimeters)
Features
¬ For surface mounted applications
¬ 1.5 W power dissipation
¬ Ideally suited for automated assembly
processes
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
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25oC ambient temperature unless otherwise specified.
SYMBOL
VALUE
UNIT
Power Dissipation (Note 1) PD 1.5 W
Half sine-wave superimposed on rated load
(Note 2)
(JEDEC method)
IFSM
10 A
Operating junction and Storage Temperature
Range
TJ, TSTG
-55 to +150
NOTES : (1) Mounted on 5.0mm2(.013mm thick) land areas.
(2) Measurd on 8.3ms, single half-sine wave or equivalent square wave, duty cycle = 4 pulses per minute maximum.
oC
Data Sheet
1.5 WATTS
Surface Mount Zener Diode
1SMA5921B THRU SMA5945B
Part No.
Electrical Characteristic (Ta=25oC)
Vz IzT ZZT ZZK IZK IR(uA) Max.
( V ) ( mA ) (Ohm) (Ohm) ( mA )
VR(V)
Surge
Current
( mA )
1SMA5921B
6.8
55.1
2.5
200 1.0
2.5
5.2
221
1SMA5922B
7.5
50.0
3.0
400 0.5
2.5
6.0
200
1SMA5923B
8.2
45.7
3.5
400 0.5
2.5
6.5
183
1SMA5924B
9.1
41.2
4.0
500 0.5
2.5
7.0
165
1SMA5925B
10
37.5
4.5
500 0.25 2.5
8.0
150
1SMA5926B
11
34.1
5.5
550 0.25 2.5
8.4
136
1SMA5927B
12
31.2
6.5
550 0.25 0.5
9.1
125
1SMA5928B
13
28.8
7.0
550 0.25 0.5
9.9
115
1SMA5929B
15
25.0
9.0
600 0.25
0.5
11.4
100
1SMA5930B
16
23.4
10
600 0.25 0.5 12.2
94
1SMA5931B
18
20.8
12
650 0.25 0.5 13.7
83
1SMA5932B
20
18.7
14
650 0.25 0.5 15.2
75
1SMA5933B
22
17.0 17.5 650 0.25
0.5
16.7
68
1SMA5934B
24
15.6
19
700 0.25 0.5 18.2
63
1SMA5935B
27
13.9
23
700 0.25 0.5 20.6
56
1SMA5936B
30
12.5
26
750 0.25 0.5 22.8
50
1SMA5937B
33
11.4
33
800 0.25 0.5 25.1
45
1SMA5938B
36
10.4
38
850 0.25 0.5 27.4
42
1SMA5939B
39
9.6
45
900 0.25 0.5 29.7
38
1SMA5940B
43
8.7
53
950 0.25 0.5 32.7
35
1SMA5941B
47
8.0
67
1000
0.25
0.5
35.8
32
1SMA5942B
51
7.3
70
1100
0.25
0.5
38.8
29
1SMA5943B
56
6.7
86
1300
0.25
0.5
42.6
27
1SMA5944B
62
6.0 100 1500 0.25 0.5 47.1
24
1SMA5945B
68
5.5 120 1700 0.25 0.5 51.7
22
Suffix B for 5%, Suffix "A" for 10%
FIG 1. STEADY STATE POWERDERATING
FIG 2. ZENER VOLTAGE-TO 12 VOLTS
5
4
1.5
1.0
0.5
0
0 25 50 75 100 125 150 175
TL,LEADTEMPERATURE(°C)
8
6 VZ@IZT
4
2
0
-2
-4
3 4 5 6 7 8 9 10 11 12
VZ,ZENERVOLTAGE(VOLTS)
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