SMAL4728-SMAL4764
Surface Mount Silicon Zener Diodes
V
Z
: 3.3 - 100 Volts
P
D
: 1 Watt
SMA/DO-214AC
Features
Complete Voltage Range 3.3 to 100 Volts
High peak reverse power dissipation
High reliability
Low leakage current
Pb / RoHS Free
Mechanical Data
Case : SMA Molded plastic
Epoxy : UL94V-O rate flame retardant
Polarity : Color band denotes cathode end
Mounting position : Any
Weight : 0.060 gram (Approximately)
MAXIMUM RATINGS
Rating at 25 °C ambient temperature unless otherwise specified
Dimensions in inches and (millimeters)
Rating
DC Power Dissipation at T
L
= 75 °C (Note1)
Maximum Forward Voltage at I
F
= 200 mA
Junction Temperature Range
Storage Temperature Range
Symbol
P
D
V
F
T
J
T
STG
Value
1.0
1.2
- 55 to + 150
- 55 to + 150
Unit
W
V
°C
°C
Note :
(1) P.C.B. Mounted on 0.31x0.31x0.08" (8x8x2mm) copper areas pad
Fig. 1 MAXIMUM CONTINUOUS POWER DERATING
P
D
, MAXIMUM DISSIPATION
(WATTS)
1.25
1.00
0.75
0.50
0.25
0
0
P.C.B. Mounted on
0.31x0.31x0.08" (8x8x2mm)
copper areas pads
25
50
75
100
125
150
175
T
L,
LEAD TEMPERATURE (°C)
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SAML4728-SMAL4764
Surface Mount Silicon Zener Diodes
ELECTRICAL CHARACTERISTICS
Rating at 25 °C ambient temperature unless otherwise specified
Nominal Zener
Maximum Zener
Impedance
I
ZT
(mA)
76.0
69.0
64.0
58.0
53.0
49.0
45.0
41.0
37.0
34.0
31.0
28.0
25.0
23.0
21.0
19.0
17.0
15.5
14.0
12.5
11.5
10.5
9.5
8.5
7.5
7.0
6.5
6.0
5.5
5.0
4.5
4.0
3.7
3.3
3.0
2.8
2.5
Z
ZT
@ I
ZT
(Ω )
10
10
9.0
9.0
8.0
7.0
5.0
2.0
3.5
4.0
4.5
5.0
7.0
8.0
9.0
10
14
16
20
22
23
25
35
40
45
50
60
70
80
95
110
125
150
175
200
250
350
Z
ZK
@ I
ZK
(Ω )
400
400
400
400
500
550
600
700
700
700
700
700
700
700
700
700
700
700
750
750
750
750
750
1000
1000
1000
1000
1500
1500
1500
2000
2000
2000
2000
3000
3000
3000
I
ZK
(mA)
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
1.0
0.5
0.5
0.5
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
0.25
Maximum Reverse
Leakage Current
I
R
@ V
R
(μA)
100
100
50
10
10
10
10
10
10
10
10
10
10
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
(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
7.6
8.4
9.1
9.9
11.4
12.2
13.7
15.2
16.7
18.2
20.6
22.8
25.1
27.4
29.7
32.7
35.8
38.8
42.6
47.1
51.7
56.0
62.2
69.2
76.0
Maximum DC
Zener Current
I
ZM
(mA)
276
252
234
217
193
178
162
146
133
121
110
100
91
83
76
69
61
57
50
45
41
38
34
30
27
25
23
22
19
18
16
14
13
12
11
10
9.0
Maximum
Surge Current
I
RM
(2)
(mApk)
1380
1260
1190
1070
970
890
810
730
660
605
550
500
454
414
380
344
305
285
250
225
205
190
170
150
135
125
115
110
95
90
80
70
65
60
55
50
45
Voltage
V
Z
(1)
@ I
ZT
(V)
SMAL4728
SMAL4729
SMAL4730
SMAL4731
SMAL4732
SMAL4733
SMAL4734
SMAL4735
SMAL4736
SMAL4737
SMAL4738
SMAL4739
SMAL4740
SMAL4741
SMAL4742
SMAL4743
SMAL4744
SMAL4745
SMAL4746
SMAL4747
SMAL4748
SMAL4749
SMAL4750
SMAL4751
SMAL4752
SMAL4753
SMAL4754
SMAL4755
SMAL4756
SMAL4757
SMAL4758
SMAL4759
SMAL4760
SMAL4761
SMAL4762
SMAL4763
SMAL4764
Notes :
(1) Standard voltage tolerance is
±10%, Suffix A ± 5%
(2) Surge current is a non-repetitive,8.3ms pulse width square wave or equivalent sine-wave superimposed on IZT per JEDEC Method
(3) " SML " will be omitted in marking on the diode.
3.3
3.6
3.9
4.3
4.7
5.1
5.6
6.2
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
75
82
91
100
Type
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