ZM4728 Datasheet, PDF (1/4 Pages) Semtech Corporation – SILICON PLANAR POWER ZENER DIODES

Continental Device India Limited
An ISO/TS 16949, ISO 9001 and ISO 14001 Certified Company
SILICON PLANAR POWER ZENER DIODES
ZM4728 - ZM4764
3.3 - 100V
LL-41 (MELF)
Glass Axial Package
For Use in Stabilzing and Clipping Circuits with High Power Rating
Standard Zener Voltage tolerance is +/- 10% . Add Suffix A FOR +/- 5% tolerance
ABSOLUTE MAXIMUM RATINGS (T_a=25ºC)
DESCRIPTION
Power Dissipation at T_amb=25ºC
Junction Temperature
Storage Temperature Range
SYMBOL
*P_D
T_j
T_stg
THERMAL RESISTANCE
Junction to Ambient in free Air
*R_{th (j-a)}
*Valid provided that electrodes are kept at ambient temperature
ELECTRICAL CHARACTERISTICS (T_a=25ºC V_F <1.2V at 200mA )
Device ***V_ZT at I_ZT I_ZT
*Maximum Zener
Impedance
r_zt
Z_ZK at I_ZK
Nominal
MAX
MAX
I_R
Max
ZM4728
ZM4729
ZM4730
ZM4731
ZM4732
ZM4733
ZM4734
ZM4735
ZM4736
ZM4737
ZM4738
ZM4739
ZM4740
ZM4741
ZM4742
ZM4743
ZM4744
ZM4745
ZM4746
ZM4747
ZM4748
ZM4749
ZM4750
ZM4751
ZM4752
(V)
(mA)
(Ω)
(Ω)
3.3
76
10
400
3.6
69
10
400
3.9
64
9.0
400
4.3
58
9.0
400
4.7
53
8.0
500
5.1
49
7.0
550
5.6
45
5.0
600
6.2
41
2.0
700
6.8
37
3.5
700
7.5
34
4.0
700
8.2
31
4.5
700
9.1
28
5.0
700
10
25
7.0
700
11
23
8.0
700
12
21
9.0
700
13
19
10
700
15
17
14
700
16
15.5
16
700
18
14
20
750
20
12.5
22
750
22
11.5
23
750
24
10.5
25
750
27
9.5
35
750
30
8.5
40
1000
33
7.5
45
1000
(mA)
(µA)
1.00
150
1.00
100
1.00
100
1.00
50
1.00
10
1.00
10
1.00
10
1.00
10
1.00
10
0.5
10
0.5
10
0.5
10
0.25
10
0.25
5
0.25
5
0.25
5
0.25
5
0.25
5
0.25
5
0.25
5
0.25
5
0.25
5
0.25
5
0.25
5
0.25
5
VALUE
1
+175
- 65 to +175
170
V_R
Surge
Current
Max
I_R
(V) (mA)
1.0 1375
1.0 1260
1.0 1190
1.0 1070
1.0 970
1.0 890
2.0 810
3.0 730
4.0 660
5.0 605
6.0 550
7.0 500
7.6 454
8.4 414
9.1 380
9.9 344
11.4 304
12.2 285
13.7 250
15.2 225
16.7 205
18.2 190
20.6 170
22.8 150
25.1 135
ZM4728_4764Rev120706E
Continental Device India Limited
Data Sheet
UNIT
W
ºC
ºC
K/W
**I_ZM
Max
(mA)
275
252
234
217
193
178
162
146
133
121
110
100
91
83
76
69
61
57
50
45
41
38
34
30
27
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