RECTRON FM4763W, FM4762W, FM4761W, FM4760W, FM4759W Datasheet
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RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICATION
FEA TURES
* Plastic package has underwriters laboratory
* Excellent clamping capability
* Low zener impedance
* Low regulation factor
* Epoxy : Device has UL flammability classification 94V-0
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 oC ambient temperature unless otherwise specified.
FM4735W
THRU
FM4763W
SMX
VOLTAGE RANGE - 6.2 TO 91.0 Volts Steady State Power- 1.0 Watt
SURF ACE MOUNT ZENER SILICON RECTIFIER
Dimensions in inches and (millimeters)
MAXIMUM RA TINGS AND ELECTRICAL CHARACTERISTICE
Ratings at 25 oC ambient temperature unless otherwise specified.
2001-6
TYPE
NOMINAL
ZENER
VOLTAGE
at IZT
VZ
(NOTE 1)
(Volts)
TEST
CURRENT
IZT
(mA)
MAXIMUM DYNAMIC
IMPEDANCE
ZZT at
IZT
(Ohms)
ZZK at
(Ohms)
(NOTE 1)
IZK
(mA)
MAXIMUM DC REVERSE
LEAKAGE CURRENT
IR
(uA)
V R
(Volts)
MAXIMUM
SURGE
CURRENT
(NOTE 2)
IRM
(mApk)
MAXIMUM
FORWARD
VOLTAGE
at 200mA
VF
(Volts)
FM4738W
FM4737W
FM4736W
FM4735W 6.2
6.8
7.5
8.2
41.0
37.0
34.0
31.0 4.5
4.0
3.5
2.0 700
700
700
700
1.0
1.0
0.5
0.5
50.0
10.0
10.0
10.0
3.0
4.0
5.0
6.0
730.0
660.0
605.0
550.0
1.2
1.2
1.2
MAXIMUM RATINGS
(At TA = 25oC unless otherwise noted)
1.2
MECHANICAL DA T A
.209 (5.31)
.185 (4.70)
.091 (2.31)
.067 (1.70)
.110 (2.79)
.086 (2.18)
.011 (0.28)
.007 (0.18)
.180 (4.57)
.160 (4.06)
.059 (1.50)
.035 (0.89)
.010 (0.25)
.008 (0.20)
.067 (1.70)
.051 (1.30)
FM4740W
FM4741W
FM4742W
FM4743W
FM4744W
FM4745W
FM4746W
FM4747W
FM4748W
FM4749W
FM4750W
FM4751W
FM4752W
FM4753W
FM4754W
FM4755W
FM4756W
FM4757W
FM4758W
FM4759W
FM4760W
FM4761W
FM4762W
FM4763W
FM4739W 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
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
2.0 250.0
200.0
175.0
150.0
125.0
110.0
95.0
80.0
70.0
60.0
50.0
45.0
40.0
35.0
25.0
23.0
22.0
20.0
16.0
14.0
10.0
9.0
8.0
7.0
5.0
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
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
10.0
10.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
5.0
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
500.0
454.0
414.0
380.0
344.0
305.0
285.0
250.0
225.0
205.0
190.0
170.0
150.0
135.0
125.0
115.0
110.0
95.0
90.0
80.0
70.0
65.0
60.0
55.0
50.0
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
TYPE
NOMINAL
ZENER
VOLTAGE
at IZT
VZ
(NOTE 1)
(Volts)
TEST
CURRENT
IZT
(mA)
MAXIMUM DYNAMIC
IMPEDANCE
ZZT at
IZT
(Ohms)
ZZK at
(Ohms)
(NOTE 1)
IZK
(mA)
MAXIMUM DC REVERSE
LEAKAGE CURRENT
IR
(uA)
V R
(Volts)
MAXIMUM
SURGE
CURRENT
(NOTE 2)
IRM
(mApk)
MAXIMUM
FORWARD
VOLTAGE
at 200mA
VF
(Volts)
2001-6
1.2
NOTES :
2. Surge current is a non-repetitive, 8.3ms pulse width square wave or equivalent sine-wave superimposed on
IZT
per JEDEC Method
1. Standard voltage tolerance is 10%, Suffix “A” : + 5%
3. Maximum steady state power dissipation is 1.0 watt at T
T
=75oC
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
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