FM4735(A)W
THRU
FM4763(A)W
SURFACE MOUNT
GLASS PASSIVATED ZENER SILICON RECTIFIER
VOLTAGE RANGE 6.2 TO 91.0 Volts STEADY STATE POWER 1.0 WATT
FEATURES
* Plastic package has underwriters laboratory
* Excellent clamping capability
* Low zener impedance
* Low regulation factor
DO-214AC
MECHANICAL DATA
0.067 (1.70 )
0.110 ( 2.79 )
0.086 ( 2.18 )
0.051 (1.29 )
* Epoxy : Device has UL flammability classification 94V-0
0.180 ( 4.57 )
0.160 ( 4.06 )
0.012 ( 0.305 )
0.006 ( 0.152 )
0.091 ( 2.31 )
0.067 ( 1.70 )
0.059 ( 1.50 )
0.008 ( 0.203 )
0.004 ( 0.102 )
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 oC ambient temperature unless otherwise specified.
0.035 ( 0.89 )
0.209 ( 5.31 )
0.185 ( 4.70 )
Dimensions in inches and (millimeters)
MAXIMUN RATINGS ( @ TA = 25oC unless otherwise noted )
CHARACTERISTICS
Power Dissipation
SYMBOL
Ratings
UNITS
PTOT
RthJA
-
1
170
W
K / mW
%
Thermal Resis
5
Tolarance
V
Forward Voltage@If = 100mA
Junction Temp
Vf
1.0
oC
oC
-55 to 150
TJ
Storage Temp
Tstg
-55 to 150
ELECTRICAL CHARACTERISTICS ( @ TA = 25oC unless otherwise noted )
NOMINAL
ZENER
MAXIMUM
MAXIMUM DC
MAXIMUM
SURGE
MAXIMUM
FORWARD
VOLTAGE
TEST
DYNAMIC
REVERSE
CURRENT
VOLTAGE
IMPEDANCE
LEAKAGE CURRENT
CURRENT
TYPE
VZ at IZT (NOTE 1)
(Volts)
IZT
ZZT at IZT ZZK at IZK (NOTE 1) IZK
IR
VR
(NOTE 2) IRM
(mApk)
VF at 200mA
(Volts)
(mA)
(ohms)
(ohms)
(mA)
(uA)
(Volts)
Min.
Typ.
Max.
FM4735W
5.58
5.89
6.2
6.2
6.82
6.51
41.0
41.0
2.0
2.0
700
700
1.00
1.00
50.0
3.0
3.0
730.0
730.0
1.2
1.2
FM4735AW
50.0
10.0
10.0
FM4736W
6.12
6.46
6.8
6.8
7.48
7.14
37.0
37.0
3.5
3.5
700
700
1.00
1.00
4.0
4.0
660.0
660.0
1.2
1.2
FM4736AW
FM4737W
FM4737AW
FM4738W
FM4738AW
FM4739W
FM4739AW
FM4740W
FM4740AW
6.75
7.13
7.38
7.79
8.19
8.65
9.0
7.5
7.5
8.25
7.88
9.02
8.61
10.01
9.56
11.0
10.5
34.0
34.0
31.0
31.0
28.0
28.0
25.0
25.0
4.0
4.0
4.5
4.5
5.0
5.0
7.0
7.0
700
700
700
700
700
700
700
700
0.50
0.50
0.50
0.50
0.50
0.50
0.25
0.25
10.0
10.0
10.0
10.0
10.0
10.0
10.0
10.0
5.0
5.0
6.0
6.0
7.0
7.0
7.6
7.6
605.0
605.0
550.0
550.0
500.0
500.0
454.0
454.0
1.2
1.2
1.2
1.2
1.2
1.2
1.2
1.2
8.2
8.2
9.1
9.1
10.0
10.0
9.5
2007-10