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Details, datasheet, quote on part number:FN4757W-W
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Datasheet text preview:
RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICATION
FM4735W THRU FM4763W
SURFACE MOUNT 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
MECHANICAL DATA
* Epoxy : Device has UL flammability classification 94V-0
.209 (5.31) .185 (4.70) .110 (2.79) .086 (2.18) .091 (2.31) .067 (1.70)
SMX
.067 (1.70) .051 (1.30)
.010 (0.25)
.011 (0.28) .007 (0.18) R a t i n g s at 25 o C ambient temperature unless otherwise specified.
.180 (4.57) .160 (4.06)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
R a t i n g s at 25 o C ambient temperature unless otherwise specified.
.059 (1.50) .035 (0.89)
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICE
MAXIMUM RATINGS (At TA = 25oC unless otherwise noted)
TYPE
NOMINAL ZENER V O LTA G E a t IZT VZ
( N O T E 1)
( Vo l t s ) FM4735W FM4736W FM4737W FM4738W 6.2 6.8 7.5 8.2
TEST CURRENT IZT (mA) 41.0 37.0 34.0 31.0
MAXIMUM DYNAMIC IMPEDANCE Z ZT at IZT (Ohms) 2.0 3.5 4.0 4.5 Z Z K at (Ohms) 700 700 700 700
( N O T E 1) IZK
M A X I M U M DC REVERSE L E A K A G E CURRENT IR (uA) 50.0 10.0 10.0 10.0 VR ( Vo l t s ) 3.0 4.0 5.0 6.0
MAXIMUM SURGE CURRENT
( N O T E 2) IRM
.008 (0.20)
(mA) 1.0 1.0 0.5 0.5
(mApk) 730.0 660.0 605.0 550.0
MAXIMUM F O R WA R D V O LTA G E a t 200mA VF ( Vo l t s ) 1.2 1.2 1.2 1.2
2001-6
TYPE
NOMINAL ZENER V O LTA G E a t IZT VZ
( N O T E 1)
TEST CURRENT I ZT (mA)
MAXIMUM DYNAMIC IMPEDANCE
M A X I M U M DC REVERSE L E A K A G E CURRENT
MAXIMUM SURGE CURRENT
( N O T E 2) IRM
( Vo l t s ) FM4739W FM4740W FM4741W FM4742W FM4743W FM4744W FM4745W FM4746W FM4747W FM4748W FM4749W FM4750W FM4751W FM4752W FM4753W FM4754W FM4755W FM4756W FM4757W FM4758W FM4759W FM4760W FM4761W FM4762W FM4763W 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
Z ZT at IZT (Ohms) 5.0 7.0 8.0 9.0 10.0 14.0 16.0 20.0 22.0 23.0 25.0 35.0 40.0 45.0 50.0 60.0 70.0 80.0 95.0 110.0 125.0 150.0 175.0 200.0 250.0
Z Z K at (Ohms) 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
( N O T E 1) IZK
(mA) 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
IR (uA) 10.0 10.0 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
VR ( Vo l t s ) 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
(mApk) 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
MAXIMUM FORWA R D V O LTA G E a t 200mA VF ( Vo l t s ) 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 1.2
2001-6
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
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. Maximum steady state power dissipation is 1.0 watt at TT=75oC
RATING AND CHARACTERISTIC CURVES ( FM4735W THRU FM4763W )
FIG. 1 - MAXIMUM CONTINUOUS POWER DISSIPATION FIG. 2 - TYPICAL ZENER IMPEDANCE
PM(AV), AVERAGE POWER DISSIPATION, WATTS
1.0 0.75 0.5
Zz, DYNAMIC ZENER IMPEDANCE, OHMS
60 Hz RESISTIVE OR INDUCTIVE LOAD
1,000
100
10
0.25
P.C.B.MOUNTED ON 0.31 X 0.31 X 0.08" (8 X 8 X 2mm) COPPER AREAS PADS
0 25
50 75 100 125 150 TERMINALS TEMPERATURE,
175
1 0.5
10 100 IZT, ZENER TEST CURRENT, mA
500
FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FOR FM4763W 10
FIG. 4 - TYPICAL REVERSE CHARACTERISTICS 10
INSTANTANEOUS FORWARD CURRENT, AMPERES
INSTANTANEOUS REVERSE CURRENT, MICROAMMPERES
1
PULSE WIDTH=300uS 1% DUTY CYCLE
1
TJ = 100
TJ = 25
0.1
0.1
TJ = 25
0.01 0.4
0.6
0.8
1.0
1.2
1.4
1.6
0.01 0
20
40
60
80
100
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
PERCENT OF RATED ZENER VOLTAGE, %
Vz, TEMPERATURE COEFFICIENT, mV/
FIG. 5 - TYPICAL TEMPERATURE COEFFICIENTS 110 90
TESTED at RATED IZT
70 50 30 10 0 0 10 20 30 40 50 60 70 80 90 100 Vz, ZENER VOLTAGE, VOLTS
RECTRON
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