SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
VOLTAGE RANGE 20 to 40 Volts CURRENT 1.0 Ampere
FEATURES
*
*
*
*
*
Ideal for surface mounted applications
Low leakage current
Metallurgically bonded construction
Mounting position: Any
Weight: 0.057 gram
FM5817
THRU
FM5819
DO-214AC
MECHANICAL DATA
* Epoxy: Device has UL flammability classification 94V-O
0.067 (1.70 )
0.051 (1.29 )
0.110 ( 2.79 )
0.086 ( 2.18 )
0.180 ( 4.57 )
0.160 ( 4.06 )
0.012 ( 0.305 )
0.006 ( 0.152 )
0.091 ( 2.31 )
0.067 ( 1.70 )
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
o
0.059 ( 1.50 )
0.035 ( 0.89 )
0.008 ( 0.203 )
0.004 ( 0.102 )
0.209 ( 5.31 )
0.185 ( 4.70 )
Dimensions in inches and (millimeters)
MAXIMUM RATINGS
(@ T
A
=25
O
C unless otherwise noted)
RATINGS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current at
T
A
= 90
O
C
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Typical Thermal Resistance (Note 3)
Typical Junction Capacitance (Note 1)
Operating Temperature Range
Storage Temperature Range
ELECTRICAL CHARACTERISTICS
(@T
A
=25
O
C unless otherwise noted)
CHARACTERISTICS
Maximum Instantaneous Forward Voltage at 1.0A DC
Maximum Instantaneous Forward Voltage at 3.1A DC
Maximum Average Reverse Current
at Rated DC Blocking Voltage
@T
A
= 25 C
@T
A
= 100 C
o
o
SYMBOL
V
RRM
V
RMS
V
DC
I
O
I
FSM
R
qJA
R
qJL
C
J
T
J
T
STG
FM5817
20
14
20
FM5818
30
21
30
1.0
25
88
28
110
150
-55 to + 150
FM5819
40
28
40
UNITS
Volts
Volts
Volts
Amps
Amps
0
C/W
pF
0
0
C
C
SYMBOL
V
F
V
F
I
R
FM5817
.45
.75
FM5818
.55
.875
0.2
10
FM5819
.60
.90
UNITS
Volts
Volts
mAmps
mAmps
2006-11
NOTES : 1. Measured at 1 MHz and applied reverse voltage of 4.0 volts.
2. “Fully ROHS compliant”, “100% Sn plating (Pb-free)”.
3. Thermal Resistance : Mounted on PCB.
4. Also available in DO-214AA (SMB).
RATING AND CHARACTERISTICS CURVES ( FM5817 THRU FM5819 )
INSTANTANEOUS FORWARD CURRENT, (A)
1.00
AVERAGE FORWARD CURRENT, (A)
20
10
0.75
0.50
1.0
FM5817
FM5818
FM5819
0.25
0
Single
Half Wave 60HZ
Resistive or
Inductive Load
0
25
50
75
100
125
O
150
175
0.1
T
J
= 25
O
C
Pulse Width = 300mS
1% Duty Cycle
0.1
0.3
0.5
0.7
0.9
1.1
1.3 1.5
1.7
1.9
2.1
AMBIENT TEMPERATURE, ( C)
INSTANTANEOUS FORWARD VOLTAGE, (V)
INSTANTANEOUS REVERSE CURRENT, (mA)
100
10
1.0
0.1
0.01
0.001
FIG.1 TYPICAL FORWARD CURRENT
DERATING CURVE
C
T
, TOTAL CAPACITANCE, (pF)
400
200
100
80
60
40
20
10
FIG.2 TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
T
J
= 25
O
C
T
A
= 125
O
C
T
A
= 75
O
C
T
A
= 25
O
C
0
20
40
60
80
100
120
140
0.1
0.4
1.0
4
10
40
80
PERCENT RATED PEAK REVERSE VOLTAGE, (%)
REVERSE VOLTAGE, (V)
FIG.3 TYPICAL REVERSE CHARACTERISTICS
PEAK FORWARD SURGE CURRENT, (A)
FIG.4 TYPICAL JUNCTION CAPACITANCE
50
40
30
20
10
0
1
8.3mS Single Half Sine-Wave
JEDEC Method
2
4
6
8
10
20
40
80 100
NUMBER OF CYCLES AT 60Hz
FIG.5 MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
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