Frontier Electronics Corp.
667 E. COCHRAN STREET, SIMI VALLEY, CA 93065
TEL: (805) 522-9998
FAX: (805) 522-9989
E-mail:
frontiersales@frontierusa.com
Web:
http://www.frontierusa.com
1A SCHOTTKY BARRIER RECTIFIERS
1N5817-LFR 1N5818-LFR 1N5819-LFR
FEATURES
UL 94V0 FLAME RETARDANT EPOXY MOLDING COMPOUND
EXTREMELY LOW VF
LOW POWER LOSS/HIGH EFFICIENCY
LOW STORED CHARGE, MAJORITY CARRIER CONDUCTION
LEAD FREE
1.0(25.4)
MIN
.034(0.9)
.028(0.7)
.205(5.2)
.166(4.2)
MECHANICAL DATA
CASE: TRANSFER MOLDED, DO41, DIMENSIONS IN INCHES AND (MILLIMETERS)
LEADS: SOLDERABLE PER MIL-STD-202,METHOD 208
POLARITY: CATHODE INDICATED BY COLOR BAND
WEIGHT: 0.34 GRAMS
.107(2.7)
.080(2.0)
1.0(25.4)
MIN
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%
RATINGS
MAXIMUM RECURRENT PEAK REVERSE VOLTAGE
MAXIMUM RMS VOLTAGE
MAXIMUM DC BLOCKING VOLTAGE
MAXIMUM AVERAGE FORWARD RECTIFIED CURRENT
0.375”(9.5mm) LEAD LENGTH(SEE FIG.1)
PEAK FORWARD SURGE CURRENT, 8.3ms SINGLE HALF
SINE-WAVE SUPERIMPOSED ON RATED LOAD
TYPICAL JUNCTION CAPACITANCE (NOTE1)
TYPICAL THERMAL RESISTANCE (NOTE 2)
STORAGE TEMPERATURE RANGE
OPERATING TEMPERATURE RANGE
SYMBOL
V
RRM
V
RMS
V
DC
I
O
I
FSM
C
J
R
θja
T
STG
T
OP
1N5817-LFR
20
14
20
1N5818-LFR
30
21
30
1.0
25
110
50
- 55 TO + 125
- 55 TO + 125
1N5819-LFR
40
28
40
UNITS
V
V
V
A
A
PF
℃/W
℃
℃
ELECTRICAL CHARACTERISTICS (A
T
T
A
=25°C UNLESS OTHERWISE NOTED)
CHARACTERISTICS
MAXIMUM FORWARD VOLTAGE AT I
O
DC
MAXIMUM REVERSE CURRENT AT 25℃
MAXIMUM REVERSE CURRENT AT 100℃
SYMBOL
V
F
I
R
I
R
1N5817-LFR
0.45
1N5818-LFR
0.55
1.0
10.0
1N5819-LFR
0.60
UNITS
V
mA
mA
NOTES: 1. MEASURED AT 1 MHZ AND APPLIED REVERSE VOLTAGE 0F 4.0 VOLTS
2. BOTH LEADS ATTACHED TO HEAT SINK 20x20x1t(mm) COPPER PLATE AT LEAD LENGTH 5mm
1N5817-LFR 1N5818-LFR 1N5819-LFR
Page: 1
RATINGS AND CHARACTERISTIC CURVE 1N5817-LFR THRU 1N5819-LFR
FIG. 1 - FORWARD CURRENT
DERATING CURVE
INSTANTANEOUS FORWARD CURRENT
AMPERES
1.0
AVERAGE FORWARD CURRENT
AMPERES
20
10
1N5817-LF
FIG. 2 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
.75
1N5819-LF
1N5818-LF
.50
SINGLE PHASE HALF
WAVE 60H
Z
RESISTIVE
OR INDUCTIVE LOAD
.0375”(9.5mm) LEAD
LENGTH
0
25
50
75
100
125
150
175
1.0
.25
0
T
J
=25℃
PULSE WIDTH=300us
1% DUTY CYCLE
0.1
.1
.3
.5
.7
.9
1.1
1.3
1.5
1.7
1.9
2.1
LEAD TEMPERATURE,
℃
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
FIG. 4 - MAXIMUM NON-REPEATABLE
FORWARD SURGE CURRENT
30
25
PEAK FORWARD SURGE
CURRENT (A)
20
FIG. 3 - TYPICAL REVERSE CHARACTERISTICS
100
INSTANTANEOUS REVERSE CURRENT,
MILLIAMPERES
10
5
10
T
J
=125℃
1
1.0
2
5
10
20
50
100
NUMBER OF CYCLES AT 60H
Z
.10
T
J
=75℃
FIG. 5 - TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITANCE (
P
F)
.01
400
T
J
=25℃
T
J
=25
0
C
200
100
80
60
40
20
10
.1
.4
1.0
4
10
REVERSE VOLTAGE (V)
40
.001
0
20
40
60
80
100
120
140
PERCENT OF RETED PEAK REVERSE
VOLTAGE, (%)
1N5817-LFR 1N5818-LFR 1N5819-LFR
Page: 2