CE
CHENYI ELECTRONICS
1N5817 THRU 1N5819
SCHOTTKY BARRIER RECTIFIER
Reverse Voltage - 20 to 40 Volts
Forward Current - 1.0Ampere
FEATURES
. Plastic package has Underwriters Laboratory Flammability Classification 94-0
. Metal sliicon junction ,majority carriet conduction
. Guard ring for overcoltage protection
. Low power loss,high efficiency
. High current capability ,Low forward voltage drop
. High surge capability
. For use in low voltage ,high frequency inverters,
free wheeling , and polarilty protection applications
. High temperature soldering guaranteed: 250
. 375"(9.5mm)lead length,5lbs.(2.3kg)tension
/10 seconds at terminals,
MECHANICAL DATA
.
Case:
JEDEC MELG DO-41 molded plastic body
.
Terminals:
Plated axial leads,solderable per MIL-STD-750,method 2026
.
Polarity:
color band denotes cathode end
.
Mounting Position:
Any
.
Weight:
0.012 ounce, 0.33 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
(Ratings at 25
ambient temperature unless otherwise specified,Single phase,half wave,resistive or inductive)
load. For capacitive load,derate by 20%)
Symbols
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum non-repetitive peak reverse voltage
Macimum average forward rectified
current 0.375"(9.5mm)lead length at TL=90
Peak forward surge current 8.3ms singel half
sine-wave superimposed on rated load
(JEDEC method) at TL=70
)
V
F
V
F
I
R
I
FSM
V
RRM
V
RMS
V
DC
V
RSM
I
(AV)
1N5817
20
14
20
24
1N5818
30
21
30
36
1.0
1N5819
40
28
40
48
Units
Volts
Volts
Volts
Volts
Amp
25.0
Amps
Maximum instantaneous forward voltage at 1.0 A(Note 1)
Maximum instantaneous forward voltage at 3.1 A(Note 1)
Maximum instantaneous reverse
current at rated DC blocking voltage(Note 1)
Typeical junction capacitance(Note 3)
Typeical thermal resistance
(Note 2)
TA=25
TA=100
0.450
0.750
0.550
0.875
0.5
0.600
0.900
Volts
Volts
mA
10.0
C
J
110.0
JA
JL
pF
/W
R
R
50.0
15.0
-65 to +125
Operating junction and storage temperature range
T
J/
T
STG
Notes:
1. Pulse test: 300
s
pulse width,1% duty cycle
2.Thermal resistance (from junction to ambient)Vertical P.C.B. Mounted, with 1.5X1.5"(38X38mm)copper pads
3.Measured at 1.0MHz and reverse voltage of 4.0 volts
Copyright @ 2000 SHANGHAI CHENYI ELECTRONICS CO.,LTD
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