1N5817 THRU 1N5819
SCHOTTKY BARRIER RECTIFIER
Reverse Voltage -
20 to 40 Volts
Forward Current -
1.0 Ampere
FEATURES
DO-204AL
1.0 (25.4)
MIN.
0.107 (2.7)
0.080 (2.0)
DIA.
0.205 (5.2)
0.160 (4.1)
♦
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
♦
Metal silicon junction, majority carrier
conduction
♦
Guardring for overvoltage 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 polarity protection applications
♦
High temperature soldering guaranteed:
250°C/10 seconds, 0.375" (9.5mm) lead length,
5 lbs. (2.3 kg) tension
1.0 (25.4)
MIN.
0.034 (0.86)
0.028 (0.71)
DIA.
NOTE:
Lead diameter is
0.026 (0.66)
MECHANICAL DATA
Case:
JEDEC DO-204AL 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 ounces, 0.34 gram
0.023 (0.58)
for suffix "E" part numbers
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
SYMBOLS
1N5817
1N5818
1N5819
UNITS
* Maximum repetitive peak reverse voltage
Maximum RMS voltage
* Maximum DC blocking voltage
* Maximum non-repetitive peak reverse voltage
* Maximum average forward rectified current
0.375" (9.5mm) lead length at T
L
=90°C
* Peak forward surge current, 8.3ms single half sine-
wave superimposed on rated load (JEDEC Method) at T
L
=70°C
* Maximum instantaneous forward voltage at 1.0A
(NOTE 1)
* Maximum instantaneous forward voltage at 3.1A
(NOTE 1)
* Maximum instantaneous reverse current at
rated DC reverse voltage
T
A
=25°C
(NOTE 1)
T
A
=100°C
Typical thermal resistance
(NOTE 2)
Typical junction capacitance
(NOTE 3)
* Storage and operating junction temperature range
*JEDEC registered values
V
RRM
V
RMS
V
DC
V
RSM
I
(AV)
I
FSM
V
F
V
F
I
R
R
ΘJA
R
ΘJL
C
J
T
J
, T
STG
20
14
20
24
30
21
30
36
1.0
25.0
40
28
40
48
Volts
Volts
Volts
Volts
Amp
Amps
0.450
0.750
0.550
0.875
1.0
10.0
50.0
15.0
110.0
-65 to +125
0.600
0.900
Volts
Volts
mA
°C/W
pF
°C
NOTES:
(1) Pulse test: 300µs pulse width, 1% duty cycle
(2) Thermal resistance from junction to lead, and/or to ambient P.C.B. mounted with 0.375” (9.5mm) lead length with 1.5 x 1.5” (38 x 38mm) copper pads
(3) Measured at 1.0 MHz and applied reverse voltage of 4.0 volts
4/98
RATINGS AND CHARACTERISTIC CURVES 1N5817 THRU 1N5819
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
PEAK FORWARD SURGE CURRENT,
AMPERES
FIG. 1 - FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT,
AMPERES
1
30
25
20
15
10
5
0
0.75
RESISTIVE OR
INDUCTIVE LOAD
0.375" (9.5mm)
LEAD LENGTH
T
J
=T
J
max.
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
0.5
0.25
0
0
20
40
60
80
100
120
140
LEAD TEMPERATURE, °C
1
10
NUMBER OF CYCLES AT 60 H
Z
100
FIG. 3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
FIG. 4 - TYPICAL REVERSE
CHARACTERISTICS
50
10
INSTANTANEOUS FORWARD CURRENT,
AMPERES
T
J
=125°C
PULSE WIDTH=300µs
1% DUTY CYCLE
100
10
INSTANTANEOUS REVERSE CURRENT,
MILLIAMPERES
1
T
J
=125°C
1
T
J
=25°C
0
T
J
=75°C
0.1
0.01
T
J
=25°C
0.01
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
0.001
0
20
40
60
80
100
PERCENT OF RATED PEAK REVERSE
VOLTAGE, %
FIG. 5 - TYPICAL JUNCTION CAPACITANCE
TRANSIENT THERMAL IMPEDANCE,
°C/W
FIG. 6 - TYPICAL TRANSIENT THERMAL IMPEDANCE
400
JUNCTION CAPACITANCE, pF
100
100
T
J
=25°C
f=1.0 MHz
Vsig=50mVp-p
10
1
10
0.1
1
10
100
0.1
0.01
0.1
1
t
,
PULSE DURATION, sec.
10
100
REVERSE VOLTAGE, VOLTS
嵌入式系统
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