Datasheet

1N5817 thru 1N5819
Schottky Barrier Rectifier
Reverse Voltage 20 to 40V
Forward Current 1.0A
Maximum Ratings and Thermal Characteristics (T
A
= 25°C unless otherwise noted)
Parameter Symbol 1N5817 1N5818 1N5819 Unit
* Maximum repetitive peak reverse voltage V
RRM
20 30 40 V
Maximum RMS voltage V
RMS
14 21 28 V
* Maximum DC blocking voltage V
DC
20 30 40 V
* Maximum non-repetitive peak reverse voltage V
RSM
24 36 48 V
* Maximum average forward rectified current
0.375" (9.5mm) lead length at T
L
=90°C
I
F(AV)
1.0 A
* Peak forward surge current, 8.3ms single
half sine-wave superimposed on rated load I
FSM
25 A
(JEDEC Method) at T
L
=70°C
Typical thermal resistance – junction-to-ambient (glass) R
ΘJA
130
(Note 2) – junction-to-ambient (plastic) R
ΘJA
50 °C/W
– junction-to-lead (plastic) R
ΘJL
15
*Storage temperature range T
J,
T
STG
–65 to +125 °C
Electrical Characteristics (T
A
= 25°C unless otherwise noted)
Parameter Symbol 1N5817 1N5818 1N5819 Unit
* Maximum instantaneous forward voltage at 1.0 (Note 1) V
F
0.450 0.550 0.600 V
* Maximum instantaneous forward voltage at 3.1 (Note 1) V
F
0.750 0.875 0.900 V
* Maximum average reverse current T
A
= 25°C
I
R
1.0
mA
at rated DC blocking voltage (Note 1) T
A
= 100°C 10
Typical junction capacitance at 4.0V, 1.0MHz C
J
110 pF
*JEDEC registered values
Notes:
(1) Pulse test: 300µs pulse width, 1% duty cycle
(2) Thermal resistance from junction to lead vertical P.C.B. mounted, 0.375" (9.5mm) lead length with 1.5 x 1.5” (38 x 38mm) copper pads
Features
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
• Low power loss, high efficiency
• For use in low voltage high frequency inverters,
free wheeling, and polarity protection applications
• Guardring for overvoltage protection
• High temperature soldering guaranteed:
250°C/10 seconds at terminals
Mechanical Data
Case: JEDEC DO-204 AL molded plastic body,
glass body or glass MELF body
Terminals: Plated leads, solderable per
MIL-STD-750, Method 2026
Polarity: Color band denotes cathode end
(band is green on MELF)
Weight: plastic body DO-41: 0.34 gram
glass body DO-41: 0.35 gram
glass MELF: 0.25 gram
3/30/00
0.107 (2.7)
0.080 (2.0)
0.034 (0.86)
0.028 (0.71)
DIA.
1.0 (25.4)
MIN.
1.0 (25.4)
MIN.
0.205 (5.2)
0.160 (4.1)
DIA.
DO-204AL
(DO-41)
Use “G” suffix
if glass body DO-41
.022 (0.55)
.205 (5.2)
.189 (4.8)
.102 (2.6) .094 (2.4)
Use “M” Suffix
Dimensions in inches and (millimeters)
*
2.6 mm max. for glass DO-41
**
4.1mm max. for glass DO-41
Glass MELF
*
**