1N5817 thru 1N5819
Vishay Semiconductors
formerly General Semiconductor
Schottky Barrier Rectifiers
DO-204AL (DO-41)
Reverse Voltage
20 to 40V
Forward Current
1.0A
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
Glass MELF
1.0 (25.4)
MIN.
0.107 (2.7)
0.080 (2.0)
DIA.
Cathode Mark
0.102 (2.6)
0.094 (2.4)
*
0.205 (5.2)
0.160 (4.1)
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
High temperature soldering guaranteed: 250°C/10
seconds at terminals for MELF and 0.375” (9.5mm) lead
length, 5lbs (2.3kg) tension for axials
Polarity:
Color band denotes cathode end
(band is green on MELF)
Weight:
plastic body DO-41: 0.34g
glass body DO-41: 0.35g
glass MELF: 0.25g
0.022 (0.55)
0.205 (5.2)
0.189 (4.8)
Use “M” Suffix if body is MELF
Dimensions in inches and (millimeters)
1.0 (25.4)
MIN.
0.034 (0.86)
0.028 (0.71)
DIA.
*
2.6 mm max. for glass DO-41
**
4.1 mm max. for glass DO-41
Use “G” suffix
if glass body DO-41
Maximum Ratings and Thermal Characteristics
(T
A
= 25°C unless otherwise noted)
Parameter
* 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
Typical thermal resistance – junction-to-ambient (glass)
(Note 2)
– junction-to-ambient (plastic)
– junction-to-lead (plastic)
*Storage temperature range
Symbol
V
RRM
V
RMS
V
DC
V
RSM
I
F(AV)
I
FSM
R
ΘJA
R
ΘJA
R
ΘJL
T
J,
T
STG
(T
A
= 25°C unless otherwise noted)
1N5817
20
14
20
24
1N5818
30
21
30
36
1.0
25
130
50
15
–65 to +125
1N5819
40
28
40
48
Unit
V
V
V
V
A
A
°C/W
°C
Electrical Characteristics
Parameter
Symbol
(Note 1)
(Note 1)
1N5817
0.450
0.750
1N5818
0.550
0.875
1.0
10
110
1N5819
0.600
0.900
Unit
V
V
mA
pF
* Maximum instantaneous forward voltage at 1.0
* Maximum instantaneous forward voltage at 3.1
* Maximum average reverse current
at rated DC blocking voltage
(Note 1)
V
F
V
F
I
R
C
J
T
A
= 25°C
T
A
= 100°C
Typical junction capacitance at 4.0V, 1.0MHz
*
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
Document Number 88525
25-Jun-02
www.vishay.com
1
VISHAY [ VISHAY TELEFUNKEN ]
