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
鈥?Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
鈥?Low power loss, high efficiency
鈥?For use in low voltage high frequency inverters, free
wheeling, and polarity protection applications
鈥?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擄C/10
seconds at terminals for MELF and 0.375鈥?(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 鈥淢鈥?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 鈥淕鈥?suffix
if glass body DO-41
Maximum Ratings and Thermal Characteristics
(T
A
= 25擄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擄C
* Peak forward surge current, 8.3ms single
half sine-wave superimposed on rated load
(JEDEC Method) at T
L
=70擄C
Typical thermal resistance 鈥?junction-to-ambient (glass)
(Note 2)
鈥?junction-to-ambient (plastic)
鈥?junction-to-lead (plastic)
*Storage temperature range
Symbol
V
RRM
V
RMS
V
DC
V
RSM
I
F(AV)
I
FSM
R
螛JA
R
螛JA
R
螛JL
T
J,
T
STG
(T
A
= 25擄C unless otherwise noted)
1N5817
20
14
20
24
1N5818
30
21
30
36
1.0
25
130
50
15
鈥?5 to +125
1N5819
40
28
40
48
Unit
V
V
V
V
A
A
擄C/W
擄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擄C
T
A
= 100擄C
Typical junction capacitance at 4.0V, 1.0MHz
*
JEDEC registered values
Notes:
(1) Pulse test: 300碌s 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鈥?(38 x 38mm) copper pads
Document Number 88525
25-Jun-02
www.vishay.com
1
VISHAY
1
2
