1N5817, 1N5818, 1N5819
Vishay General Semiconductor
Schottky Barrier Rectifiers
FEATURES
• Guardring for overvoltage protection
• Very small conduction losses
• Extremely fast switching
• Low forward voltage drop
• High frequency operation
DO-204AL (DO-41)
• Solder dip 260 °C, 40 seconds
• Component in accordance to RoHS 2002/95/EC
and WEEE 2002/96/EC
TYPICAL APPLICATIONS
For use in low voltage high frequency inverters,
free-wheeling, dc-to-dc converters, and polarity
protection applications.
MECHANICAL DATA
Case:
DO-204AL (DO-41)
Epoxy meets UL 94V-0 flammability rating
Terminals:
Matte tin plated leads, solderable per
J-STD-002B and JESD22-B102D
E3 suffix for commercial grade
Polarity:
Color band denotes the cathode end
PRIMARY CHARACTERISTICS
I
F(AV)
V
RRM
I
FSM
V
F
T
J
max.
1.0 A
20 V, 30 V, 40 V
25 A
0.45 V, 0.55 V, 0.60 V
125 °C
MAXIMUM RATINGS
(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" (9.5 mm) lead length at T
L
= 90 °C
Peak forward surge current, 8.3 ms single half sine-wave
superimposed on rated load
Voltage rate of change (rated V
R
)
Storage temperature range
SYMBOL
V
RRM
V
RMS
V
DC
V
RSM
I
F(AV)
1N5817
20
14
20
24
1N5818
30
21
30
36
1.0
25
10000
- 65 to + 125
1N5819
40
28
40
48
UNIT
V
V
V
V
A
A
V/µs
°C
I
FSM
dv/dt
T
J
, T
STG
Document Number: 88525
Revision: 20-Aug-07
www.vishay.com
1
1N5817, 1N5818, 1N5819
Vishay General Semiconductor
ELECTRICAL CHARACTERISTICS
(T
A
= 25 °C unless otherwise noted)
PARAMETER
Maximum instantaneous forward voltage
(1)
Maximum instantaneous forward voltage
(1)
TEST CONDITIONS
at 1.0
at 3.1
T
A
= 25 °C
T
A
= 100 °C
at 4.0 V, 1.0 MHz
SYMBOL
V
F
V
F
I
R
C
J
1N5817
0.450
0.750
1N5818
0.550
0.875
1.0
10
1N5819
0.600
0.900
UNIT
V
V
mA
Maximum average reverse current at rated
DC blocking voltage
(1)
Typical junction capacitance
Note:
(1) Pulse test: 300 µs pulse width, 1 % duty cycle
125
110
pF
THERMAL CHARACTERISTICS
(T
A
= 25 °C unless otherwise noted)
PARAMETER
Typical thermal resistance
(1)
Note:
(1) Thermal resistance from junction to lead vertical P.C.B. mounted, 0.375" (9.5 mm) lead length with 1.5 x 1.5" (38 x 38 mm) copper pads
SYMBOL
R
θJA
R
θJL
1N5817
1N5818
50
15
1N5819
UNIT
°C/W
ORDERING INFORMATION
(Example)
PREFERRED P/N
1N5819-E3/54
1N5819-E3/73
UNIT WEIGHT (g)
0.332
0.332
PREFERRED PACKAGE CODE
54
73
BASE QUANTITY
5500
3000
DELIVERY MODE
13" diameter paper tape and reel
Ammo pack packaging
RATINGS AND CHARACTERISTICS CURVES
(T
A
= 25 °C unless otherwise noted)
1.0
30
Peak Forward Surge Current (A)
100
120
140
Average Forward Current (A)
25
20
0.75
Resistive or Inductive Load
0.375" (9.5 mm) Lead Length
0.5
15
10
5
0
0.25
0
0
20
40
60
80
1
10
100
Case Temperature (°C)
Number
of Cycles at 60 Hz
Figure 1. Forward Current Derating Curve
Figure 2. Maximum Non-Repetitive Peak Forward Surge Current
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Document Number: 88525
Revision: 20-Aug-07
1N5817, 1N5818, 1N5819
Vishay General Semiconductor
50
400
T
J
= 125 °C
Pulse
Width
= 300
µs
1
%
Duty Cycle
T
J
= 25 °C
f = 1.0 MHz
V
sig
= 50 mVp-p
Instantaneous Forward Current (A)
Junction Capacitance (pF)
10
100
1.0
T
J
= 25 °C
0.1
1N5818 & 1N5819
0.01
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
10
0.1
1
10
100
Instantaneous Forward
Voltage
(V)
Reverse
Voltage
(V)
Figure 3. Typical Instantaneous Forward Characteristics
Figure 6. Typical Junction Capacitance
100
100
10
T
J
= 125 °C
Transient Thermal Impedance (°C/W)
100
Instantaneous Reverse Current (mA)
10
1.0
0.1
T
J
= 75 °C
1
0.01
T
J
= 25 °C
0.001
0
20
40
60
80
0.1
0.01
0.1
1
10
100
Percent of Rated Peak Reverse
Voltage
(%)
t - Pulse Duration (s)
Figure 4. Typical Reverse Characteristics
Figure 7. Typical Transient Thermal Impedance
1000
T
J
= 25 °C
f = 1.0 MHz
V
sig
= 50 mVp-p
Junction Capacitance (pF)
100
1N5817
10
0.1
1
10
100
Reverse
Voltage
(V)
Figure 5. Typical Junction Capacitance
Document Number: 88525
Revision: 20-Aug-07
www.vishay.com
3
1N5817, 1N5818, 1N5819
Vishay General Semiconductor
PACKAGE OUTLINE DIMENSIONS
in inches (millimeters)
DO-204AL (DO-41)
1.0 (25.4)
MIN.
0.107 (2.7)
0.080 (2.0)
DIA.
0.205 (5.2)
0.160 (4.1)
1.0 (25.4)
MIN.
0.034 (0.86)
0.028 (0.71)
DIA.
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Document Number: 88525
Revision: 20-Aug-07
Legal Disclaimer Notice
Vishay
Notice
Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc.,
or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies.
Information contained herein is intended to provide a product description only. No license, express or implied, by
estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's
terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express
or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness
for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications.
Customers using or selling these products for use in such applications do so at their own risk and agree to fully
indemnify Vishay for any damages resulting from such improper use or sale.
Document Number: 91000
Revision: 08-Apr-05
www.vishay.com
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