Vishay General Semiconductor
SB520 thru SB560
Document Number 88721
24-Apr-06
www.vishay.com
1
DO-201AD
Schottky Barrier Rectifier
FEATURES
• Guardring for overvoltage protection
• Extremely fast switching
• Low forward voltage drop
• High forward surge capability
• High frequency operation
• 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-201AD
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
MAJOR RATINGS AND CHARACTERISTICS
IF(AV) 5.0 A
VRRM 20 V to 60 V
IFSM 220 A
VF0.48 V, 0.65 V
Tj max. 125 °C, 150 °C
Note:
(1) Pulse test: 300 µs pulse width, 1 % duty cycle
MAXIMUM RATINGS (TA = 25 °C unless otherwise noted)
PARAMETER SYMBOL SB520 SB530 SB540 SB550 SB560 UNIT
Maximum repetitive peak reverse voltage VRRM 20 30 40 50 60 V
Maximum RMS voltage VRMS 14 21 28 35 42 V
Maximum DC blocking voltage VDC 20 30 40 50 60 V
Maximum average forward rectified current
0.375" (9.5 mm) lead length (see Fig. 1) IF(AV) 5.0 A
Peak forward surge current, 8.3 ms single half
sine-wave superimposed on rated load IFSM 220 A
Operating junction temperature range TJ - 65 to + 125 - 65 to + 150 °C
Storage temperature range TSTG - 65 to + 150 °C
ELECTRICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
PARAMETER TEST CONDITIONS SYMBOL SB520 SB530 SB540 SB550 SB560 UNIT
Maximum instantaneous
forward voltage (1) at 5.0 A VF 0.48 0.65 V
Maximum instantaneous
reverse current at rated
DC blocking voltage (1)
TA = 25 °C
TA = 100 °C IR
0.5
mA
50 25
www.vishay.com
2
Document Number 88721
24-Apr-06
Vishay General Semiconductor
SB520 thru SB560
Note:
(1) Thermal resistance from junction to lead vertical P.C.B. mounting, 0.375" (9.5 mm) lead length
RATINGS AND CHARACTERISTICS CURVES
(TA = 25 °C unless otherwise noted)
THERMAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
PARAMETER SYMBOL SB520 SB530 SB540 SB550 SB560 UNIT
Typical thermal resistance (1) RθJA
RθJL
25
8°C/W
ORDERING INFORMATION
PREFERRED P/N UNIT WEIGHT (g) PREFERRED PACKAGE CODE BASE QUANTITY DELIVERY MODE
SB540-E3/54 1.09 54 1400 13" Diameter Paper Tape & Reel
SB540-E3/73 1.09 73 1000 Ammo Pack Packaging
Figure 1. Forward Current Derating Curve
Figure 2. Maximum Non-Repetitive Peak Forward Surge Current
020 40 60 80100 120 150
0
1.0
2.0
3.0
5.0
4.0
SB520 - SB540
SB550 & SB560
Resistive or Inductive Load
0.375" (9.5 mm) lead length
Average Forward Current (A)
Lead Temperature (°C)
110 100
50
100
150
0
250
200
Number of Cycles at 60 Hz
Peak Forward Surge Current (A)
TJ = TJ max.
8.3 ms Single Half Sine-Wave
Figure 3. Typical Instantaneous Forward Characteristics
Figure 4. Typical Reverse Characteristics
00.2 0.4 0.6 0.81.0 1.2 1.4 1.6
0.01
0.1
1
10
50
SB520 - SB540
SB550 & SB560
T
J
= 150 °C
T
J
= 125 °C
T
J
= 25 °C
Pulse Width = 300 µs
1 % Duty Cycle
Instantaneous Forward Voltage (V)
Instantaneous Forward Current (A)
020 40 60 80100
0.001
0.01
0.1
1
10
20
SB520 - SB540
SB550 & SB560
TJ = 125 °C
TJ = 25 °C
TJ = 75 °C
Percent of Rated Peak Reverse Voltage (%)
Instantaneous Reverse Current (mA)
Document Number 88721
24-Apr-06
www.vishay.com
3
SB520 thru SB560
Vishay General Semiconductor
PACKAGE OUTLINE DIMENSIONS in inches (millimeters)
Figure 5. Typical Junction Capacitance
1000
4000
100
0.1 1.0 10 100
SB520 - SB540
SB550 & SB560
T
J
= 25 °C
f = 1.0 MHz
V
sig
= 50 mVp-p
Reverse Voltage (V)
Junction Capacitance (pF)
Figure 6. Typical Transient Thermal Impedance
0.1 110
0.1
10
1
100
100
0
t - Pulse Duration (s)
Transient Thermal Impedance (°C/W)
0.210 (5.3)
0.190 (4.8)
Dia.
0.052 (1.32)
0.048(1.22)
Dia.
1.0 (25.4)
Min.
0.375 (9.5)
0.285 (7.2)
1.0 (25.4)
Min.
DO-201AD
Legal Disclaimer Notice
Vishay
Document Number: 91000 www.vishay.com
Revision: 08-Apr-05 1
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.
