SB220 thru SB260
Vishay Semiconductors
formerly General Semiconductor
Document Number 88717
www.vishay.com
11-Feb-02
1
New Product
Schottky Barrier Rectifier
Reverse Voltage 20 to 60V
Forward Current 2.0A
Maximum Ratings and Thermal Characteristics
(T
A
= 25C unless otherwise noted)
Parameter
Symbol
SB220
SB230
SB240
SB250
SB260
Unit
Maximum repetitive peak reverse voltage
V
RRM
20
30
40
50
60
V
Maximum RMS voltage
V
RMS
14
21
28
35
42
V
Maximum DC blocking voltage
V
DC
20
30
40
50
60
V
Maximum average forward rectified current
I
F(AV)
2.0
A
at 0.375" (9.5mm) lead length
(See Fig. 1)
Peak forward surge current 8.3ms single half sine-wave
I
FSM
50
A
superimposed on rated load (JEDEC Method)
Maximum Full Load Reverse Current,
Full Cycle Average at T
A
= 75C
I
R(AV)
30
mA
Typical thermal resistance
(Note 2)
R
JA
45
R
JL
14
C/W
Operating junction temperature range
T
J
65 to +125
65 to +150
C
Storage temperature range
T
STG
65 to +150
C
Electrical Characteristics
(T
A
= 25C unless otherwise noted)
Maximum instantaneous
V
F
0.50
0.68
V
forward voltage at 2.0A
(Note 1)
Maximum instantaneous reverse current
T
A
= 25C
I
R
0.5
mA
at rated DC blocking voltage
(Note 1)
T
A
= 100C
15
8.0
Typical Junction Capacitance
C
J
170
pF
Notes: (1) Pulse test: 300
s pulse width, 1% duty cycle
(2) Thermal resistance junction to lead P.C.B. mounted 0.375" (9.5mm) lead length
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:
250C/10 seconds at terminals
Mechanical Data
Case: JEDEC DO-204AC molded plastic body over
passivated chip
Terminals: Plated axial leads, solderable per
MIL-STD-750, Method 2026
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 0.015 oz., 0.4 g
Dimensions in inches
and (millimeters)
DO-204AC (DO-15)
0.034 (0.86)
0.028 (0.71)
Dia.
0.140 (3.6)
0.104 (2.6)
Dia.
0.230 (5.8)
0.300 (7.6)
1.0 (25.4)
min.
1.0 (25.4)
min.
SB220 thru SB260
Vishay Semiconductors
formerly General Semiconductor
www.vishay.com
Document Number 88717
2
11-Feb-02
Ratings and
Characteristic Curves
IInstantaneous Forward Current (A)
50
10
Instantaneous Reverse Current (
A)
T
ransient
Thermal Impedance (
C/W)
1.0
0.1
0.01
Fig. 1 - Forward Current Derating Curve
0
0.5
1.0
1.5
2.0
2.5
0
50
75
25
100
125
150
175
A
verage Forward Current (A)
Fig. 3 - Typical Instantaneous
Forward Characteristics
1
10
100
1,000
10,000
0.01
1
10
100
10
100
0.1
1
t -- Pulse Duration (sec.)
Fig. 5 - Typical Junction Capacitance
Junction Capacitance (pF)
1
10
100
100
1000
10
0.1
Reverse Voltage (V)
Instantaneous Forward Voltage (V)
0
0.4
0.2
1.2
0.8
0.6
1.4
1.6
1.0
0
20
100
40
60
80
Fig. 6 - Typical Transient
Thermal Impedance
Percent of Rated Peak Reverse Voltage (%)
Fig. 4 - Typical Reverse Characteristics
SB220 -- SB240
SB250 & SB260
SB220 -- SB240
SB250 & SB260
SB220 -- SB240
SB250 & SB260
SB220 -- SB240
SB250 & SB260
Lead Temperature (
C)
1
10
100
0
10
20
30
40
50
At rated T
L
8.3ms single half sine-wave
(JEDEC Method)
Fig. 2 - Maximum Non-repetitive
Surge Current
Peak Forward Surge Current (A)
Number of Cycles at 60Hz
PDF 
ZIP