SR22W SERIES
SCHOTTKY BARRIER RECTIFIER
VOLTAGE
FEATURES
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-O
• For surface mounted applications
• Low profile package
• Built-in strain relief
• Metal to silicon rectifier. majority carrier conduction
• Low power loss,high efficiency
• High surge capacity
• For use in low voltage high frequency inverters, free wheeling,
and polarity protection applications
• In compliance with EU RoHS 2002/95/EC directives
20~60 Volts
CURRENT
2 Amperes
MECHANICAL DATA
• Case: SMA(W) molded plastic
• Terminals:Solder plated, solderable per MIL-STD-750,Method 2026
• Polarity: Color band denotes cathode end
• Standard packaging: 12mm tape (EIA-481)
• Weight: 0.002 ounce, 0.067 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
Resistive or inductive load.
PA RA M E TE R
M a xi m um Re c ur r e nt P e a k Re ve r s e Vo lta g e
M a xi m um RM S Vo lta g e
M a xi m um D C B lo c k i ng Vo lta g e
M a xi m um A ve r a g e F o r wa r d C ur re nt ( s e e F i g .4 )
P e a k F o r wa r d S urg e C ur re nt : 8 .3 m s s i ng le ha lf
s i ne -wa ve s up e r i m p o s e d o n r a te d lo a d
( J E D E C m e tho d )
M a xi m um F o r wa r d Vo lta g e a t 2 .0 A ( No te 1 )
M a xi m um D C Re ve r s e C ur re nt a t Ra te d
D C B lo c k i ng Vo lta g e
Typ i c a l The r m a l Re s i s ta nc e ( No te 2 )
Op e r a ti ng J unc ti o n a nd S to ra g e Te mp e r a tur e Ra ng e
T
J
= 2 5
O
C
T
J
= 1 0 0
O
C
S YM B OL
V
RRM
V
RM S
V
DC
I
F (AV )
I
F S M
V
F
I
R
R
θ
JL
R
θ
J A
T
J
,T
S TG
- 5 5 to +1 2 5
0 .5
0 .5
20
25
100
- 5 5 to + 1 5 0
S R2 2 W
20
14
20
S R2 3 W
30
21
30
2 .0
50
0 .7
0 .1
20
O
S R2 4 W
40
28
40
S R2 6 W
60
42
60
UNITS
V
V
V
A
A
V
mA
C / W
O
C
NOTES:
1. Pulse Test with PW =300µsec, 1% Duty Cycle.
2. Mounted on PCB 6x5mm copper pad areas.
June 7,2011-REV.03
PAGE . 1
SR22W SERIES
C
J
, Junction Capacitance (pF)
2.5
1000
I
F
, Forward Current (A)
2
1.5
1
0.5
0
0
25
50
75
100
125
150
Mounted on PCB with
6x5mm copper pad
area.
20-30V
40-60V
100
10
0.1
1
10
100
T
L
, Lead Temperature (°C)
V
R
, Reverse Bias Voltage (V)
Fig.1 Forward Current Derating Curve
10
Fig.2 Typical Junction Capacitance
I
F
, Forward Current (A)
I
F
, Forward Current (A)
10
T
J
=150°C
T
J
=25°C
1
T
J
= 150°C
1
T
J
= 25°C
T
J
= 75°C
20~40V
0.1
0
0.2
0.4
0.6
0.8
1
T
J
=75°C
60V
0.1
0
0.2
0.4
0.6
0.8
1
1.2
1.4
V
F
, Forward Voltage (V)
V
F
, Forward Voltage (V)
Fig.3 Typical Forward Characteristics
Fig.4 Typical Forward Characteristics
I
R
, Leakage Current (mA)
100
10
1
0.1
0.01
0.001
20
40
60
80
100
T
J
= 125°C
T
J
= 25°C
Percent of Rated Peak Reverse Voltage (%)
Fig.5 Typical Reverse Characteristics
June 7,2011-REV.03
PAGE . 2
SR22W SERIES
MOUNTING PAD LAYOUT
ORDER INFORMATION
• Packing information
T/R - 7.5K per 13" plastic Reel
T/R - 1.8Kper 7” plastic Reel
LEGAL STATEMENT
Copyright PanJit International, Inc 2011
The information presented in this document is believed to be accurate and reliable. The specifications and information herein
are subject to change without notice. Pan Jit makes no warranty, representation or guarantee regarding the suitability of its
products for any particular purpose. Pan Jit products are not authorized for use in life support devices or systems. Pan Jit
does not convey any license under its patent rights or rights of others.
June 7,2011-REV.03
PAGE . 3
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