MCC
Micro Commercial Components
TM
omponents
20736 Marilla Street Chatsworth
!"#
$
% !"#
SK32A-LT
THRU
SK310A-LT
3 Amp Schottky
Rectifier
20 to 100
Volts
Features
•
•
•
•
•
•
Lead Free Finish/Rohs Compliant (Note1) ("P"Suffix designates
Compliant. See ordering information)
For Surface Mount Applications
Extremely Low Thermal Resistance
Easy Pick And Place
High Current Capability With Low Forward Voltage
Case Material: Molded Plastic. UL Flammability
Classification Rating 94V-0
and MSL rating 1
Maximum Ratings
•
•
•
Operating Temperature: -50°C to +125°C
Storage Temperature: -50°C to +150°C
Maximum Thermal Resistance; 10°C/W Junction To Lead
MCC
Part
Number
SK32A-LT
SK33A-LT
SK34A-LT
SK35A-LT
SK36A-LT
SK38A-LT
SK310A-LT
Device
Marking
Maximum
Recurrent
Peak Reverse
Voltage
20V
30V
40V
50V
60V
80V
100V
Maximum
RMS
Voltage
14V
21V
28V
35V
42V
56V
70V
Maximum
DC
Blocking
Voltage
20V
30V
40V
50V
60V
80V
100V
DO-214AC
(SMA) (LEAD
FRAME)
H
J
SK32A
SK33A
SK34A
SK35A
SK36A
SK38A
SK310A
A
C
E
F
G
D
B
DIMENSIONS
INCHES
MIN
.079
.050
.002
---
.030
.065
.189
.157
.090
MM
MIN
2.00
1.27
.05
---
.76
1.65
4.80
4.00
2.25
Electrical Characteristics @ 25°C Unless Otherwise Specified
Average Forward
Current
Peak Forward Surge
Current
Maximum
Instantaneous
Forward Voltage
SK32A-34A
SK35A-36A
SK38A-310A
I
F(AV)
I
FSM
3.0A
80A
T
A
= 125°C
8.3ms, half sine
DIM
A
B
C
D
E
F
G
H
J
MAX
.096
.064
.008
.02
.060
.091
.220
.181
.115
MAX
2.44
1.63
.20
.51
1.52
2.32
5.59
4.60
2.92
NOTE
SUGGESTED SOLDER
PAD LAYOUT
V
F
.50V
.75V
.85V
I
FM
= 3.0A;
T
J
= 25°C*
0.090”
Maximum DC
Reverse Current At
Rated DC Blocking
Voltage
Typical Junction
Capacitance
Note:
I
R
.5mA
20mA
250pF
T
J
= 25°C
T
J
= 100°C
Measured at
1.0MHz, V
R
=4.0V
0.085”
C
J
0.070”
*Pulse test: Pulse width 200
µsec,
Duty cycle 2%
1.
High Temperature Solder Exemptions Applied, see EU Directive Annex 7.
Revision:
9
www.mccsemi.com
1 of 4
2009/03/31
SK32A-LT thru SK310A-LT
Figure 1
Typical Forward Characteristics
100
60
40
20
SK32A-SK34A
10
6
4
2
Amps
1
.5
.6
.4
.2
.1
.06
.04
.02
.01
.2
.4
.6
.8
Volts
Instantaneous Forward Current - Amperes
versus
Instantaneous Forward Voltage - Volts
1.0
1.2
1.4
0
1.5
Amps
1.0
SK35A-36A
SK38A-SK310A
2.0
2.5
3.0
MCC
TM
Micro Commercial Components
Figure 2
Forward Derating Curve
Single Phase, Half Wave
60Hz Resistive or Inductive Load
40
60
80
100
°C
Average Forward Rectified Current - Amperes
versus
Ambient Temperature -
°C
120
140
160
Figure 3
Junction Ca pacitance
100
600
400
200
pF
100
60
40
20
10
.1
.2
.4
1
Volts
2
4
10
20
40
100 200
400
1000
T
J
=25°C
Junction Capacitance - pF
versus
Reverse Voltage - Volts
Revision:
9
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2 of 4
2009/03/31
SK32A-LT thru SK310A-LT
Figure 4
Typical Reverse Characteristics
10
6
4
2
1
.6
.4
.2
20
mAmps .1
0
.06
.04
.02
.01
.006
.004
.002
.001
20
40
60
80
Volts
Instantaneous Reverse Leakage Current - MicroAmperes
versus
Percent Of Rated Peak Reverse Voltage - Volts
100
120
140
SK32A-34A
SK35A-310A
1
2
4
6
75°C
Amps
100°C
MCC
TM
Micro Commercial Components
Figure 5
Peak Forward Surge Current
120
100
80
60
40
8 10
Cycles
20
40
60 80 100
25°C
Peak Forward Surge Current - Amperes
versus
Number Of Cycles At 60Hz - Cycles
www.mccsemi.com
Revision:
9
3 of 4
2009/03/31
MCC
Micro Commercial Components
TM
Ordering Information
Device
(Part Number)-TP
Packing
Tape&Reel;5Kpcs/Reel
***IMPORTANT NOTICE***
Micro Commercial Components Corp
.
reserves the right to make changes without further notice to any
product herein to make corrections, modifications , enhancements , improvements , or other changes .
Micro Commercial Components Corp
.
does not assume any liability arising out of the application or
use of any product described herein; neither does it convey any license under its patent rights ,nor
the rights of others . The user of products in such applications shall assume all risks of such use
and will agree to hold
Micro Commercial Components Corp
.
and all the companies whose
products are represented on our website, harmless against all damages.
***APPLICATIONS DISCLAIMER***
Products offer by
Micro Commercial Components Corp
.
are not intended for use in Medical,
Aerospace or Military Applications.
www.mccsemi.com
Revision:
9
4 of 4
2009/03/31
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