SK32A
THRU
SK310A
3 Amp Schottky
Rectifier
20 to 100 Volts
Features
• Same Electrical Characteristics As The SMC Version
• Very Low Cost
• Can Be Up To 50% Smaller Than The SMC To Save Precious
Board Space
• High Current Capability With Low Forward Voltage
• For Surface Mount Applications
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
Device
Marking Maximum
Recurrent
Peak Reverse
Voltage
Maximum
RMS
Voltage
Maximum
DC
Blocking
Voltage
SK32A SK32A 20V 14V 20V
SK33A SK33A 30V 21V 30V
SK34A SK34A 40V 28V 40V
SK35A SK35A 50V 35V 50V
SK36A SK36A 60V 42V 60V
SK38A SK38A 80V 56V 80V
SK310A SK310A 100V 70V 100V
DO-214AC
(HSMA) (High Profile)
H
J
E
F
G
A
B
D
C
Cathode Band
Electrical Characteristics @ 25°C Unless Otherwise Specified
Average Forward
Current
IF(AV) 3.0A TL= 100°C
Peak Forward Surge
Current
IFSM
Maximum DC
Reverse Current At
Rated DC Blocking
Voltage
IR.5mA
20mA
TJ = 25°C
TJ = 100°C
Typical Junction
Capacitance
CJ45pF Measured at
1.0MHz, VR=4.0V
*Pulse test: Pulse width 200 µsec, Duty cycle 2%
Maximum
Instantaneous
Forward Voltage
SK32A-34A
SK35A-36A
SK38A-310A
VF.50V
.75V
.85V
IFM = 3.0A;
TJ = 25°C*
0.070”
0.090”
0.085”
SUGGESTED SOLDER
PAD LAYOUT
DIMENSIONS
INCHES MM
DIM MIN MAX MIN MAX NOTE
A .078 .116 1.98 2.95
B .067 .089 1.70 2.25
C .002 .008 .05 .20
D --- .02 --- .51
E .035 .055 .89 1.40
F .065 .0961.65 2.45
G .205 .224 5.21 5.69
H .160 .180 4.06 4.57
J .100 .112 2.57 2.84
omponents
20736 Marilla Street Chatsworth
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MCC
Revision: A 2011/01/01
TM
Micro Commercial Components
www.mccsemi.com
1 of 4
• Lead Free Finish/Rohs Compliant (Note1) ("P"Suffix designates
Compliant. See ordering information)
Note: 1. High Temperature Solder Exemptions Applied, see EU Directive Annex 7.
80A 8.3ms, half sine
• Epoxy meets UL 94 V-0 flammability rating
• Moisture Sensitivity Level 1
MCC
SK32A thru SK310A
Average Forward Rectified Current - Amperes versus
Lead Temperature -°C
Figure 2
Forward Derating Curve
40 60 100 120 140 160
0
.5
1.0
1.5
Single Phase, Half Wave
60Hz Resistive or Inductive Load
Amps
°C
80
2.0
2.5
3.0
Figure 3
Junction Capacitance
.1 .2 1.4 2 10 20 404 100 200
10
20
60
100
200
1000
Junction Capacitance - pF versus
Reverse Voltage - Volts
pF
Volts
600
400
40
400 1000
TJ=25°C
S
K32A-34A
SK35A-SK310A
Figure 1
Typical Forward Characteristics
Instantaneous Forward Current - Amperes versus
Instantaneous Forward Voltage - Volts
Volts
4
6
20
10
Amps
.2 1.2
.4 .6 .8 1.0
.01
.02
.04
.06
.1
.2
.4
.6
1
2
25°C
40
60
100
1.4
SK32A-SK34ASK35A-SK310A
Revision: A 2011/01/01
TM
Micro Commercial Components
www.mccsemi.com
2 of 4
Figure 6
New SMA Assembly
Round Lead
MCC
SK32A thru SK310A
Figure 4
Typical Reverse Characteristics
Instantaneous Reverse Leakage Current - MicroAmperes versus
Percent Of Rated Peak Reverse Voltage - Volts
Volts
.4
.6
2
1
mAmps
20 120
40 60 80 100
.001
.002
.004
.006
.01
.02
.04
.06
.1
.2
4
6
10
140
1 100
4
0
20
40
60
8
Figure 5
Peak Forward Surge Current
Peak Forward Surge Current - Amperes versus
Number Of Cycles At 60Hz - Cycles
Amps
Cycles
2610 20 60 80
40
80
100
120
SK35A-310A
SK32A-34A
Revision: A 2011/01/01
TM
Micro Commercial Components
www.mccsemi.com
3 of 4
25°C
100°C
75°C
MCC
Revision: A 2011/01/01
TM
Micro Commercial Components
www.mccsemi.com
4 of 4
3
Device Packing
Part Number-TP Tape&Reel: 3Kpcs/Reel
Ordering Information :
***IMPORTANT NOTICE***
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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.
***LIFE SUPPORT***
MCC's products are not authorized for use as critical components in life support devices or systems without the express written
approval of Micro Commercial Components Corporation.
***CUSTOMER AWARENESS***
Counterfeiting of semiconductor parts is a growing problem in the industry. Micro Commercial Components (MCC) is taking
strong measures to protect ourselves and our customers from the proliferation of counterfeit parts. MCC strongly encourages
customers to purchase MCC parts either directly from MCC or from Authorized MCC Distributors who are listed by country on
our web page cited below. Products customers buy either from MCC directly or from Authorized MCC Distributors are genuine
parts, have full traceability, meet MCC's quality standards for handling and storage. MCC will not provide any warranty
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problem and encourage our customers to do their part in stopping this practice by buying direct or from authorized
distributors.
