MCC
TM
Micro Commercial Components
omponents
20736 Marilla Street Chatsworth
!"#
$
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SK42L
THRU
SK44L
4 Amp Schottky
Rectifier
20 to 40 Volts
DO-214AB
(SMC) (LEAD FRAME)
A
Features
•
•
•
•
•
•
High
Surge Capability
Ver low forward voltage drop
Halogen
free available upon request by adding suffix "-HF"
Low power losses,high efficiency
Guardring for overvoltage protection
Lead Free Finish/RoHS Compliant(Note 1) ("P" Suffix designates
RoHS Compliant. See ordering information)
•
•
•
•
•
Epoxy meets UL 94 V-0 flammability rating
Moisture Sensitivity Level 1
Operating Temperature: -55 C to +125 C
Storage Temperature: -55
O
C to +150
O
C
Maximum Thermal Resistance; 14
O
C/W Junction To Lead
50°C/W Junction To Ambient
O
O
Maximum Ratings
MCC
Catalog
Number
SK42L
SK43L
SK44L
Device
Marking
SK42L
SK43L
SK44L
Maximum
Reccurrent
Peak Reverse
Voltage
20V
30V
40V
Maximum
RMS
Voltage
14V
21V
28V
Maximum
DC
Blocking
Voltage
20V
30V
40V
B
C
F
H
Electrical Characteristics @ 25°C Unless Otherwise Specified
Average Forward
I
F(AV)
Current
Peak Forward Surge
I
FSM
Current
Maximum Instantaneous
Forward Voltage*
V
F
D
G
E
4.0A
150A
T
L
= 90°C
8.3ms, half sine
DIMENSIONS
INCHES
MIN
.260
.220
.006
.030
.305
.079
.108
.002
MM
MIN
6.60
5.59
0.15
0.76
7.75
2.00
2.75
0.050
DIM
A
B
C
D
E
F
G
H
MAX
.280
.245
.012
.060
.320
.103
.128
.008
MAX
7.11
6.22
0.31
1
..52
8.13
2.62
3.25
0.203
NOTE
.45V
I
FM
= 4.0A;T
A
=25
o
C
Maximum DC
Reverse Current At
Rated DC Blocking
I
R
0.5mA
35mA
T
A
= 25°C
T
A
= 100°C
Voltage*
*Pulse test: Pulse width 300
µsec,
Duty cycle 1%
Notes: 1.High Temperature Solder Exemption Applied,see EU Directive Annex 7.
SUGGESTED SOLDER
PAD LAYOUT
0.185
0.121”
0.060”
www.mccsemi.com
Revision:
C
1 of 3
2014/03/07
SK42L thru SK44L
RATINGS AND CHARACTERISTICS CURVES
(T
A
= 25 °C unless otherwise noted)
5
150
MCC
Peak Forward Surge Current (A)
T
j
= T
j
max.
8.3 ms Single Half Sine-Wave
125
TM
Micro Commercial Components
Average Forward Current (A)
4
100
3
75
50
2
1
25
0
0
25
50
75
100
125
0
1
10
100
Lead Temperature ( °C)
Number of Cycles at 60 Hz
Figure 1. Forward Current Derating Curve
Figure 2. Maximum Non-Repetitive Peak Forward Surge Current
50
4000
Pulse Width = 300 µs
1 % Duty Cycle
T
j
= 25 °C
T
j
= 25 °C
f = 1.0 MHz
V
sig
= 50 mVp-p
Instantaneous Forward Current (A)
Junction Capacitance (pF)
10
1000
1
0.1
0.01
0
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2
100
0.1
1
10
100
Instantaneous Forward Voltage (V)
Reverse Voltage (V)
Figure 3. Typical Instantaneous Forward Characteristics
Figure 5. Typical Junction Capacitance
50
Instantaneous Reverse Current (mA)
T
j
= 125 °C
10
1
T
j
= 75 °C
0.1
0.01
T
j
= 25 °C
0.001
0
20
40
60
80
100
Percent of Rated Peak Reverse Voltage (%)
Figure 4. Typical Reverse Characteristics
www.mccsemi.com
Revision:
C
2 of 3
2014/03/07
MCC
Micro Commercial Components
TM
Ordering Information :
Device
Part Number-TP
Note : Adding "-HF" suffix for halogen free, eg. Part Number-TP-HF
Packing
Tape&Reel:
3Kpcs/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.
***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
coverage or other assistance for parts bought from Unauthorized Sources.
MCC is committed to combat this global
problem and encourage our customers to do their part in stopping this practice by buying direct or from authorized
distributors.
www.mccsemi.com
Revision:
C
3 of 3
2014/03/07
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