21201 Itasca St.
Chatsworth, CA 91311
Phone: (818) 701-4933
Fax: (818) 701-4939
SK22
thru
SK210
2 Amp Schottky
Rectifier
20 - 100 Volts
DO-214AA
(SMBJ)
Features
• Schottky Barrier Rectifier
• Guard Ring Protection
• Low Forward Voltage
• Reverse Energy Tested
• High Current Capability
• Extremely Low Thermal Resistance
DIMENSIONS
INCHES MM
DIM MIN MAX MIN MAX NOTE
A .095 .115 2.42 2.92 1
B .081 .087 2.06 2.21
C --- .008 --- .40
D --- .02 --- .51
E .030 .060 .76 1.52
F .065 .084 1.65 2.13
G .205 .228 5.21 5.79
H .160 .180 4.06 4.57
J .130 .155 3.30 3.94
1) Maximum Jedec Spec is .096” or 2.44 M M
Maximum Ratings
• Operating Temperature: -65°C to +175°C
• Storage Temperature: -65°C to +175°C
• Maximum Thermal Resistance; 15°C/W Junction To Lead
Microsemi
Part Number Device
Marking
Maximum
Recurrent
Peak Reverse
Voltage
Maximum
RMS
Voltage
Maximum
DC
Blocking
Voltage
SK22 SK22 20V 14V 20V
SK23 SK23 30V 21V 30V
SK24 SK24 40V 28V 40V
SK25 SK25 50V 35V 50V
SK26 SK26 60V 42V 60V
SK28 SK28 80V 56V 80V
SK210 SK210 100V 70V 100V
Electrical Character istics @ 25 °C U nless Otherwise Specified
Average Forward
Current IF(AV) 2.0A TJ = 90°C
Peak Forward Surge
Current IFSM 50A 8.3ms, half sine
Maximum
Instantaneous Forward
Voltage SK22-SK24
SK25-26
SK28-210
VF.50V
.70V
.85V
IFM = 2.0A;
TA = 25°C*
Maximum DC Reverse
Current At Rated DC
Blocking Voltage IR.5mA TA = 25°C
Typical Junction
Capacitance SK22
SK23-SK210 CJ230pF
50pF Measured at
1.0MHz, VR=4.0V
*Pulse test: Pulse width 300 µsec, Duty cycle 2%
0.075”
0.085
”
0.095”
SUGGESTED SOLDER
PAD LAYOUT
H
J
E
F
G
A
B
D
C
Cathode Band
Figure 1
Typical Forward Characteri stics
Instantaneous Forward Current - Amperes versus
Instantaneous Forward Voltage - Vol ts
0.2 .4 .6 .8 1.0 1.2 1.4
.1
.2
.4
.6
.8
1.0
2.0
4.0
6.0
8.0
10
20
40
60
80
100
Volts
Amps
Figure 2
Typical Revers e Characteris tics
0 5 10 15 20 25 30 35 40 45 50
.001
.1
1
10
10
1000
125°C
75°C
25°C
Typical Revers e Current - mA versus
Reverse Voltage - Volts
mA
Volts
25°C
SK22-SK24
Figure 3
T
yp
ical J unction Ca
p
acitance
Junct i on Capacitance - pF versus
Reverse Voltage - Volts
Volts
pF
0. 0.5 1.0 5.0 10 50 100
100
200
400
600
100
2000
4000
6000
10000
Figure 4
New SMB Assembly
Round Lead
SK25-SK26
SK28-SK210
SK22 thru SK210
Average Forward Rectifi ed Current - Amperes versus
Ambi ent Temperat ure - °C
Figure 6
Forward Derating Curve
017550 75 100 125
0
.4
.8
1.2
Single Phase, Half Wave
60Hz Resistive or Inductive Load
Amps
°C
150
1.6
2.0
2.4
1 100
4
0
10
20
30
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
40
50
60
SK22 thru SK210
