DAYA SK310A

SK32
THRU SK310
Features
•
•
•
3 Amp Schottky
Rectifier
20 to 100 Volts
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
Gull Wing, Or DO215AC Version, Available
•
•
•
DO-214AC
(SMAJ) (High Profile)
Maximum Ratings
•
•
•
H
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
SK32A
SK33A
SK34A
SK35A
SK36A
SK38A
SK310A
SK32A
SK33A
SK34A
SK35A
SK36A
SK38A
SK310A
Maximum
Recurrent
Peak Reverse
Voltage
20V
30V
40V
50V
60V
80V
100V
Maximum
RMS
Voltage
14V
21V
28V
35V
42V
56V
70V
Maximum
Instantaneous
Forward Voltage
SK32A-34A
SK35A-36A
SK38A-310A
Maximum DC
Reverse Current At
Rated DC Blocking
Voltage
Typical Junction
Capacitance
J
Maximum
DC
Blocking
Voltage
20V
30V
40V
50V
60V
80V
100V
Electrical Characteristics @ 25°C Unless Otherwise Specified
Average Forward
Current
Peak Forward Surge
Current
Cathode Band
IF(AV)
3.0A
TJ = 120°C
IFSM
100A
8.3ms, half sine
A
E
C
D
B
F
G
DIMENSIONS
DIM
A
B
C
D
E
F
G
H
J
INCHES
MIN
.078
.067
.002
--.035
.065
.205
.160
.100
MM
MIN
1.98
1.70
.05
--.89
1.65
5.21
4.06
2.57
MAX
.116
.089
.008
.02
.055
.096
.224
.180
.112
MAX
2.95
2.25
.20
.51
1.40
2.45
5.69
4.57
2.84
SUGGESTED SOLDER
PAD LAYOUT
VF
.50V
.75V
.85V
IFM = 3.0A;
TJ = 25°C*
IR
.5mA
20mA
TJ = 25°C
TJ = 100°C
CJ
45pF
Measured at
1.0MHz, VR=4.0V
*Pulse test: Pulse width 200 µsec, Duty cycle 2%
0.090”
0.085”
0.070”
NOTE
SK32 THRU SK310
Figure 1
Typical Forward Characteristics
Figure 2
Forward Derating Curve
100
60
3.0
40
2.5
20
SK32A-SK34A
SK35A-SK310A
10
2.0
6
1.5
4
Amps
2
Amps
1.0
1
.5
Single Phase, Half Wave
60Hz Resistive or Inductive Load
.6
.4
0
40
60
80
.2
100
120
160
°C
25°C
Average Forward Rectified Current - Amperesversus
Ambient Temperature - °C
.1
.06
.04
.02
.01
140
.2
.4
.6
.8
1.0
1.4
1.2
Volts
Instantaneous Forward Current - Amperesversus
Instantaneous Forward Voltage - Volts
Figure 3
Junction Capacitance
1000 SK35A-SK310A
600
SK32A-34A
400
200
pF
TJ=25°C
100
60
40
20
10
.1
.2
.4
1
Volts
2
4
10
20
40
Junction Capacitance - pFversus
Reverse Voltage - Volts
100
200
400
1000
SK32 THRU SK310
Figure 4
Typical Reverse Characteristics
10
6
4
Figure 5
Peak Forward Surge Current
150
2
125
1
100
.6
75
.4
Amps
50
.2
25°C
25
µAmps .1
0
.06
1
2
4
6
8 10
20
40
Cycles
.04
Peak Forward Surge Current - Amperesversus
Number Of Cycles At 60Hz - Cycles
.02
.01
.006
SK32A-34A
SK35A-310A
.004
.002
.001
20
60 80 100
Figure 6
New SMA Assembly
40
60
80
100
120
140
Volts
Instantaneous Reverse Leakage Current - MicroAmperesversus
Percent Of Rated Peak Reverse Voltage - Volts
Round Lead