Sooner Power Semiconductor
SK310B THRU SK320B
Surface Mount Schottky Barrier Rectifier
Package Outline Dimensions ( millimeters )
CB
G
K
AD
HF
E
A
SMB (DO-214AA)
Dim. Min. Max.
A 4.06 4.75
B 3.30 3.94
C 1.96 2.21
D 0.15 0.31
E 5.00 5.59
F ----- 0.20
G 2.00 2.50
H 0.76 1.52
All Dimensions in millimeter
Features
• High Current Capability
• Low Switching Noise
• High Surge Capability
• Low Power Loss & High Efficiency
• Guard Ring Protection
• Pd-free lead plating & Halogen-free part
Mechanical
• Molded Plastic Low profile SMB (DO-214AA)
• Plastic materials used carries underwriters
laboratory flammability classification 94V-0
• Lead Temperature for Soldering Purposes：
265℃ Max. for 10 Seconds
• Device Weight : 0.003 ounces (0.091 grams)
Maximum Ratings & Electrical Characteristics ( TA = 25℃ unless otherwise specified )
Parameter
Symbol SK310B SK315B SK320B
Marking Code
SK310 SK315 SK320
DC Blocking Voltage
VRM 100 150 200
Working Peak Reverse Voltage
VRWM
70
105 140
Peak Repetitive Reverse Voltage
VRRM
100
150
200
Average Rectified Forward Current
(Rated VR-20Khz Square Wave) - 50% duty cycle
IF(AV)
3
Non-Repetitive Peak Forward Surge Current
(Surge applied at rated load conditions half wave, single phase, 60Hz)
IFSM
80
Instantaneous Forward Voltage
IF = 3A , TA = 25℃
VF
Instantaneous Reverse Current
VR = VRRM , TA = 25℃
VR = VRRM , TA = 100℃
IR
Total Capacitance
VR = 4V , f = 1MHz
CT
NOTE： 1.FR-4 PCB, 2 oz Copper. Minimum recommended pad layout
0.85 0.87
0.5
20.0
400
0.9
2.Polymide PCB, 2 oz Copper. Cathode pad dimensions 18.8x14.4mm , Anode pad dimensions 5.6x14.4mm
Units
Volts
Amps
Amps
Volts
mA
pF
REV. 00 - JUN-2015
1
