SK32AF
THRU
3.0AMP SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS -20V-200V
SMAF(DO-221AC) PACKAGE
SK320AF
Pb Free Product
FEATURES
* Low profile package
* Ideal for automated placement
* Guard Ring for over voltage protection
* Low forward voltage drop
* RoHS Product for packing code suffix "G",
Halogen free product for packing code suffix "H"
2
1
0.065(1.65)
0.049(1.25)
MECHANICAL DATA
0.181(4.60)
0.155(3.95)
0.220(5.60)
0.189(4.80)
* Case: Molded plastic,DO-221AC/ SMAF
* Epoxy: UL 94V-O rate flame retardant
* Terminals: Solder Plated, solderable per
MIL-STD-750, Method 2026
* Mounting position: Cathod Band
* Weight: Approximated 0.032 gram.
0.059(1.50)
0.029(0.75)
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25℃ ambient temperature unless otherwise specified.
Single phase half wave, 60Hz, resistive of inductive load.
For capacitive load, derate current by 20%
SK32AF SK33AF SK34AF SK35AF SK36AF SK38AF SK310AF SK315AF SK320AF
SYMBOL
RATINGS
UNIT
32AF
20
33AF
30
34AF
40
35AF
50
36AF
60
38AF
80
310AF
100
315AF
150
320AF
200
Marking Code
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
VRRM
VRMS
VDC
Volts
Volts
Volts
14
21
28
35
42
56
70
105
140
Maximum DC Blocking Voltage
20
30
40
50
60
80
100
150
200
Maximum Average Forward Rectified Current
0.375" (9.5mm) lead length (see Fig.1)
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Typical Thermal Resistance (Note 1)
Typical Junction Capacitance (Note 2)
Operating Temperature Range
IO
3.0
80
Amps
Amps
IFSM
70/30
RΘJA/RΘJC
℃/W
PF
180
150
-55 to +125
-55 to +150
110
CJ
TJ
100
80
-55 to +150
℃
Storage Temperature Range
TSTG
℃
CHARACTERISTICS
SK32AF SK33AF SK34AF SK35AF SK36AF SK38AF SK310AF SK315AF SK320AF
SYMBOL
VF
UNIT
Volts
0.5
0.70
0.85
Maximum Instantaneous Forward Voltage at 3.0A DC(Note
0.45
0.87
0.90
0.5
10
0.2
5
Maximum Average Reverse Current at
Rated DC Blocking Voltage
@TC=25℃
IR
mAmps
@TC=100℃
NOTES :1. Thermal Resistance forJunction to Ambient: Vertical PC Board Mounting, 0.5” (12.7mm) Lead Length.
Thermal Resistance for Junction to Case
2. Measured at 1 MHz and applied reverse voltage of 4.0 volts.
3. Measured at Pulse Width 300μs, Duty Cycle 2%.
WILLAS ELECTRONIC CORP.
2011-12