SK32A - SK310A SURFACE MOUNT
SCHOTTKY BARRIER RECTIFIERS
PRV : 20 - 100 Volts
IO : 3.0 Amperes
FEATURES :
* High current capability
* High surge current capability
* High reliability
* High efficiency
* Low power loss
* Low forward voltage drop
* Pb / RoHS Free
MECHANICAL DATA :
* Case : SMA (DO-214AC) Molded plastic
* Epoxy : UL94V-O rate flame retardant
* Lead : Lead Formed for Surface Mount
* Polarity : Color band denotes cathode end
* Mounting position : Any
* Weight : 0.067 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25 °C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
SK SK SK SK SK SK SK
32A 33A 34A 35A 36A 38A 310A
Maximum Recurrent Peak Reverse Voltage VRRM 20 30 40 50 60 80 100 V
Maximum RMS Voltage VRMS 14 21 28 35 42 56 70 V
Maximum DC Blocking Voltage VDC 20 30 40 50 60 80 100 V
Maximum Average Forward Current at TJ = 120 °C IF(AV) 3.0 A
Maximum Peak Forward Surge Current,
8.3ms single half sine wave superimposed
on rated load (JEDEC Method)
Maximum Forward Voltage at IF = 3.0 A VF0.5 0.75 0.85 V
Maximum Reverse Current at Ta = 25 °C IR0.5 mA
Rated DC Blocking Voltage (Note 1) Ta = 100 °C IR(H) 20 mA
Maximum Thermal Resistance (Junction to Case) RӨJC 10 °C/W
Junction Temperature Range TJ - 65 to + 125 °C
Storage Temperature Range TSTG - 65 to + 150 °C
Note :
(1) Pulse Test : Pulse Width = 300 µs, Duty Cycle = 2%
Page 1 of 2 Rev. 01 : May 24, 2006
RATING
IFSM 80 A
UNITSYMBOL
2.1 ± 0.2
SMA (DO-214AC)
1.2 ± 0.2
5.0 ± 0.15
4.5 ± 0.15
2.6 ± 0.15
Dimensions in millimeters
1.1 ± 0.3
0.2 ± 0.07
2.0 ± 0.2
IATF 0060636
SGS TH07/1033
TH09/2479
TH97/2478
FIG.1 - FORWARD CURRENT DERATING CURVE FIG.2 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
0 25 50 75 100 125 150 175 1 2 4 10 20 40 100
JUNCTION TEMPERATURE, (°C) NUMBER OF CYCLES AT 60Hz
FIG.3 - TYPICAL FORWARD CHARACTERISTICS FIG.4 - TYPICAL REVERSE CHARACTERISTICS
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 0 20 40 60 80 100
Page 2 of 2 Rev. 01 : May 24, 2006
RATING AND CHARACTERISTIC CURVES ( SK32A - SK3BA )
2.4
1.8
1.2
0.6
3.0
80
0
100
0
60
40
20
PEAK FORWARD SURGE
CURRENT, (A)
AVERAGE FORWARD CURRENT,
(A)
1.0
0.01
0.1
REVERSE VOLTAGE, (V)
REVERSE CURRENT, (mA)
1.0
0.1
INSTANTANEOUS FORWARD CURRENT, (A)
INSTANTANEOUS FORWARD
VOLTAGE, (V)
SK35A - SK36A
SK32A - SK34A
SK38A - SK310A
10
100 10
SK32A - SK34A
SK38A - SK310A
SK35A - SK36A
IATF 0060636
SGS TH07/1033
TH09/2479
TH97/2478
