SKT2 - SKTB
SURFACE MOUNT
SCHOTTKY BARRIER RECTIFIERS
PRV : 20 - 100 Volts
I
O
: 2.5 Amperes
FEATURES :
* High current capability
* High surge current capability
* High reliability
* High efficiency
* Low power loss
* Low cost
* Low forward voltage drop
MECHANICAL DATA :
* Case : SMB Molded plastic
* Epoxy : UL94V-O rate flame retardant
* Lead : Lead Formed for Surface Mount
* Polarity : Color band denotes cathode end
* Mounting position : Any
* Weight : 0.093 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25
C ambient temperature unless otherw ise specified.
Single phase, half w ave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
SYMBOL
SKT2 SKT3 SKT4 SKT5 SKT6 SKT7 SKT8 SKT9 SK TB
UNIT
Maximum Recurrent Peak Reverse Voltage
V
RRM
20
30
40
50
60
70
80
90
100
Volts
Maximum RMS Voltage
V
RMS
14
21
28
35
42
49
56
63
70
Volts
Maximum DC Blocking Voltage
V
DC
20
30
40
50
60
70
80
90
100
Volts
Maximum Average Forward Current See Fig.1
I
F(AV
)
2.5
Amps.
Peak Forward Surge Current,
8.3ms single half sine wave superimposed
on rated load (JEDEC Method)
I
FSM
75
Amps.
Maximum Forward Voltage at I
F
= 2.5 Amps.
(Note 1)
V
F
0.5
0.74
0.79
Volt.
Maximum Reverse Current at
Rated DC Blocking Voltage (Note 1)
I
R
0.5
mA
Junction Temperature Range
T
J
- 65 to + 125
- 65 to + 150
C
Storage Temperature Range
T
STG
- 65 to + 150
C
Notes :
(1) Pulse Test : Pulse Width = 300
s, Duty Cycle = 2%.
UPDATE : SEPTEMBER 12, 1998
RATING
0.22
0.07
2.0
0.1
5.4
0.15
2.3
0.2
4.8
0.15
3.6
0.15
SMB (DO-214AA)
1.1
0.3
Dimensions in millimeter
RATING AND CHARACTERISTIC CURVES ( SKT2 - SKTB )
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
6
10
20
40
60
100
LEAD TEMPERATURE, (
C)
NUMBER OF CYCLES AT 60Hz
FIG.3 - TYPICAL FORWARD CHARACTERISTICS
FIG.4 - TYPICAL REVERSE CHARACTERISTICS
0.1
0.3
0.5
0.7
0.9
1.1
1.3
1.5
1.7
1.9
2.1
2.0
1.5
1.0
0.5
2.5
60
0
75
0
45
30
15
PEAK FORWARD SURGE
CURRENT, AMPERES
AVERAGE FORWARD CURRENT,
AMPERES
10
1.0
80
0.01
0.1
100
140
0
20
40
60
120
PERCENT OF RATED REVERSE
VOLTAGE, (%)
T
J
= 100
C
T
J
= 25
C
REVERSE CURRENT, MILLIAMPERES
SKT2
SKT3
SKT4
SKT5
THRU
SKTB
1.0
0.1
10
FORWARD CURRENT, AMPERES
FORWARD VOLTAGE, VOLTS
20
SKT5
SKT6
SKT7
T
J
= 25
C
PULSE WIDTH = 300
s
DUTY CYCLE = 2%
SKT2
SKT3
SKT4
SKT8
SKT9
SKTB
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