Notes:
(1) Pulse test: 300uS pulse width, 1% duty cycle
(2) Thermal resistance from junction to lead, and/or to ambient P.C.B. mounted with 2.8mm lead length with 1.5X1.5 (38X38mm) copper pads
(3) Measured at 1.0MHz and applied reverse voltage of 4.0 volts
Symbols
SKN7
SKN8
SKN9
Units
Maximum repetitive peak reverse voltage
V
RRM
20
30
40
Volts
Maximum RMS voltage
V
RMS
14
21
28
Volts
Maximum DC blocking voltage
V
DC
20
30
40
Volts
Maximum non-repetitive peak reverse voltage
V
RSM
24
36
48
Volts
Maximum average forward rectified current
2.8mm lead length at T
L
=90
I
(AV)
1.0
Amp
Peak forward surge current,
8.3mS single half sine-wave superimposed
on rated load (MIL-STD-750D 4066 method) at T
L
=70
I
FSM
25.0
Amps
Maximum instantaneous forward voltage at 1.0A (Note 1)
Maximum instantaneous forward voltage at 3.1A (Note 1)
V
F
V
F
0.450
0.750
0.550
0.875
0.600
0.900
Volts
Volts
Maximum instantaneous reverse current T
A
=25
at rated DC blocking voltage T
A
=110
I
R
1.0
10.0
mA
Typical junction capacitance (Note 3)
C
J
110.0
F
Typical thermal resistance (Note 2)
R
JA
R
JL
50.0
15.0
/W
Operating junction and storage temperature range
T
J
, T
STG
-65 to +125
Features
Mechanical Data
SKN7 THRU SKN9
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
Reverse Voltage -
20 to 40 Volts
Forward Current -
1.0 Ampere
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
Metal silicon junction, majority carrier conduction
Guardring for overvoltage protection
Low power loss, high efficiency
High current capability, low forward voltage drop
High surge capability
For use in low voltage, high frequency inverters,
free wheeling, and polarity protection applications
High temperature soldering guaranteed:
250 /10 seconds, 2.8mm lead length
Case: SMA molded plastic body
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 0.004 ounce, 0.11 gram
Maximum Ratings and Electrical Characteristics
Ratings at 25 ambient temperature unless otherwise specified.
D I M E N S I O N S
D I M
i n c h e s
m m
N o t e
M i n .
M a x .
M i n .
M a x .
A
0 . 2 1 6
0 . 2 2 6
5 . 4 8
5 . 7 4
B
0 . 1 7 6
0 . 1 8 2
4 . 4 8
4 . 6 3
C
0 . 0 9 4
0 . 1 0 0
2 . 4 0
2 . 5 5
D
0 . 1 7 0
0 . 1 7 6
4 . 3 3
4 . 4 8
E
0 . 0 3 9
0 . 0 5 5
1 . 0 0
1 . 4 0
F
0 . 0 8 0
0 . 0 8 1
2 . 0 3
2 . 0 7
G
0 . 0 6 8
0 . 0 8 3
1 . 7 2
2 . 1 0
H
0 . 1 1 2
0 . 1 1 8
2 . 8 5
3 . 0 0
J
0 . 0 5 7
-
1 . 4 4
-
K
-
0 . 0 1 8
-
0 . 4 5
L
0 . 0 1 6
-
0 . 4 0
-
M
0 . 1 0 9
0 . 1 1 5
2 . 7 7
2 . 9 3
N
0 . 1 0 5
0 . 1 0 7
2 . 6 7
2 . 7 3
P
0 . 0 7 8
0 . 0 8 1
2 . 0 0
2 . 0 5
1
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