MAXIMUM RATINGS & ELECTRICAL CHARACTERISTICS
MECHANICAL DATA
FEATURES
Data Sheet No. SBDA-302-1B
MECHANICAL SPECIFICATION
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive loads, derate current by 20%.
Average Forward Rectified Current @ T = 90 C (T measured on
cathode lead, 1/32 in. from case))
L
L
o
PARAMETER (TEST CONDITIONS)
Maximum DC Blocking Voltage
Peak Forward Surge Current ( 8.3mS single half sine wave
superimposed on rated load)
Maximum Forward Voltage at 3 Amps DC
Maximum Peak Recurrent Reverse Voltage
Maximum RMS Voltage
Series Number
I
O
V
RMS
V
RRM
V
RM
SYMBOL
SK304
SK302
RATINGS
VOLTS
AMPS
UNITS
VOLTS
V
FM
I
FSM
SK306
SK307
SK310
20
40
60
70
100
20
40
60
70
100
14
28
42
49
70
3
120
0.5
100
0.7
0.8
Typical Thermal Resistance, Junction to Ambient
Junction Operating Temperature Range
Maximum Average DC Reverse Current
At Rated DC Blocking Voltage (Note 1)
I
RM
R
JA
T
J
T
STG
C/W
C
mA
Typical Junction Capacitance (Note 2)
C
J
Storage Temperature Range
pF
@ T =
25 C
L
o
@ T = 100 C
L
o
0.5
20
20
250
-65 to +125
-65 to +150
4.97fsbda302
-65 +150
to
Metal semiconductor junction with guard ring
Epitaxial Construction
Low forward voltage drop
High current capacity
For use in low voltage, high frequency inverters, free wheeling,
and polarity protection applications
Case: JEDEC DO-27 molded plastic (U/L Flammability Rating 94V-0)
Terminals: Plated axial leads
Solderability: Per MIL-STD 202 Method 208 guaranteed
Polarity: Color band denotes cathode
Mounting Position: Any
Weight: 0.04 Ounces (1.12 Grams)
A7
(1) Lead temperature reference is cathode lead 1/32 in from case.
(2) Measured at 1MHz & applied reverse voltage of 4 volts
NOTES:
Color Band
Denotes
Cathode
LD (Dia)
BD (Dia)
LL
BL
LL
ACTUAL SIZE OF
DO-27 PACKAGE
Sym
In
mm
Minimum
Maximum
BL
BD
LL
LD
1.00
0.048
In
mm
0.365
0.205
0.052
9.28
5.2
1.3
25.4
1.2
SERIES SK302 - SK310
DO-27
Tel.: (310) 767-1052
Fax: (310) 767-7958
DIOTEC ELECTRONICS CORP.
Gardena, CA 90248
U.S.A
18020 Hobart Blvd., Unit B
RATING & CHARACTERISTIC CURVES FOR SERIES SK302 - SK310
Data Sheet No. SBDA-302-2B
Tel.: (310) 767-1052
Fax: (310) 767-7958
DIOTEC ELECTRONICS CORP.
Gardena, CA 90248
U.S.A
18020 Hobart Blvd., Unit B
FIGURE 4. TYPICAL REVERSE CHARACTERISTICS
FIGURE 3. TYPICAL FORWARD CHARACTERISTICS
Instantaneous Forward Voltage (Volts)
0.1
1.0
10
FIGURE 1. FORWARD CURRENT DERATING CURVE
Case Temperature, C
o
FIGURE 2. MAXIMUM NON-REPETITIVE SURGE CURRENT
Number of Cycles at 60 Hz
1
10
100
180
150
120
90
60
3 AMP SCHOTTKY BARRIER RECTIFIERS
4.97bsbda302
NOTE 1
NOTE 2
NOTE 3
A8
0.85
(2)
(2)
(1)
(1)
(1) SK302-304
(2) SK306-310
(1) SK302-304
(2) SK306-310
(1) SK302-304
(2) SK306
(3) SK307-310
(2)
(3)
(1)
Percent of Rated Peak Reverse Voltage
0.001
0.01
0.1
1.0
10.0
40
140
20
NOTES
(1) Single Phase, Half Wave, 60 Hz, Resistive or Inductive
Load, 0.375" (9mm) Lead Length
(2) JEDEC Method, 8.3 mSec. Single Half Sine Wave, Tc = 95 C
(3) T = 25 C, Pulse Width = 300 Sec, 2.0% Duty Cycle
(4) Legend for Figure 4, Typical Reverse Characteristics:
o
o
J
SK302-306
SK307-310
30
50
T = 125 C
J
o
T = 75 C
J
o
T = 25 C
J
o
NOTE 4
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