tDa
DIOTEC ELECTRONICS CORP.
18020 Hobart Blvd., Unit B
Gardena, CA 90248 U.S.A
Tel.: (310) 767-1052 Fax: (310) 767-7958
Data Sheet No. SBDA-501-1B
FEATURES
Metal semiconductor junction with guard ring
Epitaxial Construction
Low forward voltage drop
MECHANICAL SPECIFICATION
ACTUAL SIZE OF
DO-27 PACKAGE
SERIES SK502 - SK510
DO-27
BD (Dia)
LL
High current capacity
For use in low voltage, high frequency inverters, free wheeling,
and polarity protection applications
MECHANICAL DATA
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)
Color Band
Denotes
Cathode
LD (Dia)
Sym
BL
BD
LL
LD
Minimum
In mm
1.00 25.4
0.048 1.2
Maximum
In mm
0.365 9.28
0.205 5.2
0.052 1.3
BL
LL
MAXIMUM RATINGS & ELECTRICAL CHARACTERISTICS
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%.
PARAMETER (TEST CONDITIONS)
SYMBOL
RATINGS
UNITS
Series Number
Maximum DC Blocking Voltage
Maximum RMS Voltage
Maximum Peak Recurrent Reverse Voltage
Average Forward Rectified Current @ TL = 90 oC (TL measured on
cathode lead, 1/32 in. from case)
Peak Forward Surge Current ( 8.3mS single half sine wave
superimposed on rated load)
Maximum Forward Voltage at 5 Amps DC
Maximum Average DC Reverse Current
At Rated DC Blocking Voltage (Note 1)
@ TA = 25 oC
@ TA = 100 oC
Typical Thermal Resistance, Junction to Ambient
Typical Junction Capacitance (Note 2)
Junction Operating Temperature Range
Storage Temperature Range
NOTES: (1) Measured at pulse width 300 µSec and 2% duty cycle.
(2) Measured at 1MHz and an applied reverse voltage of 4 volts.
VRM
VRMS
VRRM
IO
IFSM
VFM
IRM
RθJA
CJ
TJ
TSTG
SK502
20
14
20
SK504
40
28
40
SK506
60
42
60
SK507
70
49
70
SK510
100
70
100
VOLTS
5
150 120
AMPS
0.55 0.70
0.5 0.5
50 25
15
250
-65 to +125
-65 to +150
0.85 VOLTS
mA
°C/W
pF
-65 to+150
°C
4.97fsbda501
A9
