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. BUDI-3500S-1A
FEATURES
MECHANICAL SPECIFICATION
R
PROPRIETARY
SOFT GLASS
JUNCTION
PASSIVATION FOR SUPERIOR RELIABILITY AND
PERFORMANCE
VOID FREE VACUUM DIE SOLDERING FOR MAXIMUM
MECHANICAL STRENGTH AND HEAT DISSIPATION
(Solder Voids: Typical < 2%, Max. < 10% of Die Area)
Compact molded design
High surge current, 600 A @ T
J
= 175 C
Low cost
Peak performance at elevated temperatures: 35 A
o
@ T
J
= 175 C
o
Die Size:
0.165" x 0.165"
Square
D
A
M
Color Ring
Denotes Cathode
F
B
MECHANICAL DATA
Case: Transfer molded plastic
Finish: All external surfaces are corrosion resistant
and the contact areas are readily solderable
Soldering Temperature: 250
o
C maximum
Mounting Position: Any
Polarity: Color band denotes cathode
Weight: 0.6 Ounces (1.8 Grams)
MILLIMETERS
DIM
A
B
D
F
M
MIN
8.43
5.94
5.46
4.19
MAX
8.69
6.25
5.71
4.45
INCHES
MIN
0.332
0.234
0.215
0.165
MAX
0.342
0.246
0.225
0.175
5° NOM
5° NOM
MAXIMUM RATINGS & ELECTRICAL CHARACTERISTICS
Ratings at 25 °C ambient temperature unless otherwise specified.
PARAMETER (TEST CONDITIONS)
Series Number
Maximum DC Blocking Voltage
Maximum RMS Voltage
Maximum Peak Recurrent Reverse Voltage
Non-repetitive Peak Reverse Voltage (Half wave, single phase,
60 Hz peak)
Average Forward Rectified Current @ T
C
=150
o
C
Peak Forward Surge Current (8.3mS single half sine wave
superimposed on rated load)
Repetitive Peak Reverse Surge Current (Half wave, single phase,
60 Hz applied to rated load)
Maximum Forward Voltage Drop at 35 Amp DC
Maximum Average DC Reverse Current
At Rated DC Blocking Voltage
Junction Operating and Storage Temperature Range
Notes: 1) Single Side Cooled
@ T
A
= 25
o
C
@ T
A
= 100
o
C
SYMBOL
RATINGS
BAR BAR BAR BAR BAR BAR BAR
3500S 3501S 3502S 3504S 3506S 3508S 3510S
UNITS
V
RRM
V
RWM
V
DC
V
RSM
I
O
I
FSM
I
RSM
V
FM
I
RM
R
θJC
T
J
,T
STG
60
120
240
480
35
600
110
50
100
200
400
600
800
1000
VOLTS
720
960
1200
AMPS
1.1 (Typical 0.95)
1
50
0.9
-65 to +175
1.2
VOLTS
µA
°C/W
°C
BAR35s
Maximum Thermal Resistance, Junction to Case (Note 1)
K7
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