
FEATURES
Data Sheet No. BRDB-3500-1B
ADBD-3500-1B
MECHANICAL SPECIFICATION
SERIES: DB3500 - DB3510 and ADB3504 - ADB3508
Tel.: (310) 767-1052
Fax: (310) 767-7958
DIOTEC ELECTRONICS CORP.
18020 Hobart Blvd., Unit B
Gardena, CA 90248
U.S.A
F45
PRV Ratings from 50 to 1000 Volts
Surge overload rating to 400 Amps peak
High efficiency
Electrically isolated metal case for maximum heat dissipation
MECHANICAL DATA
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%.
T
J
, T
STG
I
O
°C
-55 to +150
Average Forward Rectified Current @ T = 50 C (Note 2)
Peak Forward Surge Current (8.3 mSec single half sine wave
superimposed on rated load)
Junction Operating and Storage Temperature Range
PARAMETER (TEST CONDITIONS)
Maximum DC Blocking Voltage
Maximum Peak Recurrent Reverse Voltage
Working Peak Reverse Voltage
Series Number
V
RWM
V
RRM
V
R (RMS)
V
RM
SYMBOL
ADB ADB ADB DB
3504 3506 3508 3500 3501 3502 3504 3506 3508 3510
DB
DB
DB
DB
DB
DB
AMPS
UNITS
VOLTS
1000
400
600
800
50
100
200
400
600
800
RMS Reverse Voltage
280
420
560
35
70
140
280
420
700
560
CONTROLLED
AVALANCHE
NON-CONTROLLED
AVALANCHE
Thermal Energy (Rating for Fusing)
I t
2
35
AMPS
SEC
2
I
FSM
R
θ
JC
R
θ
JL
V
FM
Maximum Forward Voltage (Per Diode) at 17.5 Amps DC
VOLTS
VOLTS
n/a
n/a
Mimimum Avalanche Voltage
Maximum Avalanche Voltage
V
(BR) Min
V
(BR) Max
Maximum Reverse Current at Rated V
RM
@ T = 25 C
A
@T = 100 C
A
o
o
I
RM
Minimum Insulation Breakdown Voltage (Circuit to Case)
V
ISO
Typical Thermal Resistance (on Heat Sink); Junction to Ambient
(Note 3)
450
650
850
900 1100 1300
1.1
1
5
μ
A
2000
o
C/W
1.2
0.8
4.97fbrbd035
664
400
RATINGS
LT
LD
LL
Suffix "T" indicates FAST-ON TERMINALS
Suffix "W" indicates WIRE LEADS
NOTES: (1) Maximum soldering time and temperature = 10 Sec @ 265 C
(2) Unit Mounted on Metal Chassis.
(3) Mounted on an 11.8 in. x 0.06 in. thick (300mm x 1.5mm thick) copper plate.
2
2
Case: Metal (Potting epoxy carries U/L flammability Rating 94V-0)
Terminals: Round silver plated copper pins or fast-on terminals
Soldering: Per MIL-STD 202 Method 208 guaranteed (Note 1)
Polarity: Marked on side of case
Mounting Position: Any. Through hole for #8 screw.
Max. mounting torque = 20 in-lb.
Weight: Fast-on Terminals - 1.1 Ounces (31.6 Grams)
Wire Leads - 0.95 Ounce (28.5 Grams)
HOLE FOR
#8 SCREW
D3
D1
D1
D2
BL
BL
_
+
AC
AC
D1
D2
BL
D1
BL
AC
AC
+
_
+
_
AC
AC
UL RECOGNIZED - FILE #E141956
BH
BH
Metal Case (Top & Sides)
Electrically Isolated