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. BSDB-4000-1B
FEATURES
MECHANICAL SPECIFICATION
SDB PACKAGE SHOWN ACTUAL SIZE
VOID FREE VACUUM DIE SOLDERING FOR MAXIMUM
MECHANICAL STRENGTH AND HEAT DISSIPATION
(Solder Voids: Typical < 2%, Max. < 10% of Die Area)
BUILT-IN STRESS RELIEF MECHANISM FOR
SUPERIOR RELIABILITY AND PERFORMANCE
INTEGRALLY MOLDED HEAT SINK PROVIDES VERY
LOW THERMAL RESISTANCE FOR MAXIMUM HEAT
TRANSFER
SPACE SAVING IN-LINE DESIGN FOR PRINTED
CIRCUIT BOARD APPLICATIONS
0.205 (5.2) Dia Through
Hole for #8 Screw
BW
BL
BL
-
AC
+
UL RECOGNIZED - FILE #E124962
MECHANICAL DATA
HEAT
SINK
LM LL
LD
LO
LS LS LS
Case: Molded plastic, U/L Flammability Rating 94V-0
Terminals: Round silver plated pins
Soldering: Per MIL-STD 202 Method 208 guaranteed
Polarity: Marked on case
Mounting Position: Any. Bolt down on heatsink
Maximum mounting torque = 20 in. lb.
Weight: 0.6 Ounces (17 Grams)
MILLIMETERS
SYM
BL
BW
LD
LL
LM
LO
LS
MIN
28.4
MAX
28.7
INCHES
MIN
1.12
n/a
MAX
1.13
0.405
10.3
n/a
1.27 Typ
15.9
n/a
19.0
n/a
3.175 Nom
5.08 Typ
0.050 Typ
0.625
n/a
0.750
n/a
0.125 Nom
0.200 Typ
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)
Series Number
Maximum DC Blocking Voltage
Maximum RMS Voltage
Maximum Peak Recurrent Reverse Voltage
Average Forward Rectified Current @ T
C
= 55 C
Peak Forward Surge Current. Single 60Hz Half-Sine Wave
O
Superimposed on Rated Load (JEDEC Method). T
J
= 175 C
Forward Voltage (Per Diode) at 20 Amps DC
Maximum Average DC Reverse Current
At Rated DC Blocking Voltage
Max.
Typ.
@ T
A
= 25
o
C
@ T
A
= 125
o
C
o
SYMBOL
SDB
4000
50
35
50
SDB
4001
100
70
100
RATINGS
SDB
4002
200
140
200
SDB
4004
400
280
400
40
500
0.96
0.93
2
20
2500
1.1
-55 to +175
1.00
0.97
SDB
4006
600
420
600
SDB
4008
800
560
800
SDB
4010
1000
700
1000
UNITS
V
RM
V
RMS
V
RRM
I
O
I
FSM
V
FM
I
RM
V
ISO
R
θJC
T
J,
T
STG
VOLTS
AMPS
VOLTS
µA
VOLTS
°C/W
°C
3.01 40sdb
Minimum Insulation Breakdown Voltage (Circuit to Case)
Typical Thermal Resistance, Junction to Case
Junction Operating and Storage Temperature Range
E47
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. BSDB-4000-2B
40 AMP SILICON BRIDGE RECTIFIERS
RATING & CHARACTERISTIC CURVES FOR SDB4000-4010 SERIES
1000
Bridge Mounted on 8.4" x 4" x 4.6" Thick
(221.3cm x 10.2cm x 11.7cm) Finned Al. Plate
T
J
= 175
o
C
60Hz Resistive
or
Inductive Loads
100
Case Temperature,
o
C
FIGURE 1. FORWARD CURRENT DERATING CURVE
60
1
Number of Cycles at 60 Hz
10
100
FIGURE 2. MAXIMUM NON-REPETITIVE SURGE CURRENT
1000
10
SDB4000-SDB4006
100
T
J
= 125 C
1.0
O
SDB4008-SDB4010
10
0.1
1.0
T
J
= 25 C
Pulse Width = 300
µ
S
1% Duty Cycle
o
T
J
= 25
O
C
0.1
.01
0
20
40
60
80
100
120
140
Instantaneous Forward Voltage (Volts)
FIGURE 3. TYPICAL FORWARD CHARACTERISTIC PER DIODE
Percent of Rated Peak Reverse Voltage
FIGURE 4. TYPICAL REVERSE CHARACTERISTICS
E48
3.01 40sdb
stm32/stm8
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