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. BRDB-2500-1C
ADBD-2500-1C
25 AMP SILICON BRIDGE RECTIFIERS
FEATURES
MECHANICAL SPECIFICATION
SERIES: DB2500 - DB2510 and ADB2504 - ADB2508
BH
BUILT-IN STRESS RELIEF MECHANISM FOR
SUPERIOR RELIABILITY AND PERFORMANCE
ELECTRICALLY ISOLATED METAL CASE FOR
MAXIMUM HEAT DISSIPATION
D1
LT
LL
+
D1
MECHANICAL DATA
D2
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
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)
SYM
BL
BH
D1
D2
D3
LT
BL
MILLIMETERS
MIN
INCHES
_
D1
BL
+
SYM
BL
BH
D1
D2
LL
MILLIMETERS
MIN
28.4
11.0
15.7
17.5
13.5
MAX
28.7
11.2
16.7
18.5
14.5
MIN
1.12
0.43
0.62
0.69
0.53
n/a
MAX
1.13
0.44
0.66
0.73
0.57
0.56
28.4
11.0
17.5
10.9
20.6
MAX
28.7
11.2
18.5
11.9
n/a
MIN
1.12
0.43
0.69
0.43
0.81
n/a
14.2
LD
1.0
1.1
0.039
MAXIMUM RATINGS & ELECTRICAL CHARACTERISTICS
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Series Number
d
7c
Maximum DC Blocking Voltage
Working Peak Reverse Voltage
Maximum Peak Recurrent Reverse Voltage
RMS Reverse Voltage
Peak Forward Surge Current. Single 60Hz Half-Sine Wave
Superimposed on Rated Load (JEDEC Method). T = 125 C
Average Forward Rectified Current @ Tc = 75 C
Junction Temperature Range
Storage Temperature Range
Mimimum Avalanche Voltage
Maximum Avalanche Voltage
Maximum Forward Voltage (Per Diode) at 12.5 Amps DC
V
V
Typical Thermal Resistance, Junction to Case
R
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Minimum Insulation Breakdown Voltage (Circuit to Case)
V
VDC
C/W
«
B
B
Maximum Reverse Current at Rated V
@ T = 25 C
@T = 125 C
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PARAMETER (TEST CONDITIONS)
RATINGS
SYMBOL
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HOLE FOR
#8 SCREW
VOID FREE VACUUM DIE SOLDERING FOR MAXIMUM
MECHANICAL STRENGTH AND HEAT DISSIPATION
(Solder Voids: Typical < 2%, Max. < 10% of Die Area)
BH
LD
+
D2
_
INCHES
MAX
1.13
0.44
0.73
0.47
n/a
0.042
UNITS
VOLTS
AMPS
°C
VOLTS
A
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. BRDB-2500-2B
ABDB-2500-2B
25 AMP SILICON BRIDGE RECTIFIERS
RATING & CHARACTERISTIC CURVES FOR SERIES DB2500 - DB2510 and SERIES ADB2504 - ADB2508
Average Forward Current, Io
(Amperes)
T = 125 C
20
60Hz Resistive or
Inductive Loads
15
10
5
`¥Y
X
PW
0
0
50
75
100
125
150
Case Temperature, C
FIGURE 1. FORWARD CURRENT DERATING CURVE
Number of Cycles at 60 Hz
FIGURE 2. MAXIMUM NON-REPETITIVE SURGE CURRENT
10
T = 125 C
Instantaneous Forward Current
(Amperes)
Instantaneous Reverse Current, I
(Microamperes)
1.0
10
T = 25 C
0.1
1.0
T = 25 C
Pulse Width = 300
m
Sec
1%Duty Cycle
Instantaneous Forward Voltage (Volts)
FIGURE 3. TYPICAL FORWARD CHARACTERISTIC PER DIODE
Percent of Rated Peak Reverse Voltage
FIGURE 4. TYPICAL REVERSE CHARACTERISTICS
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0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
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D
T
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25
Average Forward Current, Io
(Amperes)
a
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B
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