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
FEATURES
MECHANICAL SPECIFICATION
SERIES: DB2500 - DB2510 and ADB2504 - ADB2508
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
ELECTRICALLY ISOLATED METAL CASE FOR
MAXIMUM HEAT DISSIPATION
BH
Metal Case (Top & Sides)
Electrically Isolated
BH
LT
LL
D1
HOLE FOR
#8 SCREW
AC
AC
LD
UL RECOGNIZED - FILE #E141956
MECHANICAL DATA
Case: Metal (Potting epoxy carries U/L flammability Rating 94V-0)
D1
+
+
D2
AC
_
D3 BL
AC
BL D1
_
AC
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)
D2
BL
AC
_
D1
BL
+
Suffix "T" indicates FAST-ON TERMINALS
Suffix "W" indicates WIRE LEADS
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
Working Peak Reverse Voltage
Maximum Peak Recurrent Reverse Voltage
RMS Reverse Voltage
Rating for Fusing (Non Repetitive; 1mS < t < 8.3mS)
Peak Forward Surge Current. Single 60Hz Half-Sine Wave
Superimposed on Rated Load (JEDEC Method). T
J
= 150
O
C
Average Forward Rectified Current @ Tc = 50 C
Junction Operating and Storage Temperature Range
Mimimum Avalanche Voltage
Maximum Avalanche Voltage
Maximum Forward Voltage (Per Diode) at 12.5 Amps DC
Maximum Reverse Current at Rated V
RM
@ T
A
= 25 C
@T
A
= 125
o
C
Minimum Insulation Breakdown Voltage (Circuit to Case)
Typical Thermal Resistance, Junction to Case
o
o
RATINGS
SYMBOL
CONTROLLED
AVALANCHE
NON-CONTROLLED
AVALANCHE
UNITS
ADB ADB ADB DB DB DB DB DB DB DB
2504 2506 2508 2500 2501 2502 2504 2506 2508 2510
V
RM
V
RWM
V
RRM
V
R (RMS)
I
2
t
I
FSM
I
O
T
J
, T
STG
V
(BR) Min
V
(BR) Max
V
FM
I
RM
V
ISO
R
θJC
450
650
850
280
420 560
35
70
140
375
300
25
-55 to +150
n/a
n/a
1.03
1
10
2000
1.6
280
420
560
700
400
600 800
50
100
200
400
600
800 1000
VOLTS
AMPS
2
SEC
AMPS
°C
900 1100 1300
VOLTS
µA
VOLTS
o
C/W
3.0125dbm
E39
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
400
300
T
J
= 150
o
C
60Hz Resistive or
Inductive Loads
200
100
Bridge Mounted on 5 x 6 x 4.9" Thick
(12.7 x 15.2 x 12.4cm) Finned Al. Plate
60
1
10
100
Case Temperature,
o
C
FIGURE 1. FORWARD CURRENT DERATING CURVE
Number of Cycles at 60 Hz
FIGURE 2. MAXIMUM NON-REPETITIVE SURGE CURRENT
1000
10
100
T
J
= 125
O
C
1.0
10
1.0
T
J
= 25
o
C
Pulse Width = 300
µ
Sec
1%Duty Cycle
0.1
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
E40
3.01 25dbm
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