DIOTEC ELECTRONICS CORP.
18020 Hobart Blvd., Unit B
Data Sheet No. FRDB-2500-1B
Gardena, CA 90248 U.S.A
Tel.: (310) 767-1052 Fax: (310) 767-7958
25 AMP FAST RECOVERY BRIDGE RECTIFIERS
MECHANICAL SPECIFICATION
FEATURES
SERIES FDB2500 - FDB2510
PRV Ratings from 50 to 1000 Volts
Surge overload rating to 500 Amps peak
Reliable low cost molded plastic construction
Ideal for printed circuit board applications
Fast switching for high efficiency
BH
BH
LT
_
+
LL
HOLE FOR
#8 SCREW
LD
D1
+
UL RECOGNIZED - FILE #E124962
_
BL
D1
D1
BL
_
D3
D2
+
RoHS COMPLIANT
D2
D1
BL
MECHANICAL DATA
BL
MILLIMETERS
INCHES
MIN
1.12
0.43
MILLIMETERS
INCHES
MIN
1.12
0.43
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
SYM
SYM
MIN
MAX
MIN
MAX
MAX
MAX
28.7
28.7
BL
BH
D1
D2
D3
LT
28.4
1.13
0.44
0.66
0.73
0.57
0.56
BL
BH
D1
D2
LL
28.4
1.13
0.44
0.73
0.47
n/a
11.0
15.7
17.5
13.5
n/a
11.2
11.0
17.5
10.9
20.6
1.0
11.2
16.7 0.62
18.5 0.69
14.5
14.2
18.5 0.69
11.9
n/a
0.43
0.81
0.53
n/a
Mounting Position: Any. Through hole for #8 screw.
Max. mounting torque = 20 in-lb.
LD
0.039 0.042
1.1
Weight: Fast-on Terminals - 1.1 Ounces (31.6 Grams)
Wire Leads - 0.95 Ounce (28.5 Grams)
MAXIMUM RATINGS & ELECTRICAL CHARACTERISTICS
PARAMETER (TEST CONDITIONS)
RATINGS
SYMBOL
UNITS
FDB FDB FDB FDB FDB FDB FDB
2500 2501 2502 2504 2506 2508 2510
Series Number
Maximum DC Blocking Voltage
Maximum RMS Voltage
V
V
V
I
50
35
50
100
70
200
140
200
400
280
400
25
600
420
600
800
560
800
1000
700 VOLTS
1000
Maximum Peak Recurrent Reverse Voltage
Average Forward Rectified Current @ T = 75 C
100
AMPS
Peak Forward Surge Current (8.3mS single half sine wave
I
500
superimposed on rated load) T = 125 C
Maximum Forward Voltage (Per Bridge Element) at 12.5 Amps DC
V
1.3
VOLTS
Maximum Average DC Reverse Current at Rated
DC Blocking Voltage (Per Bridge Element-Note 2)
10
mA
@ T
= 25 C
I
1
mA
@ T = 100 C
Maximum Reverse Recovery Time (Note 1)
T
R
T
200
300
500
nS
Typical Thermal Resistance, Junction to Case (Note 2)
1.6
°C/W
-55 to +135
Junction Temperature Range
°C
-55 to +135
Storage Temperature Range
T
G11