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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. FRDB-2500-1B
25 AMP FAST RECOVERY BRIDGE RECTIFIERS
FEATURES
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 +
D1
!w x
MECHANICAL SPECIFICATION
SERIES FDB2500 - FDB2510
BH
LT
UL RECOGNIZED - FILE #E124962 RoHS COMPLIANT
MECHANICAL DATA
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
+
D2 BL
MILLIMETERS MIN INCHES SYM BL BH D1 D2 LL
D1 BL
MILLIMETERS MIN INCHES
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
j $ $$( Q Q$$ Q Q$ Q$ $Q$ l Q $ Q $ $ $ $ Q$ $l l $ ( $Q( Q $" $ Q Q"$ ( Q l$
PARAMETER (TEST CONDITIONS)
Series Number
SYMBOL
FDB 2500 50 35 50 FDB 2501 100 70 100
RATINGS
FDB 2502 200 140 200 FDB 2504 400 280 400 25 500 1.3 10 1 200 1.6 -55 to +135 -55 to +135 300 500 FDB 2506 600 420 600 FDB 2508 800 560 800 FDB 2510 1000 700 1000
Average Forward Rectified Current @ T = 75 C Peak Forward Surge Current (8.3mS single half sine wave superimposed on rated load) T = 125 C Maximum Forward Voltage (Per Bridge Element) at 12.5 Amps DC

Junction Temperature Range Storage Temperature Range
T
OO #
TN
AE A AA A A A 3/4 1/2
II Q
Typical Thermal Resistance, Junction to Case (Note 2)
RI
1/4
T1/4
2 A U#W#8 6#7 6#8 ) 6E Q6S3H (c)Q6SHR Q PIH )G !BF 4B!B6A@62 ##634#0 ) (# 9 V 37 ) 3 UA 028 T 3H C C3 9 E C D C (c) 8 85 0 9875 21 '& (c) %!$#"!(c) !#@jlC | $ | | Y a (c) | X IEEEE
*
Maximum Average DC Reverse Current at Rated DC Blocking Voltage (Per Bridge Element-Note 2) Maximum Reverse Recovery Time (Note 1)
@ T = 25 C @ T = 100 C
I
#
V
(
I

Maximum Peak Recurrent Reverse Voltage
|
V
(c) j
Maximum RMS Voltage
V
(R)
Maximum DC Blocking Voltage
V
I
b y i x vu es e 64 W#w #@t "r qgpQhf e d @Pb ig dc
"{ |
t i r qpo n k i jn s4j!Sqm ljgh#e #@ " !Q P f d
!u v
D1
_
D3
BL
BL D1
z !y
@} ~ @
_ +
BH
LL
HOLE FOR #8 SCREW
LD
_
D2
MAX 1.13 0.44 0.73 0.47 n/a
0.042
UNITS
VOLTS
AMPS VOLTS mA mA nS C/W C

G11
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. FRDB-2500-2A
25 AMP FAST RECOVERY BRIDGE RECTIFIERS
RATING & CHARACTERISTIC CURVES FOR SERIES FDB2500 - FDB2510
Average Forward Current, Io (Amperes)
Peak Forward Surge Current (Amperes)
T = 125 C
20
60Hz Resistive or Inductive Loads
15
10
5
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
1.0
T = 25 C Pulse Width = 300mSec 1%Duty Cycle
T = 25 C
0.1
Instantaneous Forward Voltage (Volts) FIGURE 3. TYPICAL FORWARD CHARACTERISTIC PER DIODE
Percent of Rated Peak Reverse Voltage FIGURE 4. TYPICAL REVERSE CHARACTERISTICS
U U U O Qx OO O O
G12
i iiQeQc iee ee
uu u/ o
oo on o
o
0.1 0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
.01
aeae Qa
y
Y
Qa a
U
25
y
u
a
Q a a
30
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