FBR3500 - FBR3510
FAST RECOVERY
BRIDGE RECTIFIERS
PRV : 50 - 1000 Volts
Io : 35 Amperes
FEATURES :
* High case dielectric strength
* High surge current capability
* High reliability
* Low reverse current
* Low forward voltage drop
* Fast switching for high efficiency
MECHANICAL DATA :
* Case : Molded plastic with heatsink integrally
mounted in the bridge encapsulation
* Epoxy : UL94V-O rate flame retardant
* Terminals : plated .25" (6.35 mm). Faston
* Polarity : Polarity symbols marked on case
* Mounting position : Bolt down on heat-sink with
silicone thermal compound between bridge
and mounting surface for maximum heat
transfer efficiency.
* Weight : 17.1 grams
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25
C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
SYMBOL
FBR
3500
FBR
3501
FBR
3502
FBR
3504
FBR
3506
FBR
3508
FBR
3510
UNIT
Maximum Recurrent Peak Reverse Voltage
V
RRM
50
100
200
400
600
800 1000
Volts
Maximum RMS Voltage
V
RMS
35
70
140
280
420
560
700
Volts
Maximum DC Blocking Voltage
V
DC
50
100
200
400
600
800 1000
Volts
Maximum Average Forward Current Tc = 55
C
I
F(AV)
35
Amps.
Peak Forward Surge Current Single half sine wave
Superimposed on rated load (JEDEC Method)
I
FSM
400
Amps.
Current Squared Time at t < 8.3 ms.
I
2
t
660
A
2
S
Maximum Forward Voltage drop per Diode at I
F
= 17.5 Amps.
V
F
1.3
Volts
Maximum DC Reverse Current Ta = 25
C
I
R
10
A
at Rated DC Blocking Voltage Ta = 100
C
I
R(H)
200
A
Maximum Reverse Recovery Time (Note 1)
Trr
150
250
500
ns
Typical Thermal Resistance per diode (Note 2)
R
JC
10
C/W
Operating Junction Temperature Range
T
J
- 50 to + 150
C
Storage Temperature Range
T
STG
- 50 to + 150
C
Notes :
1 ) Measured with I
F
= 0.5 Amp., I
R
= 1 Amp., Irr = 0.25 Amp.
2 ) Thermal Resistance from junction to case with units mounted on a 7.5" x 3.5" x 4.6" (19cm.x 9cm.x 11.8cm.) Al.-Finned Plate
UPDATE : APRIL 21, 1998
RATING
Dimensions in inches and ( millimeters )
BR50
0.728(18.50)
0.688(17.40)
0.570(14.50)
0.530(13.40)
0.685(16.70)
0.618(15.70)
1.130(28.70)
1.120(28.40)
0.210(5.30)
0.200(5.10)
0.658(16.70)
0.618(15.70)
0.032(0.81)
0.028(0.71)
0.252(6.40)
0.248(6.30)
0.905(23.0)
0.826(21.0)
0.100(2.50)
0.090(2.30)
0.310(7.87)
0.280(7.11)
Metal Heatsink
RATING AND CHARACTERISTIC CURVES ( FBR3500 - FBR3510 )
FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
+
NOTES : 1. Rise Time = 7 ns max., Input Impedance = 1 megaohm, 22 pF.
2. Rise time = 10 ns max., Source Impedance = 50 ohms.
3. All Resistors = Non-inductive Types.
FIG.2 - DERATING CURVE FOR OUTPUT
FIG.3 - MAXIMUM NON-REPETITIVE PEAK
RECTIFIED CURRENT
FORWARD SURGE CURRENT
0
25
50
75
100
125
150
175
1
2
4
6
10
20
40 60 100
CASE TEMPERATURE, (
C)
NUMBER OF CYCLES AT 60Hz
FIG.4 - TYPICAL FORWARD CHARACTERISTICS
FIG.5 - TYPICAL REVERSE CHARACTERISTICS
PER DIODE
PER DIODE
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
FORWARD VOLTAGE, VOLTS
60Hz RESISTIVE OR INDUCTIVE LOAD
28
21
14
7
35
100
10
1.0
360
0
400
0
240
160
80
0.1
10
80
0.01
0.01
1.0
0.1
100
140
0
20
40
60
120
PERCENT OF RATED REVERSE
VOLTAGE, (%)
PEAK FORWARD SURGE
CURRENT, AMPERES
AVERAGE FORWARD OUTPUT
CURRENT, AMPERES
FORWARD CURRENT, AMPERES
REVERSE CURRENT, MICROAMPERES
T
J
= 25
C
T
J
= 100
C
T
J
= 25
C
Pulse Width = 300
s
2% Duty Cycle
Tc = 55
C
+ 0.5 A
0
- 0.25
- 1.0 A
Trr
1 cm
SET TIME BASE FOR 50/200 ns/cm
1
50
10
PULSE
GENERATOR
( NOTE 2 )
OSCILLOSCOPE
( NOTE 1 )
D.U.T.
50 Vdc
(approx)
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