FCI FR3528

FASTORB - 25 & 35 Amp
Avalanche AUTOMOTIVE
RECTIFIERS
FR2528 & 3528
Data Sheet
Mechanical Dimensions
Description
Note: Ring Markings on Cathode
FR2528
FR2500S
.395
.337
FR2528S
.337
Options - Add Suffix to Part #:
FR2528L = 2 Leads; FR3528L = 2 Leads
For 1 Lead Small Pkg:
FR2528SC = Lead On Cathode
FR2528SA = Lead On Anode
Leads 1.00 typ. .05 Dia.
.220
.241
.175
Features
n INEXPENSIVE
n AVALANCHE VOLTAGE 24 TO
32 VOLTS
n GLASS PASSIVATED DIE
Electrical Characteristics @ 25o C.
Maximum Ratings
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
Repetitive Peak Reverse Surge Current
FR2528
FR3528
Average Forward Rectified Current
FR2528
FR3528
Non-Repetitive Peak Forward Surge Current
Surge Supplied @ Rated Load Conditions, ½ Wave, Single Phase
FR2528
FR3528
Thermal Resistance, Junction to Lead
Both Equal Length Leads to Heat Sink
RθJL
Thermal Resistance, Junction to Case
RθJC
Replaces MR2535 & MR3525
Units
Volts
Volts
Volts
Amps
Amps
Amps
Amps
Amps
600
800
Amps
Amps
Length
Max.
Units
IRRM (EXP)
¼"
¾"
8
½"
7.5
10
13
°C / W
°C / W
°C / W
IRRM (EXP)
.8 Typ
Instantaneous Forward Voltage (IF = 100 Amps, TC = 25°C)...VF
Instantaneous Reverse Current (VR = 20 VDC, TC = 25°C)...IR
Breakdown Voltage (IR = 100 mAmps, TC = 25°C)...VBR
Clamping Voltage (IR = 90 Amps, TC = 150°C, PW = 80 µS)...VBR
Breakdown Voltage Temperature Coefficient...V(br) TC
Forward Voltage Temperature Coefficient...(IF = 10 mA) VF(tc)
Page 2-20
FR2528 & 3528
Symbol
Value
VRRM
20
VRWM
20
VDC
20
IRSM
110
150
IO
25
35
IFSM
250
°C / W
Fig. 1
Fig. 1
0 10
30
50
Surge Current Characteristics
Min.
N/A
N/A
24
N/A
N/A
N/A
Max.
1.10
1.0
32
40
0.096
2
Units
Volts
µAmps
Volts
Volts
% / °C
mV / °C