- 404 -
FR151S THRU FR157S
1.5 AMPS. Fast Recovery Rectifiers
Voltage Range
50 to 1000 Volts
Current
1.5 Amperes
Features
Low forward voltage drop
High current capability
High
reliability
High surge current capability
Mechanical Data
Cases: Molded plastic
Epoxy: UL 94V-0 rate flame retardant
Lead: Axial leads, solderable per MIL-
STD-202, Method 208 guaranteed
Polarity: Color band denotes cathode end
High
temperature
soldering guaranteed:
260
/10 seconds/.375",(9.5mm) lead
lengths at 5 lbs.,(2.3kg) tension
Weight: 0.32 gram
DO-41
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25
ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Type Number
Symbol
FR
151S
FR
152S
FR
153S
FR
154S
FR
155S
FR
156S
FR
157S
Units
Maximum Recurrent Peak Reverse Voltage
V
RRM
50
100 200 400 600 800 1000
V
Maximum RMS Voltage
V
RMS
35
70
140 280 420 560 700
V
Maximum DC Blocking Voltage
V
DC
50
100 200 400 600 800 1000
V
Maximum Average Forward Rectified
Current .375"(9.5mm) Lead Length
@T
A
= 55
I
(AV)
1.5 A
Peak Forward Surge Current, 8.3 ms Single
Half Sine-wave Superimposed on Rated
Load (JEDEC method )
I
FSM
50 A
Maximum Instantaneous Forward Voltage
@ 1.5A
V
F
1.2 V
Maximum DC Reverse Current @ T
A
=25
at Rated DC Blocking Voltage @ T
A
=100
I
R
5.0
100
uA
uA
Maximum Reverse Recovery Time ( Note 1 )
Trr
150 250
500 nS
Typical Junction Capacitance ( Note 2 )
Cj
30 pF
Typical Thermal Resistance ( Note 3 )
R
JA
60
O
C/W
Operating Temperature Range
T
J
-65 to +150
Storage Temperature Range
T
STG
-65 to +150
Notes:1. Reverse Recovery Test Conditions: I
F
=0.5A, I
R
=1.0A, I
RR
=0.25A
2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 Volts D.C.
3. Mount on Cu-Pad Size 10mm x 10mm on P.C.B.
- 405 -
FIG.5- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50
W
NONINDUCTIVE
1W
NON
INDUCTIVE
OSCILLOSCOPE
(NOTE 1)
PULSE
GENERATOR
(NOTE 2)
DUT
(+)
50Vdc
(approx)
(-)
NOTES: 1. Rise Time=7ns max. Input Impedance=
1 megohm 22pf
2. Rise Time=10ns max. Sourse Impedance=
50 ohms
(-)
(+)
10
W
NONINDUCTIVE
-1.0A
-0.25A
0
+0.5A
trr
1cm
SET TIME BASE FOR
5/ 10ns/ cm
RATINGS AND CHARACTERISTIC CURVES (FR151S THRU FR157S)
FIG.2- MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
PEAK
FOR
W
ARD
SURGE
CURRENT
.
(A)
2
10
4
6
40
100
20
10
0
50
60
40
30
NUMBER OF CYCLES AT 60Hz
8.3ms Single Half Sine Wave
JEDEC Method
FIG.3- TYPICAL FORWARD CHARACTERISTICS
INST
ANT
ANEOUS
FOR
W
ARD
CURRENT
.
(A)
1.6
1.8
0.4
0.6
0.8
1.0
1.2
1.4
0.03
0.1
0.3
1
10
20
3
0.01
FORWARD VOLTAGE. (V)
Tj=25 C
Pulse Width=300 s
1% Duty Cycle
o
FIG.4- TYPICAL JUNCTION CAPACITANCE
JUNCTION
CAP
ACIT
ANCE.(pF)
1
2
4
6
10
100
60
40
20
20
10
40
60
100
REVERSE VOLTAGE. (V)
Tj=25 C
0
FIG.1- MAXIMUM FORWARD CURRENT DERATING
CURVE
A
VERAGE
FOR
W
ARD
CURRENT
AMPERES
25
0
50
75
100
125
150
175
1.0
0
0.5
1.5
2.0
AMBIENT TEMPERATURE. ( C)
o
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
0.375"(9.5mm)
Lead Length
70
0
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