Frontier Electronics Corp.
667 E. COCHRAN STREET, SIMI VALLEY, CA 93065
TEL: (805) 522-9998
FAX: (805) 522-9989
E-mail:
frontiersales@frontierusa.com
Web:
http://www.frontierusa.com
5A ULTRA FAST RECOVERY RECTIFIER
HER501-LFR THRU HER508-LFR
FEATURES
PLASTIC PACKAGE HAS UNDERWRITERS LABORATORY
FLAMMABILITY CLASSIFICATION 94V-0
ULTRA FAST RECOVERY TIMES FOR HIGH EFFICIENCY
LOW FORWARD VOLTAGE, HIGH CURRENT CAPABILITY
LOW LEAKAGE
HIGH SURGE CAPABILITY
HIGH TEMPERATURE SOLDERING GUARANTEED:
260°C 0.375” (9.5mm) LEAD LENGTHS FOR 10 SECONDS AT
5 LBS. (2.3 KG) TENSION.
ROHS
MECHANICAL DATA
CASE: JEDEC DO-201AD, MOLDED PLASTIC, DIMENSIONS
IN INCHES AND (MILLIMETERS)
TERMINALS: AXIAL LEADS SOLDERABLE PER MIL-STD-202,
METHOD 208
POLARITY: COLOR BAND DENOTES CATHODE END
MOUNTING: POSITION: ANY
WEIGHT: 1.2 GRAM
1.0(25.4)
MIN
.052(1.3)
.048(1.2)
.375(9.5)
.335(8.5)
.220(5.6)
.197(5.0)
1.0(25.4)
MIN
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS RATINGS 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%
HER501 HER502 HER503 HER504 HER505 HER506 HER507 HER508
UNITS
RATINGS
SYMBOL
-LFR
-LFR
-LFR
-LFR
-LFR
-LFR
-LFR
-LFR
MAXIMUM RECURRENT PEAK REVERSE VOLTAGE
V
RRM
50
100
200
300
400
600
800
1000
V
MAXIMUM RMS VOLTAGE
V
RMS
35
70
140
210
280
420
560
700
V
MAXIMUM DC BLOCKING VOLTAGE
V
DC
50
100
200
300
400
600
800
1000
V
MAXIMUM AVERAGE FORWARD RECTIFIED
I
O
5.0
A
CURRENT 0.375” (9.5mm) LEAD LENGTH AT TA=50°C
PEAK FORWARD SURGE CURRENT 8.3ms SINGLE
I
FSM
200
A
HALF SINE-WAVE SUPERIMPOSED ON RATED LOAD
TYPICAL JUNCTION CAPACITANCE (NOTE 1)
C
J
70
50
PF
TYPICAL THERMAL RESISTANCE (NOTE 2)
15
℃/W
R
θja
STORAGE TEMPERATURE RANGE
OPERATING TEMPERATURE RANGE
T
STG
T
OP
-55 TO + 150
-55 TO + 150
℃
℃
ELECTRICAL CHARACTERISTICS (AT TA =25°C UNLESS OTHERWISE NOTED)
HER501 HER502 HER503 HER504 HER505 HER506 HER507 HER508
UNITS
CHARACTERISTICS
SYMBOL
-LFR
-LFR
-LFR
-LFR
-LFR
-LFR
-LFR
-LFR
MAXIMUM FORWARD VOLTAGE AT Io DC
V
F
1.3
1.85
V
MAXIMUM REVERSE CURRENT AT TA=25°
I
R
10
μA
MAXIMUM REVERSE CURRENT AT TA=100°
I
R
100
μA
MAXIMUM REVERSE RECOVERY TIME (NOTE 3)
T
RR
50
75
nS
NOTE : 1. MEASURED AT 1 MHZ AND APPLIED REVERSE VOLTAGE 0F 4.0 VOLTS
2. BOTH LEADS ATTACHED TO HEAT SINK 63.5×63.5×1t(mm) COPPER PLATE AT LEAD LENGTH 5mm
3. REVERSE RECOVERY TEST CONDITIONS: I
F
=0.5A, I
R
=1.0A, I
RR
=0.25A
HER501-LFR THRU HER508-LFR
Page: 1
RATINGS AND CHARACTERISTIC CURVE HER501-LFR THRU HER508-LFR
FIG. 1-TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
50Ω
NO INDUCTIVE
100Ω
NO INDUCTIVE
Trr
FIG. 2-TYPICAL FORWARD
CURRENT DERATING CURVE
6.0
AVERAGE FORWARD
CURRENT (A)
5.0
4.0
3.0
2.0
1.0
0
25 50 75 100 125 150 175
AMBIENT TEMPERATURE (
o
C)
Single Phase
Half Wave 60 Hz
Resistive or
Inductive Load
(-)
D.U.T.
(+)
25 V
dc
(approx)
PULSE
GENERATOR
( NOTE 2 )
1Ω
NON
INDUCTIVE
OSCILLOSCOPE
( NOTE 1 )
+0.5A
0
-0.25A
(-)
(+)
NOTE: 1. RISE TIME=7ns MAX. INPUT
IMPEDANCE=1 MOhms 22PF
2. RISE TIME =10ns MAX. SOURCE
IMPEDANCE=50 OHMS
-1.0A
1cm
SET TIME BASE
FOR10/20 ns/cm
FIG. 3-TYPICAL REVERSE CHARACTERISTICS
1000
INSTANTANEOUS REVERSE CURRENT (uA)
INSTANTANEOUS FORWARD CURRENT (A)
100.0
FIG. 4-TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
HER501-LF~503-
10.0
HER504-LF~505-LF
100
10
T
J
=150
o
C
T
J
=100
o
C
1.0
1.0
T
J
=25
o
C
0.1
.1
HER506-LF~508-LF
.01
.01
.4
.6 .8
1.0 1.2 1.4 1.6 1.8 2.0
INSTANTANEOUS FORWARD VOLTAGE (V)
0
20
40
60
80
100
120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
FIG. 5-MAXIMUM NON-REPETITIVE
FORWARD SURGE CURRENT
200
300
PEAK FORWARD SURGE CURRENT (A)
JUNCTION CAPACITANCE (pF)
8.3 ms Single Half Sine Wave
(JEDEC Method)
FIG. 6-TYPICAL JUNCTION CAPACITANCE
HER506-LF~508-LF
100
60
40
20
10
6
4
2
1
HER501-LF~505-LF
200
T
J
=25
o
C
100
0
1
10
100
1000
NUMBER OF CYCLES AT 60H
Z
1
.2 .4
1.0
2 4 10 20 40 100
INSTANTANEOUS FORWARD VOLTAGE (V)
HER501-LFR THRU HER508-LFR
Page: 2
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