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RECTRON
SEMICONDUCTOR
TECHNICAL SPECIFICATION
HER501 THRU HER508
HIGH EFFICIENCY RECTIFIER
VOLTAGE RANGE 50 to 1000 Volts CURRENT 5.0 Ampere
FEATURES
* * * * * * * Low power loss, high efficiency Low leakage Low forward voltage drop High current capability High speed switching High reliability High current surge
DO-201AD
MECHANICAL DATA
* * * * * Case: Molded plastic Epoxy: Device has UL flammability classification 94V-O Lead: MIL-STD-202E method 208C guaranteed Mounting position: Any Weight: 1.20 grams
1.0 (25.4) MIN. .052 (1.3) DIA. .048 (1.2)
.375 (9.5) .335 (8.5) .220 (5.6) .197 (5.0) DIA.
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 o C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%.
1.0 (25.4) MIN.
Dimensions in inches and (millimeters)
MAXIMUM RATINGS (At TA = 25 oC unless otherwise noted) RATINGS Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current at TA= 50 oC Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical Junction Capacitance (Note 2) Operating and Storage Temperature Range SYMBOL VRRM VRMS VDC IO IFSM CJ TJ, TSTG 200 70 -65 to + 150
HER501 HER502 HER503 HER504 HER505 HER505P HER506 HER507 HER508 UNITS
50 35 50
100 70 100
200 140 200
300 210 300
400 280 400 5.0
400 280 400
600 420 600
800 560 800
1000 700 1000
Volts Volts Volts Amps
150 50
Amps pF
0
C
ELECTRICAL CHARACTERISTICS (At TA = 25oC unless otherwise noted) CHARACTERISTICS Maximum Instantaneous Forward Voltage at 5.0A DC Maximum DC Reverse Current at Rated DC Blocking Voltage TA = 25 oC Maximum Full Load Reverse Current Average, Full Cycle .375" (9.5mm) lead length at TL = 55oC Maximum Reverse Recovery Time (Note 1) NOTES : 1. Test Conditions: IF = 0.5A, IR = -1.0A, IRR = -0.25A 2. Measured at 1 MHZ and applied reverse voltage of 4.0 volts SYMBOL VF
HER501 HER502 HER503 HER504 HER505 HER505P HER506 HER507 HER508 UNITS
1.0
1.3 10
1.0
1.7
Volts uAmps uAmps
IR 150 trr 50 75
nSec 2001-5
RATING AND CHARACTERISTIC CURVES ( HER501 THRU HER508 )
AVERAGE FORWARD CURENT, (A)
FIG. 1 - TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
50 NONINDUCTIVE 10 NONINDUCTIVE
trr +0.5A
(-) PULSE
GENERATOR
FIG. 2 - TYPICAL FORWARD CURRENT DERATING CURVE 6 5 4 3 2 1 0 0 25 50 75 100 125 150 175 AMBIENT TEMPERATURE ( )
Single Phase Half Wave 60Hz Resistive or Inductive Load
(+) 25 Vdc (approx) (-)
D.U.T
0 -0.25A
(NOTE 2) 1 NONINDUCTIVE OSCILLOSCOPE (NOTE 1) (+)
-1.0A
NOTES:1 Rise Time = 7ns max. Input Impedance =
1 megohm. 22pF. 2. Rise Time = 10ns max. Source Impedance = 50 ohms.
1cm
SET TIME BASE FOR 10/20 ns/cm
FIG. 4 - TYPICAL INSTANTANEOUS FORWARD FIG. 3 - TYPICAL REVERSE CHARACTERISTICS
CHARACTERISTICS
INSTANTANEOUS FORWARD CURRENT, (A)
INSTANTANEOUS REVERSE CURRENT, (uA)
1000
100
100
10
00V 00/2
50/1
300
1.0
TJ = 25
60
TJ = 100
0.1
.1
Pulse Width = 300uS 1% Duty Cycle
.01
0
20
40
60
80
100
120
140
.01
0
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
.2 .4 .6 .8 1.0 1.2 1.4 1.6 1.8 INSTANTANEOUS FORWARD VOLTAGE, (V) FIG. 6 - TYPICAL JUNCTION CAPACITANCE
PEAK FORWARD SURGE CURRENT, (A)
300
JUNCTION CAPACITANCE, (pF)
8.3ms Single Half Sine-Wave (JEDEC Method)
200 100 60 40 20 10 6 4 2 1 .1 .2 .4 1.0 2 4 10 20 40 REVERSE VOLTAGE, ( V ) 100
TJ = 25
HER
0/8
00
1.0
TJ = 25
/10
00
V
10
/40
TJ = 150
0V
501
~HE
R50
200
5
HER
506~
HER
508
100
0 1 10 100 NUMBER OF CYCLES AT 60Hz 1000
RECTRON

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