HER301
THRU
HER308
3.0 Amp High
Efficient Rectifiers
50 to 1000 Volts
Features
• High Surge Current Capability
• High Reliability
• Low Forward Voltage Drop
• High Current Capability
Maximum Ratings
• Operating Temperature: -55°C to +125°C
• Storage Temperature: -55°C to +150°C
• For capacitive load, derate current by 20%
MCC
Catalog
Number
Device
Marking Maximum
Recurrent
Peak Reverse
Voltage
Maximum
RMS
Voltage
Maximum
DC
Blocking
Voltage
HER301 --- 50V 35V 50V
HER302 --- 100V 70V 100V
HER303 --- 200V 140V 200V
HER304 --- 300V 210V 300V
HER305 --- 400V 280V 400V
HER306 --- 600V 420V 600V
HER307 --- 800V 560V 800V
Electrical Characteristics @ 25°C Unless Otherwise Specified
Average Forward
Current IF(AV) 3 A TA = 55°C
Peak Forward Surge
Current IFSM 150A 8.3ms, half sine
Maximum
Instantaneous
Forward Voltage
HER301-304
HER305 VF 1.0V
1.3V IFM = 3.0A;
TA = 25°C
Reverse Current At
Rated DC Blocking
Voltage (Maximum DC)
IR10µA
200µATA = 25°C
TA = 100°C
Maximum Reverse
Recovery Time
HER301-305
HER306-308 Trr 50ns
75ns IF=0.5A, IR=1.0A,
Irr=0.25A
Typical Junction
Capacitance
HER301-305
HER306-308 CJ
80pF
50pF Measured at
1.0MHz, VR=4.0V
*Pulse Test: Pulse Width 300µsec, Duty Cycle 1%
DO-201AD
DIMENSIONS
INCHES MM
DIM MIN MAX MIN MAX NOTE
A--- .370 --- 9.50
B--- .250 --- 6.40
C.048 .052 1.20 1.30
D1.000 --- 25.40 ---
A
B
C
D
D
Cathode
Mark
www.mccsemi.com
HER306-308 1.7V
HER308 --- 1000V 700V 1000V
omponents
21201 Itasca Street Chatsworth
!"#
$% !"#
MCC
HER301 THRU HER308
www.mccsemi.com
MCC
FIG.1- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50W
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
(-)
(+)
10W
NONINDUCTIVE
-1.0A
-0.25A
0
+0.5A
trr
1cm SET TIME BASE FOR
5/ 10ns/ cm
RATINGS AND CHARACTERISTIC CURVES
FIG.2- MAXIMUM AVERAGE
FORWARD CURRENT DERATING
AVERAGE FORWARD CURRENT. (A)
25 50 75 100 125 150 175
1
3
5
2
6
4
AMBIENT TEMPERATURE. ( C)
O
FIG.4- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PEAK FORWARD SURGE CURRENT. (A)
110 1000100
100
0
200
300
NUMBER OF CYCLES AT 60Hz
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
0.375" (9.5mm)
Lead Length
FIG.3- TYPICAL REVERSE CHARACTERISTICS
INSTANTANEOUS REVERSE CURRENT.( A)
20 40 60 80 100 120
0.1
1.0
10
100
1000
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
Tj=25 C
0
Tj=100 C
0
FIG.5- TYPICAL FORWARD CHARACTERISTICS
INSTANTANEOUS FORWARD CURRENT. (A)
.2 .4 .6 .8 1.0 1.2 1.4
.01
.1
1.0
10.0
100.0
FORWARD VOLTAGE. (V)
Tj=25 C
0
HER301~HER304
HER305
HER306~HER308
FIG.6- TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITANCE.(pF)
.1 .5 1 52 10 20 50 100 200 500
25
0
50
75
100
125
150
175
REVERSE VOLTAGE. (V)
HER301~HER305
HER306~HER308
