HIGH EFFICIENCY SILICON RECTIFIER
VOLTAGE RANGE 50 to 1000 Volts CURRENT 3.0 Amperes
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 oC ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
HER308
THRU
HER301
MAXIMUM RATINGS
(@ TA=25
OC unless otherwise noted)
ELECTRICAL CHARACTERISTICS
(@TA=25
OC unless otherwise noted)
Dimensions in inches and (millimeters)
RATINGS
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
at TA = 50OC
Peak Forward Surge Current 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Typical Thermal Resistance (Note 1)
Typical Junction Capacitance (Note 2)
SYMBOL
V
RRM
V
DC
I
FSM
C
J
T
STG
V
RMS
UNITS
Volts
Volts
Volts
Amps3.0
200 150
8.5
70 50
Amps
0
C/W
0
C
Storage Temperature Range
Rq
JL
20
Rq
JA
I
O
pF
Operating Temperature Range T
J
HER301
50
-55 to + 150
150
0
C
HER302 HER303 HER304 HER305 HER306
100 200 300 400
35 70 140 210 280
50 100 200 300 400
HER307 HER308
HER301 HER302 HER303 HER304 HER305 HER306 HER307 HER308
600 800 1000
600 800 1000
420 560 700
2007-08
CHARACTERISTICS
Maximum Average Reverse Current
Maximum Reverse Recovery Time (Note 4)
at Rated DC Blocking Voltage
V
F
SYMBOL
I
trr
R
mA
mA
Maximum Instantaneous Forward Voltage at 3.0A DC Volts
5
150
50 75 nSec
@T
A
= 25
o
C
@T
A
= 125
o
C
1.0
UNITS
1.3 1.7
NOTES : 1. Thermal Resistance : Mounted on PCB.
2. Measured at 1 MHz and applied reverse voltage of 4.0 volts.
4. Test Conditions: IF= 0.5A, IR= -1.0A, IRR= -0.25A.
3.
“Fully ROHS compliant”, “100% Sn plating (Pb-free)”.
FEATURES
* Low power loss,high efficiency
* Low leakage
* Low forward voltage drop
* High current capability
* High speed switching
* High reliability
* High current surge
* Weight:
* Case: Molded plastic
* Lead: MIL-STD-202E method 208C guaranteed
* Mounting position: Any
1.20 grams
* Epoxy: Device has UL flammability classification 94V-O
MECHANICAL DATA
DO-201AD
.220 (5.6 )
.197 (5.0 )DIA.
.052 (1.3 )
.048 (1.2 )DIA.
1.0 (25.4)
MIN.
.335 (8.5)
.375 (9.5)
1.0 (25.4)
MIN.
AMBIENT TEMPERATURE, (OC)
INSTANTANEOUS REVERSE CURRENT, (uA)
25
2.5
3.0
0
2.0
1.5
1.0
0.5 7550 175100 125 150
RATING AND CHARACTERISTICS CURVES ( HER301 THRU HER308 )
FIG.2 TYPICAL FORWARD CURRENT
DERATING CURVE
FIG.1 TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
AVERAGE FORWARD CURRENT, (A)
0
0.1
10
1.0
1000
100
6020 40 80 100 120 140
FIG.3 TYPICAL REVERSE
CHARACTERISTICS
trr
+0.5A
50 W
NONINDUCTIVE
10 W
NONINDUCTIVE
0
-0.25A
-1.0A
1cm
SET TIME BASE FOR 20/1 ns/cm
NOTES:
1 Rise Time = 7ns max. Input Impedance =
1 megohm. 22pF.
2. Rise Time = 10ns max. Source Impedance =
50 ohms.
D.U.T
25 Vdc
(approx)
( - )
( - )
( + )
( + )
1
NON-
INDUCTIVE
OSCILLOSCOPE
(NOTE 1)
PULSE
GENERATOR
(NOTE 2)
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
T
A
= 25 OC
T
A
= 75 OC
T
A
= 125 OC
NUMBER OF CYCLES AT 60Hz
PEAK FORWARD SURGE CURRENT, (A)
INSTANTANEOUS FORWARD VOLTAGE, (V)
1
10
30
20
50
100
125
150
200
INSTANTANEOUS FORWARD CURRENT, (A)
1.0
0.3
0.1
0.03
0.01
3.0
10
20
105 50 100
2.52.01.51.00.50 3.0 3.5
RATING AND CHARACTERISTICS CURVES ( HER301 THRU HER308 )
FIG.4 TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
FIG.5 MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
REVERSE VOLTAGE, (V)
JUNCTION CAPACITANCE, (pF)
4
6
40
20
10
60
200
100
0.20.1
2
10.4 21.0 4 10 20 40 100
FIG.6 TYPICAL JUNCTION CAPACITANCE
8.3ms Single Half Sine-Wave
(JEDED Method)
Pulse Width=300uS
1% Duty Cycle
T
J
= 25 OC
T
J
= 25
O
C
HER301~HER303
HER304~HER305
HER306~HER308
HER306~HER308
HER301~HER305
HER301~HER305
HER306~HER308
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lity for any errors or inaccuracies. Data sheet specifications and its information
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