Formosa HER205 2.0 amp high efficiency rectifier Datasheet

HER201
THRU
HER208
2.0 AMP HIGH EFFICIENCY RECTIFIERS
VOLTAGE RANGE
50 to 1000 Volts
CURRENT
2.0 Amperes
FEATURES
* Low forward voltage drop
* High current capability
* High reliability
* High surge current capability
* High speed switching
DO-15
.140(3.6)
.104(2.6)
DIA.
1.0(25.4)
MIN.
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
* Lead: Axial leads, solderable per MIL-STD-202,
method 208 guranteed
* Polarity: Color band denotes cathode end
* Mounting position: Any
* Weight: 0.40 grams
.300(7.6)
.230(5.8)
1.0(25.4)
MIN.
.034(.9)
.028(.7)
DIA.
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating 25 C ambient temperature uniess otherwies specified.
Single phase half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
TYPE NUMBER
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
HER201 HER202 HER203 HER204 HER205 HER206 HER207 HER208
50
35
50
100
70
100
200
140
200
300
210
300
.375"(9.5mm) Lead Length at Ta=50 C
Peak Forward Surge Current, 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Maximum Instantaneous Forward Voltage at 2.0A
Maximum DC Reverse Current
Ta=25 C
at Rated DC Blocking Voltage
Ta=100 C
Maximum Reverse Recovery Time (Note 1)
Typical Junction Capacitance (Note 2)
Operating and Storage Temperature Range TJ, TSTG
NOTES:
1. Reverse Recovery Time test condition: IF=0.5A, IR=1.0A, IRR=0.25A
2. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
400
280
400
600
420
600
800
560
800
60
1.3
5.0
1.85
150
50
70
-65
30
+150
UNITS
V
V
V
A
2.0
1.0
1000
700
1000
A
V
mA
mA
nS
pF
C
RATING AND CHARACTERISTIC CURVES (HER201 THRU HER208)
FIG.2-TYPICAL FORWARD CURRENT
DERATING CURVE
FIG.1-TYPICAL FORWARD
CHARACTERISTICS
8
ER
20
R2
20
04
6~
H
~H
E
~H
01
ER
H
1.0
HE
R2
HE
R2
.1
2.4
2.0
1.6
Single Phase
1.2
Half Wave 60Hz
Resistive Or Inductive Load
0.8
0.375"(9.5mm) Lead Length
0.4
0
0
25
50
75
100
125
150
175
AMBIENT TEMPERATURE ( C)
Tj=25 C
Pulse Width 300us
1% Duty Cycle
.01
.001
.4
.6
.8
1.0
1.2
1.4
1.6
1.8
FORWARD VOLTAGE,(V)
FIG.3- TEST CIRCUIT DIAGRAM AND REVERSE
RECOVERY TIME CHARACTERISTICS
50W
NONINDUCTIVE
10W
NONINDUCTIVE
( )
(+)
D.U.T.
25Vdc
(approx.)
PULSE
GENERATOR
(NOTE 2)
( )
PEAK FORWARD SURGE CURRENT,(A)
FIG.4-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
100
80
60
8.3ms Single Half
Tj=25 C
Sine Wave
40
JEDEC method
20
0
(+)
1W
NONINDUCTIVE
1
OSCILLISCOPE
(NOTE 1)
5
50
10
100
NUMBER OF CYCLES AT 60Hz
NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF.
2. Rise Time= 10ns max., Source Impedance= 50 ohms.
FIG.5-TYPICAL JUNCTION CAPACITANCE
175
trr
JUNCTION CAPACITANCE,(pF)
INSTANTANEOUS FORWARD CURRENT,(A)
ER
05
20
3
AVERAGE FORWARD CURRENT,(A)
10
|
|
|
|
|
|
|
|
+0.5A
0
-0.25A
-1.0A
150
125
100
75
50
25
1cm
SET TIME BASE FOR
50 / 10ns / cm
0
.01
.05
.1
.5
1
REVERSE VOLTAGE,(V)
5
10
50
100
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