YENYO
Glass Passivated Ultra Fast Recovery Rectifier
Voltage Range 50 to 600 V
Current 8.0 Ampere
TO-220AC
.154(3.91)
DIA .137(3.50)
.057(1.45)
.052(1.33)
MAX.412(10.5)
.185(4.70)
.175(4.44)
.072(1.82)
.062(1.58)
.055(1.40)
.045(1.14)
UF8A01 THRU UF8A05
Features
Fast switching for high efficiency
Low forward voltage drop
High current capability
Low reverse leakge current
High surge current capability
Mechanical Data
Case: Molded plastic TO-220AC
Epoxy: UL 94V-0 rate flame retardant
Terminals: Solderable per MIL-STD-202
method 208 guranteed
Polarity:Color band denotes cathode
Mounting position: Any
Weight: 2.07 gram
.128(3.25)
.114(2.90)
1
2
MAX.07(1.7)
.056(1.43)
.048(1.22)
.037(0.94)
.027(0.68)
1
2
.526(13.35)
.508(12.90)
.27(6.86)
.23(5.84)
PIN
.638(16.2)
.602(15.3)
.102(2.60)
.088(2.25)
.205(5.20)
.195(4.95)
.025(0.64)
.014(0.35)
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25
o
C
ambient temperature unless otherwise specified.
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
PARAMTER
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified
Current T
C
=100
C
Peak Forward Surge Current, 8.3ms single
Half sine-wave superimposed on rated load
(JEDEC method)
Maximum Instantaneous Forward Voltage
@ 8.0 A
Maximum DC Reverse Current @T
J
=25
C
At Rated DC Blocking Voltage @T
J
=125
C
Maximum Reverse Recovery Time (Note 1)
Typical junction Capacitance (Note 2)
Maximum Thermal Resistance (Note 3)
Operating Junction and Storage
Temperature Range
o
o
o
SYMBOL
V
RRM
V
RMS
V
DC
IF
(AV)
UF
8A01
50
35
50
UF
8A02
100
70
100
UF
8A03
200
140
200
8.0
UF
8A04
400
280
400
UF
8A05
600
420
600
UNIT
V
V
V
A
I
FSM
150
A
V
F
I
R
Trr
C
J
R
JC
T
J
, T
STG
1.0
10.0
250
50
65
2.2
-55 to + 150
1.3
1.7
V
uA
uA
nS
pF
o
75
CW
o
C
NOTES : (1) Reverse recovery test conditions I
F
= 0.5A, I
R
= 1.0A, Irr = 0.25A.
(2) Thermal Resistance junction to case.
(3) Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts DC.
1/2
R2, MAY-12
RATINGS AND CHARACTERISTIC CURVES UF8A01 THRU UF8A05
FIG.1 - FORWARD CURRENT DERATING CURVE
8.0
7.0
6.0
5.0
4.0
3.0
2.0
1.0
0
0
50
100
o
FIG.2 - MAXIMUM NON-REPETITIVE
PEAK FORWARD SURGE CURRENT
150
PEAK FORWARD SURGE CURRENT,
AMPERES
AVERAGE FORWARD RECTIFIED
CURRENT, AMPERES
125
Pulse Width 8.3ms
Single Half-Sire-Wave
(JEDEC Method)
100
75
50
60 Hz Resistive or
Inductive load
150
25
0
1
10
100
CASE TEMPERATURE, C
NUMBER OF CYCLES AT 60Hz
FIG.3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
IINSTANTANEOUS FORWARD CURRENT,
AMPERES
100
FIG.4 - TYPICAL REVERSE CHARACTERISTICS
1000
UF8A01-UF8A03
UF8A04
10
INSTANTANEOUS REVERSE CURRENT,
MICROAMPERES
100
T
J
=125 C
o
10
1.0
UF8A05
1
T
J
=25 C
o
0.1
0.4
0.6
0.8
1.0
T
J
=25 C
PULSE WIDTH=300uS
1% DUTY CYCLE
1.2
1.4
1.6
1.8
o
0.1
0
20
40
60
80
100
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
PERCENT OF RATED PEAK REVERSE VOLTAGE,%
FIG.5 - TYPICAL JUNCTION CAPACITANCE
1000
JUNCTION CAPACITANCE, pF
T
J
= 25 C
f = 1.0 MHZ
Vsig = 50mVp-p
o
100
10
0.1
1.0
4.0
10
100
REVERSE VOLTAGE, VOLTS
YENYO TECHNOLOGY CO., LTD.
2/2
R2, MAY-12
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