HY BA157

FR1/BA157 SERIES
REVERSE VOLTAGE - 50 to 1000 Volts
FORWARD CURRENT - 1.0 Amperes
FAST RECOVERY RECTIFIERS
DO- 41
FEATURES
● Fast switching for high efficiency
● Low cost
● Diffused junction
● Low reverse leakage current
1.0(25.4)
MIN.
● Low forward voltage drop
.034(0.9)
DIA
.028(0.7)
● High current capability
● The plastic material carries UL recognition 94V-0
.205(5.2)
MAX
.107(2.7)
DIA
.080(2.0)
MECHANICAL DATA
●Case: JEDEC DO-41 molded plastic
1.0(25.4)
MIN.
●Polarity: Color band denotes cathode
●Weight: 0.012 ounces , 0.34 grams
●Mounting position: Any
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25℃ ambient temperature unless otherwise specified.
Single phase, half wave ,60Hz, resistive or inductive load.
For capacitive load, derate current by 20%
SYMBOL
FR101
FR102
FR103
BA157
FR104
BA158
FR105
FR106
BA159
FR107
UNIT
Maximum Recurrent Peak Reverse Voltage
VRRM
50
100
200
400
600
800
1000
V
Maximum RMS Voltage
VRMS
35
70
140
280
420
560
700
V
VDC
50
100
200
400
600
800
1000
V
CHARACTERISTICS
Maximum DC Blocking Voltage
Maximum Average Forward
Rectified Current
@TA=75 ℃
I(AV)
1.0
A
IFSM
30
A
1.3
V
Peak Forward Surage Current
8.3ms Single Half Sine-Wave
Super Imposed on Rated Load(JEDEC Method)
Peak Forward Voltage at 1.0A DC
VF
Maximum DC Reverse Current
@TJ=25℃
at Rated DC Blocking Voltage
@TJ=100℃
Maximum Reverse Recovery Time (Note 1)
Tyical Junction Capacitance (Note2)
Tyical Thermal Resistance (Note3)
Operating Temperature Range
Storage Temperature Range
5.0
IR
uA
100
TRR
150
CJ
25
500
250
15
nS
pF
RθJA
25
℃/W
TJ
-50 to +125
℃
TSTG
-50 to +150
℃
NOTES: 1.Measured with IF=0.5A,IR=1A,IRR=0.25A
2.Measured at 1.0 MHz and applied reverse voltage of 4.0V DC
3.Thermal resistance junction of ambient.
~ 45 ~
RATING AND CHARACTERTIC CURVES
FR1/BA157 SERIES
FIG. 1 – FORWARD CURRENT DERATING CURVE
FIG. 2 – MAXIMUM NON-REPETITIVE SURGE CURRENT
40
SINGLE PHASE HALF WAVE 60Hz
RESISTIVE OR INDUCTIVE LOAD
PEAK FORWARD SURGE CURRENT
AMPERES
AVERAGE FORWARD CURRENT
AMPERES
1.0
0.8
0.6
0.4
0.2
0
25
50
75
100
125
150
175
30
20
10
PULSE WIDTH 8.3ms
SINGLE HALF-SINE-WAVE
(JEDEC METHOD)
0
1
2
AMBIENT TEMPERATURE (℃)
10
20
50
100
NUMBER OF CYCLES AT 60Hz
FIG.3 – TYPICAL JUNCTION CAPACITANCE
FIG.4-TYPICAL FORWARD CHARACTERISTICS
10
INSTANTANEOUS FORWARD CURRENT
AMPERES
100
FR101 - FR104
CAPACITANCE (pF)
5
FR105 - FR107
10
T J = 25°C f = 1 MHz
1.0
T J = 25°C
0.1
PULSE WIDTH 300us
0.01
1
1
4
10
100
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
INSTANTANEOUS FORWARD VOLTAGE ,VOLTS
REVERSE VOLTAGE ,VOLTS
~ 46 ~
1.8