LRC BA159, BA159D, BA157, BA158 Datasheet
1A
1A FAST RECOVERY DIODES
LESHAN RADIO COMP ANY , LTD.
BA157 – BA159
TYPE
BA157
BA158
BA159D
BA159
Trr I F = 0.5A, I R = 1.0A, I
Trr Test Conditions: I F = 0.5A, I R = 1.0A, I
Maximum
Peak Reverse
Voltage
PRV
V
PK
400
600
800
1000
Resistive Load 60Hz
1.0
RR
Maximum Average
Rectified Current
@ Half-Wave
I O @ T
L
A
ºC
AV
55 20 5.0 1.0 1.3
= 0.25A
= 0.25A
RR
.034(0.9)
.028(0.7)
Maximum
Forward Peak
Surge Current @
8.3ms Superimposed
I
(Surge)
FM
A
PK
1.0(25.4)
MIN
DIA
DO – 41
.205(5.2)
.166(4.2)
Maximum
Reverse
Current @ PRV
@ TA=25ºC
I
R
µAdc
1.0(25.4)
MIN
.107(2.7)
.080(2.0)
DIA
Maximum
Forward
Voltage
@ TA=25ºC
I
FM
A
PK
V
FM
V
PK
Maximum
Reverse
Recovery Time
Trr
ns
150
250
500
500
Package
Dimensions
DO – 41
15A–1/2
LESHAN RADIO COMP ANY , LTD.
BA157–BA159
RATING & CHARACTERISTIC CURVES OF FAST RECOVERY DIODES
FIG. 1 – FORWARD CURRENT
DERATING CURVE
1.0
0.8
0.6
0.4
Resistive or
Inductive Load
0.2
0.375”(9.5mm)
Lead Length
0
AVERAGE FORWARD CURRENT,(A)
0 25 50 75 100 125 150 175
AMBIENT TEMPER ATURE, (ºC)
FIG. 3 – TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
20
10
TJ =25ºC
1.0
FIG. 2 – MAXINUM NON-REPETITIVE
FOWARD SURGE CURRENT
20
15
10
5
PEAK FORWARD SURGE CURRENT,(A)
0
1 10 100
NUMBER OF CYCLES AT 60Hz
TJ =55ºC
8.3ms Single Half Sine-Wave
(JEDEC Method)
FIG. 4 – TYPICAL REVERSE CHARACTERISTICS
10
1.0
.1
TJ =100ºC
0.1
INSTANTANEOUS FORWARD CURRENT, (A)
.01
.4 .6 .8 1.0 1.2 1.4 1.6 1.8
INSTANTANEOUS FORWARD VOLTAGE,(V)
Pulse Width=300µs
1% Duty Cycle
FIG. 5 – TYPICAL JUNCTION CAPACITANCE
100
60
40
20
10
6
4
JUNCTION CAPACITANCE,(pF)
2
1
.1 .2 .4 1.0 2 4 10 20 40 100
REVERSE VOLTAGE,(V)
TJ =25ºC
f = 1.0MHz
Vsig = 50mV
0.01
INSTANTANEOUS REVERSE CURRENT (µA)
0.001
0 20 40 60 80 100
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
TJ =25ºC
FIG. 6 – TYPICAL TRANSIENT THERMAL IMPEDANCE
100
p-p
60
40
20
10
6
4
2
TRANSIENT THERMAL IMPEDANCE. ºC/W
1
0.01 0.1 1 10 100
t, PULSE DURATION. (sec)
15A–2/2
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