BA157G THRU BA159G
Features
Mechanical Data
· Plastic package has Underwrites Laboratory Flammability
Classification 94V-0
· Fast switching speed
· Glass passivated junction
· High current capability
· High temperature soldering guaranteed : 250/10 seconds,
0.375"(9.5mm) lead length, 5 lbs.(2.3kg) tension.
Maximum Ratings And Electrical Characteristics
· Case : JEDEC DO-41 molded plastic body
· Terminals : Plated axial lead solderable per MIL-STD-750,
method 2026
· Polarity : Color band denotes cathode end
· Mounting Position : Any
· Weight : 0.012 ounce, 0.33 gram
(Ratings at 25 ambient temperature unless otherwise specified, Single phase, half wave 60Hz, resistive or inductive
load. For capacitive load, derate by 20%)
CURRENT 1.0 Ampere
VOLTAGE 400 to 1000 Volts
Notes:
(1) Test conditions: I
F
=0.5A, I
R
=1.0A, I
rr
=0.25A.
(2) Measured at 1MHz and applied reverse voltage of 4.0 Volts.
Maximum recurrent peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Volts
Peak forward surge current 10ms single half
sine-wave superimposed on rated load at
Rload at T
A
=25
V
DC
Maximum average forward rectified current
Rload at T
A
=50
Maximum instantaneous forward voltage
at 1.0A
V
RRM
Volts
Symbols Units
1.3V
F
V
RMS
1.0
Amps35.0I
FSM
T
J
T
STG
-65 to +175
Volts
Amp
Maximum DC reverse current at rated DC
blocking voltage T
A
=25
Maximum reverse recovery time (Note 1)
Typical junction capacitance (Note 2)
Operating junction and storage
temperature range
5.0
Volts
μA
ns
pF
I
(AV)
I
R
Trr
6.0
C
J
400
BA157G
280
400
600
BA158G
420
600
1000
BA159G
700
1000
Max. thermal resistance
250
60
150
R
θJA
/W
500
Dimensions in inches and (millimeters)
DO-41
1.0(25.4)
MIN.
1.0(25.4)
MIN.
0.205(5.2)
0.166(4.2)
0.034(0.9)
0.028(0.7)
DIA.
0.107(2.7)
0.080(2.0)
DIA.
FIG.1-TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
IF INSTANTANEOUS FORWARD CURRENT(A)
VF INSTANTANEOUS FORWARD VOLTAGE DROP (V)
1
0.01
0.1
0.2
2
10
Tj=25
1.210.6 0.8 1.61.4
FIG.3-MAXIMUM NON-REPETITIVE
FORWARD SURGE CURRENT
NUMBER OF CYCLES AT 60Hz
PEAK FORWARD SURGE
CURRENT(AMPERES)
10
30
50
0
20
40
8.3m SINGLE HALF SINE WAVE
(JEDEC Method)
1 2 1006010864 4020
FIG.4-TYPICAL JUNCTION CAPACITANCE
VR REVERSE VOLTAGE (V)
CJ DIODE CAPACITANCE(pF)
1 100010010
Tj=25
f=1MHz
2
1
4
6
8
10
FIG.2-TYPICAL FORWARD CURRENT
DERATING CURVE
10mm10mm
LEAD TEMPERATURE( )
IF AVERAGE FORWARD CURRENT (A)
1250 25 1501007550 175
0.25
1
1.25
0.8
0.75
0.50
RATINGS AND CHARACTERISTIC CURVES BY157G THRU BA159G