BA157 THRU BA159
FAST SWITCHING PLASITC RECTIFIER
Reverse Voltage -
400 to 1000 Volts
Forward Current -
1.0 Ampere
Features
Plastic package has Underwriters Laboratory Flammability
Classification 94V-0
High surge current capabability
Void-free plastic package
Fast switching for high efficiency
High temperature soldering guaranteed:
350 /10 seconds, 0.375 (9.5mm) lead length,
5 lbs. (2.3Kg) tension
Mechanical Data
Case:
DO-41 molded plastic body
Terminals:
Plated axial leads, solderable per
MIL-STD-750, method 2026
Polarity:
Color band denotes cathode end
Mounting Position:
Any
Weight:
0.012 ounce, 0.33 gram
DIM ENSIONS
DIM
A
B
C
D
inches
Min.
0.165
0.079
0.028
1.000
Max.
0.205
0.106
0.034
-
Min.
4.2
2.0
0.71
25.40
mm
Max.
5.2
2.7
0.86
-
Note
Maximum Ratings and Electrical Characteristics
Ratings at 25
ambient temperature unless otherwise specified.
Symbols
BA157
BA158
BA159
Units
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
0.375" (9.5mm) lead length at T
A
=50
Peak forward surge current
8.3mS single half sine-wave superimposed
on rated load at T
A
=25
Maximum instantaneous forward voltage at 1.0A
Maximum DC reverse current
at rated DC blocking voltage
T
A
=25
V
RRM
V
RMS
V
DC
I
(AV)
I
FSM
V
F
I
R
T
rr
C
J
R
JL
400
280
400
600
420
600
1.0
35.0
1.3
5.0
150
15.0
25
-65 to +125
-65 to +125
1000
700
1000
Volts
Volts
Volts
Amp
Amps
Volts
A
Maximum reverse recovery time (Note 1)
Typical junction capacitance (Note 2)
Typical thermal resistance (Note 3)
Maximum operating junction temperature
Maximum storage temperature
250
nS
F
/W
T
J
T
STG
Notes:
(1) Reverse recovery test conditions: I
F
=0.5A, I
R
=1.0A, I
rr
=0.25A
(2) Measured at 1.0MHz and applied reverse voltage of 4.0 volts
(3) Thermal resistance from junction to lead at 0.375 (9.5mm) lead length P.C.B. mounted
1
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