
BA157 thru BA159
Fast Switching Plastic Rectifier
Reverse Voltage 400 to 1000V
Forward Current 1.0A
0.107 (2.7)
0.080 (2.0)
0.034 (0.86)
0.028 (0.71)
DIA.
1.0 (25.4)
MIN.
1.0 (25.4)
MIN.
0.205 (5.2)
0.160 (4.1)
DIA.
Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
SYMBOL
BA157
BA158
BA159D
BA159
UNIT
Maximum repetitive peak reverse voltage
VRRM
400
600
800
1000
V
Maximum RMS voltage
VRMS
280
420
560
700
V
Maximum DC blocking voltage
VDC
400
600
800
1000
V
Maximum average forward rectified current
0.375" (9.5mm) lead length at TA=55°C
IF(AV)
1.0
A
Peak forward surge current
10ms single half sine-wave superimposed
IFSM
20
A
on rated load at TA=25°C
Maximum operation junction temperature
TJ
–65 to +125
°C
Maximum storage temperature
TSTG
–65 to +150
°C
Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
SYMBOL
BA157
BA158
BA159D
BA159
UNIT
Maximum instantaneous forward voltage at 1.0A
VF
1.3
V
Maximum DC reverse current
at rated DC blocking voltage TA=25°C
IR
5.0
A
Maximum reverse recovery time
at IF=0.5A, IR=1.0A, Irr=0.25A
trr
150
250
500
ns
Typical junction capacitance at 4.0V, 1MHz
CJ
12
pF
DO-204AL (DO-41)
11/15/01
Features
Plastic package has Underwriters Laboratories
Flammability Classification 94V-0
High surge current capability
Void-free plastic package
Fast switching for high efficiency
High temperature soldering guaranteed: 350°C/10 seconds,
0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension
Mechanical Data
Case: JEDEC DO-204AL, 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, 0.3 gram
Packaging codes/options:
E2/4K per Ammo mag. (52mm tape), 20K/box
E3/5K per 13” reel (52mm tape), 10K/box
Dimensions in inches and (millimeters)