DATA SHEET
BA157~BA159
FAST RECOVERY PLASTIC RECTIFIER
VOLTAGE
FEATURES
• High current capability.
1.0(25.4)MIN.
400 to 1000 Volts
CURRENT
1.0 Amperes
DO-41
Unit: inch(mm)
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-O utilizing
Flame Retardant Epoxy Molding Compound.
• Low leakage.
• Exceeds environmental standards of MIL-S-19500/228
.034(.86)
.028(.71)
• Pb free product are available : 99% Sn above can meet Rohs environment substance
directive request
.205(5.2)
.160(4.1)
• Fast switching for high efficiency.
.107(2.7)
1.0(25.4)MIN.
.080(2.0)
MECHANICALDATA
Case: Molded plastic, DO-41
Terminals: Axial leads, solderable to MIL-STD-202G,Method 208
Polarity: Color Band denotes cathode end
Mounting Position: Any
Weight: 0.012 ounce, 0.3 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified. Resistive or inductive load, 60Hz.
PAR AME T E R
M a xi m um R e c ur r e nt P e a k R e ve r s e V o l t a g e
M a xi m um R M S V o l t a g e
M a xi m um D C B l o c k i ng V o l t a g e
M a xi m um A ve r a g e F o r w a r d
l e a d l e ng t h a t T
A
= 5 5
O
C
C ur r e nt . 3 7 5 " ( 9 . 5 m m )
S YM B OL
V
RRM
V
RM S
V
DC
I
AV
I
F S M
V
F
BA157
400
280
400
BA158
600
420
600
1 .0
30
1 .3
5 .0
500
150
12
41
- 5 5 TO + 1 5 0
O
BA159
1000
700
1000
U N IT S
V
V
V
A
A
V
P e a k F o r w a r d S ur g e C ur r e nt : 8 . 3 m s s i ng l e ha l f s i ne - w a ve
s up e r i m p o s e d o n r a t e d l o a d ( J E D E C m e t ho d )
M a xi m um F o r w a r d V o l t a g e a t 1 . 0 A
M a xi m um D C R e ve r s e C ur r e nt T
A
= 2 5
O
C
a t R a t e d D C B l o c k i ng V o l t a g e T
A
= 1 0 0
O
C
M a x i m u m R e v e r s e R e c o v e r y Ti m e ( N o t e 1 )
Ty p i c a l J u n c t i o n c a p a c i t a n c e ( N o t e 2 )
Ty p i c a l T h e r m a l R e s i s t a n c e ( N o t e 3 )
O p e r a t i n g J u n c t i o n a n d S t o r a g e Te m p e r a t u r e R a n g e
I
R
uA
T
RR
C
J
Rθ J A
T
J
, T
S TG
250
ns
pF
C / W
O
C
NOTES:1. Reverse Recovery Test Conditions: I
F
=.5A, I
R
=1A, I
rr
=.25A
2. Measured at 1 MHz and applied reverse voltage of 4.0 VDC
3. Thermal resistance from junction to ambient at 0.375"(9.5mm) lead length with both leads equally heatsink.
STAD-NOV.15.2004
PAGE . 1
RATING AND CHARACTERISTIC CURVES
PEAK FORWARD SURGE CURRENT
, AMPERES
30
8.3ms Single Half Sine-Wave
JEDEC Method
AVERAGE FORWARD RECTIFIED
CURRENT, AMPERES
3.0
2.5
MAXIMUM AVERAGE CURRENT R
AING
SINGLEPHASE, HALF-WAVE,60Hz R
ESISTIVE
OR INDUCTIVELOAD .375"(9m m) LEAD LENGTH
25
2.0
1.5
20
15
1.0
0.5
10
5
0
0
50
100
O
150
0
1
2
6
10
20
40
60
100
AMBIENT TEMPERATURE, C
NUMBER OF CYCLES AT 60Hz
Fig.1 FORWARD CURRENT DERATING CURVE
Fig.2-MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
INSTANTANEOUS FORWARD CURRENT,
AMPERES
10
100
Tj= 25 C
f= 1.0MHz
Vsig = 50mVp -p
O
1.0
CAPACITANCE, pF
T = 2 5
O
C
J
0.1
10
.0 1
1
0.1
.00 1
0.2
1
10
100
0 .4
0.6
0 .8
1 .0
1.2
1 .4
1 .6
REVERSE VOLTAGE, VOLTS
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
Fig.3-TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
Fig.4 TYPICAL JUNCTION CAPACITANCE
STAD-NOV.15.2004
PAGE . 2
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