BA157
THRU
BA159
1.0 AMP FAST RECOVERY RECTIFIERS
VOLTAGE RANGE
400
to
1000
Volts
FEATURES
* Low forward voltage drop
* Low leakage current
* High reliability
* High current capability
CURRENT
1.0 Ampere
DO-41
.107(2.7)
.080(2.0)
DIA.
1.0(25.4)
MIN.
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
method 208 guranteed
* Lead: Axial leads, solderable per MIL-STD-202,
method 208 guranteed
* Polarity: Color band denotes cathode end
* Mounting position: Any
* Weight: 0.31grams
* Both normal and Pb free product are available:
* Normal:80~95%Sn,5~20%Pb
* Pb free:99 Sn above can meet Rohs enviroment substance
directive request
.205(5.2)
.166(4.2)
.031(.8)
.023(.6)
DIA.
1.0(25.4)
MIN.
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating 25 C ambient temperature uniess otherwies specified.
Single phase half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
TYPE NUMBER
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
.375"(9.5mm) Lead Length at Ta=75 C
Peak Forward Surge Current, 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Maximum Instantaneous Forward Voltage at 1.0A
Maximum DC Reverse Current
Ta=25 C
at Rated DC Blocking Voltage
Ta=100 C
Maximum Reverse Recovery Time (Note 1)
Typical Junction Capacitance (Note 2)
Operating and Storage Temperature Range Tj, TSTG
NOTES:
BA157
400
280
400
BA158
600
420
600
1.0
36
1.3
5.0
50
150
15
-65 +150
BA159
1000
700
1000
UNITS
V
V
V
A
A
V
uA
250
uA
nS
pF
C
1. Reverse Recovery Time test condition:IF=1.0A, VR=30V.
2. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
RATING AND CHARACTERISTIC CURVES (BA157 THRU
BA159)
FIG.1-TYPICAL FORWARD
CHARACTERISTICS
AVERAGE FORWARD CURRENT,(A)
FIG.2-TYPICAL FORWARD CURRENT DERATING CURVE
50
INSTANTANEOUS FORWARD CURRENT,(A)
1.2
1.0
0.8
0.6
0.4
0.2
Single Phase
Half Wave 60Hz
Resistive Or Inductive Load
0.375"(9.5mm) Lead Length
10
3.0
1.0
Tj=25 C
Pulse Width 300us
1% Duty Cycle
0
20
40
60
80
100
120
140
160
180
200
AMBIENT TEMPERATURE ( C)
FIG.4-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PEAK FORWAARD SURGE CURRENT,(A)
60
0.1
.01
.6
.8
1.0
1.2
1.4
1.6
1.8
2.0
FORWARD VOLT
AGE,(V)
48
FIG.3- TEST CIRCUIT DIAGRAM AND REVERSE
RECOVERY TIME CHARACTERISTICS
10K
2W
115Va
60Hz
C P CLARE
HPG1002
8
7
6
5
4
1 AMP
SLO-BLO
FUSE
30Vdc
CONSTANT VOLT
AGE
SUPPLY
C1
1.0mF
300V
1
2
3
R1
3
W
25W
30
W
/50W
NON-INDUCTIVE
UNIT
UNDER TEST
A
1.0Adc FROM
CONSTANT
VOLTAGE SUPPL
Y
RIPPLE=3mVrms MAX.
36
Tj=25 C
8.3ms Single Half
Sine Wave
JEDEC method
24
12
0
1
5
10
50
100
R2
1
W
/10W
NON-
INDUCTIVE
NUMBER OF CYCLES AT 60Hz
C1
1.0mF
300V
Zout 1
1
/
2
W
MAX.
DC To 2KHz
MINIMIZE ALL LEAD LENGTHS
A-TEKTRONIX 545A. K PLUG IN
PRE AMP P6000 PROBE OR EQUIVALENT
R1- ADJUSTED FOR 14 BETWEEN
POINT 2 OF RELAY AND RECTIFIER
INDUCTIVE=3.8mH
FIG.5-TYPICAL JUNCTION CAPACITANCE
35
30
25
20
15
10
5
R2- TEN 1W 10
W
CARBON CORE
1%
IN P
ARALLEL
T 25
A=
+10
C
0
FOR RECTIFIER
IFM 1.0
i(t)
di/dt=50A/mS
trr
0
IRM(REC) 2.0
1cm
SET TIME BASE FOR
50 / 100ns / cm
JUNCTION CAPACITANCE,(pF)
0
.01
.05
.1
.5
1
5
10
50
100
REVERSE VOLTAGE,(V)
微控制器 MCU
京公网安备 11010802033920号
Copyright © 2005-2026 EEWORLD.com.cn, Inc. All rights reserved
电子工程世界
