BA157GP THRU BA159GP
GLASS PASSIVATED JUNCTION FAST SWITCHING RECTIFIER
Reverse Voltage - 400 to 1000 Volts Forward Current - 1.0 Ampere
FEATURES
♦ Plastic package has
Underwriters Laborator y
Flammability Classification 94V-0
♦ High temperature metallurgically
bonded construction
♦ For use in high frequency rectifier circuits
♦ Fast switching for high efficiency
♦ Glass passivated cavity-free junction
♦ Capable of meeting environmental standards of
MIL-S-19500
♦ 1.0 Ampere operation at TA=55°C with no ther mal
runaway
♦ Typical IRless than 0.1µA
♦ 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 over glass 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
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
SYMBOLS BA157GP BA158GP BA159DGP BA159GP UNITS
Maximum repetitive peak reverse voltage VRRM 400 600 800 1000 Volts
Maximum RMS voltage VRMS 280 420 560 700 Volts
Maximum DC blocking voltage VDC 400 600 800 1000 Volts
Maximum average forward rectified current
0.375" (9.5mm) lead length at T A=55°C I(AV) 1.0 Amp
Peak forward surge current
10ms single half sine-wave superimposed IFSM 20.0 Amps
on rated load at TA=25°C
Maximum instantaneous forward voltage at 1.0A VF1.3 Volts
Maximum DC reverse current
at rated DC blocking voltage TA=25°C IR5.0 µA
Maximum reverse recovery time (NOTE 1) trr 150 250 500 500 ns
Typical junction capacitance (NOTE 2) CJ15.0 pF
Typical thermal resistance (NOTE 3) RΘJA 55.0 °C/W
Operating junction and storage temperature range TJ, TSTG -65 to +175 °C
NOTES:
(1) Reverse recovery test conditions: IF=0.5A, IR=1.0A, Irr=0.25A
(2) Measured at 1.0 MHZand applied reverse voltage of 4.0 Volts
(3) Thermal resistance from junction to ambient at 0.375" (9.5mm) lead length, P.C.B. mounted
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.
NOTE:
Lead diameter is for suffix "E" part numbers
0.026 (0.66)
0.023 (0.58)
DO-204AL
Dimensions in inches and (millimeters)
*
Glass-plastic encapsulation technique is covered by
Patent No. 3,996,602 and brazed-lead assembly by Patent No. 3,930,306
PATENTED*
RATINGS AND CHARACTERISTIC CURVES BA157GP THRU BA159GP
25 50 75 100 125 150 175
0
0.2
0.4
0.6
0.8
1.0
110100
0
5
10
15
20
0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
0.01
0.1
1
10
110100
1
10
100
020406080100
0.01
0.1
1
10
20
0.01 0.1 1 10 100
0.1
1
10
100
AMBIENT TEMPERATURE, °C
AVERAGE FORWARD RECTIFIED CURRENT,
AMPERES
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
NUMBER OF CYCLES AT 50 HZ
PEAK FORWARD SURGE CURRENT,
AMPERES
FIG. 3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
INSTANTANEOUS FORWARD CURRENT,
AMPERES
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
FIG. 5- TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITANCE, pF
REVERSE VOLTAGE, VOLTS
TA=25°C
10ms SINGLE HALF SINE-WAVE
AT RATED LOAD
TJ=25°C
PULSE WIDTH=300µs
1% DUTY CYCLE
TJ=25°C
f=1.0 MHZ
Vsig=50mVp-p
FIG. 1 - FORWARD CURRENT DERATING CURVE
0.375" (9.5mm) LEAD LENGTH
RESISTIVE OR
INDUCTIVE LOAD
FIG. 4 - TYPICAL REVERSE
CHARACTERISTICS
INSTANTANEOUS REVERSE CURRENT,
MICROAMPERES
PERCENT OF RATED PEAK REVERSE
VOLTAGE, %
TJ=125°C
TJ=25°C
TJ=75°C
FIG. 6 - TYPICAL TRANSIENT THERMAL IMPEDANCE
TRANSIENT THERMAL IMPEDANCE (°C/W)
t, PULSE DURATION, se c
