BA157GP thru BA159GP
Vishay Semiconductors
for mer ly General Semiconductor
Document Number 88537 www.vishay.com
06-Mar-02 1
Glass Passivated Junction
Fast Switching Rectifier Reverse V oltage 400 to 1000 V
Forward Current 1.0 A
Patented*
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)
Maximum Ratings & Thermal Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
Parameter Symbols BA157GP BA158GP
BA159DGP
BA159GP Units
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
Typical thermal resistance (NOTE 1) RΘJA 55 °C/W
Operating junction and storage temperature range TJ, TSTG – 65 to +175 °C
Electrical Characteristics Ratings at 25°C ambient temperature unless otherwise specified.
Parameter Symbols BA157GP BA158GP
BA159DGP
BA159GP Units
Maximum instantaneous forward voltage at 1.0A VF1.3 V
Maximum DC reverse current
at rated DC blocking voltage TA=25°C IR5.0 µA
Maximum reverse recover y time at IF=0.5A, IR=1.0A, Irr=0.25A
trr 150 250 500 500 ns
Typical junction capacitance at 4.0V, 1MHz CJ15 pF
Notes:
(1) Ther mal resistance from junction to ambient at 0.375” (9.5mm) lead length, P.C.B. mounted
DO-204AL (DO-41) Features
• Plastic package has Underwriters Laboratories
Flammability Classification 94V-0
• High temperature metallurgically bonded construction
• For use in high frequency rectifier circuits
• Fast switching for high efficiency
• Cavity-free glass passivated junction
• Capable of meeting environmental standards of
MIL-S-19500
• 1.0 Ampere operation at TA=55°C with no thermal
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
®
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
BA157GP thru BA159GP
Vishay Semiconductors
for mer ly General Semiconductor
www.vishay.com Document Number 88537
206-Mar-02
Ratings and
Characteristic Curves(TA= 25°C unless otherwise noted)
Ambient Temperature (°C)
Fig. 1 – Forward Current
Derating Curve
Average Forward Rectified Current (A)
Fig. 3 – Typical Instantaneous
Forward Characteristics
Instantaneous Forward Voltage (V)
Instantaneous Forward Current (A)
Percent of Rated Peak Reverse Voltage (%)
Instantaneous Reverse Current (µA)
Fig. 4 – Typical Reverse
Characteristics
Fig. 5 – Typical Junction Capacitance
Number of Cycles at 50 HZ
Reverse Voltage (V)
Fig. 2 – Maximum Non-Repetitive Peak
Forward Surge Current
Junction Capacitance (pF)
Fig. 6 – Typical Transient
Thermal Impedance
t, Pulse Duration (sec.)
Transient Thermal Impedance (°CW) Peak Forward Surge Current (A)
25 50 75 100 125 150 175
0
0.2
0.4
0.6
0.8
1.0
110 100
0
5
10
15
20
00.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6
0.01
0.1
1
10
020 40 60 80 100
0.01
0.1
1
10
20
110 100
1
10
100
0.01 0.1 110 100
0.1
1
10
100
TJ = 125°C
TJ = 25°C
0.375" (9.5mm) Lead Length
Resistive or
Inductive Load
TA = 25°C
10ms Single Half Sine-Wave
At Rated Load
Pulse Width = 300µs
1% Duty Cycle
TJ = 25°C
TJ = 25°C
f = 1.0MHZ
Vsig = 50mVp-p
TJ = 75°C
