BA157GP thru BA159GP
Document Number 88537
19-Sep-05
Vishay General Semiconductor
www.vishay.com
1
P
a
t
e
n
t
e
d
*
DO-204AL (DO-41)
®
* Glass-plastic encapsulation
technique is covered by
Patent No. 3,996,602,
brazed-lead assembly
by Patent No. 3,930,306
Glass Passivated Junction Fast Switching Rectifier
Major Ratings and Characteristics
IF(AV) 1.0 A
VRRM 400 V to 1000 V
IFSM 20 A
trr 150 ns, 250 ns, 500 ns
IR5.0 µA
VF1.3 V
Tj max. 175 °C
Features
• Superectifier structure for High Reliability
condition
• Cavity-free glass-passivated junction
• Fast switching for high efficiency
• Low leakage current, typical IR less than 0.1 µA
• High forward surge capability
• Meets environmental standard MIL-S-19500
• Solder Dip 260 °C, 40 seconds
Typical Applications
For general purpose of medium frequency rectifi-
action
Mechanical Data
Case: DO-204AL, molded epoxy over glass body
Epoxy meets UL-94V-0 Flammability rating
Terminals: Matte tin plated leads, solderable per
J-STD-002B and JESD22-B102D
E3 suffix for commercial grade, HE3 suffix for high
reliability grade (AEC Q101 qualified)
Polarity: Color band denotes cathode end
Maximum Ratings
(TA = 25 °C unless otherwise noted)
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" (9.5 mm) lead
length at TA = 55 °C
IF(AV) 1.0 A
Peak forward surge current 10 ms single half sine-wave
superimposed on rated load
IFSM 20 A
Operating junction and storage temperature range TJ, TSTG - 65 to + 175 °C
www.vishay.com
2
Document Number 88537
19-Sep-05
BA157GP thru BA159GP
Vishay General Semiconductor
Electrical Characteristics
(TA = 25 °C unless otherwise noted)
Thermal Characteristics
(TA = 25 °C unless otherwise noted)
Notes:
(1) Thermal resistance from junction to ambient at 0.375" (9.5 mm) lead length, P.C.B. mounted
Ratings and Characteristics Curves
(TA = 25 °C unless otherwise noted)
Parameter Test condition Symbols BA157GP BA158GP BA159DGP BA159GP Units
Maximum instantaneous forward
voltage
at 1.0 A VF 1.3 V
Maximum DC reverse current at
rated DC blocking voltage
TA = 25 °C IR 5.0 µA
Maximum reverse recovery time at IF = 0.5 A, IR = 1.0 A,
Irr = 0.25 A
trr 150 250 500 500 ns
Typical junction capacitance at 4.0 V, 1 MHz CJ 15 pF
Parameter Symbols BA157GP BA158GP BA159DGP BA159GP Units
Typical thermal resistance (1) RθJA 55 °C/W
Figure 1. Forward Current Derating Curve
Ambient Temperature (°C)
Average Forward Rectified Current (A)
25 50 75 100 125 150 175
0
0.2
0.4
0.6
0.8
1.0
0.375" (9.5mm) Lead Length
Resistiveor
Inductive Load
Figure 2. Maximum Non-repetitive Peak Forward Surge Current
Peak Forward Surge Current (A)
110 100
0
5
10
15
20
Number of Cycles at 50 Hz
TA = 25 °C
10 ms Single Half Sine-Wave
At Rated Load
BA157GP thru BA159GP
Document Number 88537
19-Sep-05
Vishay General Semiconductor
www.vishay.com
3
Package outline dimensions in inches (millimeters)
Figure 3. Typical Instantaneous Forward Characteristics
Figure 4. Typical Reverse Characteristics
InstantaneousForward Voltage (V)
InstantaneousForward Current (A)
00.2 0.4 0.6 0.81.0 1.2 1.4 1.6
0.01
0.1
1
10
TJ = 25 °C
Pulse Width = 300 µs
1% Duty Cycle
Percent of Rated Peak Reverse Voltage (%)
020 40 60 80100
0.01
0.1
1
10
20
Instantaneous Reverse Current (µA)
TJ = 125 °C
TJ = 25 °C
TJ = 75 °C
Figure 5. Typical Junction Capacitance
Figure 6. Typical Transient Thermal Impedance
Reverse Voltage (V)
Junction Capacitance (pF)
110 100
1
10
100
TJ = 25 °C
f = 1.0 MHz
Vsig = 50mVp-p
t, Pulse Duration (sec.)
Transient Thermal Impedance (°CW)
0.01 0.1 110 100
0.1
1
10
100
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.
DO-204AL (DO-41)
Legal Disclaimer Notice
Vishay
Document Number: 91000 www.vishay.com
Revision: 08-Apr-05 1
Notice
Specifications of the products displayed herein are subject to change without notice. Vishay Intertechnology, Inc.,
or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies.
Information contained herein is intended to provide a product description only. No license, express or implied, by
estoppel or otherwise, to any intellectual property rights is granted by this document. Except as provided in Vishay's
terms and conditions of sale for such products, Vishay assumes no liability whatsoever, and disclaims any express
or implied warranty, relating to sale and/or use of Vishay products including liability or warranties relating to fitness
for a particular purpose, merchantability, or infringement of any patent, copyright, or other intellectual property right.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications.
Customers using or selling these products for use in such applications do so at their own risk and agree to fully
indemnify Vishay for any damages resulting from such improper use or sale.
