GBU4A thru GBU4M
Document Number 88614
29-Jul-05
Vishay General Semiconductor
www.vishay.com
1
Case Style GBU
Glass Passivated Single-Phase Bridge Rectifier
Major Ratings and Characteristics
IF(AV) 4 A
VRRM 50 V to 1000 V
IFSM 150 A
IR5 µA
VF1.0 V
Tj max. 150 °C
Features
• UL Recognition file number E54214
• Ideal for printed circuit boards
• High surge current capability
• High case dielectric strength of 1500 VRMS
• Solder Dip 260 °C, 40 seconds
Typical Applications
General purpose use in ac-to-dc bridge full wave rec-
tification for Monitor, TV, Printer, Switching Mode
Power Supply, Adapter, Audio equipment, and Home
Appliances applications.
Mechanical Data
Case: GBU
Epoxy meets UL-94V-0 Flammability rating
Terminals: Matte tin plated (E3 Suffix) leads, solder-
able per J-STD-002B and JESD22-B102D
Polarity: As marked on body
Mounting Torque: 10 cm-kg (8.8 inches-lbs) max.
Recommended Torque: 5.7 cm-kg (5 inches-lbs)
Maximum Ratings
TA = 25 °C, unless otherwise specified
Note:
(1) Unit case mounted on 1.6 x 1.6 x 0.06" thick (4.0 x 4.0 x 0.15 cm) Al. Plate
(2) Units mounted on P.C.B. with 0.5 x 0.5" (12 x 12 mm) copper pads and 0.375" (9.5 mm) lead length
Parameter Symbols GBU4A GBU4B GBU4D GBU4G GBU4J GBU4K GBU4M Units
Maximum repetitive peak
reverse voltage
VRRM 50 100 200 400 600 800 1000 V
Maximum RMS voltage VRMS 35 70 140 280 420 560 700 V
Maximum DC blocking voltage VDC 50 100 200 400 600 800 1000 V
Maximum average forward
rectified output current at
TC = 100 °C(1)
TA = 40 °C(2)
IF(AV) 4.0
3.0
A
Peak forward surge current
single sine-wave superimposed
on rated load
IFSM 150 A
Rating for fusing (t < 8.3 ms) I2t 93 A2sec
Operating junction and storage
temperature range
TJ, TSTG - 55 to + 150 °C
www.vishay.com
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Document Number 88614
29-Jul-05
GBU4A thru GBU4M
Vishay General Semiconductor
Electrical Characteristics
TA = 25 °C, unless otherwise specified
Thermal Characteristics
TA = 25 °C, unless otherwise specified
Note:
(1) Unit case mounted on AI plate heatsink
(2) Units mounted on P.C.B. with 0.5 x 0.5” (12 x 12 mm) copper pads and 0.375” (9.5 mm) lead length
Ratings and Characteristics Curves
(TA = 25 °C unless otherwise specified)
Parameter Test condition Symbols GBU4A GBU4B GBU4D GBU4G GBU4J GBU4K GBU4M Units
Maximum instantaneous
forward drop per leg
at 4.0 A VF 1.0 V
Maximum DC reverse
current at rated DC
blocking voltage per leg
TA = 25 °C
TA = 125 °C
IR 5.0
500
µA
Typical junction
capacitance per leg
at 4.0 A, 1 MHz CJ 100 45 pF
Parameter Symbols GBU4A GBU4B GBU4D GBU4G GBU4J GBU4K GBU4M Units
Typical thermal resistance per leg RθJA(2)
RθJC(1)
22
4.2
°C/W
Figure 1. Derating Curve Output Rectified Current
Temperature (°C)
Average Forward OutputCurrent (A)
050 100 150
0
1.0
2.0
3.0
4.0
Heatsink Mounting, T
C
1.6 x 1.6 x 0.06" Thk
(4.0 x 4.0 x .15 cm) AL. Plate
P.C.B. Mounting, T
A
0.47 x 0.47" (12 x 12 mm) Copper Pads
0.375" (9.5 mm) Lead Length
60 H
Z
Resistive or Inductive Load
Figure 2. Maximum Non-Repetitive Peak Forward Surge Current
Per Leg
Number of Cycles at 60 H
Z
Peak Forward Surge Current (A)
110 100
0
50
100
150
1.0 Cycle
T
J
=T
J max.
Single Sine-Wave
GBU4A thru GBU4M
Document Number 88614
29-Jul-05
Vishay General Semiconductor
www.vishay.com
3
Package outline dimensions in inches (millimeters)
Figure 3. Typical Forward Characteristics Per Leg
Figure 4. Typical Reverse Leakage Characteristics Per Leg
Instantaneous Forward Voltage (V)
Instantaneous Forward Current (A)
0.4 0.6 0.81.0 1.2 1.4 1.6
0.01
0.1
1
10
100
T
J
= 25°C
Pulse Width = 300µs
1% Duty Cycle
Percent of Rated Peak Reverse Voltage (%)
InstantaneousReverse Current ( µA)
020 40 60 80100
0.01
0.1
1
10
100
500
50 - 400V
600 - 1000V
T
J
= 125°C
T
J
=25°C
Figure 5. Typical Junction Capacitance Per Leg
Figure 6. Typical Transient Thermal Impedance
Reverse Voltage (V)
Junction Capacitance, pF
0.1 110 100
10
100
1,000
50 - 400V
600 - 1000V
T
J
=25°C
f = 1.0MH
Z
Vsig = 50mVp-p
t, Heating Time (sec.)
Transient Thermal Impedance
(°C/W)
0.01 0.1 110 100
0.1
1
10
100
0.125 (3.2 )x4 5 o
CHAMFE
R
0.085 (2.16)
0.065 (1.65)
0.02 0R (TYP .)
0.880 (22.3)
0.860 (21.8)
0.160 (4.1)
0.140 (3.5)
0.075
(1.9) R
.
0.080
0.060
(2.03)
(1.52)
0.050 (1.27)
0.040 (1.02)
0.080
0.065
(2.03)
(1.65) 0.210
0.190
(5.33)
(4.83)
Polarity shown on front side of case, positive lead by beveled corner
0.140 (3.56)
0.130 (3.30)
9
o
TYP
.
5
o
TYP
.
0.085 (2.16)
0.075 (1.90)
0.022 (0.56)
0.018(0.46)
0.310 (7.9)
0.290 (7.4)
0.740 (18.8)
0.720 (18.3)
0.710 (18.0)
0.690 (17.5)
0.100 (2.54)
0.085 (2.16)
Case Type GBU
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
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