VISHAY
GBU4A thru GBU4M
Document Number 88614
23-Nov-04
Vishay Semiconductors
www.vishay.com
1
Case Style GBU
Glass Passivated Single-Phase
Bridge Rectifier
Major Ratings and Characteristics
Features
• UL Recognition file number E54214
• Ideal for printed circuit boards
• High surge current capability
• High case dielectric strength of 1500 VRMS
• Meets MSL level 1, per J-STD-020C
IF(AV) 4 A
VRRM 50 V to 1000 V
IFSM 150 A
IR 5 µA
VF1.0 V
Tj max. 150 °C
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 MIL-STD-750, Method
2026
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 Symbol GBU4A GBU4B GBU4D GBU4G GBU4J GBU4K GBU4M Unit
Maximum repetive 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) I2t93 A2sec
Operating junction and storage temperature
range
TJ,
TSTG
- 55 to + 150 °C
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Document Number 88614
23-Nov-04
VISHAY
GBU4A thru GBU4M
Vishay Semiconductors
Electrical Characteristics
TA = 25 °C, unless otherwise specified
Thermal Characteristics
TA = 25 °C, unless otherwise specified
Note:
(1) Unit case mounted on Al 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
Parameter Test condition Symbol GBU4A GBU4B GBU4D GBU4G GBU4J GBU4K GBU4M Unit
Maximum instantaneous forward
drop per leg
at 4.0 A VF1.0 V
Maximum DC reverse current at
rated DC blocking voltage per leg
TA = 25 °C
TA = 125 °C
IR5.0
500
µA
Typical junction capacitance per leg at 4.0 A, 1MHz CJ100 45 pF
Parameter Symbol GBU4A GBU4B GBU4D GBU4G GBU4J GBU4K GBU4M Unit
Typical thermal resistance per leg RθJA(2)
RθJC(1)
22
4.2
°C/W
VISHAY
GBU4A thru GBU4M
Document Number 88614
23-Nov-04
Vishay Semiconductors
www.vishay.com
3
Ratings and Characteristics Curves
(TA = 25 °C unless otherwise specified)
Figure 1. Derating Curve Output Rectified Current
Figure 2. Maximum Non-Repetitive Peak Forward Surge Current
Per Leg
Figure 3. Typical Forward Characteristics Per Leg
Average Forward Output Current (A)
Temperature (°C)
050 100 150
0
2.0
4.0
6.0
8.0
Heatsink Mounting, TC
P.C.B. Mounting, TA
Number of Cycles at 60 Hz
Peak Forward Surge Current (A)
110 100
0
50
100
150
1.0 Cycle
TJ = TJ max.
single sine-wave
(JEDEC Method)
Instantaneous Forward Current (A)
Instantaneous Forward Voltage (V)
0.4 0.6 0.81.0 1.2 1.4 1.6
0.01
0.1
1
10
100
TJ = 25°C
Pulse Width = 300µs
1% Duty Cycle
Figure 4. Typical Reverse Leakage Characteristics Per Leg
Figure 5. Typical Junction Capacitance Per Leg
Figure 6. Typical Transient Thermal Impedance
Percent of Rated Peak Reverse Voltage (%)
Instantaneous Reverse Current (A)
020406080100
0.01
0.1
1
10
100
500
T
J
= 125°C
T
J
= 25°C
Junction Capacitance (pF)
Reverse Voltage (V)
0.1 110 100
10
100
1,000
TJ = 25°C
f = 1.0 MHz
Vsig = 50mVp-p
t, Heating Time (sec.)
Transient Thermal Impedance (°C/W)
0.010.1 110100
0.1
1
10
100
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4
Document Number 88614
23-Nov-04
VISHAY
GBU4A thru GBU4M
Vishay Semiconductors
Package Dimensions in Inches (millimeters)
0.125 (3.2) x 45o
CHAMFER
0.085 (2.16)
0.065 (1.65)
0.020 R (TYP.)
0.880 (22.3)
0.860 (21.8)
0.160 (4.1)
0.140 (3.5)
0.075
(1.9)R0.080
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)
9o
TYP
5o
TYP
0.085 (2.16)
0.075 (1.90)
0.026 (0.66)
0.020 (0.51)
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)
