genesicsemi.com

GBU4A thru GBU4G
Silicon Bridge
Rectifier
VRRM = 50 V - 1000 V
IF =4 A
Features
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
• Types up to 1000 V VRRM
• Ideal for printed circuit board
• High surge overload rating
• High temperature soldering guaranteed: 260⁰C/ 10
seconds, 0.375(9.5mm) lead length
• Glass passivated chip junction
• High case dielectric strength 1500 VRMS
GBU Package
Mechanical Data
Case: Molded plastic body over passivated junctions
Mounting position: Any
Terminals: Plated leads, solderable per MIL-STD-750
Method 2026 guaranteed
Maximum ratings, at Tj = 25 °C, unless otherwise specified
Conditions
GBU4A
GBU4B
GBU4D
GBU4G
Unit
VRRM
50
100
200
400
V
VRMS
35
70
140
280
V
Parameter
Symbol
Repetitive peak reverse voltage
RMS reverse voltage
DC blocking voltage
VDC
50
100
200
400
V
Continuous forward current
IF
TC ≤ 100 °C
4
4
4
4
A
Surge non-repetitive forward
current, Half Sine Wave
IF,SM
TC = 25 °C, tp = 8.3 ms
150
150
150
150
A
Operating temperature
Storage temperature
Tj
Tstg
-55 to 150
-55 to 150
-55 to 150
-55 to 150
-55 to 150
-55 to 150
-55 to 150
-55 to 150
°C
°C
Electrical characteristics, at Tj = 25 °C, unless otherwise specified
Parameter
Conditions
GBU4A
GBU4B
GBU4D
GBU4G
Unit
IF = 4 A, Tj = 25 °C
VR = 50 V, Tj = 25 °C
VR = 50 V, Tj = 125 °C
1.1
5
500
1.1
5
500
1.1
5
500
1.1
5
500
V
RthJA
22.0
22.0
22.0
22.0
RthJL
4.2
4.2
4.2
4.2
Symbol
Diode forward voltage
VF
Reverse current
IR
μA
Thermal characteristics
Thermal resistance, junction case
www.genesicsemi.com
1
°C/W
GBU4A thru GBU4G
www.genesicsemi.com
2