GBU4A ~ GBU4M SILICON BRIDGE RECTIFIERS
PRV : 50 - 1000 Volts
Io : 4.0 Amperes
FEATURES :
* High current capability
* High surge current capability
* High reliability
* Low reverse current
* Low forward voltage drop
* Ideal for printed circuit board
* Very good heat dissipation
MECHANICAL DATA :
* Case : Reliable low cost construction
utilizing molded plastic technique
* Terminals : Plated lead solderable per
MIL-STD-705, Method 2026
* Polarity : Polarity symbols marked on case
* Mounting position : Any
* Weight : 4.0 grams
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25
°
C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
SYMBOL GBU
4A GBU
4B GBU
4D GBU
4G GBU
4J GBU
4K GBU
4M UNIT
Maximum Recurrent 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 VR50 100 200 400 600 800 1000 V
Maximum Average Forward Rectified Current Tc = 100°CIF(AV) 4.0 A
Maximum Peak Forward Surge Current
( 50 Hz, Half-cycle, Sinwave, Single Shot )
Maximum Instantaneous Forward Voltage drop
per leg at IF = 4.0 A
Maximum DC Reverse Current Tj = 25 °CIR5.0 µA
at Rated DC Blocking Voltage Tj = 100 °CIR(H) 500 µA
Typical junction Capacitance per leg (Note 3) Cj 101 46 pF
Typical Thermal Resistance, Junction to Case (Note 1) RθJC 2.5 °C/W
Typical Thermal Resistance, Junction to Ambient (Note 2) RθJA 22 °C/W
Operating Junction and Storage Temperature Range Tj , TSTG - 55 to + 150 °C
Notes : 1. Unit case mounted on 1.6"x1.6"x0.06" THK (4.0x4.0x0.15cm) Al. Plate.
2. Units mounted on P.C. Board with 0.5"x0.5" (12mmx15mm) copper pads and 0.375"(9.5mm) lead lengths.
3. Measured at 1.0 MHz and applied reverse voltage of 4.0 volts.
Page 1 of 2 Rev. 02 : March 25, 2005
RATING
VF1.0 V
IFSM 80 A
CHAMFER
0.210 (5.33)
0.190 (4.83)
Dimensions in inches and (millimeters)
0.075 (1.9)
0.060 (1.5)
0.050 (1.27)
0.040 (1.02)
~
~
+
0.383(9.7)
0.367(9.3)
0.880 (22.3)
0.860 (21.8)
0.125(3.2)x45°
0.720 (18.29)
0.680 (17.27)
0.740(18.8)
0.720(18.3)
0.140 (3.56)
0.130 (3.30)
0.022 (0.56)
0.018 (0.46)
0.080(2.03)
0.060(1.52)
0.160 (4.1)
0.140 (3.5)
* Pb / RoHS Free
RATING AND CHARACTERISTIC CURVES ( GBU4A THRU GBU4M )
FIG.1 - DERATING CURVE FOR OUTPUT FIG.2 - MAXIMUM NON-REPETITIVE PEAK
RECTIFIED CURRENT FORWARD SURGE CURRENT
PER BRIDGE ELEMENT
025 50 75 100 125 150 175
CASE TEMPERATURE, ( °C) NUMBER OF CYCLES AT 60Hz
FIG.3 - TYPICAL FORWARD CHARACTERISTICS FIG.4 - TYPICAL REVERSE CHARACTERISTICS
PER BRIDGE ELEMENT PER BRIDGE ELEMENT
FORWARD VOLTAGE, VOLTS
Page 2 of 2 Rev. 02 : March 25, 2005
4.0
3.0
2.0
1.0
100
10
1.0
120
00
90
60
30
0.1
10
80
0.01 0.01
1.0
0.1
100 140020 40 60 120
PERCENT OF RATED REVERSE
VOLTAGE, (%)
PEAK FORWARD SURGE
CURRENT, AMPERES
AVERAGE FORWARD OUTPUT
CURRENT, AMPERES
FORWARD CURRENT, AMPERES
INSTANTANEOUS REVERSE
CURRENT, MICROAMPERES
TJ = 25 °C
PULSE WIDTH = 300µs
2% Duty Cycle
TJ = 150 °C
Ta = 125 °C
Ta = 25 °C
5.0 150
10
20
60
1
2
4
6
40
100
1.2 1.4 1.80.4 0.6 0.8 1.0 1.6
100
Single Sine Wave
(JEDEC Method)
HEAT-SINK MOUNTING
1.6"X1.6"X0.06"
(4.0X4.0X0.15CM)Al. PLATE