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What is UG4B?

This electronic component, produced by the manufacturer "SEMTECH", performs the same function as "ULTRAFAST EFFICIENT PLASTIC RECTIFIER".


UG4B Datasheet PDF - SEMTECH

Part Number UG4B
Description ULTRAFAST EFFICIENT PLASTIC RECTIFIER
Manufacturers SEMTECH 
Logo SEMTECH Logo 


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UG4A THRU UG4D
ULTRAFAST EFFICIENT PLASTIC RECTIFIER
Reverse Voltage – 50 to 200 V
Forward Current – 4 A
Features
Ultrafast recovery time for high efficiency
Soft recovery characteristics
Excellent high temperature switching
Glass passivated junction
Mechanical Data
Case: Molded plastic, DO-201AD
Terminals: Plated axial leads, solderable per
MIL-STD-750, method 2026
Polarity: Color band denotes cathode end
Mounting position: Any
DO-201AD
0.052(1.32)
0.048(1.22)
0.210(5.3)
0.190(4.8)
1.0 (25.4) MIN.
0.375(9.5)
0.285(7.2)
1.0 (25.4) MIN.
Dimensions in inches and (millimeters)
Absolute Maximum Ratings and Characteristics
Ratings at 25 OC ambient temperature unless otherwise specified.
Parameter
Symbols UG4A UG4B UG4C UG4D Units
Maximum Repetitive Peak Reverse Voltage
VRRM 50 100 150 200 V
Maximum RMS Voltage
VRMS
35
70 105 140 V
Maximum DC Blocking Voltage
VDC 50 100 150 200 V
Maximum Average Forward Rectified Current
0.375"(9.5 mm) Lead Length at TL = 75 OC
I(AV)
4
A
Peak Forward Surge Current, 8.3 ms Single Half-sine-wave
Superimposed on rated load (JEDEC method) at TL = 75 OC
IFSM
150
A
Maximum Forward Voltage at 4 A
VF 0.95 V
Maximum Reverse Current
TA = 25 OC
at Rated DC Blocking Voltage
TA = 100 OC
Maximum Reverse Recovery Time 1)
Maximum Reverse Recovery Time 2)
Maximum Recovered stored charge Time 2)
Typical Junction Capacitance 3)
TJ = 25 OC
TJ = 100 OC
TJ = 25 OC
TJ = 100 OC
Typical Thermal Resistance 4)
IR
trr
trr
Qrr
CJ
RθJA
5
300
µA
20 ns
30
50
ns
15
30
nC
20 pF
25 OC/W
Operating Junction and Storage Temperature Range
TJ, Tstg
-55 to +150
OC
1) Reverse recovery test conditions: IF = 0.5 A, IR = 1 A, Irr = 0.25 A.
2) trr and Qrr measured at tester: IF = 4 A, VR = 30 V, di/dt = 50 A/µs, Irr = 10% IRM for measurement of trr.
3) Measured at 1 MHz and applied reverse voltage of 4 V.
4) Thermal resistance from junction to ambient at 0.375" (9.5 mm) lead length.
SEMTECH ELECTRONICS LTD.
(Subsidiary of Semtech International Holdings Limited, a company
listed on the Hong Kong Stock Exchange, Stock Code: 724)
R
Dated : 26/04/2006 C


Part Details

On this page, you can learn information such as the schematic, equivalent, pinout, replacement, circuit, and manual for UG4B electronic component.


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