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  Datasheet File OCR Text:
 SHINDENGEN
General Purpose Rectifiers
UL Bridges
U4SB20
200V 4A
FEATURES *oe Single In-Line Package Thin *oe Recognized UL (UL File No.E142422) *oe High IFSM *oe Applicable to Automatic Insertion APPLICATION
OUTLINE DIMENSIONS
Case : 3S Case : 3S (Unit : mm)
*oe power supply Switching
*oe Home Appliances, Office Equipment *oe Telecommunication, Factory Automation
RATINGS
*oeAbsolute Maximum Ratings (If not specified Tc=25*Z) Item Symbol Conditions Ratings Unit Tstg -40*150 *Z Storage Temperature Tj 150 *Z Operating Junction Temperature V 200 V Maximum Reverse Voltage RM Average Rectified ForwardICurrent sine wave, R-load With heatsink Tc=108*Z 4 A O 50Hz 50Hz sine wave, R-load*@ Without heatsink Ta=25*Z 2.3 I 1 A Peak Surge Forward Current 50Hz sine wave, Non-repetitive 1cycle peak value, Tj=25*Z20 FSM I2 1ms*...t*10ms*@Tj=25*Z t 60 A2 s Current Squared Time Dielectric Strength Vdis Terminals to case, AC 1 minute 2 kV N Mounting Torque TOR * ecommended torque : 0.5Nm*j R i 0.8 m *oeElectrical Characteristics (If not specified Tc=25*Z) Item Symbol Conditions V I =2A, Pulse measurement, Rating of per diode Forward Voltage F F IR V=V , Pulse measurement, Rating of per diode Reverse Current R RM AEjcjunction to case With heatsink AEjljunction to lead *@ Without heatsink Thermal Resistance AEjajunction to ambient Without heatsink Ratings Unit Max.1.05 V Max.10 EA Max.5.5 Max.6 *Z/W Max.30
Copyright & Copy;2000 Shindengen Electric Mfg.Co.Ltd
U4SBx
Forward Voltage
10
Forward Current IF [A]
Tc=150C [TYP]
Tc=25C [TYP]
1
Pulse measurement per diode
0.1 0.4
0.5
0.6
0.7
0.8
0.9
1
1.1
1.2
Forward Voltage VF [V]
U4SBx
10
Forward Power Dissipation
Forward Power Dissipation PF [W]
8
SIN
6
4
2
0
0
1
2
3
4
5
Average Rectified Forward Current IO [A]
Tj= 150C Sine wave
U4SBx
7
Derating Curve
Heatsink Tc Tc
Average Rectified Forward Current IO [A]
SIN 6
5
4
3
2
1
0
80
90
100
110
120
130
140
150
160
Case Temperature Tc [C]
Sine wave R-load with heatsink
U4SBx
3.2
Derating Curve
Average Rectified Forward Current IO [A]
2.8 2.4 2 1.6 1.2 0.8 0.4 0 SIN
PCB Glass-epoxy substrate Soldering land 5mm
0
20
40
60
80
100
120
140
160
Ambient Temperature Ta [C]
Sine wave R-load Free in air
U4SBx
200
Peak Surge Forward Capability
IFSM
10ms 10ms
1 cycle
Peak Surge Forward Current IFSM [A]
150
non-repetitive, sine wave, Tj=25C before surge current is applied
100
50
0
1
2
5
10
20
50
100
Number of Cycles [cycles]


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