Document
Surface Mount Ultra Fast Rectifiers
Features:
* For Surface Mount Application * Glass Passivated Chip * Low Reverse Leakage Current * Low Forward Voltage Drop And High Current Capability * Ultra Fast Switching For High Efficiency * Plastic Meterial Has UL Flammability Classification 94V-0
US2A Thru US2M
REVERSE VOLTAGE 50 TO 1000 VOLTS
FORWARD CURRENT 2.0 AMPERE
Mechanical Data
* Case : Molded Plastic * Terminals: Solder Plated Terminal-Solderable per MIL-STD-202, Method 208 * Polarity :Indicated by cathode band * Weight : 0.003 Ounce ,0.093 grams
SMB(DO-214AA)
SMB Outline Dimension
Unit:mm
Dim A B C D E
G H J
SMB
Min
3.30 4.06 1.96 0.15 5.00 0.10 0.76 2.00
Max
3.94 4.80 2.21 0.31 5.59 0.20 1.52 2.62
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US2A Thru US2M
Maximum Ratings and Electrical Characteristics
Rating 25 C Ambient Temperature Unless Otherwise Specified. Single Phase Half Wave, 60Hz , Resistive or Inductive Load. For Capacitive Load, Derate Current by 20%.
Characteristics
Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current @TT =75 C Peak Forward Surge Current, 8.3 ms Single Half Sine-Wave Superimposed on Rated Load (JEDEC Method) Maximum Instantaneous At 2.0A DC Maximum DC Reverse Current @TA=25 C At Rated DC Blocking Voltage @TA=100 C Maximun Reverse Recocery Time(Note1) Typical Junction Capacitance (Note 2) Typical Thermal Resistance (Note 3) Operating Temperature Range Storage Temperature Range
Symbol US2A US2B US2D US2G US2J US2K US2M Unit
VRRM VRMS
50 100 200 400 600 800 1000
35 70 140 280 420 560 700 V
VDC 50 100 200 400 600 800 1000
IF(AV) 2.0 A
IFSM
VF
IR
Trr CJ R JT TJ TSTG
50
1.0 1.30 1.70
5.0 350 50
25
100
25 -55 to+150
-55 to+150
A
V uA
ns PF C/W
C C
NOTES:1.Reverse Recovery Test Conditions: IF=0.5A,IR=1.0A, I RR=0.25A. 2.Measured at 1.0MHz applied reverse voltage of 4.0V DC. 3.Unit Mounted on PC board with 5.0 mm2(0.03mm thick) land areas.
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US2A thru US2M
IO , AV ERAGE FOR WARD CURRENT (A)
I FSM , PEAK FOR WARD SURGE CURRENT (A)
0.75 2.0 1.6
1.2 0.8 0.4
0 25
50 75
100 125 150 175
T T, TERMINAL TEMPERA TURE (°C)
FIG.1 Forward Current Deration Curve
60
Single Half-Sine-W ave (JEDEC Method)
50
40 30 20
10
0 1 10 100 NUMBER OF C YCLES AT 60Hz
FIG.3 Forward Surge Current Derating Curve
+0.5A
trr
0A -0.25A
IR ,INSTANTANEOUS REVERSE CURRENT(uA)
I F , INST ANT ANEOUS FOR WARD CURRENT (A)
10
US2A - US2D
US2G
US2J - US2M
1.0
0.1
0.01
0
0.4 0.8
1.2
1.6 2.0
V F , INSTANTANEOUS FORWARD V OLTAGE (V)
FIG.2 Tpical Forward Characteristics
1000
100 10
Tj = 100°C
1.0
Tj = 25°C
0.1
0.01 0
20 40 60
80 100 120 140
PERCENT OF R AT ED PEAK REVERSE V OL TAGE (%)
FIG.4 Tpical Reverse Characteristics
(+)
50V DC Approx (-)
Device Under Test
Oscilloscope (Note 1)
(-)
Pulse Generator (Note 2)
(+)
-1.0A
Set time base for 50/100 ns/cm
FIG.5 Rverse Recover Time Characteristics and Test Circuit
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