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1.0AMP ULTRA FAST SURFACE MOUNT RECTIFIERS
US1A THRUUS1M
REVERSE VOLTAGE 50 TO 1000 VOLTS
FEATURES
. Low cost . Diffused junction . Low Leakage
. Low forward voltage drop . High current capability
. Easily cleaned with Freon. Alcohol. Lsopropanol and similar solvents
0.012(0.305)0.006(0.152)DO - 214AC(SMA)
0.071(1.80)0.055(1.40)
0.177(4.20)0.157(3.90)0.106(2.70)0.098(2.50) . The plastic material carries U/L recognition 94V-O
0.087(2.22)0.078(1.98)0.060(1.52)0.030(0.76)0.008(0.203)MAX0.222(5.65)0.196(4.98)MECHANICAL DATA
. Case: JEDEC DO - 214AC. molded plastic body . Terminals: Solder plated. Solderable per MIL - STD - 750. Method 2026
. Polarity: Color band denotes cathode . Weight: 0.075 grams . Mounting position: Any
inch ( mm )
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 ℃ ambient temperature unless otherwise specified.
Single phase. half wave. 60HZ. resistive or inductive load. For capacitive load. derate current by 20％
SYMBOLUS1AMaximum Recurrent Peak Reverse VoltageMaximum RMS VoltageMaximum DC Blocking VoltageMaximum Average Forward Rectified Current at TL = 110℃Peak Forward Surge Current8.3ms Single half-sine-wave superimposed on rated Tj = 125℃Maximum Forward Voltage at 1.0A DCMaximum Reverse Current TA = 25℃at Rated DC Blocking Voltage TA = 100℃Maximum reverse recovery time（Note 1）Typical Junction Capacitance ( Note ２ )Typical Thermal Resistance ( Note ３ )Operating Junction Temperature RangeStorage Temperature RangeVFIRtrrCjRQJATjTSTG50176055 to 15055 to 1501.010.050751.7VμAnspF℃/W℃℃IFSM30AVRRMVRMSVDCI(AV)503550US1B10070100US1D200140200US1G4002804001.0US1J600420600US1K800560800US1M10007001000UNITSVVVANOTE: 1. Reverse revovery condition IF=0.5A IR=1.0A Irr=0.25A.
2. Measured at 1.0MHZ and applied reverse voltage of 4.0V DC. 3. Thermal Resistance Junction to Ambient.
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US1A THRU US1M
FIG. 2 -- TYPICAL JUNCTION CAPACITANCE
100
FIG. 1 -- TYPICAL FORWARD CHARACTERISTIC
10
INSTANTANEOUS FORWARD CURRENT /3.01.0Pulse width=300us 1% duly cycle30
Tj = 25 ℃AMPERES0.4CAPACITANCE. PF1.810
0.10.0400.40.60.81.0Pulse Width = 300μS1 % Duly Cycle1.21.41.63.0
1.0
1.04.010100INSTANTANEOUS FORWARD VOLTAGE / VOLTS REVERSE VOLTAGE / VOLTS FIG. 3 -- FORWARD CURRENT DERATING CURVE
30AVERAGE FORWARD RECTIFIEDPEAK FORWARD SURGECURRENT AMPERES1.5
2520FIG. 4 -- PEAK FORWARD SURGE CURRENT
CURRENT AMPERESSingle Phase Half Wave 60HZResistive or Inductive Load1.0
Tj = 125 ℃8.3 ms Single Half Sing -Wave1510501.02.0100.50025507510012515017520020100AMBIENT TEMPERATURE / ℃NUMBER OF CYCLES AT 60HZ
FIG. 5 -- TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
50ΩN.1.
10ΩN.1.
( - )PULSE GENERATOR( NOTE 2 )1ΩN.1.OSCILLOSCOPE( NOTE )( + )1.0A0.5A
trr( + )50 Vdc(APPROX)( - )NOTES:D.U.T0
0.25A
1. RISE TIME = 7n SEC MAX. INPUT IMPEDANCE = 1 MEGOHM. 22PF2. RISE TIME = 10n SEC MAX. SOURCE IMPEDANCE = 50 OHM.
SET TIME BASE FOR 15 ns / cm
