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SURFACE MOUNT HIGH EFFICIENCY RECTIFIER
US1A THRU US1M
FEATURES
* * * * *
VOLTAGE RANGE CURRENT
50 to 1000 Volts 1.0 Ampere
DO-214AC(SMA)
Plastic package has underwrites laboratory flammability Classification 94V-0 Built-in strain relief, ideal for automated placement Glass passivated chip junction Fast switching for high efficiency High temperature soldering 260/10 second
MECHANICAL DATA
* * * * *
Case: JEDED DO-214AC molded plastic over glass passivated chip Terminals: Solder plated, solderable per MIL-STD-750, method 2026 Polarity: Color band denotes cathode end Weight: 0.002ounce, 0.064 gram
Dimensions in inches and (millimeters)
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%. SYMBOLS US1A US1B Maximum Repetitive Peak Reverse Voltage VRRM 50 100 Maximum RMS Voltage VRMS 35 70 Maximum DC Blocking Voltage VDC 50 100
Maximum Average Forward Rectified Current At TA=55 Peak Forward Surge Current 8.3ms single half sine wave superimposed on rated load (JEDEC Method) Maximum Instantaneous Forward Voltage per at 1.0A Maximum DC Reverse Current at rated TA = 25 DC Blocking Voltage TA = 125 Typical Reverse Recovery Time Test conditions IF =0.5A, IR =1.0A, IRR =0.25A Typical Junction Capacitance (Measured at 1.0MHz and applied reverse voltage of 4.0V) Typical Thermal Resistance (Note 1) Operating Junction Temperature Storage Temperature Range * * *
US1D 200 140 200
US1G 400 280 400 1.0 30
US1J 600 420 600
US1K 800 560 800
US1M 1000 700 1000
UNIT Volts Volts Volts Amps Amps
I(AV) IFSM VF IR trr CJ RJA RJL TJ TSTG 50 20 1.0
1.30 5.0 100
1.70
Volts A
100 15 88 28 (-55 to +150) (-55 to +150)
nS pF
/W
Notes: 1. Thermal resistance from Junction to ambient and from junction to lead mounted on P.C.B. with 0.2x0.2(5.0 x 5.0mm) copper pad areas.
E-mail: sales@cnmic.com
Web Site: www.cnmic.com
SURFACE MOUNT HIGH EFFICIENCY RECTIFIER
US1A THRU US1M
VOLTAGE RANGE CURRENT
50 to 1000 Volts 1.0 Ampere
RATING AND CHRACTERISTIC CURVES US1A THRU US1M
FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT,
1.2
FIG.2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE
1.0
30
0.8
CURRENT, (A)
8.3ms Single H alf Sine-W ave (JEDEC M ethod) T= T jm ax 20
(A)
0.6
0.4
Single Phase Half W ave 60 Hz Resistive or Inductive Lo ad 0.37 5(9.5m m) Lead Length
10
0.2
0 0 25 50 55 75 100 125 150 175 0 1
1 C ycle 2 4 6 8 40 60 100
10
20
AMBIENT TEMPERATURE, ( C) FIG .3-TYPICAL INSTANTANEO US FO RWARD CHARACTERISTICS
100
NUMBER OF CYCLES AT 60 Hz
FIG .4-TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT,
100
INSTANTANEOUS FORWARD CURRENT,
10
50 /1 0 0/ 2 00 0- 4 V 00 V
0V 60
-1 0
0V
30
10
0V
1.0
(A)
(A)
80
TJ =100 C
1.0
0.1
TJ =25
TJ =25 C Pulse W idth=300us 1% D uty C ycle
0.01 0 .4 0.6 0.8 1.0 1.2 1.4 1 .6 1.8
0.1 0 20 40 60 80 100 120 140
INSTANTANEO US FORWARD VOLTAGE,(V) FIG.5-TYPICAL JUNCTION CAPACITANCE
1000
PERCENT O F RATED PEAK REVERSE VO LTAGE,(%)
JUNCTION CAPACITANCE,(pF)
F1G .6-TES T CIRCUIT DIAG RAM A ND RE VE RSE RECO VE RY TIME CHARA CTERISTIC
T rr
US
US
1A
50 10 NON IND U CTIVE N O NIN DU C TIVE
+0.5A
(-)
-U S
1G
(+) 25 Vdc (approx.) (-) D .U .T.
100
1 J -U
S 1M
PULSE G EN ER ATIOR (N OTE 2) (+) OSCILLO S CO PE (N O TE 1)
0 -0.25A
T J =25 C f=1M Hz Vsig=50m Vp-p
1 NO N IN D UC TIVE
-1.0A
1cm
10 0.1 1.0 10 100
REVERSE VOLTAGE,(V)
NOTES : 1.Rise Time=7ns mas. Input Impedance= 1 magohm. 22pF 2.Rise time=10ns max. Source Impedance= 50 ohms
SE T TIM E B AS E FOR 50/100ns/cm
E-mail: sales@cnmic.com
Web Site: www.cnmic.com

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