creat by ART
Glass passivated chip junction
For surface mounted application
Low profile package
Built-in strain relief
Ideal for automated placement
Easy pick and place
Ultrafast recovery time for high efficiency
Low forward voltage, low power loss
US1X = Specific Device Code
G = Green Compound
Y = Year
WW = Work Week
Maximum Ratings and Electrical Characteristics
Rating at 25 ℃ ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Symbol US1A US1B US1D US1G US1J US1K US1M Unit
VRRM 50 100 200 400 600 800 1000 V
VRMS 35 70 140 280 420 560 700 V
VDC 50 100 200 400 600 800 1000 V
Trr nS
Cj pF
TJOC
TSTG OC
30 A
High temperature soldering guaranteed:
260℃/10 seconds on terminals
15 10
Type Number
Note 1: Pulse Test with PW=300 usec, 1% Duty Cycle
Maximum RMS Voltage
Maximum DC Blocking Voltage
US1A - US1M
1.0AMP. High Efficient Surface Mount Rectifiers
Marking Diagram
SMA/DO-214AC
Dimensions in inches and (millimeters)
IF(AV) 1A
Weight: 0.064 grams
Features
Polarity: Indicated by cathode band
Note 3: Measured at 1 MHz and Applied Reverse Voltage of 4.0V D.C.
Operating Temperature Range
Storage Temperature Range - 55 to + 150
Typical Thermal Resistance
Version:G11
- 55 to + 150
Typical Junction Capacitance (Note 3)
Note 2: Reverse Recovery Test Conditions: IF=0.5A, IR=1.0A, IRR=0.25A
RθjA
RθjL
75
27
OC/W
Maximum Reverse Recovery Time (Note 2)
Maximum Reverse Current @ Rated VR TA=25 ℃
T A=125 ℃IR
Maximum Repetitive Peak Reverse Voltage
Maximum Instantaneous Forward Voltage (Note 1)
@ 1 A VF
Maximum Average Forward Rectified Current
Peak Forward Surge Current, 8.3 ms Single Half Sine-
wave Superimposed on Rated Load (JEDEC method) IFSM
Plastic material used carries Underwriters
Laboratory Classification 94V-0
Case: Molded plastic
Terminals: Solder plated, solderable per
MIL-STD-750, Method 2026
Mechanical Data
Green compound with suffix "G" on packing
code & prefix "G" on datecode
1.7 V
50 75
5
150 uA
1.0
Pb
RoHS
COMPLIANCE
RoHS
COMPLIANCE
Version:G11
RATINGS AND CHARACTERISTIC CURVES (US1A THRU US1M)
FIG.1 MAXIMUM FORWARD CURRENT DERATING
CURVE
0
0.5
1
1.5
0 25 50 75 100 125 150 175
LEAD TEMPERATURE (oC)
AVERAGE FORWARD
CURRENT (A)
RESISTIVE OR
INDUCTIVE
FIG. 2 MAXIMUM NON-REPETITIVE FORWARD SURGE
CURRENT
0
10
20
30
40
50
1 10 100
NUMBER OF CYCLES AT 60 Hz
PEAK FORWARD SURGE A
CURRENT (A)
8.3mS Single Half Sine Wave
JEDEC Method
FIG. 4 TYPICAL REVERSE CHARACTERISTICS
0.01
0.1
1
10
100
0 20406080100
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
INSTANTANEOUS REVERSE CURRENT (uA)
TA=25℃
TA=100℃
FIG. 5 TYPICAL JUNCTION CAPACITANCE
1
10
100
0.1 1 10 100
REVERSE VOLTAGE (V)
CAPACITANCE (pF)
TA=25℃
f=1.0MHz
Vsig=50mVp-p
US1A-US1G
US1J-US1M
FIG. 3 TYPICAL FORWARD CHARACTERISRICS
0.001
0.01
0.1
1
10
0.4 0.6 0.8 1 1.2 1.4 1.6 1.8
FORWARD VOLTAGE (V)
INSTANTANEOUS FORWARD CURRENT
(A)
US1J-US1M
US1A-US1G
PULSE WIDTH=300uS
1% DUTY CYCLE
FIG. 6 TYPICAL TRANSIENT THERMAL IMPEDANCE
0.1
1
10
100
0.01 0.1 1 10 100
T-PULSE DURATION(s)
TRANSIENT THERMAL IMPEDANCE A
(℃/W)
