creat by ART
US1A - US1M
1.0AMP. High Efficient Surface Mount Rectifiers
SMA/DO-214AC
Features
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
High temperature soldering guaranteed:
260℃/10 seconds on terminals
Plastic material used carries Underwriters
Laboratory Classification 94V-0
Green compound with suffix "G" on packing
code & prefix "G" on datecode
Mechanical Data
Case: Molded plastic
Terminals: Solder plated, solderable per
MIL-STD-750, Method 2026
Polarity: Indicated by cathode band
Weight: 0.064 grams
Ordering Information (example)
Part No.
US1A
Package
SMA
Packing
1.8K / 7" REEL
Packing code
R3
Packing code
(Green)
R3G
Maximum Ratings and Electrical Characteristics
Rating at 25
℃
ambient temperature unless otherwise specified.
Parameter
Maximum Repetitive Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
Peak Forward Surge Current, 8.3 ms Single Half Sine-wave
Superimposed on Rated Load (JEDEC method)
Maximum Instantaneous Forward Voltage (Note 1)
@1A
Maximum Reverse Current @ Rated VR
T
A
=25
℃
T
A
=125
℃
Symbol US1A US1B US1D US1G
V
RRM
V
RMS
V
DC
I
F(AV)
I
FSM
V
F
I
R
Trr
Cj
US1J
600
420
600
US1K US1M
800
560
800
1000
700
1000
Unit
V
V
V
A
A
50
35
50
100
70
100
200
140
200
400
280
400
1
30
1.0
5
150
50
15
75
27
- 55 to + 150
- 55 to + 150
1.7
V
uA
Maximum Reverse Recovery Time (Note 2)
Typical Junction Capacitance (Note 3)
Typical Thermal Resistance
Operating Temperature Range
Storage Temperature Range
Note 1: Pulse Test with PW=300 usec, 1% Duty Cycle
75
10
O
nS
pF
C/W
O
O
R
θjA
R
θjL
T
J
T
STG
C
C
Note 2: Reverse Recovery Test Conditions: IF=0.5A, IR=1.0A, IRR=0.25A
Note 3: Measured at 1 MHz and Applied Reverse Voltage of 4.0V D.C.
Version:I13
RATINGS AND CHARACTERISTIC CURVES (US1A THRU US1M)
FIG.1 MAXIMUM FORWARD CURRENT DERATING
CURVE
RESISTIVE OR
INDUCTIVE LOAD
FIG. 2 MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
8.3mS Single Half Sine Wave
JEDEC Method
TA=25℃
30
20
10
PEAK FORWARD SURGE
CURRENT (A)
175
1.5
AVERAGE FORWARD CURRENT (A)
50
40
1
0.5
0
0
25
50
75
100
125
o
C)
LEAD TEMPERATURE (
150
0
1
10
NUMBER OF CYCLES AT 60 Hz
FIG. 4 TYPICAL REVERSE CHARACTERISTICS
100
INSTANTANEOUS FORWARD CURRENT
(A)
10
FIG. 3 TYPICAL FORWARD CHARACTERISTICS
TA=25℃
US1A-US1G
INSTANTANEOUS REVERSE CURRENT (uA)
100
TA=100℃
10
1
1
TA=25℃
0.1
US1J-US1M
PULSE WIDTH=300uS
0.4
0.6
0.8
1
1.2
1.4
1.6
FORWARD VOLTAGE (V)
1.8
2
0.1
0.01
0
20
40
60
80
100
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
FIG. 6 TYPICAL TRANSIENT THERMAL IMPEDANCE
100
FIG. 5 TYPICAL JUNCTION CAPACITANCE
TRANSIENT THERMAL IMPEDANCE
A
(℃/W)
100
US1A-US1G
CAPACITANCE (pF)
TA=25℃
f=1.0MHz
Vsig=50mVp-p
10
10
US1J-US1M
1
1
0.1
1
10
100
REVERSE VOLTAGE (V)
0.1
0.01
0.1
1
T-PULSE DURATION(s)
10
100
Version:I13
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