US1AG
THRU
US1MG
Reverse Voltage - 50 to 1000 Volts
Forward Current - 1.0 Ampere
SURFACE MOUNT
ULTRA
FAST RECTIFIER
Features
The plastic package carries Underwriters Laboratory
Flammability Classification 94V-0
For surface mounted applications
Ultra fast switching for high efficiency
Low reverse leakage
Built-in strain relief,ideal for automated placement
0.067 (1.70)
0.051 (1.30)
DO-214AC/SMA
0.110(2.80)
0.094(2.40)
High forward surge current capability
High temperature soldering guaranteed
250 °C/10 seconds at terminals
0.096(2.42)
0.078(1.98)
0.177(4.50)
0.157(3.99)
0.012(0.305)
0.006(0.152)
Mechanical Data
Case
: JEDEC DO-214AC/SMA Molded plastic body
Terminals
: Solder plated, solderable per MIL-STD-750,Method 2026
Polarity
: Polarity symbol marking on body
Mounting Position
: Any
Weight
: 0.002 ounce, 0.055 grams
0.060(1.52)
0.030(0.76)
0.008(0.203)MAX.
0.208(5.30)
0.188(4.80)
Dimensions in inches and (millimeters)
Maximum Ratings And Electrical Characteristics
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%.
Parameter
SYMBOLS
US1AG US1BG US1DG US1GG US1JG US1KG US1MG
MDD
US1A
MDD
US1B
MDD
US1D
MDD
US1G
MDD
US1J
MDD
US1K
MDD
US1M
Marking Code
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
at TL=55
℃
Peak forward surge current
8.3ms single half sine-wave
superimposed onrated load (JEDEC Method)
Maximum instantaneous forward voltage at 1.0A
Maximum DC reverse current
at rated DCblocking voltage
Maximum reverse recovery time
T
A
=25℃
T
A
=125℃
(NOTE 1)
V
RMM
V
RMS
V
DC
I
(AV)
UNITS
V
V
V
A
50
35
50
100
70
100
200
140
200
400
280
400
1.0
600
420
600
800
560
800
1000
700
1000
I
FSM
V
F
I
R
trr
30
1.0
1.30
5.0
50.0
50
15.0
75.0
-55 to +150
1.65
A
V
μA
75
ns
pF
℃/W
℃
Typical junction capacitance (NOTE 2)
Typical thermal resistance (NOTE 3)
Operating junction and storage temperature range
C
J
R
JA
T
J
,
T
STG
Note:1.Reverse
recovery condition IF=0.5A,IR=1.0A,Irr=0.25A
2.P.C.B. mounted with 2.0x2.0”(5.0x5.0cm) copper pad areas.
3.Measured at 1MHz and applied reverse voltage of 4.0V D.C.
4.The
typical data above is for reference only.
DN:T19704A0
https://www.microdiode.com
Rev:2019A0
Page :1
US1AG
THRU
US1MG
Reverse Voltage - 50 to 1000 Volts
Forward Current - 1.0 Ampere
Ratings And Characteristic Curves
Fig.1 Forward Current Derating Curve
1.2
1.0
0.8
0.6
0.4
0.2
Single phase half-wave 60 Hz
resistive or inductive load
Fig.2 Typical Reverse Characteristics
Instaneous Reverse Current（
μ
A）
100
Average Forward Current (A)
T
J
=125°C
10
1.0
T
J
=25°C
0.1
00
20
40
60
80
100
120
140
0.0
25
50
75
100
125
150
175
Case Temperature (°C)
percent of Rated Peak Reverse Voltage (%)
Fig.3 Typical Forward Characteristics
Instaneous Forward Current (A)
Peak Forward Surge Current (A)
10
T
J
=25°C
Fig.4 Maximum Non-Repetitive Peak
Forward Surae Current
40
35
30
25
20
15
10
05
00
1
8.3 ms Single Half Sine Wave
(JEDEC Method)
1.0
US1A~US1D
0.1
US1G
US1J~US1M
0.01
0.001
0
0.5
1.0
1.5
2.0
2.5
10
100
Instaneous Forward Voltage (V)
Number of Cycles
The curve above is for reference only.
https://www.microdiode.com
Rev:2019A0
Page :2
US1AG
THRU
US1MG
Reverse Voltage - 50 to 1000 Volts
Forward Current - 1.0 Ampere
Packing information
P
0
P
1
d
E
F
B
W
unit:mm
Item
Carrier width
Carrier length
Carrier depth
Sprocket hole
13" Reel outside diameter
13" Reel inner diameter
7" Reel outside diameter
7" Reel inner diameter
Feed hole diameter
Sprocket hole position
Punch hole position
Punch hole pitch
Sprocket hole pitch
Embossment center
Overall tape thickness
Tape width
Reel width
Symbol
A
B
C
d
D
D
1
D
D
1
D
2
E
F
P
P
0
P
1
T
W
W
1
Tolerance
0.1
0.1
0.1
0.05
2.0
min
2.0
min
0.5
0.1
0.1
0.1
0.1
0.1
0.1
0.3
1.0
SMA
2.80
5.33
2.36
1.50
330.00
50.00
178.00
62.00
13.00
1.75
5.50
4.00
4.00
2.00
0.28
12.00
18.00
A
P
D
2
T
C
W
1
D
1
D
Note:Devices are packed in accor dance with EIA standar RS-481-A and specifications listed above.
Reel packing
PACKAGE
REEL SIZE
REEL
(pcs)
2,000
COMPONENT
SPACING
(m/m)
4.0
4.0
4.0
BOX
(pcs)
INNER
BOX
(m/m)
183*155*183
REEL
DIA,
(m/m)
178
330
330
CARTON
SIZE
(m/m)
382*356*392
CARTON
(pcs)
160,000
APPROX.
GROSS WEIGHT
(kg)
16.0
SMA
SMA
SMA
7"
4,000
10,000
15,000
11"
13"
5,000
7,500
290*290*38
335*335*38
310*310*360
350*330*360
80,000
120,000
11.0
14.5
Suggested Pad Layout
Symbol
A
B
C
D
E
Unit (mm)
1.68
1.52
3.90
2.41
5.45
Unit (inch)
0.066
0.060
0.154
0.095
0.215
Important Notice and Disclaimer
Microdiode Electronics (Jiangsu) reserves the right to make changes to this document and its products and
specifications at any time without notice. Customers should obtain and confirm the latest product information and
specifications before final design,purchase or use.
Microdiode Electronics (Jiangsu) makes no warranty, representation or guarantee regarding the suitability of its
products for any particular purpose, not does Microdiode Electronics (Jiangsu) assume any liability for application
assistance or customer product design. Microdiode Electronics (Jiangsu) does not warrant or accept any liability with
products which are purchased or used for any unintended or unauthorized application.
No license is granted by implication or otherwise under any intellectual property rights of Microdiode
Electronics (Jiangsu).
Microdiode Electronics (Jiangsu) products are not authorized for use as critical components in life support
devices or systems without express written approval of Microdiode Electronics (Jiangsu).
https://www.microdiode.com
Rev:2019A0
Page :3
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