UNISONIC TECHNOLOGIES CO., LTD
US1M
Preliminary
DIODE
SURFACE MOUNT ULTRA FAST
RECTIFIER
DESCRIPTION
-
SMA
(JEDEC DO-214AC)
+
The UTC
US1M
is a surface mount ultra fast rectifier, it uses UTC’s
advanced technology to provide customers with ultra fast switching,
high forward surge current and low reverse leakage, etc.
The UTC
US1M
is suitable for surface mounted applications.
FEATURES
* Ultra fast switching for high efficiency
* Low reverse leakage
* High forward surge current capability
SYMBOL
ORDERING INFORMATION
Package
SMA
Pin Assignment
1
2
K
A
Packing
Tape Reel
Ordering Number
Lead Free
Halogen Free
US1ML-SMA-R
US1MG-SMA-R
Note: Pin Assignment: A: Anode
K: Cathode
MARKING INFORMATION
PACKAGE
MARKING
UTC
US1M
Date Code
L: Lead Free
G: Halogen Free
SMA
Cathode Band for
uni-directional Only
www.unisonic.com.tw
Copyright © 2014 Unisonic Technologies Co., Ltd
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QW-R601-224.a
US1M
Preliminary
DIODE
ABSOLUTE MAXIMUM RATINGS
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
SYMBOL
RATINGS
UNIT
Repetitive Peak Reverse Voltage
V
RRM
1000
V
RMS Voltage
V
RMS
700
V
DC Blocking Voltage
V
DC
1000
V
Average Forward Rectified Current at T
L
=55°C
I
(AV)
1.0
A
Peak Forward Surge Current 8.3ms Single Half
Sine-Wave Superimposed on Rated Load (JEDEC
I
FSM
30.0
A
Method)
Junction Temperature
T
J
-65~+150
°C
Storage Temperature
T
STG
-65~+150
°C
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
THERMAL DATA
SYMBOL
θ
JA
RATINGS
50
UNIT
°C/W
PARAMETER
Junction to Ambient (Note 3)
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
SYMBOL
TEST CONDITIONS
MIN TYP MAX UNIT
Instantaneous Forward Voltage
V
F
I
F
=1.0A
1.7
V
5.0
μA
T
A
=25°C
DC Reverse Current at Rated DC
I
R
Blocking Voltage
T
A
=100°C
50.0
μA
Reverse Recovery Time (Note 1)
t
rr
75
ns
Junction Capacitance (Note 2)
C
J
15.0
pF
Notes: 1. Reverse recovery condition I
F
=0.5A, I
R
=1.0A, Irr=0.25A.
2. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
3. P.C.B. mounted with 0.2x0.2” (5.0x5.0mm) copper pad areas.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
2 of 3
QW-R601-224.a
US1M
Preliminary
DIODE
UTC assumes no responsibility for equipment failures that result from using products at values that
exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or
other parameters) listed in products specifications of any and all UTC products described or contained
herein. UTC products are not designed for use in life support appliances, devices or systems where
malfunction of these products can be reasonably expected to result in personal injury. Reproduction in
whole or in part is prohibited without the prior written consent of the copyright owner. The information
presented in this document does not form part of any quotation or contract, is believed to be accurate
and reliable and may be changed without notice.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R601-224.a
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