HXY
US1AF-US1MF
ELECTRONICS CO.,LTD
High Efficient Rectifier Diodes
HUAXUANYANG
FEATURES
z
Average Forward Current:IF(AV) =1A
z
Polarity: Color band denotes cathode
SMAF
Package Marking and Ordering Information
Product ID
Pack
Marking
Qty(PCS)
SMAF
US1 F
*
10000
US1AF-US1MF
*
-
+
:From A-M
MAXIMUM RATINGS (Ta=25℃ unless otherwise noted)
US1
Item
Symbol Unit
Test Conditions
AF
BF
DF
GF
JF
KF
MF
Repetitive Peak Reverse Voltage
VRRM
V
50
100
200
400
600
800
1000
Maximum RMS Voltage
V RMS
V
35
70
140
280
420
560
700
Average Forward Current
IF(AV)
A
60Hz Half-sine wave,
Resistance load,T L=115 ℃
1.0
Surge(Non-repetitive)Forward
Current
IFSM
A
60Hz Half-sine wave,
1 cycle,Ta=25℃
30
Operation Junction and
Storage Temperature Range
TJ,TSTG
℃
-55 ~ +150
ELECTRICAL CHARACTERISTICS (Ta=25℃ unless otherwise specified)
US1
Item
Symbol
Unit
Peak Forward Voltage
VF
V
Maximum reverse
recovery time
trr
ns
Peak Reverse Current
Thermal
Resistance(Typical)
IRRM1
IRRM2
RθJ-A
μA
℃/ W
RθJ-L
Test Condition
IF =1.0A
BF
DF
1.0
IF=0.5A,IR=1.0A,Irr=0.25A
VRM=VRRM
AF
GF
1.3
50
JF
KF
MF
1.7
75
Ta =25℃
5
Ta =125℃
100
Between junction and ambient
75
Between junction and terminal
27
Notes:
Thermal resistance from junction to ambient and from junction to lead mounted on P.C.B. with 0.2" x 0.2" (5.0 mm x 5.0 mm) copper
pad areas
Shenzhen HuaXuanYang Electronics CO.,LTD
www.hxymos.com
HXY
US1AF-US1MF
ELECTRONICS CO.,LTD
High Efficient Rectifier Diodes
HUAXUANYANG
Typical Characteristics
FIG.2: MAXIMUM NON-REPETITIVE FORWARD URGE CURRENT
IFSM(A)
IO(A)
FIG.1: FORWARD CURRENT DERATING CURVE
1.0
35
30
0.8
8.3ms Single Half Sine Wave
JEDEC Method
25
0.6
20
0.4
15
10
0.2
Resistive or Inductive Load
P.C.B. Mounted on 0.2"×0.2"
(5.0mm×5.0mm)Copper Pad Areas
5
0
0
50
25
75
100
150
TL(℃)
125
0
1
2
IR(uA)
IF(A)
TJ=25
Pulse width=300us
1% Duty Cycle
10
US1GF
1.0
0.1
0.4
0.6
0.8
1.0
1.2
1.4
Tj=25℃
0.01
0
0.01
0.2
Tj=100℃
1.0
US1JF-MF
0.1
100
Tj=150℃
US1AF-DF
10
100
Number of Cycles
20
FIG.4 TYPICAL REVERSE CHARACTERISTICS
FIG.3: TYPICAL FORWARD CHARACTERISTICS
100
10
1.6
VF(V)
20
40
60
80
100
Voltage(%)
FIG.5: Diagram of circuit and Testing wave form of reverse recovery time
I
D
trr
IF
VR
IF
RL
t
0
I RR
IR
Shenzhen HuaXuanYang Electronics CO.,LTD
www.hxymos.com
HXY
US1AF-US1MF
ELECTRONICS CO.,LTD
High Efficient Rectifier Diodes
HUAXUANYANG
SMAF Package Outline Dimensions
.193(4.90)
.173(4.40)
.047(1.20)
.035(0.90)
.146(3.70)
.130(3.30)
.063(1.60)
.106(2.70) .051(1.30)
.094(2.40)
.007(0.18)
.005(0.12)
.051(1.30)
.031(0.80)
Dimensions in inches and (millimeters)
Shenzhen HuaXuanYang Electronics CO.,LTD
www.hxymos.com
HXY
US1AF-US1MF
ELECTRONICS CO.,LTD
High Efficient Rectifier Diodes
HUAXUANYANG
Attention
■ Any and all HUA XUAN YANG ELECTRONICS products described or contained herein do not have specifications that can handle
applications that require extremely high levels of reliability, such as life-support systems, aircraft's control systems, or other applications
whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your HUA XUAN YANG
ELECTRONICS representative nearest you before using any HUA XUAN YANG ELECTRONICS products described or contained herein
in such applications.
■ HUA XUAN YANG ELECTRONICS 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 HUA XUAN YANG ELECTRONICS products described or contained herein.
■ Specifications of any and all HUA XUAN YANG ELECTRONICS products described or contained herein stipulate the performance,
characteristics, and functions of the described products in the independent state, and are not guarantees of the performance,
characteristics, and functions of the described products as mounted in the customer’s products or equipment. To verify symptoms and
states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the
customer’s products or equipment.
■ HUA XUAN YANG ELECTRONICS CO.,LTD. strives to supply high-quality high-reliability products. However, any and all semiconductor
products fail with some probability. It is possible that these probabilistic failures could
give rise to accidents or events that could endanger human lives, that could give rise to smoke or fire, or that could cause damage to other
property. When designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. Such measures
include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design.
■ In the event that any or all HUA XUAN YANG ELECTRONICS products(including technical data, services) described or contained herein
are controlled under any of applicable local export control laws and regulations, such products must not be exported without obtaining the
export license from the authorities concerned in accordance with the above law.
■ No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including
photocopying and recording, or any information storage or retrieval system, or otherwise, without the prior written permission of HUA
XUAN YANG ELECTRONICS CO.,LTD.
■ Information (including circuit diagrams and circuit parameters) herein is for example only ; it is not guaranteed for volume production.
HUA XUAN YANG ELECTRONICS believes information herein is accurate and reliable, but no guarantees are made or implied regarding
its use or any infringements of intellectual property rights or other rights of third parties.
■ Any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc.
When designing equipment, refer to the "Delivery Specification" for the HUA XUAN YANG ELECTRONICS product that you intend to use.
Shenzhen HuaXuanYang Electronics CO.,LTD
www.hxymos.com
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