Fast Rectifiers. US1M Datasheet

US1M Rectifiers. Datasheet pdf. Equivalent


Part US1M
Description 1A Surface Mount Ultra Fast Rectifiers
Feature US1A THRU US1M 1A Surface Mount Ultra Fast Rectifiers ■ Features • Low profile surface mounted appl.
Manufacture CITC
Datasheet
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US1M
US1A THRU US1M
1A Surface Mount Ultra Fast Rectifiers
Features
Low profile surface mounted application in order to
optimize board space.
High current capability.
High surge capability.
• Ultrafast recovery time for high efficiency.
Glass passivated chip junction.
• Suffix "G" indicates Halogen free parts, ex. US1AG.
Lead-free parts meet environmental standards of
MIL-STD-19500 /228
Mechanical data
Epoxy:UL94-V0 rated flame retardant
Case : Molded plastic, DO-214AC / SMA
Terminals : Solder plated, solderable per
MIL-STD-750, Method 2026
Polarity : Indicated by cathode band
Weight : 0.002 ounce, 0.055 gram
Outline
SMA(DO-214AC)
0.06 7 (1.70 )
0.04 7 (1.20 )
Marking code
0.114 (2.90 )
0.08 3 (2.10 )
0.09 8 (2.50 )
0.06 7 (1.70 )
0.06 1 (1.55 )
0.03 0 (0.75 )
0.18 1 (4.60 )
0.15 7 (4.00 )
0.012 (0.3 0)
TYP.
0.22 4 (5.70 )
0.18 5 (4.70 )
0.008 (0.2 0)
0.004 (0.1 0)
Dimensions in inches and (millimeters)
Maximum ratings and electrical characteristics
Rating at 25OC ambient temperature unless otherwise specified. Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Parameter
Forward rectified current
Forward surge current
Reverse current
Storage temperature
Conditions
8.3ms single half sine-wave superimposed on
rate load (JEDEC method)
VR = VRRM TA = 25OC
VR = VRRM TA = 125OC
Symbol
IO
IFSM
IR
TSTG
MIN.
-55
TYP.
MAX.
1.0
30
5.0
100
+150
UNIT
A
A
uA
OC
Symbol
Marking code
Max.
repetitive peak
reverse voltage
VRRM (V)
US1A
US1A
50
US1B
US1B
100
US1D
US1D
200
US1G
US1G
400
US1J
US1J
600
US1K
US1K
800
US1M
US1M
Note : 1. IF = 0.5A, IR = 1.0A , IRR = 0.25A
1000
Max.
RMS voltage
VRMS (V)
35
70
140
280
420
560
700
Max. DC
blocking voltage
VR (V)
50
100
200
400
600
800
1000
Max.
forward voltage
@1A, TA = 25OC
VF (V)
1.0
1.40
1.70
Max.
reverse recovery
time(1)
Trr (ns)
Operating
temperature
TJ (OC)
50
-55 ~ +150
75
Document ID : DS-12H01
1 Issued Date : 2010/05/05
Revised Date : 2012/05/31
Revision : C



US1M
US1A THRU US1M
1A Surface Mount Ultra Fast Rectifiers
Rating and characteristic curves
FIG.1-TYPICAL FORWARD
CHARACTERISTICS
10
1.0
.1
TJ=25OC
Pulse Width 300us
1% Duty Cycle
.01
.001 .4
.6 .8 1.0 1.2 1.4 1.6
FORWARD VOLTAGE,(V)
1.8
FIG.3- TEST CIRCUIT DIAGRAM AND REVERSE
RECOVERY TIME CHARACTERISTICS
50Ω
NONINDUCTIVE
10Ω
NONINDUCTIVE
(+)
25Vdc
(approx.)
()
D.U.T.
1W
NON-
INDUCTIVE
OSCILLISCOPE
(NOTE 1)
()
PULSE
GENERATOR
(NOTE 2)
(+)
NOTES: 1. Rise Time= 7ns max., Input Impedance= 1 megohm.22pF.
2. Rise Time= 10ns max., Source Impedance= 50 ohms.
+0.5A
0
-0.25A
trr
|
|
|
|
|
|
|
|
-1.0A
1cm
SET TIME BASE FOR
50 / 10ns / cm
FIG.2-TYPICAL FORWARD CURRENT
DERATING CURVE
1.2
1.0
0.8
0.6
0.4 Single Phase
Half Wave 60Hz
0.2 Resistive Or Inductive Load
0
0 25 50 75 100 125 150 175
AMBIENT TEMPERATURE (OC)
FIG.4-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
30
24
18
TJ=25OC
8.3ms Single Half
12 Sine Wave
JEDEC method
6
0
1
5 10
50 100
NUMBER OF CYCLES AT 60Hz
FIG.5-TYPICAL JUNCTION CAPACITANCE
175
120
100
80
60
40
20
0
.01
.05 .1
.5 1
5
REVERSE VOLTAGE,(V)
10
50 100
Document ID : DS-12H01
2 Issued Date : 2010/05/05
Revised Date : 2012/05/31
Revision : C







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