US1JDFQ / US1MDFQ
Document number: DS38447 Rev. 2 - 2
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May 2016
© Diodes Incorporated
US1JDFQ / US1MDFQ
NEW PROD U C T
1.0A SURFACE MOUNT ULTRA-FAST RECTIFIER
Product Summary (@TA = +25°C)
VRRM (V)
IO (A)
VF(MAX) (V)
IR(MAX) (µA)
600, 1000
1
1.7
5
Description and Applications
The US1JDFQ and US1MDFQ are rectifiers packaged in the low
profile D-FLAT package. Providing ultra-fast recovery time for high
efficiency, this device is ideal for use in applications such as:
Reverse Protection
Switching
Blocking
Features and Benefits
Glass Passivated Die Construction
Ultra-Fast Recovery Time for High Efficiency
Surge Overload Rating to 30A Peak
High Current Capability
Low Profile Design, Package Height Less than 1.1mm
Lead-Free Finish; RoHS Compliant (Notes 1 & 2)
Halogen and Antimony Free. “Green” Device (Note 3)
Qualified to AEC-Q101 Standards for High Reliability
PPAP Capable (Note 4)
Mechanical Data
Case: D-FLAT
Case Material: Molded Plastic, “Green” Molding Compound. UL
Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminals: Finish - Matte Tin Annealed over Copper Leadframe.
Solderable per MIL-STD-202, Method 208
Polarity: Cathode Band
Weight: 0.035 grams (Approximate)
Ordering Information (Note 5)
Part Number
Qualification
Case
Packaging
US1JDFQ-13
Automotive
D-FLAT
10,000/Tape & Reel
US1MDFQ-13
Automotive
D-FLAT
10,000/Tape & Reel
Notes: 1. EU Directive 2002/95/EC (RoHS) & 2011/65/EU (RoHS 2) compliant. All applicable RoHS exemptions applied.
2. See http://www.diodes.com/quality/lead_free.html for more information about Diodes Incorporated’s definitions of Halogen- and Antimony-free, "Green"
and Lead-free.
3. Halogen- and Antimony-free "Green” products are defined as those which contain <900ppm bromine, <900ppm chlorine (<1500ppm total Br + Cl) and
<1000ppm antimony compounds.
4. Automotive products are AEC-Q101 qualified and are PPAP capable. Refer to http://www.diodes.com/product_compliance_definitions.html.
5. For packaging details, go to our website at http://www.diodes.com/products/packages.html.
Marking Information
Green
Top View
D-FLAT
U1J or U1M = Product Type Marking Code
= Manufacturers’ Code Marking
YWW = Date Code Marking
Y = Last Digit of Year (ex: 6 for 2016)
WW = Week Code (01 to 53)
AB = Foundry and Assembly Code
US1JDFQ / US1MDFQ
Document number: DS38447 Rev. 2 - 2
2 of 5
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May 2016
© Diodes Incorporated
US1JDFQ / US1MDFQ
NEW PROD U C T
Maximum Ratings (@TA = +25°C, unless otherwise specified.)
Single phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic
Symbol
US1JDFQ
US1MDFQ
Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
VRRM
VRWM
VR
600
1000
V
RMS Reverse Voltage
VR(RMS)
420
700
V
Average Rectified Output Current @TT = +25°C
IO
1.0
A
Non-Repetitive Peak Forward Surge Current 8.3ms
Single Half Sine-Wave Superimposed on Rated Load
IFSM
30
A
Thermal Characteristics
Characteristic
Symbol
Value
Unit
Typical Thermal Resistance, Junction to Terminal (Note 8)
RJT
44
°C/W
Typical Thermal Resistance, Junction to Ambient (Note 8)
RJA
80
°C/W
Operating and Storage Temperature Range
TJ, TSTG
-55 to +150
°C
Electrical Characteristics (@TA = +25°C, unless otherwise specified.)
Characteristic
Symbol
US1JDFQ
US1MDFQ
Unit
Minimum Reverse Breakdown Voltage (Note 6) @IR = 5μA
V(BR)R
600
1000
V
Maximum Forward Voltage Drop @IF = 1.0A
VF
1.7
V
Peak Reverse Current @TA = +25°C
at Rated DC Blocking Voltage (Note 6) @TA = +100°C
IR
5.0
100
μA
Maximum Reverse Recovery Time (Note 7)
tRR
75
ns
Typical Total Capacitance (Note 10)
CT
10
pF
Notes: 6. Short duration pulse test used to minimize self-heating effect.
7. Measured with IF = 0.5A, IR = 1.0A, IRR = 0.25A. See Figure 7.
8. Device mounted on FR-4 substrate, 1" * 1", 2oz, single-sided, PC boards with 0.1" * 0.15" copper pads.
9. Device mounted on FR-4 substrate, 0.4" * 0.5", 2oz, single-sided, PC boards with 0.2" * 0.25" copper pads.
10. Measured at 1.0MHz and applied reverse voltage of 4.0V DC.
I , DC FORWARD CURRENT (A)
F
Figure 1 Forward Current Derating
T , AMBIENT TEMPERATURE (°C)
A
0
0.20
0.40
0.60
0.80
1
1.20
25 50 75 100 125 150
Note 9
Note 8
0
IF(DC), DC FORWARD CURRENT (A)
I , INSTANTANEOUS FORWARD CURRENT (A)
F
Figure 2 Typical Forward Characteristics
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
001.
01.
1
10
05.10.15.20.25.30.
T = -55°C
A
T = 150°C
A
T = 25°C
A
T = 85°C
A
T = 100°C
A
T = 125°C
A
US1JDFQ / US1MDFQ
Document number: DS38447 Rev. 2 - 2
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May 2016
© Diodes Incorporated
US1JDFQ / US1MDFQ
NEW PROD U C T
Figure 5 Total Capacitance
V , DC REVERSE VOLTAGE (V)
R
C , TOTAL CAPACITANCE (pF)
T
0
5
10
15
20
0 1 10 100
I AVERAGE FORWARD CURRENT (A)
F(AV)
Figure 6 Forward Power Dissipation
PF , Average Forward Power Dissipation (W)
(av)
0
0.2
0.4
0.6
0.8
1
1.2
0 0.2 0.4 0.6 0.8 1 1.2
T = 150°C
J
Note 8
0
10
20
30
40
110 100
I , PEAK FORWARD SURGE CURRENT (A)
FSM
NUMBER OF CYCLES AT 60Hz
Fig. 3 Forward Surge Current Derating Curve
I , INSTANTANEOUS REVERSE CURRENT (µA)
R
Figure 4 Typical Reverse Characteristics
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
0001.
001.
01.
1
10
100
20 40 60 80 100
T = -55°C
A
T = 25°C
A
T = 85°C
A
T =100°C
A
T = 125°C
A
T = 150°C
A
f=1MHz
P , AVERAGE FORWARD POWER DISSIPATION (W)
F(AV)
Figure 3
US1JDFQ / US1MDFQ
Document number: DS38447 Rev. 2 - 2
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May 2016
© Diodes Incorporated
US1JDFQ / US1MDFQ
NEW PROD U C T
Package Outline Dimensions
Please see http://www.diodes.com/package-outlines.html for the latest version.
D-FLAT
Suggested Pad Layout
Please see http://www.diodes.com/package-outlines.html for the latest version.
D-FLAT
D-FLAT
Dim
Min
Max
A
0.90
1.10
b
1.25
1.65
c
0.10
0.40
D
2.25
2.95
E
3.95
4.60
k
2.80
-
HE
5.00
5.60
L
0.50
1.30
All Dimensions in mm
Dimensions
Value
(in mm)
C
4.65
G
2.80
X
1.85
X1
6.50
Y
1.70
H
D
E
L
b
A
c
Ek
X
G
C
X1
Y
Figure 7
(Note 11)
(Note 12)
11.
12.
tRR
US1JDFQ / US1MDFQ
Document number: DS38447 Rev. 2 - 2
5 of 5
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May 2016
© Diodes Incorporated
US1JDFQ / US1MDFQ
NEW PROD U C T
IMPORTANT NOTICE
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
(AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION).
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website, harmless against all damages.
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final and determinative format released by Diodes Incorporated.
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Diodes Incorporated products are specifically not authorized for use as critical components in life support devices or systems without the express
written approval of the Chief Executive Officer of Diodes Incorporated. As used herein:
A. Life support devices or systems are devices or systems which:
1. are intended to implant into the body, or
2. support or sustain life and whose failure to perform when properly used in accordance with instructions for use provided in the
labeling can be reasonably expected to result in significant injury to the user.
B. A critical component is any component in a life support device or system whose failure to perform can be reasonably expected to cause the
failure of the life support device or to affect its safety or effectiveness.
Customers represent that they have all necessary expertise in the safety and regulatory ramifications of their life support devices or systems, and
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