1N4148WT Datasheet

Diodes Incorporated

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Datasheet

1N4148WT
Document number: DS30396 Rev. 17 - 2
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March 2018
© Diodes Incorporated
1N4148WT
SURFACE MOUNT FAST SWITCHING DIODE
Features
Fast Switching Speed
Very Small Surface Mount Package
For General Purpose Switching Applications
High Conductance
Totally Lead-Free & Fully 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: SOD523
Case Material: Molded Plastic, “Green” Molding Compound.
UL Flammability Classification Rating 94V-0
Moisture Sensitivity: Level 1 per J-STD-020
Terminal Connections: Cathode Band
Terminals: Finish - Matte Tin Annealed over Alloy 42 Leadframe.
Solderable per MIL-STD-202, Method 208
Weight: 0.0014 grams (Approximate)
Ordering Information (Notes 4 & 5)
Part Number
Compliance
Packaging
1N4148WT-7 (Note 6)
Standard
3,000/Tape & Reel
1N4148WTQ-7 (Note 6)
Automotive
3,000/Tape & Reel
1N4148WT-13
Standard
10,000/Tape & Reel
Notes: 1. No purposely added lead. Fully EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3).compliant.
2. See https://www.diodes.com/quality/lead-free/ 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. Automotive, AEC-Q101 and standard products are electrically and thermally the
same, except where specified. For more information, please refer to https://www.diodes.com/quality/.
5. For packaging details, go to our website at http://www.diodes.com/products/packages.html.
6. Dispensed in every other cavity of the tape.
Marking Information
T4 = Product Type Marking Code
Top View
1
2
Device Schematic
SOD523
1N4148WT
Document number: DS30396 Rev. 17 - 2
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1N4148WT
Maximum Ratings (@TA = +25°C, unless otherwise specified.)
Characteristic
Symbol
Value
Unit
Non-Repetitive Peak Reverse Voltage
VRM
100
V
Reverse Voltage
VR
80
V
RMS Reverse Voltage
VR(RMS)
53
V
Forward Continuous Current
IFM
250
mA
Average Rectified Output Current
IO
125
mA
Non-Repetitive Peak Forward Surge Current @ t = 1.0μs
@ t = 100ms
IFSM
2.0
1.0
A
Thermal Characteristics
Characteristic
Symbol
Value
Unit
Power Dissipation (Note 7)
PD
150
mW
Thermal Resistance Junction to Ambient Air (Note 7)
RθJA
833
°C/W
Operating and Storage Temperature Range
TJ , TSTG
-65 to +150
°C
Electrical Characteristics (@TA = +25°C, unless otherwise specified.)
Characteristic
Symbol
Min
Max
Unit
Test Conditions
Reverse Breakdown Voltage (Note 8)
V(BR)R
75
V
IR = 1.0μA
Forward Voltage
VF
0.715
0.855
1.0
1.25
V
IF = 1.0mA
IF = 10mA
IF = 50mA
IF = 150mA
Peak Reverse Current (Note 8)
IR
1.0
50
30
25
μA
μA
μA
nA
VR = 75V
VR = 75V, TJ = +150°C
VR = 25V, TJ = +150°C
VR = 20V
Total Capacitance
CT
2.0
pF
VR = 0, f = 1.0MHz
Reverse Recovery Time
tRR
4.0
ns
IF = IR = 10mA,
IRR = 0.1 x IR, RL = 100
Notes: 7. Part mounted on FR-4 PC board with recommended pad layout, which can be found on our website at
https://www.diodes.com/design/support/packaging/diodes-packaging/.
8. Short duration pulse test used to minimize self-heating effect.
1N4148WT
Document number: DS30396 Rev. 17 - 2
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March 2018
© Diodes Incorporated
1N4148WT
0
50
025 50 75 100 125
P , POWER DISSIPATION (mW)
D
T , AMBIENT TEMPERATURE ( C)
Fig. 1 Power Derating Curve
A°
100
200
150
150
0.1
1
0.01
0.00101.5
1.0
0.5
I , INSTANTANEOUS FORWARD CURRENT (A)
F
V , INSTANTANEOUS FORWARD VOLTAGE (V)
Fig. 2 Typical Forward Characteristics
F
0.1
1
10
100
1,000
10,000
020 40 60 80 100
V , INSTANTANEOUS REVERSE VOLTAGE (V)
Fig. 3 Typical Reverse Characteristics
R
I , INSTANTANEOUS REVERSE CURRENT (nA)
R
0.0
0.2
0.4
0.6
0.8
1.8
1.6
1.4
1.2
1.0
2.0
010 20 40
30
C , TOTAL CAPACITANCE (pF)
T
V , DC REVERSE VOLTAGE (V)
Fig. 4 Total Capacitance vs. Reverse Voltage
R
f = 1.0MHz
Note 7
1N4148WT
Document number: DS30396 Rev. 17 - 2
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March 2018
© Diodes Incorporated
1N4148WT
Package Outline Dimensions
Please see http://www.diodes.com/package-outlines.html for the latest version.
Suggested Pad Layout
Please see http://www.diodes.com/package-outlines.html for the latest version.
SOD523
Dimensions
Value (in mm)
G
0.80
X
0.60
X1
2.00
Y
0.70
R0.1
He
E
b
D
Ac
L
c
c
X1
Y
X
G
SOD523
Dim
Min
Max
A
0.55
0.65
b
0.26
0.34
c
0.11
0.17
D
0.75
0.85
E
1.15
1.25
He
1.55
1.65
L
0.10
0.30
All Dimensions in mm
SOD523
1N4148WT
Document number: DS30396 Rev. 17 - 2
5 of 5
www.diodes.com
March 2018
© Diodes Incorporated
1N4148WT
IMPORTANT NOTICE
DIODES INCORPORATED MAKES NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO THIS DOCUMENT,
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).
Diodes Incorporated and its subsidiaries reserve the right to make modifications, enhancements, improvements, corrections or other changes
without further notice to this document and any product described herein. Diodes Incorporated does not assume any liability arising out of the
application or use of this document or any product described herein; neither does Diodes Incorporated convey any license under its patent or
trademark rights, nor the rights of others. Any Customer or user of this document or products described herein in such applications shall assume
all risks of such use and will agree to hold Diodes Incorporated and all the companies whose products are represented on Diodes Incorporated
website, harmless against all damages.
Diodes Incorporated does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel.
Should Customers purchase or use Diodes Incorporated products for any unintended or unauthorized application, Customers shall indemnify and
hold Diodes Incorporated and its representatives harmless against all claims, damages, expenses, and attorney fees arising out of, directly or
indirectly, any claim of personal injury or death associated with such unintended or unauthorized application.
Products described herein may be covered by one or more United States, international or foreign patents pending. Product names and markings
noted herein may also be covered by one or more United States, international or foreign trademarks.
This document is written in English but may be translated into multiple languages for reference. Only the English version of this document is the
final and determinative format released by Diodes Incorporated.
LIFE SUPPORT
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
acknowledge and agree that they are solely responsible for all legal, regulatory and safety-related requirements concerning their products and any
use of Diodes Incorporated products in such safety-critical, life support devices or systems, notwithstanding any devices- or systems-related
information or support that may be provided by Diodes Incorporated. Further, Customers must fully indemnify Diodes Incorporated and its
representatives against any damages arising out of the use of Diodes Incorporated products in such safety-critical, life support devices or systems.
Copyright © 2018, Diodes Incorporated
www.diodes.com

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