# Power MOSFET, N Channel, 40 V, 205 A, 2400 µohm, TO-220AB, Through Hole

![Product image](https://novapart.co/image/farnell:3943863/)

**URL**: https://novapart.co/products/DMT4003SCT/power-mosfet-n-channel-40-v-205-a-2400-ohm-to
**SKU**: DMT4003SCT
**Manufacturer**: DIODES INC.
**Category**: Semiconductors - Discretes || FETs || Single MOSFETs
**Price**: €0.5310
**Stock**: 10+
**Lead Time**: 134 days (indicative)

## Specifications

| Parameter | Value |
|---|---|
| Svhc | Lead (25-Jun-2025) |
| No. Of Pins | 3Pins |
| Channel Type | N Channel |
| Product Range | - |
| Qualification | - |
| Power Dissipation | 156W |
| Transistor Mounting | Through Hole |
| Rds(On) Test Voltage | 10V |
| Transistor Case Style | TO-220AB |
| Drain Source Voltage Vds | 40V |
| Operating Temperature Max | 150°C |
| Continuous Drain Current Id | 205A |
| Drain Source On State Resistance | 2400µohm |
| Gate Source Threshold Voltage Max | 2.5V |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3943863/)

**Green** ~~@~~ 

**DMT4003SCT** 7 

## **40V N-CHANNEL ENHANCEMENT MODE MOSFET** 

## **Product Summary** 

|**BVDSS**|**RDS(ON)**|**ID **<br>**TC = +25°C**|
|---|---|---|
|40V|3mΩ@VGS= 10V|205A|



## **Features** 

- 100% Unclamped Inductive Switching (UIS) Test in Production – Ensures More Reliable and Robust End Application 

- Low Input Capacitance 

- High BVDSS Rating for Power Application 

- Low Input/Output Leakage 

## **Description and Applications** 

This new generation MOSFET features low on-resistance and fast switching, making it ideal for high-efficiency power management applications. 

- **Lead-Free Finish; RoHS Compliant (Notes 1 & 2)** 

- **Halogen and Antimony Free. “Green” Device (Note 3)** 

## **Mechanical Data** 

   - Case: TO220AB 

- Motor Control 

- Backlighting 

- DC-DC Converters 

- Power Management Functions 

- Case Material: Molded Plastic, “Green” Molding Compound. UL Flammability Classification Rating 94V-0 

- Terminals: Matte Tin Finish Annealed over Copper Leadframe. Solderable per MIL-STD-202, Method 208 

- Terminal Connections: See Diagram Below 

- Weight: 2.24 grams (Approximate) 

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TO220AB (Generic)<br>**----- End of picture text -----**<br>


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Top View  Bottom View<br>**----- End of picture text -----**<br>


Top View Equivalent Circuit Pin Out Configuration 

## **Ordering Information** (Note 4) 

|**Ordering Informationg Information Information **(Note 4)|||
|---|---|---|
|**Part Number**|**Case**|**Packaging**|
|DMT4003SCT|TO220AB(Generic)|50 Pieces/Tube|



- Notes: 1. EU Directive 2002/95/EC (RoHS), 2011/65/EU (RoHS 2) & 2015/863/EU (RoHS 3) compliant. All applicable RoHS exemptions applied. 

   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. For packaging details, go to our website at https://www.diodes.com/design/support/packaging/diodes-packaging/. 

## **Marking Information** 

**==> picture [35 x 19] intentionally omitted <==**

**----- Start of picture text -----**<br>
T4003SCT<br>YYWW<br>**----- End of picture text -----**<br>


= Manufacturer’s Marking T4003SCT = Product Type Marking Code YYW u ~~e~~ W = Date Code Marking YY or YY = Last Two Digits of Year (ex: 18 = 2018) WW or WW or WW = Week Code (01 to 53) 

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DMT4003SCT Document number: DS40104  Rev. 4 - 2 

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## **DMT4003SCT** 

## **Maximum Ratings** (@TA = +25°C, unless otherwise specified.) 

|**Maximum Ratingsgss **(@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Maximum Ratingsgss **(@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Maximum Ratingsgss **(@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Maximum Ratingsgss **(@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Maximum Ratingsgss **(@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|
|---|---|---|---|---|
||||||
|**Characteristic**||**Symbol**|**Value**|**Unit**|
|Drain-Source Voltage||VDSS|40|V|
|Gate-Source Voltage||VGSS|±20|V|
|Continuous Drain Current (Note 5)|TC= +25°C<br>TC= +70°C|ID|205<br>164|A|
|Pulsed Drain Current(10μs Pulse,DutyCycle = 1%)||IDM|350|A|
|Maximum Continuous BodyDiode Forward Current(Note 5)|TC= +25°C|IS|100|A|
|Pulsed BodyDiode Forward Current(10μs Pulse,DutyCycle = 1%)||ISM|350|A|
|Avalanche Current(Note 6),L = 0.1mH||IAS|65.7|A|
|Avalanche Energy (Note 6),L = 0.1mH||EAS|215|mJ|



## **Thermal Characteristics** 

|**Thermal Characteristics**|**Thermal Characteristics**|**Thermal Characteristics**|**Thermal Characteristics**|
|---|---|---|---|
|||||
|**Characteristic**|**Symbol**|**Value**|**Unit**|
|Total Power Dissipation (Note 5)|PD|156|W|
|Thermal Resistance, Junction to Case (Note 5)|RθJC|0.8|°C/W|
|Operating and Storage Temperature Range|TJ,TSTG|-55 to +150|°C|



## **Electrical Characteristics** (@TA = +25°C, unless otherwise specified.) 

|**Electrical Characteristics**(@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Electrical Characteristics**(@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Electrical Characteristics**(@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Electrical Characteristics**(@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Electrical Characteristics**(@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Electrical Characteristics**(@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Electrical Characteristics**(@TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|
|---|---|---|---|---|---|---|
||||||||
|**Characteristic**|**Symbol**|**Min**|**Typ**|**Max**|**Unit**|**Test Condition**|
|**OFF CHARACTERISTICS**(Note 7)|||||||
|Drain-Source Breakdown Voltage|BVDSS|40|—|—|V|VGS= 0V,ID= 250µA|
|Zero Gate Voltage Drain Current|IDSS|—|—|1|µA|VDS= 32V,VGS= 0V|
|Gate-Source Leakage|IGSS|—|—|±100|nA|VGS= ±20V,VDS= 0V|
|**ON CHARACTERISTICS**(Note 7)|||||||
|Gate Threshold Voltage<br>~~—~~|VGS(TH)<br>~~—~~|2<br>~~—~~|2.5<br>~~—~~|4<br>~~—~~|V<br>~~—~~|VDS= VGS,ID= 250µA<br>~~—~~|
|Static Drain-Source On-Resistance<br>~~—~~|RDS(ON)<br>~~—~~|—<br>~~—~~|2.4<br>~~—~~|3<br>~~—~~|mΩ<br>~~—~~|VGS= 10V,ID= 90A<br>~~—~~|
|Diode Forward Voltage<br>~~—~~|VSD<br>~~—~~|—<br>~~—~~|0.8<br>~~—~~|1.2<br>~~—~~|V<br>~~—~~|VGS= 0V,IS= 20A<br>~~—~~|
|**DYNAMIC CHARACTERISTICS**(Note 8)|||||||
|Input Capacitance<br>~~————~~|Ciss<br>~~————~~|—<br>~~————~~|6865<br>~~————~~|—<br>~~————~~|pF<br>~~————~~|VDS= 20V, VGS= 0V,<br>f = 1MHz<br>~~————~~|
|Output Capacitance<br>~~————~~|Coss<br>~~————~~|—<br>~~————~~|1898<br>~~————~~|—<br>~~————~~|||
|Reverse Transfer Capacitance<br>~~————~~|Crss<br>~~————~~|—<br>~~————~~|21.4<br>~~————~~|—<br>~~————~~|||
|Gate Resistance<br>~~————~~|RG<br>~~————~~|—<br>~~————~~|1.15<br>~~————~~|—<br>~~————~~|Ω<br>~~————~~|VDS= 0V,VGS= 0V,f = 1MHz<br>~~————~~|
|Total Gate Charge|QG|—|75.6|—|nC<br>~~ee~~|VDD= 20V, ID= 90A,<br>VGS= 10V<br>~~ee~~|
|Gate-Source Charge|QGS|—|23.8|—|||
|Gate-Drain Charge<br>~~—————~~|QGD<br>~~—————~~|—|11.3|—|||
|Turn-On DelayTime<br>~~—————~~|tD(ON)<br>~~—————~~|—|13.4|—|ns<br>~~ee~~|VDD= 20V, VGS= 10V,<br>ID= 90A, RG= 3.5Ω<br>~~ee~~|
|Turn-On Rise Time<br>~~—————~~|tR<br>~~—————~~|—|41.2|—|||
|Turn-Off DelayTime<br>~~—————~~|tD(OFF)<br>~~—————~~|—|34.4|—|||
|Turn-Off Fall Time<br>~~—————~~|tF<br>~~—————~~|—|15.8|—|||
|Reverse RecoveryTime<br>~~—————~~<br>~~———————~~|tRR<br>~~—————~~<br>~~———————~~|—<br>~~———————~~|59.4<br>~~———————~~|—<br>~~———————~~|ns<br>~~ee~~<br>~~———————~~|IF= 50A, di/dt = 100A/μs<br>~~ee~~<br>~~———————~~|
|Reverse RecoveryCharge<br>~~———————~~|QRR<br>~~———————~~|—<br>~~———————~~|102<br>~~———————~~|—<br>~~———————~~|nC<br>~~———————~~||



- Notes: 5. Device mounted on an infinite heatsink. 

   6. IAS and EAS ratings are based on low frequency and duty cycles to keep TJ = +25°C. 

7. Short duration pulse test used to minimize self-heating effect. 

8. Guaranteed by design. Not subject to product testing. 

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**DMT4003SCT** 

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120.0   120<br> VGS = 20V   VGS = 5.0V  VDS = 5.0V<br>K — 100  en |e<br> VGS = 6.0V<br>90.0<br> VGS = 8.0V<br>80<br> VGS = 10V<br>hk ee e |<br>60.0   60<br>|  VGS = 4.5V  ee |<br>TJ = 125 ℃<br>40<br>30.0   TJ = 85 ℃<br>p O 20  TJ = 150 ℃ TJ = 25 ℃<br> VGS = 4.0V  TJ = -55 ℃<br>0.0   0<br>0  0.5  1  1.5  2  2  3  4  5  6<br>VDS, DRAIN-SOURCE VOLTAGE (V)  VGS, GATE-SOURCE VOLTAGE (V)<br>Figure 1. Typical Output Characteristic  Figure 2. Typical Transfer Characteristic<br>2.8   3.6<br>3.4<br>2.7   TO =a<br>3.2<br>2.6<br> VGS = 10V  3<br>PTA A) Eater ere<br>2.5   2.8<br>pit || PTT EP<br>2.6<br>2.4<br>Co) 2.4  PS ID = 90A  E<br>2.3<br>PR 2.2<br>2.2   2<br>SLEEP TTT PT PT [Err]<br>10 20 30 40 50 60 70 80 90 100 110 120  2  4  6  8  10  12  14  16  18  20<br>ID, DRAIN-SOURCE CURRENT (A)   VGS, GATE-SOURCE VOLTAGE (V)<br>Figure 3. Typical On-Resistance vs. Drain Current and  Figure 4. Typical Transfer Characteristic<br>Gate Voltage<br>4  2<br>VGS = 10V  TJ = 150 ℃<br>3.6  1.8  Pf | |ttt<br>3.2  TJ = 125 ℃ 1.6  Pt; | | | | |<br>1.4  Pt ff | | | le<br>2.8  TJ = 85 ℃<br>1.2<br>2.4<br>TJ = 25 ℃ 1<br>2<br>0.8<br> VGS = 10V, ID = 90A<br>1.6  TJ = -55 ℃ 0.6<br>1.2  = 0.4  — [a] Pt | | Et tt<br>0  30  60  90  120  -50  -25  0  25  50  75  100  125  150<br>ID, DRAIN CURRENT (A)  TJ, JUNCTION TEMPERATURE ( ℃ )<br>Figure 5. Typical On-Resistance vs. Drain Current and  Figure 6. On-Resistance Variation with Temperature<br>Temperature<br>, DRAIN CURRENT (A)<br>ID , DRAIN CURRENT (A) ID<br>)<br><br>)<br><br>(m<br>, DRAIN-SOURCE ON-RESISTANCE  , DRAIN-SOURCE ON-RESISTANCE (m<br>DS(ON)<br>R<br>DS(ON)<br>R<br>)<br><br>(m<br>(NORMALIZED)<br>,  DRAIN-SOURCE ON-RESISTANCE  , DRAIN-SOURCE ON-RESISTANCE<br>DS(ON) DS(ON)<br>R R<br>**----- End of picture text -----**<br>


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**DMT4003SCT** 

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4<br>3.5  J<br>3  PTL<br>LL LA<br>7<br>2.5  a44<br>2  Z Z  VGS = 10V, ID = 90A GS = 10V, ID = 90A = 10V, ID = 90A D = 90A = 90A<br>SF 7<br>1.5<br>-50  -25  0  25  50  75  100  125  150<br>TJ, JUNCTION TEMPERATURE (J, JUNCTION TEMPERATURE (, JUNCTION TEMPERATURE ( ℃ )<br>Figure 7. On-Resistance Variation with Temperature<br>)<br><br>(m<br>, DRAIN-SOURCE ON-RESISTANCE<br>DS(ON)<br>R<br>**----- End of picture text -----**<br>


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4  3.6<br>3.4  a<br>3.2<br>3.5  J a<br>3<br>2.8  ID = 1mA<br>3  PTL 2.6  a eA<br>LL LA R EB R<br>2.4<br>7 ER<br>2.2  ID = 250μA<br>2.5  a44 2  SE<br>1.8  rN<br>2  Z Z  VGS = 10V, ID = 90A GS = 10V, ID = 90A = 10V, ID = 90A D = 90A = 90A  1.6 1.4  PTesoo; NK<br>SF 7 a<br>1.2<br>1.5  1  a<br>-50  -25  0  25  50  75  100  125  150  -50  -25  0  25  50  75  100  125  150<br>TJ, JUNCTION TEMPERATURE (J, JUNCTION TEMPERATURE (, JUNCTION TEMPERATURE ( ℃ )  TJ, JUNCTION TEMPERATURE ( ℃ )<br>Figure 7. On-Resistance Variation with Temperature  Figure 8. Gate Threshold Variation vs. Junction<br>Temperature<br>120  100000<br>VGS = 0V  f = 1MHz<br>HT | CS ——  —<br>10000   Ciss<br>90  A | re ===<br>1000   Coss<br>————<br>} =<br>60<br>100<br>TJ = 125 [o] C<br>30<br>TJ = 85 [o] C  10   Crss<br>TJ = 150 [o] C  i), AR TJ = 25 [o] C  g e<br>TJ = -55 [o] C  PoE<br>0  1<br>0.2  0.4  0.6  0.8  1  1.2  0  5  10  15  20  25  30  35  40<br>VSD, SOURCE-DRAIN VOLTAGE (V)  VDS, DRAIN-SOURCE VOLTAGE (V)<br>Figure 9. Diode Forward Voltage vs. Current  Figure 10. Typical Junction Capacitance<br>10  1000<br>RDS(ON) Limited  PW = 1µs<br>8  100<br>PW = 10µs<br>6  10  PW = 100µs<br>PW = 1ms<br>PW = 10ms<br>4  VDS = 20V, ID = 90A  1  PW<br>PW = 1s<br>2  0.1  TJ(Max) = 150 ℃  TC = 25 ℃<br>Single Pulse<br>DUT on Infinite Heatsink<br>0  0.01  VGS = 10V  “E--Att<br>0  10  20  30  40  50  60  70  80  0.1  1  10  100<br>Qg (nC)  VDS, DRAIN-SOURCE VOLTAGE (V)<br>Figure 11. Gate Charge  Figure 12. SOA, Safe Operation Area<br>)<br><br>(m<br>, GATE THRESHOLD VOLTAGE (V)<br>GS(TH)<br>V<br>, SOURCE CURRENT (A)<br>IS<br>, JUNCTION CAPACITANCE (pF)<br>T<br>C<br> (V)<br>GS<br>V<br>, DRAIN CURRENT (A)<br>ID<br>**----- End of picture text -----**<br>


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1<br>TT en<br>e D=0.7  ssere<br>D=0.5  cai aaah a<br>e e D=0.9  tC Peart HPP Cer Pi<br>D=0.3  See a Se a RRR<br>et IN a MEE ETE TIT ETE TIT ETT TTT<br>ee<br>0.1  pee U E<br>foe D=0.1   A 8 a ee<br>TNA ol<br>ee” at a ee<br>D=0.05<br>T D=0.02  T TT TT TT<br>0.01  A TN D=0.01  nn 8 LUO ATE ETT8 aETT8 aETT ETN TTIeeTT UTee<br>Pde oN<br>A D=0.005  S EE<br>7 NI HT TTT TET PP LUT<br>D=Single Pulse  RθJC(t) = r(t) * RθJC<br>Fc canm CERNE TCC TH RθJC = 0.73 ℃ /W  OHI<br>Duty Cycle, D = t1 / t2<br>0.001<br>1E-06  1E-05  0.0001  0.001  0.01  0.1  1  10  100  1000  10000 100000 1000000<br>t1, PULSE DURATION TIME (sec)<br>Figure 13. Transient Thermal Resistance<br>r(t), TRANSIENT THERMAL RESISTANCE<br>**----- End of picture text -----**<br>


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**DMT4003SCT** 

## **Package Outline Dimensions** 

Please see http://www.diodes.com/package-outlines.html for the latest version. 

## **TO220AB (Generic)** 

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**----- Start of picture text -----**<br>
E A<br>E/2 A1<br>Q<br>H1<br>D2<br>D<br>E1<br>D1 L2<br>L1<br>A2<br>b2 + ;<br>L<br>b c<br>e e1<br>   Option A    Option B      Option A      Option B<br>(Top  View) (Top  View) (Bottom  View) (Bottom  View)<br>Ø P<br>**----- End of picture text -----**<br>


|**TO220AB(Generic)**|**TO220AB(Generic)**|**TO220AB(Generic)**|**TO220AB(Generic)**|
|---|---|---|---|
|**Dim Min**|**Dim Min**|**Max**|**Typ**|
|**A**|3.56|4.82|-|
|**A1**|0.51|1.39|-|
|**A2**|2.04|2.92|-|
|**b**|0.39|1.01|0.81|
|**b2**|1.15|1.77|1.24|
|**c**<br>~~——~~|0.356 <br>~~——~~|0.61<br>~~——~~|-<br>~~——~~|
|**D**<br>~~——~~|14.22 1<br>~~——~~|14.22 16.51<br>~~——~~|-<br>~~——~~|
|**D1**<br>~~——~~|8.39<br>~~——~~|9.01<br>~~——~~|-<br>~~——~~|
|**D2**<br>~~——~~|11.45 12.87<br>~~——~~|11.45 12.87<br>~~——~~|-<br>~~——~~|
|**e**|-|-|2.54|
|**e1**|-|-|5.08|
|**E**|9.66 10.66|9.66 10.66|-|
|**E1**|6.86|8.89|-|
|**H1**|5.85|6.85|-|
|**L**|12.70 14.73|12.70 14.73|-|
|**L1**|-|4.42|-|
|**L2**|15.8017.|17.51 1|1 16.00|
|**P**|3.54|4.08|-|
|**Q**|2.54|3.42|-|
|**Q**<br>2.54<br>3.42<br>-<br>**All Dimensions in mm**||||



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DMT4003SCT Document number: DS40104  Rev. 4 - 2 

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**DMT4003SCT** 

## **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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