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DMP31D7LDWQ-7
Dual MOSFET, P Channel, 30 V, 30 V, 550 mA, 550 mA
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- Manufacturer: DIODES INC.
- Product type: Dual MOSFETs
- MSL: MSL 1 - Unlimited
- SVHC: No SVHC (25-Jun-2025)
- No. of Pins: 6Pins
- Channel Type: P Channel
- Product Range: -
- Qualification: AEC-Q101
- Transistor Case Style: SOT-363
- Operating Temperature Max: 150°C
- Power Dissipation N Channel: 400mW
- Power Dissipation P Channel: 400mW
- Drain Source Voltage Vds N Channel: 30V
- Drain Source Voltage Vds P Channel: 30V
- Continuous Drain Current Id N Channel: 550mA
- Continuous Drain Current Id P Channel: 550mA
- Drain Source On State Resistance N Channel: -
- Drain Source On State Resistance P Channel: 0.9ohm
| Delivery and price | |
|---|---|
| Units per pack | 5000 |
| Price | 0.059 € |
| Current stock | 10+ |
| Lead time | 30 days |
**DMP31D7LDWQ DUAL P-CHANNEL ENHANCEMENT MODE MOSFET** ## **Product Summary** |**Product Summaryy**|**Product Summaryy**|**Product Summaryy**|**Product Summaryy**| |---|---|---|---| ||||| |**BVDSS**|**RDS(ON) max**|**ID max**<br>**TA = +25°C**|| |-30V|0.9Ω @ VGS= -10V|-0.55A|| ||1.7Ω @ VGS= -4.5V|-0.4A|| ## **Features and Benefits** - Low On-Resistance - Low Input Capacitance - Fast Switching Speed - ESD Protected Gate - **Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)** - **Halogen- and Antimony-Free. “Green” Device (Note 3)** - **The DMP31D7LDWQ is suitable for automotive applications requiring specific change control; this part is AEC-Q101 qualified, PPAP capable, and manufactured in IATF 16949 certified facilities.** - **https://www.diodes.com/quality/product-definitions/** ## **Description and Applications** This MOSFET is designed to minimize on-state resistance (RDS(ON)) yet maintain superior switching performance, making it ideal for high-efficiency power management applications. ## **Mechanical Data** - Case: SOT363 - Case Material: Molded Plastic, "Green" Molding Compound. UL Flammability Classification Rating 94V-0 - Moisture Sensitivity: Level 1 per J-STD-020 - Motor Control - Power Management Functions - DC-DC Converters - Terminal Connections Indicator: See Diagram - Terminals: Finish—Matte Tin Annealed over Copper Leadframe. Solderable per MIL-STD-202, Method 208 - Weight: 0.027 grams (Approximate) **==> picture [70 x 7] intentionally omitted <==** **----- Start of picture text -----**<br> ESD PROTECTED<br>**----- End of picture text -----**<br> **==> picture [37 x 83] intentionally omitted <==** **----- Start of picture text -----**<br> SOT363<br>a9‘ .<br>Top View<br>**----- End of picture text -----**<br> **==> picture [272 x 111] intentionally omitted <==** **----- Start of picture text -----**<br> D1 G2 S2<br>D1 D2<br>G2<br>S1 G1 D2<br>Gate Protection<br>Gate Protection $1 Diode S2<br>Q1 P-Channel Q2 P-Channel Top View<br>Pin Out<br>**----- End of picture text -----**<br> ## **Ordering Information** (Note 4) |**Ordering Informationg Information Information** (Note 4)|**Ordering Informationg Information Information** (Note 4)|**Ordering Informationg Information Information** (Note 4)| |---|---|---| |||| |**Part Number**|**Case**|**Packaging**| |DMP31D7LDWQ-7|SOT363|3,000/Tape &Reel| |DMP31D7LDWQ-13|SOT363|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. For packaging details, go to our website at https://www.diodes.com/design/support/packaging/diodes-packaging/. ## **Marking Information** AN2= Product Type Marking Code YM = ~~_~~ Date Code Marking Y or Y or Y= Year (ex: G = 2019) ~~-~~ M = Month (ex: 9 = September) ## Date Code Key |Date Code Keyy|||||||||||||||||||||||| |---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---| |**Year**||**2019**|||**2020**||||**2021**|||**2022**|||**2023**|||**2024**||**2025**|**2025**||**2026**| |**Code**||G||||H|||I||||J||K||||L|M|||N| ||||||||||||||||||||||||| |**Month**||**Jan**||**Feb**|||**Mar**||**Apr**|**May**|||**Jun**||**Jul**|**Aug**|||**Sep**|**Oct**|**Nov**||**Dec**| |**Code**||1||2|||3||4||5||6||7|8|||9|O|N||D| 1 of 7 DMP31D7LDWQ Document number: DS42358 Rev. 2 - 2 February 2021 © Diodes Incorporated **www.diodes.com** **DMP31D7LDWQ** ## **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.)|**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|-30|V| |Gate-Source Voltage|||VGSS|±20|V| |Continuous Drain Current (Note 6) VGS= -10V|Steady<br>State|TA= +25°C<br>TA= +70°C|ID|-0.55<br>-0.44|A| |Maximum Continuous Body Diode Forward Current (Note 6)|||IS|-0.38|A| |Pulsed Drain Current (10µs Pulse, Duty Cycle = 1%)|||IDM|-2.4|A| ## **Thermal Characteristics** (@ TA = +25°C, unless otherwise specified.) |**Thermal Characteristics **(@ TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Thermal Characteristics **(@ TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Thermal Characteristics **(@ TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Thermal Characteristics **(@ TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Thermal Characteristics **(@ TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)| |---|---|---|---|---| |||||| |**Characteristic**||**Symbol**|**Value**|**Unit**| |Total Power Dissipation (Note 5)||PD|0.29|W| |Thermal Resistance, Junction to Ambient (Note 5)|Steady State|RϴJA|433|°C/W| |Total Power Dissipation (Note 6)||PD|0.4|W| |Thermal Resistance, Junction to Ambient (Note 6)|Steady State|RϴJA|301|°C/W| |Operating and Storage Temperature Range||TJ,TSTG|-55 to +150|°C| ## **Electrical Characteristics – P Channel** (@ TA = +25°C, unless otherwise specified.) |**Electrical Characteristics – P Channel**(@ TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Electrical Characteristics – P Channel**(@ TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Electrical Characteristics – P Channel**(@ TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Electrical Characteristics – P Channel**(@ TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Electrical Characteristics – P Channel**(@ TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Electrical Characteristics – P Channel**(@ TA = +25°C, unless otherwise specified.)A = +25°C, unless otherwise specified.)= +25°C, unless otherwise specified.)|**Electrical Characteristics – P Channel**(@ 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) **<br>~~ee~~||||||| |Drain-Source Breakdown Voltage<br>~~ee~~|BVDSS<br>~~ee~~|-30<br>~~ee~~|—<br>~~ee~~|—<br>~~ee~~|V<br>~~ee~~|VGS= 0V, ID= -250μA<br>~~ee~~| |Zero Gate Voltage Drain Current<br>~~ep~~|IDSS<br>~~ep~~|—<br>~~ep~~|—<br>~~ep~~|-1<br>~~ep~~|μA<br>~~ep~~|VDS= -24V, VGS= 0V<br>~~ep~~| |Gate-Source Leakage<br>~~ep~~|IGSS<br>~~ep~~|—<br>~~ep~~|—<br>~~ep~~|±10<br>~~ep~~|μA<br>~~ep~~|VGS= ±16V, VDS= 0V<br>~~ep~~| |**ON CHARACTERISTICS(Note 7) **<br>~~ee~~<br>~~i~~||||||| |Gate Threshold Voltage<br>~~ee~~<br>~~i~~|VGS(TH)<br>~~ee~~<br>|-1<br>~~ee~~<br>|-2.2<br>~~ee~~<br>|-2.6<br>~~ee~~<br>|V<br>~~ee~~<br>|VDS= VGS, ID= -250μA<br>~~ee~~<br>| |Static Drain-Source On-Resistance<br>~~i~~<br>~~es~~|RDS(ON)<br><br>|—<br><br>|0.5<br><br>~~tt~~<br>|0.9<br><br>~~tt~~<br>|Ω<br><br>~~tt~~<br>|VGS= -10V, ID= -0.42A<br><br>~~tt~~| |||—<br><br>|0.78<br><br>~~tt~~<br>|1.7<br><br>~~tt~~<br>||VGS= -4.5V, ID= -0.2A<br><br>~~tt~~| |Diode Forward Voltage<br>~~irr~~<br>~~es~~|VSD<br>~~rr~~<br>|—<br>~~rr~~<br>|-0.8<br>~~rr~~<br>~~tt~~<br>|-1.2<br>~~rr~~<br>~~tt~~<br>|V<br>~~rr~~<br>~~tt~~<br>|VGS= 0V, IS= -0.23A<br>~~rr~~<br>~~tt~~| |**DYNAMIC CHARACTERISTICS(Note 8)**<br>~~rr~~<br>~~tt~~<br>~~es~~||||||| |Input Capacitance<br>~~es ee~~|Ciss<br>~~ee~~|—<br>~~ee~~|19<br>~~tt~~<br>~~ee~~|—<br>~~tt~~<br>~~ee~~|pF<br>~~tt~~<br>~~ee~~|VDS= -15V, VGS= 0V,<br>f = 1.0MHz<br>~~tt~~| |Output Capacitance<br>~~es ee~~|Coss<br>~~ee~~|—<br>~~ee~~|16<br>~~tt~~<br>~~ee~~|—<br>~~tt~~<br>~~ee~~|pF<br>~~tt~~<br>~~ee~~|| |Reverse Transfer Capacitance<br>~~es ee~~|Crss<br>~~ee~~|—<br>~~ee~~|3<br>~~tt~~<br>~~ee~~|—<br>~~tt~~<br>~~ee~~|pF<br>~~tt~~<br>~~ee~~|| |Gate Resistance<br>~~es ee~~<br>~~ee~~<br>~~——_—~~|Rg<br>~~ee~~<br>~~ee~~<br>~~——_—~~|—<br>~~ee~~<br>~~ee~~|4.4<br>~~tt~~<br>~~ee~~<br>~~ee~~|—<br>~~tt~~<br>~~ee~~<br>~~ee~~|kΩ<br>~~tt~~<br>~~ee~~<br>~~ee~~<br>~~e~~|VDS= VGS= 0V, f = 1.0MHz<br>~~tt~~<br>~~ee~~<br>~~ee~~| |Total Gate Charge(VGS= -4.5V)<br>~~ee~~<br>~~——_—~~|Qg<br>~~ee~~<br>~~——_—~~|—<br>~~ee~~|0.36<br>~~ee~~|—<br>~~ee~~|nC<br>~~ee~~<br>~~e~~|VDS= -10V, ID= -0.24A<br>~~ee~~<br>~~ee~~<br>~~ee~~| |Total Gate Charge(VGS= -10V)<br>~~ee~~<br>~~——_—~~|Qg<br>~~ee~~<br>~~——_—~~|—<br>~~ee~~|0.8<br>~~ee~~|—<br>~~ee~~|nC<br>~~ee~~<br>~~e~~|| |Gate-Source Charge<br>~~——_—~~|Qgs<br>~~——_—~~|—|0.1|—|nC<br>~~e~~|| |Gate-Drain Charge<br>~~——_—~~<br>~~——<—~~|Qgd<br>~~——_—~~|—|0.1|—<br>~~ee~~|nC<br>~~e~~<br>~~ee~~|| |Turn-On Delay Time<br>~~——_—~~<br>~~——<—~~|tD(ON)<br>~~——_—~~|—|3.3|—<br>~~ee~~|ns<br>~~e~~<br>~~ee~~|VGS= -10V, VDD= -15V,<br>ID= -0.5A, RG= 1Ω<br>~~ee~~<br>~~ee~~| |Turn-On Rise Time<br>~~——_—~~<br>~~——<—~~|tR<br>~~——_—~~|—|2.3|—<br>~~ee~~|ns<br>~~e~~<br>~~ee~~|| |Turn-Off Delay Time<br>~~——<—~~|tD(OFF)|—|406|—<br>~~ee~~|ns<br>~~ee~~|| |Turn-Off Fall Time<br>~~——<—~~|tF|—|237|—<br>~~ee~~|ns<br>~~ee~~|| 7. Short duration pulse test used to minimize self-heating effect. 8. Guaranteed by design. Not subject to product testing. 2 of 7 **www.diodes.com** DMP31D7LDWQ Document number: DS42358 Rev. 2 - 2 February 2021 © Diodes Incorporated **DMP31D7LDWQ** **==> picture [476 x 665] intentionally omitted <==** **----- Start of picture text -----**<br> 1 1<br>VDS = -5.0V<br>VGS = -4V<br>0.8 0.8<br>LAes® VGS = -4.5V<br>0.6 V GS = -10V 0.6<br>VGS = -3.5V<br>TA = 85°C<br>0.4 fo 0.4 of TA = 125°C TA = 25°C<br>[fo off |<br>TA = 150°C<br>0.2 Io 0.2 —t——s—iCOSS T A = -55°C<br>VGS = -3V<br>VGS = -2.8V<br>0 ps 0 Ww<br>0 0.5 1 1.5 2 2.5 3 1.5 2 2.5 3 3.5 4<br>-VDS, DRAIN -SOURCE VOLTAGE (V) -VGS, GATE-SOURCE VOLTAGE (V)<br>Figure 1 Typical Output Characteristics Figure 2 Typical Transfer Characteristics<br>1.2 10<br>Ω)<br>E( 1<br>CN 8 ID = -420mA<br>TTT) = ATT<br>T [A]<br>[S] SEI 0.8 VGS = -4.5V<br>[R] - 6 ID = -200mA<br>[N] O<br>EC 0.6 Leer fe ee<br>R<br>[U] O V = -10VGS 4<br>[S] -<br>[N] AI 0.4 Seee SESE e t Cennenee<br>R<br>D<br>, [)] ON 2<br>[(] S 0.2<br>RD<br>creer PAR<br>0<br>0 “TPP 0 LEER 2 4 6 8 10 HE 12 14 16 18 20<br>0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1<br>-ID, DRAIN SOURCE CURRENT (A) -VGS, GATE-SOURCE VOLTAGE (V)<br>Figure 4 Typical Drain-Source On-Resistance<br>Figure 3 Typical On-Resistance vs.<br>Drain Current and Gate Voltage vs. Gate-Source Voltage<br>1.2 VGS = -10V 1.8<br>1 TL) 1.6 COLLET<br>TA = 150°C VGS = -10V<br>TA = 125°C ID = -420mA<br>0.8 sae 1.4 eZ<br>TA = 85°C<br>0.6 T A = 25°C 1.2<br>Hert FT AT VGS = -4.5V<br>ID = -200mA<br>0.4 TA = -55°C 1<br>0.2<br>TE EEEE E ES 0.8 Aanen<br>0<br>0.1 PAPEETE, 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 0.6 BATT<br>-ID, DRAIN SOURCE CURRENT (A) -50 -25 0 25 50 75 100 125 150<br>Figure 5 Typical On-Resistance vs. TJ, JUNCTION TEMPERATURE (°C)<br>Drain Current and Temperature Figure 6 On-Resistance Variation with Temperature<br>, DRAIN CURRENT (A)<br>D , DRAIN CURRENT (A)<br>-I D<br>-I<br>) )<br>Ω Ω<br>, DRAIN-SOURCE ON-RESISTANCE ( , DRAIN-SOURCE ON-RESISTANCE (<br>DS(ON)<br>DS(ON) R<br>R<br>)<br>Ω<br>, DRAIN-SOURCE<br>DS(ON)<br>R<br>, DRAIN-SOURCE ON-RESISTANCE (<br>ON-RESISTANCE (NORMALIZED)<br>DS(ON)<br>R<br>**----- End of picture text -----**<br> 3 of 7 **www.diodes.com** DMP31D7LDWQ Document number: DS42358 Rev. 2 - 2 February 2021 © Diodes Incorporated **DMP31D7LDWQ** **==> picture [475 x 665] intentionally omitted <==** **----- Start of picture text -----**<br> 1.4 3<br>2.8<br>1.2 Ft “TTT<br>VGS = -4.5V 2.6 P| TT TT<br>1 | I D = -200mA pea 2.4 a| | | | | ff<br>2.2<br>0.8 TI rT 2 ASE -I D = 250µA<br>aeee 1.8 oeTee SS<br>0.6 V GS = -10V<br>ID = -420mA 1.6<br>0.4 rep.= 1.4 CEEes ree rs<br>1.2<br>0.2<br>SEREEEEs SEE<br>1<br>0 FLL ELL Ly 0.8 FSS<br>-50 -25 0 25 50 75 100 125 150 -50 -25 0 25 50 75 100 125 150<br>T , JUNCTION TEMPERATURE (J °C) TA, AMBIENT TEMPERATURE (°C)<br>Figure 7 On-Resistance Variation with Temperature Figure 8 Gate Threshold Variation vs. Ambient Temperature<br>1 100 f = 1MHz<br>===> ==<br>|| Fo<br>0.8<br>TA= 150°C<br>Ciss<br>0.6 All T A = 125°C T A = 25°C ———<br>TA = 85°C 10 Coss<br>TA = -55°C te<br>esi SE<br>0.4<br>0.2 | C rss<br>ee<br>}<br>0 BP 1<br>0 0.3 0.6 0.9 1.2 1.5 0 5 10 15 20 25 30<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 10<br>RDS(on)<br>Limited PW = 100µs<br>PW = 1ms<br>8 VA P deNO PW = 10ms<br>) [A] 1<br>T [(]<br>N<br>6 V ID DS = -0.24A = -10V ERRU DC<br>C 0.1 PW = 10s<br>4 I [N] AR PWPW= 1s= 100ms<br>D<br>, D<br>2 - [I] 0.01 TJ(max) = 150°C<br>TA = 25°C<br>VGS = -10V<br>Single Pulse<br>0 0.001 DUT on 1 * MRP Board aee lll<br>0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1 0.1 1 10 100<br>Qg, TOTAL GATE CHARGE (nC) -VDS, DRAIN-SOURCE VOLTAGE (V)<br>Figure 11 Gate Charge Figure 12 SOA, Safe Operation Area<br>)Ω<br>, DRAIN-SOURCE ON-RESISTANCE ( , GATE THRESHOLD VOLTAGE (V)<br>GS(TH)<br>DS(on) V<br>R<br>, SOURCE CURRENT (A)<br>S<br>-I<br>, JUNCTION CAPACITANCE (pF)<br>CT<br>, DRAIN CURRENT (A)<br>D<br>-I<br>, GATE-SOURCE VOLTAGE (V)<br>, GATE THRESHOLD VOLTAGE (V)<br>GS<br>VGS<br>V<br>**----- End of picture text -----**<br> 4 of 7 **www.diodes.com** DMP31D7LDWQ Document number: DS42358 Rev. 2 - 2 February 2021 © Diodes Incorporated **DMP31D7LDWQ** [| **==> picture [427 x 232] intentionally omitted <==** **----- Start of picture text -----**<br> 1 ereee D = 0.9 rere re tee ETTeeene ee eeeee ee asco ee eeTT<br>aca D = 0.7 me a ||<br>etnA D = 0.5 a |<br>D = 0.3<br>Ev villll TUITE TVETeeTTI earMeTTT | TIME ETI E ETE UT<br>0.1 UTee D = 0.1 LaceeT| TATA UTM LITT TTT Ti<br>ee VT|<br>ea >| || 8<br>Po D = 0.05 TETPT<br>LL III Teg<br>D = 0.02<br>A LEM PE ITT<br>0.01 aMLT D = 0.01 TA PATOitLIN LITA ETM LITE IMT TMT Ti<br>eT<br>PMR TTTTT<br>D = 0.005<br>A ACCT HTT<br>rill a a |<br>D = Single Pulse R ƟJA(t) = r(t) * RƟJA<br>R ƟJA = 143°C/W<br>Duty Cycle, D = t1/ t2<br>0.001<br>1E-06 0.00001 0.0001 0.001 0.01 0.1 1 10 100 1000 10000 100000 1000000<br>t1, PULSE DURATION TIMES (sec)t1, PULSE DURATION TIME (sec)<br>Figure 13 Transient Thermal Resistance<br>r(t), TRANSIENT THERMAL RESISTANCE<br>**----- End of picture text -----**<br> 5 of 7 **www.diodes.com** DMP31D7LDWQ Document number: DS42358 Rev. 2 - 2 February 2021 © Diodes Incorporated **DMP31D7LDWQ** ## **Package Outline Dimensions** Please see http://www.diodes.com/package-outlines.html for the latest version. **==> picture [461 x 491] intentionally omitted <==** **----- Start of picture text -----**<br> ||||||| |---|---|---|---|---|---| |SOT363| |E|E1|SOT363| |Dim|Min|Max|Typ| |A1|0.00|0.10|0.05| |A2|0.90|1.00|0.95| |b|0.10|0.30|0.25| |F|c|0.10|0.22|0.11| |b|D|1.80 2.20|2.15| |E|2.00|2.20|2.10| |E1|1.15|1.35|1.30| |D| |e|0.650 BSC| |F|0.40|0.45|0.425| |L|0.25|0.40|0.30| |A2|a|0°|8°|--| |All Dimensions in mm| |c|a| |Tt|A1|e|L| |A,| |Suggested Pad Layout| |Please see http://www.diodes.com/package-outlines.html for the latest version.| |SOT363| |C| |Value| |Dimensions| |(in mm)| |C|0.650| |Y1|e|lu|G|G|1.300| |X|0.420| |Y|0.600| |Y1|2.500| |Y| |=|X| **----- End of picture text -----**<br> 6 of 7 **www.diodes.com** DMP31D7LDWQ Document number: DS42358 Rev. 2 - 2 February 2021 © Diodes Incorporated **DMP31D7LDWQ** ## **IMPORTANT NOTICE** 1. DIODES INCORPORATED AND ITS SUBSIDIARIES (“DIODES”) MAKE NO WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, WITH REGARDS TO ANY INFORMATION CONTAINED IN THIS DOCUMENT, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY RIGHTS (AND THEIR EQUIVALENTS UNDER THE LAWS OF ANY JURISDICTION). 2. The Information contained herein is for informational purpose only and is provided only to illustrate the operation of Diodes products described herein and application examples. Diodes does not assume any liability arising out of the application or use of this document or any product described herein. This document is intended for skilled and technically trained engineering customers and users who design with Diodes products. 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Any customer or user of this document or products described herein will assume all risks and liabilities associated with such use, and will hold Diodes and all companies whose products are represented herein or on Diodes’ websites, harmless against all damages and liabilities. 4. Products described herein may be covered by one or more United States, international or foreign patents and pending patent applications. Product names and markings noted herein may also be covered by one or more United States, international or foreign trademarks and trademark applications. Diodes does not convey any license under any of its intellectual property rights or the rights of any third parties (including third parties whose products and services may be described in this document or on Diodes’ website) under this document. 5. Diodes products are provided subject to Diodes’ Standard Terms and Conditions of Sale (https://www.diodes.com/about/company/terms-and-conditions/terms-and-conditions-of-sales/) or other applicable terms. This document does not alter or expand the applicable warranties provided by Diodes. Diodes does not warrant or accept any liability whatsoever in respect of any products purchased through unauthorized sales channel. 6. Diodes products and technology may not be used for or incorporated into any products or systems whose manufacture, use or sale is prohibited under any applicable laws and regulations. Should customers or users use Diodes products in contravention of any applicable laws or regulations, or for any unintended or unauthorized application, customers and users will (a) be solely responsible for any damages, losses or penalties arising in connection therewith or as a result thereof, and (b) indemnify and hold Diodes and its representatives and agents harmless against any and all claims, damages, expenses, and attorney fees arising out of, directly or indirectly, any claim relating to any noncompliance with the applicable laws and regulations, as well as any unintended or unauthorized application. 7. While efforts have been made to ensure the information contained in this document is accurate, complete and current, it may contain technical inaccuracies, omissions and typographical errors. Diodes does not warrant that information contained in this document is error-free and Diodes is under no obligation to update or otherwise correct this information. Notwithstanding the foregoing, Diodes reserves the right to make modifications, enhancements, improvements, corrections or other changes without further notice to this document and any product described herein. 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. 8. Any unauthorized copying, modification, distribution, transmission, display or other use of this document (or any portion hereof) is prohibited. Diodes assumes no responsibility for any losses incurred by the customers or users or any third parties arising from any such unauthorized use. Copyright © 2021 Diodes Incorporated **www.diodes.com** 7 of 7 **www.diodes.com** DMP31D7LDWQ Document number: DS42358 Rev. 2 - 2 February 2021 © Diodes Incorporated
Updated at June 9, 2026
About Novapart
Novapart is a B2B electronic component broker specialising in stock shortages and cost reduction. We source hard-to-find parts and identify compliant alternatives across a catalogue of 410,000+ components from 500+ manufacturers.
Learn more →Stock Shortage Specialist
When a component is unavailable, discontinued or has an unacceptable lead time, we tap into our network of vetted European and Asian distributors to source what you need — without compromising on quality or traceability.
Request a quote →Compliant Alternatives
We identify pin-to-pin, electrically equivalent substitutes that meet the same certifications (RoHS, AEC-Q100, REACH) as your original specification — validated against datasheets, not just part numbers. Often at a lower cost.
BOM Analysis service →