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Diodes Incorporated DMP2066LSS-13
- Part No.:
- DMP2066LSS-13
- Manufacturer:
- Diodes Incorporated
- Category:
- FETs, MOSFETs
- Package:
- 8-SOIC (0.154", 3.90mm Width)
- Datasheet:
-
DMP2066LSS-13.pdf
- Description:
- MOSFET P-CH 20V 6.5A 8SOP
- Quantity:
- Payment:
- Shipping:
Inventory:3,726
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Product details
Overview
DMP2066LSS from Diodes Incorporated is a single P-channel enhancement-mode MOSFET optimized for high-efficiency power management, featuring -20V VDSS, 40mΩ RDS(ON) at VGS = -4.5V, and -6.5A continuous drain current at TA = +25°C; used in DC-DC converters and backlighting circuits where low gate threshold and fast switching are critical.
For engineers reviewing the DMP2066LSS datasheet, DMP2066LSS pinout, DMP2066LSS application, or DMP2066LSS equivalent, key selection criteria include verified RDS(ON) vs. temperature behavior, AEC-Q101 qualification status, SO-8 thermal resistance (50°C/W), and gate charge (14.4nC) for synchronous buck topologies.
Technical Context
This device operates as a low-side switch in P-channel configuration, with gate threshold voltage ranging from -0.6V to -1.2V and guaranteed turn-off at VGS ≥ -0.3V. Its low input capacitance (Ciss = 820pF) and fast switching (tD(ON) = 13.7ns, tF = 35.5ns) support high-frequency PWM control in compact power stages.
The MOSFET integrates a body diode with VSD = -0.72V at IS = -2.1A and exhibits normalized RDS(ON) drift of ≤1.6× from -55°C to +150°C at VGS = -4.5V, enabling stable performance across automotive and industrial ambient ranges.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VDSS | -20V - Maximum drain-source blocking voltage for 12V rail protection and reverse-polarity input stages |
| RDS(ON) | 40mΩ @ VGS = -4.5V - Enables ≤230mW conduction loss at 3A load in portable DC-DC output stage |
| ID (continuous) | -6.5A @ TA = +25°C - Supports >5W power delivery in SO-8 footprint without forced airflow |
| Qg | 14.4nC - Determines gate drive power requirement and switching loss in 500kHz–1MHz converters |
| RθJA | 50°C/W - Limits junction rise to 125°C at 2.5W dissipation on standard FR-4 PCB with 1"² copper |
| VGS(TH) | -0.6V to -1.2V - Ensures reliable turn-on with 3.3V logic-level gate drivers in battery-powered systems |
| Ciss | 820pF - Sets Miller effect magnitude and influences gate driver sizing for EMI-controlled transitions |
Pinout & Package
Package: SO-8 (Surface-mount, 8-pin small-outline integrated circuit), molded green plastic housing rated UL 94V-0, moisture sensitivity level 1 per J-STD-020.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 (G) | Gate | Control terminal requiring <14.4nC charge for full enhancement; sensitive to ESD (±12V max rating) |
| 2 (S) | Source | Reference node for gate drive; tied to system ground or floating rail in high-side P-ch configurations |
| 3 (D) | Drain | Power output node; electrically connected to pins 4, 5, 6, 7, 8 for enhanced thermal and current handling |
| 4–8 (D) | Drain (multi-pad) | Parallel drain terminals reduce package inductance and improve thermal spreading to PCB copper |
Key Features
| Feature | Design Value |
|---|---|
| Low RDS(ON) at low VGS | 70mΩ @ VGS = -2.5V enables direct interface with 2.5V/3.3V microcontrollers without level-shifting |
| Fast switching speed | tF = 35.5ns ensures minimal dead-time losses in synchronous rectification and reduces EMI generation |
| AEC-Q101 qualified | Validated for automotive-grade reliability including temperature cycling, HTRB, and UHAST stress tests |
| Green packaging | Halogen- and antimony-free compound (<900ppm Br+Cl, <1000ppm Sb) meets global environmental compliance mandates |
Applications
| LED Backlight Control | USB-C Power Delivery Switch |
|---|---|
Use Scenario: Driving white LED strings in automotive instrument clusters with PWM dimming up to 20kHz. IC Role / Device Role / Timing Role: Low-side P-channel switch controlling cathode current path; synchronized to MCU PWM signal. Use Value: 40mΩ RDS(ON) limits dropout to <120mV at 3A, preserving headroom for 3.3V logic supply rails. | Use Scenario: Reverse-polarity protection and load switching in USB-C PD sink applications with 5–20V input range. IC Role / Device Role / Timing Role: Input protection FET placed between connector and buck converter input capacitor. Use Value: -20V VDSS and -1.2V VGS(TH) ensure robust turn-on during hot-plug events with ±12V gate transients. |
| Industrial DC-DC Converter | Smartphone Power Management |
Use Scenario: High-side synchronous rectifier in isolated flyback secondary-side regulation for 12V-to-3.3V conversion. IC Role / Device Role / Timing Role: P-channel MOSFET operating in common-source configuration with adaptive gate timing. Use Value: Coss = 200pF and Qgd/Qgs ratio of ~1.04 minimize shoot-through risk and improve light-load efficiency. | Use Scenario: Battery disconnect switch isolating Li-ion cell from system during deep sleep or fault conditions. IC Role / Device Role / Timing Role: Load switch controlled by PMIC enable signal; requires sub-1V turn-on for ultra-low standby leakage. Use Value: -0.6V min VGS(TH) guarantees activation with 0.8V GPIO, while IDSS ≤ -1μA prevents battery drain over 10-year shelf life. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar P-channel MOSFET applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| DMP2024USS | Lower RDS(ON) (28mΩ @ -4.5V), higher Qg (22nC), same SO-8 package | Better conduction loss but slower switching; suited for <300kHz converters prioritizing efficiency over speed | Select when thermal margin is constrained and gate drive strength supports higher Qg |
| DMG2305UVT | Smaller TSOT-23 package, lower ID (-4.2A), identical VDSS and VGS(TH) range | Space-constrained portable designs where PCB area is premium and power <2W | Choose for wearables or hearing aids needing footprint reduction despite derated current |
Compared with DMP2024USS and DMG2305UVT, DMP2066LSS offers balanced RDS(ON)/Qg trade-off and AEC-Q101 qualification-making it optimal for automotive infotainment power rails and industrial 24V input modules requiring both reliability and mid-frequency switching.
Availability
DMP2066LSS is available at Aetrix Electronics and suitable for LED backlighting, USB-C power delivery, and industrial DC-DC converters requiring stable component supply and long-term lifecycle assurance.
Supply support for DMP2066LSS includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Diodes Incorporated is a global manufacturer of discrete semiconductors and analog ICs, headquartered in Plano, Texas, with design and manufacturing operations across Asia and the Americas.
The DMP series targets high-reliability power-switching applications, emphasizing low RDS(ON), AEC-Q101 qualification, and green packaging for automotive, industrial, and computing power subsystems.
FAQ
Is DMP2066LSS suitable for automotive applications?
Yes, DMP2066LSS is qualified to AEC-Q101 standards, including temperature cycling, highly accelerated stress testing, and unbiased high-temperature operating life. It operates from -55°C to +150°C and is commonly deployed in automotive body control modules and display power supplies.
What is the maximum safe operating frequency for DMP2066LSS?
Based on its 13.7ns turn-on delay and 35.5ns fall time, DMP2066LSS supports stable operation up to 2MHz in hard-switched topologies when paired with a 1Ω gate resistor and proper PCB layout. Thermal limits (2.5W PD) govern practical upper bound in continuous conduction mode.
Does DMP2066LSS require a gate resistor?
Yes-a gate resistor (typically 1–10Ω) is required to dampen ringing caused by gate-drain capacitance and PCB inductance. Without it, overshoot exceeding ±12V VGS rating may occur, risking oxide damage during fast edge transitions in high-speed switching.
How does the multi-drain pin configuration improve performance?
The SO-8 package connects pins 3–8 electrically to the drain, reducing package inductance by ~40% versus single-drain variants and improving thermal transfer to the PCB. This lowers peak junction temperature by up to 15°C under 5A pulsed loads and suppresses voltage spikes during turn-off.
DMP2066LSS-13 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Diodes Incorporated
- Series:
- -
- Package/Case:
- 8-SOIC (0.154", 3.90mm Width)
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- FET Type:
- P-Channel
- Technology:
- MOSFET (Metal Oxide)
- Drain to Source Voltage (Vdss):
- 20 V
- Current - Continuous Drain (Id) @ 25°C:
- 6.5A (Ta)
- Drive Voltage (Max Rds On, Min Rds On):
- 2.5V, 4.5V
- Rds On (Max) @ Id, Vgs:
- 40mOhm @ 5.8A, 4.5V
- Vgs(th) (Max) @ Id:
- 1.2V @ 250µA
- Gate Charge (Qg) (Max) @ Vgs:
- -
- Vgs (Max):
- ±12V
- Input Capacitance (Ciss) (Max) @ Vds:
- 820 pF @ 15 V
- FET Feature:
- -
- Power Dissipation (Max):
- 2.5W (Ta)
- Operating Temperature:
- -55°C ~ 150°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 8-SO
DMP2066LSS-13 FAQ
1.How can I place an order for DMP2066LSS-13 through Aetrix?
Please submit a Request for Quotation (RFQ) for DMP2066LSS-13 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for DMP2066LSS-13 reliable?
The price and inventory of DMP2066LSS-13 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for DMP2066LSS-13 is usually 5 days.
3.What payment methods are accepted for DMP2066LSS-13?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for DMP2066LSS-13 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for DMP2066LSS-13?
DMP2066LSS-13 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your DMP2066LSS-13 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for DMP2066LSS-13?
For technical support, including DMP2066LSS-13 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your DMP2066LSS-13 requirements.
6.How does Aetrix verify that DMP2066LSS-13 is sourced from the original manufacturer or authorized distributors?
All DMP2066LSS-13 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that DMP2066LSS-13 meets industry standards.
7.What is the process for return or replacement of DMP2066LSS-13?
All DMP2066LSS-13 units undergo pre-shipment inspection (PSI). If there is an issue with DMP2066LSS-13, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The DMP2066LSS-13 part is unused and in its original packaging.
Return procedure for DMP2066LSS-13:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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