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Diodes Incorporated DMN2053UQ-7
- Part No.:
- DMN2053UQ-7
- Manufacturer:
- Diodes Incorporated
- Category:
- FETs, MOSFETs
- Package:
- TO-236-3, SC-59, SOT-23-3
- Datasheet:
-
DMN2053UQ-7.pdf
- Description:
- MOSFET BVDSS: 8V~24V SOT23 T&R 3
- Quantity:
- Payment:
- Shipping:
Inventory:2,715
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Product details
Overview
DMN2053UQ from Diodes Incorporated is an N-channel enhancement-mode MOSFET optimized for high-efficiency power management, featuring 20V VDSS, 29 mΩ RDS(ON) @ 10VGS, and 6.5A continuous drain current at 25°C - used in automotive-grade load switching and power rail control.
For engineers reviewing the DMN2053UQ datasheet, DMN2053UQ pinout, DMN2053UQ application, or DMN2053UQ equivalent, key selection criteria include low-voltage gate drive compatibility (RDS(ON) = 35 mΩ @ 4.5VGS), AEC-Q101 qualification, SOT23 thermal performance (RθJA = 93°C/W with copper pad), and fast switching (tF = 3.8 ns).
Technical Context
This MOSFET employs a trench-gate process to achieve low on-resistance while maintaining controlled gate charge (Qg = 4.6 nC) and low output capacitance (Coss = 58 pF), enabling efficient operation in DC-DC converter synchronous rectification and battery protection circuits.
Its gate threshold voltage (VGS(TH) = 0.5–1.2 V) supports logic-level drive from 1.8V–4.5V microcontrollers, and its integrated body diode (VSD = 0.7–1.0 V @ 1A) enables bidirectional current handling in H-bridge and reverse-polarity protection topologies.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VDSS | 20 V - Maximum blocking voltage for 12V automotive and USB-PD auxiliary rail applications |
| RDS(ON) | 29 mΩ @ VGS = 10V - Enables <150 mW conduction loss at 6.5A, critical for thermally constrained SOT23 layouts |
| ID (max) | 6.5 A @ TA = 25°C - Supports high-current digital load switching without external heatsinking |
| Qg | 4.6 nC - Low gate charge reduces driver power and enables >1 MHz PWM operation |
| Ciss | 414 pF - Minimizes Miller effect during fast transitions, improving noise immunity |
| tF | 3.8 ns - Fast fall time limits shoot-through risk in half-bridge configurations |
| TJ range | −55°C to +150°C - Validated for under-hood automotive environments per AEC-Q101 |
Pinout & Package
Package: SOT23 - Surface-mount plastic package with matte tin–annealed copper leadframe, UL 94V-0 rated, moisture sensitivity level 1, weight ≈ 0.008 g.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 (Source) | Current return path for channel conduction | Internally connected to substrate; serves as reference for gate drive and body diode cathode |
| 2 (Gate) | Control electrode for channel formation | Low-input-capacitance node (Ciss = 414 pF); requires <100 nA leakage drive stability |
| 3 (Drain) | Main current output terminal | High-side switch node; handles full load current and 20V transient spikes in automotive systems |
Key Features
| Feature | Design Value |
|---|---|
| Low RDS(ON) @ 4.5VGS | 35 mΩ - Enables direct interface with 3.3V/5V MCU GPIOs without level-shifting |
| Fast switching speed | tD(OFF) = 13.5 ns - Reduces transition losses in high-frequency DC-DC converters |
| AEC-Q101 qualified | Validated for automotive temperature cycling, humidity, and mechanical stress per IATF 16949 |
| Green RoHS-compliant | Halogen- and antimony-free (<900 ppm Br/Cl, <1000 ppm Sb); compliant with EU RoHS 2015/863/EU |
Applications
| Automotive Body Control Module (BCM) | USB-C Power Delivery Load Switch |
|---|---|
Use Scenario: Controlling 12V accessory loads (e.g., LED lighting, fan drivers) in vehicle door modules. IC Role / Device Role / Timing Role: High-side load switch managing power delivery with reverse-polarity and overcurrent protection. Use Value: 20V rating withstands load-dump transients; 6.5A rating supports multi-LED string drivers without derating. | Use Scenario: Enabling/disabling VBUS power paths in portable USB-C devices with strict inrush control. IC Role / Device Role / Timing Role: Low-RDS(ON) power switch with fast turn-off to meet USB PD 3.0 fault response timing. Use Value: 35 mΩ @ 4.5VGS minimizes voltage drop across switch; tF = 3.8 ns ensures <10 µs fault isolation. |
| Industrial PLC Digital Output Stage | Smartphone Battery Protection Circuit |
Use Scenario: Driving 24V solenoid valves and indicator LEDs in programmable logic controller output cards. IC Role / Device Role / Timing Role: Logic-level-controlled discrete switch replacing electromechanical relays for improved reliability. Use Value: 150°C max junction temperature allows operation in sealed enclosures; low Ciss prevents false triggering from EMI. | Use Scenario: Isolating main battery from system rails during overvoltage or short-circuit events. IC Role / Device Role / Timing Role: Back-to-back configured MOSFET for bidirectional blocking and fast fault shutdown. Use Value: Integrated body diode (VSD = 0.7 V) enables reverse-current path during cell balancing; Qgd = 1.4 nC ensures clean turn-off edge. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar N-channel MOSFET switching applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| DMN2056UQ-7 | RDS(ON) = 22 mΩ @ 10VGS, higher Qg (6.2 nC), same SOT23 package | Better conduction efficiency but slower switching; less suitable for >500 kHz SMPS | Choose when lower steady-state loss outweighs switching loss concerns |
| AO3400A | RDS(ON) = 28 mΩ @ 10VGS, no AEC-Q101 qualification, RθJA = 150°C/W (standard FR-4) | Not qualified for automotive use; higher thermal resistance limits current in compact PCBs | Acceptable for consumer-grade 3.3V logic-switching where qualification isn't required |
Compared with DMN2053UQ, DMN2056UQ offers lower conduction loss but sacrifices switching speed, while AO3400A lacks automotive qualification and delivers inferior thermal performance - making DMN2053UQ the optimal balance of AEC-Q101 compliance, 4.5V drive capability, and SOT23 thermal efficiency.
Availability
DMN2053UQ is available at Aetrix Electronics and suitable for automotive body electronics, USB-C power delivery systems, and industrial PLC output stages requiring stable component supply and long-term lifecycle support.
Supply support for DMN2053UQ 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 semiconductor company specializing in discrete, analog, and mixed-signal solutions, with design, manufacturing, and distribution operations across Asia, the Americas, and Europe.
The DMN2053UQ belongs to Diodes' AEC-Q101-qualified power MOSFET product line, engineered specifically for automotive and industrial power-switching applications demanding robustness, low RDS(ON), and reliable gate drive at 3.3V–5V logic levels.
FAQ
Is DMN2053UQ suitable for hot-swap applications?
Yes - its 20V VDSS, low RDS(ON) (35 mΩ @ 4.5VGS), and fast turn-off (tF = 3.8 ns) enable controlled inrush limiting in hot-swap controllers. The device's low input capacitance (Ciss = 414 pF) also reduces gate drive burden during dynamic insertion events.
What is the maximum safe operating area (SOA) at 100°C case temperature?
At TC = 100°C, the SOA is limited by RDS(ON) heating and thermal runaway. Per Figure 12, the device supports 3.5A continuous at 10V VDS for DC operation, or up to 12A for 10ms pulses - assuming proper PCB copper area (1-inch² 2oz Cu) per datasheet Note 6.
Does DMN2053UQ require a gate resistor for stability?
A gate resistor (typically 5–22 Ω) is recommended to dampen ringing caused by parasitic inductance in high-speed switching. The device's low Rg (3.6 Ω) and Crss (43 pF) make it susceptible to oscillation without external gate control, especially in motor-drive or buck-converter topologies.
Can DMN2053UQ be used in parallel configurations?
Parallel operation is feasible due to positive RDS(ON) temperature coefficient (Figure 6), which promotes current sharing. However, layout symmetry, matched gate drive paths, and individual source resistors (≈0.1 Ω) are required to ensure balanced conduction and avoid thermal runaway.
DMN2053UQ-7 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Diodes Incorporated
- Series:
- -
- Package/Case:
- TO-236-3, SC-59, SOT-23-3
- Packaging:
- Bulk
- Product Status:
- Active
- FET Type:
- N-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):
- 1.8V, 10V
- Rds On (Max) @ Id, Vgs:
- 29mOhm @ 6A, 10V
- Vgs(th) (Max) @ Id:
- 1.2V @ 250µA
- Gate Charge (Qg) (Max) @ Vgs:
- 4.6 nC @ 4.5 V
- Vgs (Max):
- ±12V
- Input Capacitance (Ciss) (Max) @ Vds:
- 414 pF @ 10 V
- FET Feature:
- -
- Power Dissipation (Max):
- 800mW (Ta)
- Operating Temperature:
- -55°C ~ 150°C (TJ)
- Grade:
- Automotive
- Qualification:
- AEC-Q101
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- SOT-23-3
DMN2053UQ-7 FAQ
1.How can I place an order for DMN2053UQ-7 through Aetrix?
Please submit a Request for Quotation (RFQ) for DMN2053UQ-7 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 DMN2053UQ-7 reliable?
The price and inventory of DMN2053UQ-7 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for DMN2053UQ-7 is usually 5 days.
3.What payment methods are accepted for DMN2053UQ-7?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for DMN2053UQ-7 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for DMN2053UQ-7?
DMN2053UQ-7 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your DMN2053UQ-7 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 DMN2053UQ-7?
For technical support, including DMN2053UQ-7 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your DMN2053UQ-7 requirements.
6.How does Aetrix verify that DMN2053UQ-7 is sourced from the original manufacturer or authorized distributors?
All DMN2053UQ-7 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 DMN2053UQ-7 meets industry standards.
7.What is the process for return or replacement of DMN2053UQ-7?
All DMN2053UQ-7 units undergo pre-shipment inspection (PSI). If there is an issue with DMN2053UQ-7, 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 DMN2053UQ-7 part is unused and in its original packaging.
Return procedure for DMN2053UQ-7:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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