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Diodes Incorporated DMN3401LVQ-7
- Part No.:
- DMN3401LVQ-7
- Manufacturer:
- Diodes Incorporated
- Category:
- FET, MOSFET Arrays
- Package:
- SOT-563, SOT-666
- Datasheet:
-
DMN3401LVQ-7.pdf
- Description:
- MOSFET 2N-CH 30V 0.8A SOT563
- Quantity:
- Payment:
- Shipping:
Inventory:2,530
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Product details
Overview
DMN3401LVQ from Diodes Incorporated is a dual N-channel enhancement-mode MOSFET in SOT563 package, rated for 30V VDSS, 0.4Ω RDS(ON) @ 10VGS, and 1.1A ID at +25°C - designed for automotive motor control, DC-DC converters, and backlighting power stages.
For engineers reviewing the DMN3401LVQ datasheet, DMN3401LVQ pinout, DMN3401LVQ application, or DMN3401LVQ equivalent, key selection criteria include AEC-Q101 qualification, low RDS(ON) at 4.5VGS (0.7Ω), fast switching (tF = 13.8ns), ESD-protected gate, and thermal resistance of 155°C/W on standard FR-4 layout.
Technical Context
This dual N-channel MOSFET integrates two matched silicon die in a single SOT563 package with shared source terminals per channel, enabling half-bridge or dual-switch topologies. Its gate threshold voltage (0.8–1.6V) supports direct 3.3V/5V logic drive, and low input capacitance (Ciss = 50pF) minimizes driver loading.
The device operates across –55°C to +150°C junction temperature range and features fully isolated body diodes with VSD = 0.7–1.2V at 0.1A. Thermal performance is validated per JESD51-7 on 2oz copper FR-4 with minimum pad layout (RθJA = 155°C/W) and extended layout (RθJA = 257°C/W).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VDSS | 30V - supports 24V automotive rail and 12V system designs without derating |
| RDS(ON) @ 10VGS | 0.4Ω max - enables <100mW conduction loss at 500mA load current |
| RDS(ON) @ 4.5VGS | 0.7Ω max - ensures reliable turn-on with 3.3V microcontroller GPIOs |
| ID (TA = +25°C) | 0.8A - continuous current rating under standard PCB thermal conditions |
| Ciss | 50pF - reduces gate drive power and improves switching efficiency in high-frequency DC-DC |
| tF | 13.8ns - enables >1MHz PWM operation with minimal dead-time overhead |
| Qg @ 10VGS | 1.2nC - allows low-power gate drivers (e.g., TC4427) to achieve full enhancement in <20ns |
Pinout & Package
Package: SOT563 - 6-pin ultra-small surface-mount package (1.6 × 1.6 × 0.6mm), molded green compound, matte tin annealed terminations, moisture sensitivity level 1.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | Source 1 | Common return path for Channel 1; electrically isolated from Source 2 |
| 2 | Gate 1 | Control terminal for Channel 1; ESD-protected, threshold 0.8–1.6V |
| 3 | Drain 1 | High-side or low-side switch node for Channel 1; rated 30V, 0.8A |
| 4 | Drain 2 | Independent switch node for Channel 2; identical rating to Drain 1 |
| 5 | Gate 2 | Independent control for Channel 2; no internal cross-coupling with Gate 1 |
| 6 | Source 2 | Return path for Channel 2; isolated from Source 1 to support floating configurations |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q101 qualified | Validated for automotive use per stress test requirements including HTGB, HTRB, and ESD-HBM ≥2kV |
| Low RDS(ON) at 4.5VGS | 0.7Ω max enables direct interface with 3.3V MCUs without level-shifting circuitry |
| Fast switching (tF = 13.8ns) | Reduces transition losses in 500kHz–2MHz buck converters and motor gate drivers |
| ESD-protected gate | HBM rating ≥2kV per JEDEC JS-001 - eliminates need for external gate protection diodes |
| Green, lead-free, halogen-free | Complies with RoHS 3 (2015/863/EU), antimony <1000ppm, Br+Cl <1500ppm |
Applications
| Automotive Motor Control | LED Backlight Dimming |
|---|---|
Use Scenario: Driving brushed DC motors in HVAC actuators and seat positioners in passenger vehicles. IC Role / Device Role / Timing Role: Low-side switch for PWM-controlled motor current; dual-channel configuration enables bidirectional control with external H-bridge logic. Use Value: 0.7Ω RDS(ON) at 4.5VGS limits I²R loss to <400mW at 0.75A, reducing thermal stress in confined cabin modules. |
Use Scenario: Constant-current dimming of multi-string LED arrays in instrument cluster and center console displays. IC Role / Device Role / Timing Role: High-speed PWM switch in constant-current sink topology; synchronized with display timing controller. Use Value: 13.8ns fall time supports 2kHz+ dimming frequency without visible flicker, while low Ciss minimizes gate drive current demand. |
| Automotive DC-DC Converters | Body Control Module Power Management |
Use Scenario: Synchronous rectification in 5V/3.3V buck converters powering infotainment SoCs and ADAS sensors. IC Role / Device Role / Timing Role: Secondary-side synchronous FET; driven by dedicated gate driver IC with adaptive dead-time control. Use Value: 0.4Ω RDS(ON) at 10VGS achieves >92% efficiency at 1A output, outperforming discrete Schottky alternatives by 3–5%. |
Use Scenario: Load switching for auxiliary functions (window lift, mirror fold, interior lighting) in centralized BCMs. IC Role / Device Role / Timing Role: Protected high-side or low-side power switch with integrated gate protection and thermal monitoring capability. Use Value: AEC-Q101 qualification and PPAP support ensure compliance with OEM BOM validation requirements; 155°C/W RθJA enables compact 4-layer PCB layouts. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual N-channel MOSFET applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| DMN3029LSD-13 | Single-channel, 30V, 0.029Ω RDS(ON) @ 10VGS, SO-8 package | Higher current (6.5A), larger footprint, no dual-channel integration | Select when higher current per channel and board space allow SO-8; not pin-compatible |
| NTMFS4C09NT1G | Dual N-channel, 30V, 0.009Ω RDS(ON) @ 10VGS, PowerSO-8 package | Lower RDS(ON) but requires thermal vias and larger copper area; not AEC-Q101 qualified | Choose for non-automotive high-efficiency DC-DC where qualification is not required |
Compared with DMN3401LVQ, DMN3029LSD-13 offers lower on-resistance but lacks dual-channel integration and automotive qualification, while NTMFS4C09NT1G delivers superior conduction performance but sacrifices AEC-Q101 compliance and compact SOT563 form factor.
Availability
DMN3401LVQ is available at Aetrix Electronics and suitable for automotive motor control, LED backlight dimming, and body control module power management requiring stable component supply across production lifecycles.
Supply support for DMN3401LVQ 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, specializing in high-reliability components for automotive, industrial, and computing markets.
The DMN3401LVQ belongs to Diodes' AEC-Q101-qualified automotive MOSFET product line, engineered specifically for space-constrained, thermally demanding power switching in vehicle subsystems.
FAQ
Is DMN3401LVQ suitable for hot-swap applications?
No - DMN3401LVQ lacks integrated slew-rate control, current limiting, or fault reporting features required for safe hot-swap insertion. Its gate threshold and RDS(ON) are optimized for steady-state switching, not inrush management. For hot-swap, consider dedicated load switches like AP22653 or TPS229xx series.
What is the maximum allowable gate-source voltage during transient conditions?
The absolute maximum VGS is ±20V per datasheet Section "Maximum Ratings". Exceeding this - even briefly - risks permanent gate oxide damage. Designers must limit gate drive transients using clamping diodes or resistor-capacitor snubbers, especially in inductive load circuits.
Can DMN3401LVQ be used in linear regulator pass transistor applications?
No - its Safe Operating Area (SOA) curve (Figure 12) shows limited DC capability: only 0.1A at 10V VDS and 0.02A at 20V VDS. Linear regulation demands sustained operation in the ohmic region with adequate thermal margin; this device is optimized for switching, not analog pass operation.
Does the SOT563 package support reflow soldering per IPC-J-STD-020?
Yes - the SOT563 package has Moisture Sensitivity Level 1 (MSL-1), meaning it may be stored indefinitely at ≤30°C/60% RH and subjected to standard Pb-free reflow profiles (peak 260°C, 20–40s above 217°C) without baking or special handling.
DMN3401LVQ-7 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Diodes Incorporated
- Series:
- -
- Package/Case:
- SOT-563, SOT-666
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Technology:
- MOSFET (Metal Oxide)
- Configuration:
- 2 N-Channel (Dual)
- FET Feature:
- -
- Drain to Source Voltage (Vdss):
- 30V
- Current - Continuous Drain (Id) @ 25°C:
- 800mA (Ta)
- Rds On (Max) @ Id, Vgs:
- 400mOhm @ 590mA, 10V
- Vgs(th) (Max) @ Id:
- 1.6V @ 100µA
- Gate Charge (Qg) (Max) @ Vgs:
- 1.2nC @ 10V
- Input Capacitance (Ciss) (Max) @ Vds:
- 50pF @ 15V
- Power - Max:
- 490mW (Ta)
- Operating Temperature:
- -55°C ~ 150°C (TJ)
- Grade:
- Automotive
- Qualification:
- AEC-Q101
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- SOT-563
DMN3401LVQ-7 FAQ
1.How can I place an order for DMN3401LVQ-7 through Aetrix?
Please submit a Request for Quotation (RFQ) for DMN3401LVQ-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 DMN3401LVQ-7 reliable?
The price and inventory of DMN3401LVQ-7 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for DMN3401LVQ-7 is usually 5 days.
3.What payment methods are accepted for DMN3401LVQ-7?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for DMN3401LVQ-7 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for DMN3401LVQ-7?
DMN3401LVQ-7 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your DMN3401LVQ-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 DMN3401LVQ-7?
For technical support, including DMN3401LVQ-7 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your DMN3401LVQ-7 requirements.
6.How does Aetrix verify that DMN3401LVQ-7 is sourced from the original manufacturer or authorized distributors?
All DMN3401LVQ-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 DMN3401LVQ-7 meets industry standards.
7.What is the process for return or replacement of DMN3401LVQ-7?
All DMN3401LVQ-7 units undergo pre-shipment inspection (PSI). If there is an issue with DMN3401LVQ-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 DMN3401LVQ-7 part is unused and in its original packaging.
Return procedure for DMN3401LVQ-7:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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