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Analog Devices Inc./Maxim Integrated MAX20010DATPQ/V+T
- Part No.:
- MAX20010DATPQ/V+T
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Package:
- 20-WFQFN Exposed Pad
- Datasheet:
-
MAX20010DATPQ/V+T.pdf
- Description:
- IC REG BUCK PROG 6A 20TQFN
- Quantity:
- Payment:
- Shipping:
Inventory:3,408
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Product details
Overview
The MAX20010DATPQ/V+T from Analog Devices is a synchronous 6A step-down DC-DC converter for automotive point-of-load regulation, operating from 3.0V to 5.5V input and delivering 0.5V–1.5875V output with ±2% accuracy over load, line, and temperature. It features 2.2MHz fixed-frequency PWM, I²C-controlled dynamic voltage scaling (10mV/12.5mV steps), and AEC-Q100 qualification for under-hood applications.
For engineers reviewing the MAX20010DATPQ/V+T datasheet, MAX20010DATPQ/V+T pinout, MAX20010DATPQ/V+T application, or MAX20010DATPQ/V+T equivalent, key selection criteria include its 20-pin TQFN-EP package with exposed pad, integrated low-RDS(ON) MOSFETs (31mΩ pMOS / 18mΩ nMOS), spread-spectrum EMI reduction, and remote sensing capability for high-precision rail regulation in ADAS and infotainment systems.
Technical Context
This IC implements current-mode control with programmable forced-PWM/skip-mode operation and a 2.2MHz switching frequency optimized for ceramic capacitor compatibility and minimal PCB footprint. Its internal block includes a 7-bit DAC for VID-based voltage setting, dual-loop error amplifier, and dedicated current-limit comparator with 7.76A–11.64A threshold range.
The device supports system-level synchronization via bidirectional SYNC I/O (1.8–2.6MHz input or 2.2MHz output), differential remote sensing (RS+/RS−), and I²C register access (up to 3.4MHz) for real-time configuration of soft-start slew rate (5.5–44 mV/μs), spread-spectrum enable, and FPWM mode - all validated across −40°C to +125°C ambient.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Input Voltage Range | 3.0V to 5.5V - supports direct connection to automotive battery rails with transient tolerance up to 6V. |
| Output Current | Up to 6A continuous - enables single-chip power delivery for high-performance SoCs and FPGAs without external MOSFETs. |
| Output Voltage Accuracy | ±2% over full load/line/temp - ensures stable core voltage for processors requiring tight regulation windows. |
| Switching Frequency | 2.2MHz (±10%) - allows use of small 0805/1206 ceramic capacitors and reduces solution size vs. lower-frequency converters. |
| I²C Interface Speed | Up to 3.4MHz - supports fast dynamic voltage scaling during processor DVFS transitions without bus contention. |
| Thermal Shutdown | 165°C with 15°C hysteresis - protects against sustained overload while enabling recovery after cooling. |
| Package | 20-pin TQFN-EP (4mm × 4mm, 0.5mm pitch) - provides low thermal resistance (θJA = 33°C/W) for conduction-cooled automotive layouts. |
Pinout & Package
MAX20010DATPQ/V+T uses a 20-pin thermally enhanced TQFN package (4mm × 4mm) with exposed pad (EP) soldered to PCB ground for optimal heat dissipation. Pin numbering follows standard top-view orientation with Pin 1 at top-left corner.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| LX (Pins 1–4) | Switch node connection | Connects directly to inductor switch node; all four pins must be shorted on PCB for low-inductance, high-current return path. |
| PGND (Pins 5–7) | Power ground reference | Provides low-impedance return for high-side/nMOS switching currents; separate from analog ground (GND) to minimize noise coupling. |
| SDA / SCL | I²C serial interface | Enable real-time voltage adjustment and status monitoring; require ≥500Ω pull-up resistors per I²C spec. |
| RS+ / RS− | Differential remote sense inputs | Measure output voltage at load point to compensate for IR drop in PCB traces - critical for <1% regulation error. |
| PG | Open-drain power-good indicator | Asserts low for 120μs after VOUT enters regulation window; requires external pull-up for logic-level signaling. |
| EN | Active-high enable | Initiates soft-start on rising edge; minimum 1ms low pulse required for complete soft-shutdown sequence. |
| SYNC | Frequency sync I/O | Configurable as input (1.8–2.6MHz) for system clock alignment or output (2.2MHz) for multi-converter synchronization. |
| ADDR | I²C address select | Sets LSB of 7-bit slave address (0x38–0x3F); allows up to 8 devices on same I²C bus without address conflict. |
| AV / PV / GND | Analog/power/ground supplies | AV filtered via 100Ω + 1μF to GND; PV decoupled with ≥4.7μF ceramic to PGND; GND isolated from PGND for noise separation. |
| EP | Exposed thermal pad | Mandatory connection to PCB ground plane; contributes >50% of total heat removal - not optional for AEC-Q100 compliance. |
Key Features
| Feature | Design Value |
|---|---|
| Integrated 6A synchronous buck | Eliminates need for external high-side/low-side MOSFETs and gate drivers - reduces BOM count by ≥8 components and layout area by >40%. |
| Differential remote sensing | Compensates for up to 100mV IR drop between converter output and load, maintaining ±2% regulation at point-of-load under dynamic current steps. |
| Programmable DVS slew rate | Configurable soft-start and dynamic voltage scaling rates (5.5–44 mV/μs) prevent overshoot/undershoot during CPU/FPGA voltage transitions. |
| Spread-spectrum modulation | Reduces peak radiated emissions by >10dB at 2.2MHz fundamental and harmonics - simplifies EMC validation for ISO 11452-2/ISO 10605 compliance. |
| AEC-Q100 Grade-1 qualification | Validated for −40°C to +125°C operation with 100% production testing - meets automotive functional safety requirements for non-safety-critical power rails. |
Applications
| ADAS Camera Module Power | Infotainment SoC Core Rail |
|---|---|
Use Scenario: Powers 12MP image sensor and ISP in rear-view camera module with strict EMI limits and thermal constraints inside plastic housing. IC Role / Device Role / Timing Role: Primary 1.1V/4A core regulator with remote sensing to maintain <±15mV regulation at sensor die despite 80mΩ trace resistance. Use Value: 2.2MHz switching avoids AM radio band interference; spread-spectrum further lowers peak emissions to pass CISPR 25 Class 5 radiated tests. | Use Scenario: Supplies 0.85V core voltage to quad-core ARM Cortex-A76 SoC in head-unit with dynamic DVFS based on workload. IC Role / Device Role / Timing Role: I²C-configurable buck converter delivering 6A peak current with programmable 10mV-step voltage adjustments synchronized to CPU frequency scaling. Use Value: 3.4MHz I²C interface enables sub-10μs voltage updates during DVFS transitions, minimizing energy waste during idle-to-active state changes. |
| Automotive Telematics Gateway | Domain Controller Low-Voltage Rail |
Use Scenario: Generates 1.0V rail for LTE modem and GNSS receiver in telematics control unit exposed to wide ambient temperature swings. IC Role / Device Role / Timing Role: Automotive-grade 6A buck with −40°C to +125°C operation and PGOOD sequencing for modem boot integrity. Use Value: ±2% output accuracy over temperature ensures reliable modem operation without derating; PGOOD timeout prevents premature firmware execution. | Use Scenario: Provides 0.75V/5A supply to AI accelerator ASIC in zonal domain controller with strict thermal management requirements. IC Role / Device Role / Timing Role: High-efficiency synchronous buck using exposed-pad TQFN for conduction cooling in densely packed 8-layer board. Use Value: θJA = 33°C/W enables 6A operation at +85°C ambient without heatsink; EP grounding satisfies ISO 16750-4 vibration reliability requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar synchronous buck converter applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPQ4436GL-AEC1 | 4A rated, 2.2MHz, no I²C interface, fixed 0.6V–3.3V output via resistor divider | Lacks dynamic voltage scaling and remote sensing - suitable only for static-rail applications like memory or peripheral supplies | Select when cost sensitivity outweighs programmability needs and load current ≤4A |
| TPS62933QRNCRQ1 | 6A rated, 2.2MHz, I²C-compatible but no spread-spectrum or SYNC I/O; 0.4V–3.3V output range | Supports wider output range but lacks automotive-specific features like AEC-Q100 Grade-1 and differential sensing | Prefer for non-automotive industrial applications requiring broader VOUT flexibility |
Compared with MPQ4436GL-AEC1 and TPS62933QRNCRQ1, the MAX20010DATPQ/V+T uniquely combines AEC-Q100 Grade-1 qualification, differential remote sensing, and I²C-programmable spread-spectrum - making it the only option qualified for precision core rails in ADAS and domain controllers where EMI, thermal, and regulation accuracy are co-constrained.
Availability
MAX20010DATPQ/V+T is available at Aetrix Electronics and suitable for automotive ADAS camera modules, infotainment SoC core rails, and telematics gateway power supplies requiring stable component supply across extended temperature ranges and long product lifecycles.
Supply support for MAX20010DATPQ/V+T 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
Analog Devices is a global leader in high-performance analog, mixed-signal, and digital signal processing semiconductors, serving automotive, industrial, communications, and healthcare markets with precision power, sensing, and connectivity solutions.
The MAX20010 family is part of Analog Devices' automotive power management portfolio, designed specifically for demanding point-of-load regulation in ADAS, infotainment, and domain controller applications where AEC-Q100 compliance, EMI robustness, and precise voltage control are mandatory.
FAQ
What is the maximum output current capability of the MAX20010DATPQ/V+T?
The MAX20010DATPQ/V+T delivers up to 6A continuous output current under typical conditions (TA = +25°C, 2-layer board). Derating applies above +70°C ambient, with thermal shutdown activating at 165°C junction temperature. The device's integrated 31mΩ pMOS and 18mΩ nMOS switches enable this rating without external components, verified across −40°C to +125°C operation per AEC-Q100 Grade-1 test plan.
Does the MAX20010DATPQ/V+T support dynamic voltage scaling via I²C?
Yes, the MAX20010DATPQ/V+T supports dynamic voltage scaling (DVS) through its I²C interface. Output voltage can be adjusted in 10mV steps from 0.5V to 1.27V or 12.5mV steps from 0.625V to 1.5875V using the VID register (0x06). Slew rate is independently programmable via the SLEW register (0x05), allowing controlled transitions to prevent overshoot during CPU/FPGA DVFS events.
What package type and thermal characteristics does the MAX20010DATPQ/V+T use?
The MAX20010DATPQ/V+T uses a 20-pin TQFN-EP package (4mm × 4mm, 0.5mm pitch) with exposed thermal pad (EP). Its thermal resistance is θJA = 33°C/W and θJC = 2°C/W on a four-layer board. The EP must be soldered to a solid PCB ground plane to achieve these values - critical for maintaining <125°C junction temperature at 6A load in automotive under-hood environments.
How does the MAX20010DATPQ/V+T handle electromagnetic interference (EMI)?
The MAX20010DATPQ/V+T reduces EMI through three integrated features: 2.2MHz fixed-frequency operation (placing noise above AM band), programmable spread-spectrum modulation (±3% frequency dithering), and frequency synchronization I/O (SYNC pin). These features collectively lower peak radiated emissions by >10dB, enabling compliance with CISPR 25 Class 5 without additional shielding or filtering components.
Is the MAX20010DATPQ/V+T qualified for automotive applications?
Yes, the MAX20010DATPQ/V+T is AEC-Q100 Grade-1 qualified (−40°C to +125°C ambient), with 100% production testing across temperature and electrical parameters. It includes automotive-specific protections: open-drain PGOOD with 120μs timeout, thermal shutdown with 15°C hysteresis, short-circuit protection with automatic retry, and robust ESD immunity (HBM >2kV). These features meet ISO 16750-2/ISO 16750-4 requirements for powertrain and body electronics.
MAX20010DATPQ/V+T Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Series:
- -
- Package/Case:
- 20-WFQFN Exposed Pad
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Function:
- Step-Down
- Output Configuration:
- Positive
- Topology:
- Buck
- Output Type:
- Programmable
- Number of Outputs:
- 1
- Voltage - Input (Min):
- 3V
- Voltage - Input (Max):
- 5.5V
- Voltage - Output (Min/Fixed):
- 0.5V
- Voltage - Output (Max):
- 1.5875V
- Current - Output:
- 6A
- Frequency - Switching:
- 2.2MHz
- Synchronous Rectifier:
- Yes
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 20-TQFN (4x4)
MAX20010DATPQ/V+T FAQ
1.How can I place an order for MAX20010DATPQ/V+T through Aetrix?
Please submit a Request for Quotation (RFQ) for MAX20010DATPQ/V+T 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 MAX20010DATPQ/V+T reliable?
The price and inventory of MAX20010DATPQ/V+T are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MAX20010DATPQ/V+T is usually 5 days.
3.What payment methods are accepted for MAX20010DATPQ/V+T?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MAX20010DATPQ/V+T transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MAX20010DATPQ/V+T?
MAX20010DATPQ/V+T orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MAX20010DATPQ/V+T 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 MAX20010DATPQ/V+T?
For technical support, including MAX20010DATPQ/V+T datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MAX20010DATPQ/V+T requirements.
6.How does Aetrix verify that MAX20010DATPQ/V+T is sourced from the original manufacturer or authorized distributors?
All MAX20010DATPQ/V+T 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 MAX20010DATPQ/V+T meets industry standards.
7.What is the process for return or replacement of MAX20010DATPQ/V+T?
All MAX20010DATPQ/V+T units undergo pre-shipment inspection (PSI). If there is an issue with MAX20010DATPQ/V+T, 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 MAX20010DATPQ/V+T part is unused and in its original packaging.
Return procedure for MAX20010DATPQ/V+T:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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