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Analog Devices Inc./Maxim Integrated MAX20010DATPO/V+T
- Part No.:
- MAX20010DATPO/V+T
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Package:
- 20-WFQFN Exposed Pad
- Datasheet:
-
MAX20010DATPO/V+T.pdf
- Description:
- IC REG BUCK ADJ 6A 20TQFN
- Quantity:
- Payment:
- Shipping:
Inventory:4,094
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Product details
Overview
The MAX20010DATPO/V+T from Analog Devices is a high-efficiency, synchronous 6A step-down DC-DC converter designed for automotive point-of-load regulation. It operates from 3.0V to 5.5V input, delivers 0.5V–1.5875V output with ±2% accuracy over load/line/temperature, features I²C-controlled dynamic voltage scaling, and integrates low-RDS(ON) MOSFETs in a thermally enhanced 20-pin TQFN package.
For engineers reviewing the MAX20010DATPO/V+T datasheet, MAX20010DATPO/V+T pinout, MAX20010DATPO/V+T application, or MAX20010DATPO/V+T equivalent, this page provides verified technical context, real-world design meaning of key specs, validated pin functions, automotive-grade protection features, and two confirmed alternative parts with documented functional and application-level differences.
Technical Context
This IC implements current-mode control with fixed 2.2MHz PWM operation and selectable skip mode for light-load efficiency. Its internal architecture includes dual integrated MOSFETs (31mΩ pMOS / 18mΩ nMOS), differential remote sensing (RS+/RS−), and programmable soft-start/slew rates via I²C registers.
The device supports system-level synchronization through its bidirectional SYNC pin (1.8–2.6MHz input or 2.2MHz output), spread-spectrum modulation (±3%), and robust fault handling including overcurrent shutdown with 4ms retry cycle, thermal shutdown at 165°C, and PGOOD with 120μs delay and hysteresis-based OV/UV thresholds.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Output Current | 6A continuous - supports high-power SoC core rails without external power stages |
| Input Voltage Range | 3.0V to 5.5V - compatible with automotive 3.3V/5V supply domains and battery transients |
| Output Voltage Range | 0.5V–1.5875V in 10mV or 12.5mV steps - enables precise DVS for processors and FPGAs |
| Accuracy | ±2% over full load/line/temp - ensures stable core voltage under worst-case conditions |
| Switching Frequency | 2.2MHz (±10%) - allows all-ceramic output filtering and compact PCB layout |
| Thermal Rating | -40°C to +125°C ambient, 150°C junction - AEC-Q200 qualified for under-hood use |
| I²C Interface | Up to 3.4MHz clock, 7-bit address with ADDR pin selection - enables real-time rail tuning in multi-rail systems |
Pinout & Package
MAX20010DATPO/V+T is housed in a 20-pin, 4mm × 4mm thermally enhanced TQFN package with exposed pad (EP), optimized for automotive thermal management and board space constraints.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| LX (Pins 1–4) | Switch node connection | Drives external inductor; all four pins must be shorted to minimize parasitic inductance and EMI |
| PGND (Pins 5–7) | Power ground return | Low-impedance path for high di/dt currents; separate from analog ground to reduce noise coupling |
| SDA / SCL | I²C data/clock interface | Supports dynamic voltage adjustment and status monitoring; requires ≥500Ω pull-up resistors |
| RS+ / RS− | Differential remote sense inputs | Compensates for PCB IR drop to maintain ±2% regulation at load point |
| PG | Open-drain power-good signal | Asserts after 120μs when VOUT is within 92–108% of target; requires external pull-up |
| EN | Active-high enable | Initiates soft-start on rising edge; triggers controlled 5.5mV/μs shutdown when pulled low |
| SYNC | Frequency sync I/O | Configurable as input (1.8–2.6MHz) for forced-PWM or output (2.2MHz) for multi-device synchronization |
| ADDR | I²C slave address select | Sets LSB of 7-bit address (0x38–0x3F); enables up to 8 devices on same bus |
| AV / GND / PV | Analog supply / analog ground / power input | Separate AV filtering (100Ω + 1μF) prevents digital noise from affecting reference stability |
| EP | Exposed thermal pad | Must be soldered to solid ground plane; contributes to θJA = 33°C/W on 4-layer board |
Key Features
| Feature | Design Value |
|---|---|
| Integrated 6A synchronous buck stage | Eliminates need for external MOSFETs and gate drivers; reduces BOM count and layout complexity |
| Differential remote sensing (RS+/RS−) | Maintains ±2% output accuracy at load despite PCB trace resistance up to 50mΩ |
| I²C-programmable DVS slew rate | Configurable 5.5–44 mV/μs ramp rates prevent overshoot during processor state transitions |
| Spread-spectrum modulation (±3%) | Reduces peak radiated emissions by >10dB at 2.2MHz fundamental without adding filter components |
| AEC-Q100 Grade-0 qualification | Validated for -40°C to +125°C operation with 150°C junction limit - suitable for engine compartment placement |
Applications
| ADAS Domain Controller Power | Infotainment SoC Core Rail |
|---|---|
Use Scenario: Powers vision-processing SoCs (e.g., NVIDIA Orin, TI Jacinto) requiring dynamic voltage scaling across performance states. IC Role / Device Role / Timing Role: Primary core voltage regulator with I²C-controlled DVS and fast transient response (<10μs recovery). Use Value: Enables 30% lower active power vs. fixed-voltage solutions while maintaining <±2% regulation during 4A load steps. | Use Scenario: Supplies GPU and CPU cores in head-unit systems where EMI must meet CISPR-25 Class 5 limits. IC Role / Device Role / Timing Role: High-frequency (2.2MHz), spread-spectrum DC-DC converter with SYNC output for multi-rail coherence. Use Value: All-ceramic solution fits in <120mm² footprint; SS modulation avoids 2.2MHz harmonic peaks in critical 1–10MHz band. |
| Automotive Telematics Modem Rail | Body Control Module Microcontroller Supply |
Use Scenario: Delivers clean 1.1V rail to LTE/C-V2X modems operating in stop-start battery environments. IC Role / Device Role / Timing Role: Input-robust buck converter with UVLO (2.85V rise) and PGOOD sequencing for modem boot integrity. Use Value: Maintains regulation down to 3.0V input during cold-crank; PGOOD ensures modem firmware loads only after stable VOUT. | Use Scenario: Powers 32-bit microcontrollers (e.g., NXP S32K, Infineon TC3xx) in BCMs requiring long-term reliability. IC Role / Device Role / Timing Role: AEC-Q100 qualified 6A regulator with overtemperature lockout and 125°C ambient rating. Use Value: Eliminates derating concerns in sealed enclosures; thermal shutdown at 165°C protects against sustained overload. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar synchronous step-down converter applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPQ4436GL-A | 4A rated, 2.2MHz, no I²C interface, no remote sensing, smaller 3mm × 4mm QFN | Lacks DVS and precision remote sensing - suitable for fixed-voltage MCU rails only | Select when cost and size outweigh programmability and accuracy requirements |
| TPS6286418RTER | 6A rated, 2.2MHz, I²C interface, but no spread spectrum or SYNC I/O; 1.2V factory preset only | Requires external resistor network for adjustable output; no automotive qualification | Select for non-automotive industrial applications needing I²C control without AEC-Q100 |
Compared with MPQ4436GL-A and TPS6286418RTER, the MAX20010DATPO/V+T uniquely combines 6A capability, AEC-Q100 Grade-0 qualification, differential remote sensing, and full I²C programmability - making it the only option for safety-critical ADAS core rails requiring dynamic voltage scaling and EMI compliance.
Availability
MAX20010DATPO/V+T is available at Aetrix Electronics and suitable for automotive ADAS domain controllers, infotainment SoC power delivery, telematics modem supplies, and body control module microcontroller regulation requiring stable component supply across extended temperature and lifecycle demands.
Supply support for MAX20010DATPO/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 power management semiconductors, serving automotive, industrial, and communications markets with precision, reliability, and integration.
The MAX20010 family is part of Analog Devices' automotive power management portfolio, engineered specifically for ASIL-B compliant subsystems requiring high-current, low-noise, and dynamically configurable DC-DC conversion in harsh environments.
FAQ
What is the maximum output current capability of the MAX20010DATPO/V+T?
The MAX20010DATPO/V+T delivers up to 6A continuous output current under typical thermal conditions (θJA = 33°C/W on a 4-layer board). This rating is maintained across the full -40°C to +125°C ambient range when using proper PCB copper area and the exposed pad (EP) is soldered to a solid ground plane. Peak current capability is limited by the internal pMOS overcurrent threshold of 7.76A–11.64A.
Does the MAX20010DATPO/V+T support dynamic voltage scaling via I²C?
Yes, the MAX20010DATPO/V+T supports full dynamic voltage scaling (DVS) via its standard-compliant I²C interface. Output voltage can be adjusted in 10mV steps from 0.5V to 1.27V or in 12.5mV steps from 0.625V to 1.5875V using the VID register (0x07). Slew rate is independently programmable via the SLEW register (0x06) to prevent overshoot during transitions.
What protection features does the MAX20010DATPO/V+T include?
The MAX20010DATPO/V+T integrates overcurrent protection (OCP) with automatic 4ms shutdown/restart cycling, overtemperature shutdown at 165°C with 15°C hysteresis, input undervoltage lockout (UVLO) at 2.85V (rising), and open-drain PGOOD with programmable OV/UV thresholds. All protections are fully autonomous and require no external components to function.
Is the MAX20010DATPO/V+T qualified for automotive applications?
Yes, the MAX20010DATPO/V+T is AEC-Q100 Grade-0 qualified (-40°C to +125°C ambient), with a maximum junction temperature of +150°C. It meets automotive reliability, ESD, and transient immunity requirements, and is designed for use in ADAS, infotainment, telematics, and body electronics systems where functional safety and long-term stability are critical.
Can the MAX20010DATPO/V+T synchronize to an external clock source?
Yes, the MAX20010DATPO/V+T supports external frequency synchronization via its bidirectional SYNC pin. When configured as an input, it accepts external clocks from 1.8MHz to 2.6MHz to force fixed-frequency PWM operation. When configured as an output, it drives other compatible devices at its internal 2.2MHz switching frequency, enabling coherent multi-rail timing in complex automotive power systems.
MAX20010DATPO/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:
- Adjustable
- Number of Outputs:
- 1
- Voltage - Input (Min):
- 3V
- Voltage - Input (Max):
- 5.5V
- Voltage - Output (Min/Fixed):
- 0.91V
- Voltage - Output (Max):
- -
- Current - Output:
- 6A
- Frequency - Switching:
- 2.2MHz
- Synchronous Rectifier:
- Yes
- Operating Temperature:
- -40°C ~ 125°C
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 20-TQFN (4x4)
MAX20010DATPO/V+T FAQ
1.How can I place an order for MAX20010DATPO/V+T through Aetrix?
Please submit a Request for Quotation (RFQ) for MAX20010DATPO/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 MAX20010DATPO/V+T reliable?
The price and inventory of MAX20010DATPO/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 MAX20010DATPO/V+T is usually 5 days.
3.What payment methods are accepted for MAX20010DATPO/V+T?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MAX20010DATPO/V+T transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MAX20010DATPO/V+T?
MAX20010DATPO/V+T orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MAX20010DATPO/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 MAX20010DATPO/V+T?
For technical support, including MAX20010DATPO/V+T datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MAX20010DATPO/V+T requirements.
6.How does Aetrix verify that MAX20010DATPO/V+T is sourced from the original manufacturer or authorized distributors?
All MAX20010DATPO/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 MAX20010DATPO/V+T meets industry standards.
7.What is the process for return or replacement of MAX20010DATPO/V+T?
All MAX20010DATPO/V+T units undergo pre-shipment inspection (PSI). If there is an issue with MAX20010DATPO/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 MAX20010DATPO/V+T part is unused and in its original packaging.
Return procedure for MAX20010DATPO/V+T:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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