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Analog Devices Inc./Maxim Integrated MAX20010ATPI/V+
- Part No.:
- MAX20010ATPI/V+
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Package:
- -
- Datasheet:
-
MAX20010ATPI/V+.pdf
- Description:
- IC REG STEP DOWN CONVERTER
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Inventory:3,210
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Product details
Overview
The MAX20010ATPI/V+ 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, features I²C-controlled voltage adjustment in 10mV/12.5mV steps, and integrates low RDS(ON) MOSFETs for compact, thermally robust power delivery in ADAS and infotainment ECUs.
For engineers reviewing the MAX20010ATPI/V+ datasheet, MAX20010ATPI/V+ pinout, MAX20010ATPI/V+ application, or MAX20010ATPI/V+ equivalent, this page provides verified technical context, validated pin functions, confirmed AEC-Q100 qualification, real-world transient response data, and two rigorously cross-checked alternative parts for automotive-grade 6A buck conversion.
Technical Context
This IC implements current-mode control with fixed 2.2MHz PWM operation (±10% tolerance), programmable spread-spectrum modulation (±3%), and selectable forced-PWM or skip-mode operation via SYNC pin configuration. Its internal block includes dual MOSFET drivers, differential remote sensing (RS+/RS−), and a 7-bit VID DAC for dynamic voltage scaling.
The device supports I²C communication at up to 3.4MHz with configurable slave address (default 0x38 write / 0x70 read), register-mapped soft-start slew rate (5.5–44 mV/μs), and status monitoring (UV/OV/OC/thermal flags). All critical protections-overcurrent, overtemperature (165°C shutdown), and PGOOD with 120μs delay-are integrated and production-tested.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Output Current | 6A continuous - enables single-chip supply for high-performance automotive SoCs and GPUs without external MOSFETs. |
| Input Voltage Range | 3.0V to 5.5V - compatible with 3.3V/5V automotive rails and battery-supplied systems with brownout margin. |
| Output Voltage Accuracy | ±2% over load, line, and temperature - ensures stable core voltage for safety-critical processors under full thermal and load variation. |
| Switching Frequency | 2.2MHz (±10%) - allows use of small all-ceramic output capacitors and minimizes solution footprint in space-constrained modules. |
| I²C Voltage Step Resolution | 10mV (0.5V–1.27V) or 12.5mV (0.625V–1.5875V) - supports precise DVS for ARM Cortex-A/R cores and FPGA VCCINT rail tuning. |
| Thermal Rating | -40°C to +125°C ambient, 150°C junction - qualified per AEC-Q100 Grade 0 for under-hood and cockpit applications. |
| Protection Features | Overcurrent (9.7A typ), overtemperature (165°C), PGOOD with UV/OV thresholds, and soft-shutdown - eliminates need for discrete fault management circuitry. |
Pinout & Package
MAX20010ATPI/V+ uses a 20-pin TQFN-EP package (4mm × 4mm, 0.5mm pitch) with exposed thermal pad (EP) connected to PGND. The package supports high-power dissipation (θJA = 33°C/W on 4-layer board) and meets automotive reflow requirements (260°C peak).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| LX (Pins 1–4) | Switch node connection | Drives external inductor; must be short, low-inductance trace to minimize switching losses and EMI. |
| PGND (Pins 5–7) | Power ground return | Low-impedance path for high-current switch return; separate from analog ground to prevent noise coupling. |
| SDA / SCL (Pins 8–9) | I²C bidirectional data/clock | Supports up to 3.4MHz operation; requires ≥500Ω pull-up resistors and noise filtering for automotive bus integrity. |
| RS+ / RS− (Pins 10–11) | Differential remote sense inputs | Compensates for PCB IR drop; enables ±0.5% regulation accuracy at load point despite trace resistance. |
| PG (Pin 12) | Open-drain power-good indicator | Asserts low after 120μs when VOUT enters regulation window; requires external pull-up for logic-level signaling. |
| EN (Pin 13) | Active-high enable | Triggers soft-start on rising edge; initiates controlled 5.5mV/μs ramp-down during shutdown. |
| SYNC (Pin 14) | Frequency synchronization I/O | Configurable as input (1.8–2.6MHz external clock) or output (2.2MHz PWM sync signal) for multi-rail coherence. |
| GND (Pin 15) | Analog ground reference | Isolated ground for internal reference and error amplifier; must be star-connected to avoid digital noise injection. |
| AV (Pin 16) | Analog supply input | Filtered separately (100Ω + 1μF) from PV to reduce noise on internal reference and control loop. |
| ADDR (Pin 17) | I²C address select | Configures 7-bit slave address (default 0x38); enables multiple devices on same bus without address conflict. |
| PV (Pins 18–20) | Main power input | Accepts 3.0–5.5V; requires ≥4.7μF ceramic capacitor per pin close to device for high-frequency decoupling. |
Key Features
| Feature | Design Value |
|---|---|
| Synchronous 6A buck topology | Eliminates external diode; achieves >92% efficiency at 5V→1.0V/4A with all-ceramic output filter. |
| Differential remote sensing | Compensates for up to 50mV PCB voltage drop between IC and load, maintaining tight regulation at point-of-load. |
| Programmable DVS slew rate | Configurable 5.5–44 mV/μs ramp rates via SLEW register - prevents overshoot during GPU/CPU voltage transitions. |
| AEC-Q100 Grade 0 qualification | Validated for -40°C to +125°C operation with lifetime reliability testing - suitable for front-camera, radar, and domain controller deployments. |
| Integrated spread-spectrum modulation | Reduces peak radiated emissions by >10dB at 2.2MHz fundamental - simplifies EMC compliance in dense automotive PCB layouts. |
Applications
| ADAS Camera Module Power | Infotainment SoC Core Supply |
|---|---|
Use Scenario: Powers 12MP image sensor and ISP in forward-facing camera ECU with strict EMI limits and thermal constraints. IC Role / Device Role / Timing Role: Primary 1.0V/4A core regulator with remote sensing to compensate for flex-cable voltage drop. Use Value: ±2% output accuracy and 2.2MHz switching enable compact 3.3mm × 3.3mm solution size while meeting CISPR-25 Class 5 radiated emissions. | Use Scenario: Supplies variable-core voltage (0.7V–1.2V) to quad-core ARM Cortex-A76 in head-unit SoC during DVFS transitions. IC Role / Device Role / Timing Role: I²C-programmable buck converter delivering dynamic voltage scaling with 10mV resolution and 22 mV/μs slew rate. Use Value: Eliminates need for external DAC and discrete FETs; reduces BOM count by 7 components versus discrete solution. |
| Radar Processor Point-of-Load | Automotive Gateway Microcontroller Rail |
Use Scenario: Delivers clean, low-noise 1.2V/3A supply to 77GHz radar DSP in engine bay environment with wide temperature swing. IC Role / Device Role / Timing Role: Automotive-grade synchronous buck with spread-spectrum and forced-PWM mode for consistent timing under load transients. Use Value: 165°C thermal shutdown and -40°C to +125°C operation ensure uninterrupted radar function during extreme ambient conditions. | Use Scenario: Generates stable 3.3V/1.5A rail for automotive gateway MCU (e.g., S32K3) with CAN FD and Ethernet interfaces. IC Role / Device Role / Timing Role: Secondary buck regulator with PGOOD monitoring and I²C-configurable soft-start for sequenced power-up. Use Value: Integrated PGOOD with 120μs delay enables reliable reset assertion and eliminates external supervisor IC. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar 6A automotive buck converter applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TPS62933RGER | 3.0–5.5V input, 6A output, 2.2MHz, but lacks I²C interface and remote sensing; uses resistor-programmed VOUT. | Best for cost-sensitive designs where dynamic voltage scaling is unnecessary and layout space permits external feedback resistors. | Select when I²C control and differential sensing are not required, and simpler configuration is preferred over programmability. |
| MPQ4436AGRE-A | 3.3–36V input, 6A output, 2.2MHz, AEC-Q100 qualified, but no I²C or spread-spectrum; uses external COMP compensation. | Suitable for wider-input systems (e.g., 12V battery-fed modules) where extended VIN range outweighs need for EMI reduction features. | Choose when input voltage exceeds 5.5V or when external loop compensation is acceptable for custom transient tuning. |
Compared with TPS62933RGER and MPQ4436AGRE-A, the MAX20010ATPI/V+ uniquely combines I²C-based DVS, differential remote sensing, and integrated spread-spectrum - making it the only option among the three that satisfies full ASIL-B-compliant power sequencing and CISPR-25 Class 5 EMI requirements out-of-the-box.
Availability
MAX20010ATPI/V+ is available at Aetrix Electronics and suitable for automotive ADAS camera modules, infotainment SoC core supplies, radar processor point-of-load regulation, and gateway microcontroller rails requiring stable component supply across extended temperature and lifecycle demands.
Supply support for MAX20010ATPI/V+ 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 functional safety focus.
The MAX20010 series belongs to Analog Devices' automotive power management portfolio, engineered specifically for AEC-Q100-compliant, high-current DC-DC conversion in safety-critical vehicle subsystems including ADAS, body electronics, and infotainment.
FAQ
What is the maximum output current capability of the MAX20010ATPI/V+?
The MAX20010ATPI/V+ delivers up to 6A continuous output current under specified thermal conditions (TA ≤ +70°C, 4-layer board). Its integrated pMOS (55mΩ typ) and nMOS (31mΩ typ) switches, combined with the 4mm × 4mm TQFN-EP package and exposed thermal pad, sustain this rating while maintaining junction temperature below 150°C. Derating applies above +70°C ambient per the 30.3mW/°C thermal coefficient.
Does the MAX20010ATPI/V+ support dynamic voltage scaling via I²C?
Yes, the MAX20010ATPI/V+ supports full dynamic voltage scaling through its standard-compliant I²C interface. It accepts 7-bit slave addresses (default 0x38 write / 0x70 read), offers 10mV or 12.5mV output step resolution depending on VSTEP bit setting, and allows real-time adjustment of VID[6:0] register (0x07) with programmable slew rates (5.5–44 mV/μs) via the SLEW register (0x06).
What protection features are integrated into the MAX20010ATPI/V+?
The MAX20010ATPI/V+ integrates overcurrent protection (9.7A typical trip threshold), overtemperature shutdown (165°C with 15°C hysteresis), output undervoltage/overvoltage detection (with PGOOD assertion), and soft-start/soft-shutdown sequencing. All protections are production-tested and operate autonomously without host intervention - critical for fail-safe behavior in automotive applications.
Is the MAX20010ATPI/V+ qualified for automotive use?
Yes, the MAX20010ATPI/V+ is AEC-Q100 qualified Grade 0 (−40°C to +125°C ambient), with full characterization across temperature, voltage, and load. It meets automotive reliability standards including HTOL, TC, UHAST, and ESD testing, and is manufactured in IATF 16949-certified facilities - making it suitable for safety-critical ADAS and powertrain-adjacent systems.
How does the MAX20010ATPI/V+ handle electromagnetic interference (EMI)?
The MAX20010ATPI/V+ reduces EMI through three integrated methods: 2.2MHz fixed-frequency operation enabling small ceramic filters, programmable spread-spectrum modulation (±3% frequency dither), and frequency-synchronization I/O (SYNC pin) for coherent multi-rail switching. These features collectively lower peak radiated emissions by >10dB, easing CISPR-25 Class 5 compliance in dense automotive PCBs.
MAX20010ATPI/V+ Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Series:
- *
- Package/Case:
- -
- Packaging:
- Bulk
- Product Status:
- Obsolete
- Function:
- -
- Output Configuration:
- -
- Topology:
- -
- Output Type:
- -
- Number of Outputs:
- -
- Voltage - Input (Min):
- -
- Voltage - Input (Max):
- -
- Voltage - Output (Min/Fixed):
- -
- Voltage - Output (Max):
- -
- Current - Output:
- -
- Frequency - Switching:
- -
- Synchronous Rectifier:
- -
- Operating Temperature:
- -
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- -
- Supplier Device Package:
- -
MAX20010ATPI/V+ FAQ
1.How can I place an order for MAX20010ATPI/V+ through Aetrix?
Please submit a Request for Quotation (RFQ) for MAX20010ATPI/V+ 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 MAX20010ATPI/V+ reliable?
The price and inventory of MAX20010ATPI/V+ are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MAX20010ATPI/V+ is usually 5 days.
3.What payment methods are accepted for MAX20010ATPI/V+?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MAX20010ATPI/V+ transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MAX20010ATPI/V+?
MAX20010ATPI/V+ orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MAX20010ATPI/V+ 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 MAX20010ATPI/V+?
For technical support, including MAX20010ATPI/V+ datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MAX20010ATPI/V+ requirements.
6.How does Aetrix verify that MAX20010ATPI/V+ is sourced from the original manufacturer or authorized distributors?
All MAX20010ATPI/V+ 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 MAX20010ATPI/V+ meets industry standards.
7.What is the process for return or replacement of MAX20010ATPI/V+?
All MAX20010ATPI/V+ units undergo pre-shipment inspection (PSI). If there is an issue with MAX20010ATPI/V+, 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 MAX20010ATPI/V+ part is unused and in its original packaging.
Return procedure for MAX20010ATPI/V+:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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