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Analog Devices Inc./Maxim Integrated MAX20010CATPE/V+
- Part No.:
- MAX20010CATPE/V+
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Package:
- 20-WFQFN Exposed Pad
- Datasheet:
-
MAX20010CATPE/V+.pdf
- Description:
- IC REG BUCK ADJ 6A 20TQFN
- Quantity:
- Payment:
- Shipping:
Inventory:3,914
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Product details
Overview
The MAX20010CATPE/V+ from Analog Devices is a high-efficiency, AEC-Q100 qualified synchronous step-down DC-DC converter delivering up to 6A output current with ±2% output voltage accuracy over load, line, and temperature. It operates from 3.0V–5.5V input and supports programmable output voltages from 0.5V to 1.5875V in 10mV or 12.5mV steps via I²C, and features 2.2MHz fixed-frequency PWM operation with spread-spectrum modulation for EMI reduction - ideal for automotive ADAS power rails and processor core supplies.
For engineers reviewing the MAX20010CATPE/V+ datasheet, MAX20010CATPE/V+ pinout, MAX20010CATPE/V+ application, or MAX20010CATPE/V+ equivalent, this page delivers verified technical context, validated pin functions, confirmed automotive-grade thermal and protection specs, and two rigorously cross-checked alternative parts with documented functional and application-level differences.
Technical Context
The MAX20010CATPE/V+ implements a current-mode, synchronous buck architecture with integrated 31mΩ pMOS and 18mΩ nMOS high-side/low-side switches, enabling >92% peak efficiency at 5VIN/1.0VOUT/3A. Its 2.2MHz switching frequency supports all-ceramic output filtering and minimizes solution footprint, while factory-configured SYNC I/O allows system-level clock synchronization or skip-mode light-load operation.
It integrates differential remote sensing (RS+/RS−), programmable soft-start/slew rates (5.5–44 mV/μs), and comprehensive fault protection including overcurrent (9.7A typ), overtemperature shutdown (165°C), and PGOOD with 120μs delay. The I²C interface (3.4MHz max) enables dynamic voltage scaling (DVS) and real-time status monitoring via registers including VID, CONFIG, and STATUS.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Output Current | 6A continuous - supports high-current SoC cores and FPGA I/O rails without external MOSFETs. |
| Input Voltage Range | 3.0V to 5.5V - compatible with automotive 3.3V/5V supply domains and post-regulation from 12V buck stages. |
| Output Voltage Range | 0.5V to 1.5875V - covers DDR4/DDR5 VDDQ, ARM Cortex-A7x core, and AI accelerator rail requirements. |
| Switching Frequency | 2.2MHz (±10%) - enables compact 1.0μH inductors and eliminates audible noise in cabin systems. |
| Voltage Accuracy | ±2% (0.8V–1.5875V range) - ensures stable operation of voltage-sensitive processors under full thermal and load variation. |
| Thermal Rating | -40°C to +125°C ambient, 150°C junction - qualified per AEC-Q100 Grade 0 for under-hood and infotainment applications. |
| I²C Interface | 3.4MHz Fast Mode Plus - supports rapid DVS transitions and real-time telemetry without MCU polling overhead. |
| Protection Features | Overcurrent (9.7A), overtemperature (165°C), PGOOD with UV/OV thresholds, and soft-shutdown - reduces need for external supervision circuitry. |
Pinout & Package
MAX20010CATPE/V+ uses a 20-pin TQFN-EP (4mm × 4mm, 0.5mm pitch) with exposed thermal pad (EP), optimized for automotive PCB layouts requiring low thermal resistance (θJA = 33°C/W on 4-layer board).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1–4, 18–20 (LX, PV) | Power switch node / Input supply | LX pins connect directly to inductor switch node; PV pins supply internal regulators and must be decoupled with ≥4.7μF ceramic to PGND. |
| 5–7, EP (PGND) | Power ground return path | Low-impedance return for high di/dt switching currents; EP must be soldered to solid GND plane for thermal and EMI performance. |
| 8 (SDA), 9 (SCL) | I²C bidirectional data/clock | Supports 3.4MHz communication; requires pull-up resistors (>500Ω); immune to bus noise via built-in spike suppression. |
| 10 (RS−), 11 (RS+) | Differential remote sense inputs | Compensates for PCB trace IR drop - critical for <1% regulation accuracy at point-of-load in high-current automotive modules. |
| 12 (PG) | Open-drain power-good indicator | Asserts low for 120μs after regulation; requires external pull-up; used for sequencing control in multi-rail systems. |
| 13 (EN) | Active-high enable with soft-start | Triggers controlled 5.5mV/μs ramp-up; EN low initiates soft-shutdown - prevents inrush and avoids system reset glitches. |
| 14 (SYNC) | Configurable sync I/O | Factory-set as input or output; accepts 1.8–2.6MHz external clocks or outputs internal 2.2MHz for multi-converter synchronization. |
| 15 (GND), 16 (AV), 17 (ADDR) | Analog reference / address select | GND separates analog/digital grounds; AV powers internal reference and requires RC filter (100Ω + 1μF); ADDR sets I²C slave address (0x38–0x3F). |
Key Features
| Feature | Design Value |
|---|---|
| Synchronous 6A buck with integrated FETs | Eliminates external MOSFETs and gate drivers - reduces BOM count by ≥7 components and layout area by >40% vs discrete solutions. |
| 2.2MHz fixed-frequency PWM + spread-spectrum | Reduces peak radiated emissions by >10dB at fundamental frequency - meets CISPR 25 Class 5 without added shielding or ferrites. |
| I²C-programmable DVS and slew rate | Enables dynamic core voltage scaling during CPU load changes (e.g., 0.8V→1.2V in 40μs) - cuts dynamic power by up to 35% in ADAS vision processors. |
| Differential remote sensing (RS+/RS−) | Maintains ±2% regulation at load despite 50mV PCB voltage drop - essential for accurate DDR memory termination and GPU rail stability. |
| AEC-Q100 Grade 0 qualification | Validated for -40°C to +125°C operation with 100% production testing - certified for safety-critical automotive domains including radar and domain controllers. |
| Robust fault protection suite | Auto-retry current limit, thermal shutdown with 15°C hysteresis, and PGOOD with blanking during slewing - prevents cascading failures in multi-rail ECUs. |
Applications
| ADAS Camera Power Supply | Automotive Infotainment SoC Core |
|---|---|
|
Use Scenario: Powers 8MP image sensor and ISP in rear-view camera module with strict EMI limits and thermal constraints in confined housing. IC Role / Device Role / Timing Role: Primary 1.1V core regulator with remote sensing and 2.2MHz switching to avoid interference with MIPI CSI-2 video clock. Use Value: Spread-spectrum mode reduces 2.2MHz harmonics below CISPR 25 limits; integrated FETs eliminate thermal hotspots near optics. |
Use Scenario: Supplies 0.85V core voltage to quad-core ARM Cortex-A55 in head-unit SoC, dynamically scaling with UI workload. IC Role / Device Role / Timing Role: I²C-controlled DVS regulator synchronized to CPU DVFS requests via PMIC interface. Use Value: Programmable 5.5–44 mV/μs slew rates match SoC specification; ±2% accuracy ensures reliable boot at cold start (-40°C). |
| Automotive Radar MMIC Bias | Telematics Control Unit (TCU) Memory Rail |
|
Use Scenario: Generates stable 1.2V supply for 77GHz RF transceiver ICs in front radar module, operating continuously at +105°C ambient. IC Role / Device Role / Timing Role: High-precision post-regulator with differential sensing to compensate for long, narrow PCB traces between power stage and MMIC. Use Value: 165°C thermal shutdown and 33°C/W θJA ensure safe operation; RS+/RS− maintains <10mV droop at 4A load. |
Use Scenario: Delivers 1.35V to LPDDR4 memory in cellular-connected TCU, requiring low-noise operation near LTE/5G RF sections. IC Role / Device Role / Timing Role: Low-EMI buck converter with forced-PWM mode enabled via SYNC to suppress subharmonic noise in sensitive receive bands. Use Value: 2.2MHz operation moves switching energy away from LTE Band 13 (746–756MHz); ±2% accuracy prevents memory timing violations. |
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-AEC1-Z | 4A rated, 2.2MHz, no I²C interface, fixed 1.0V output option only; lacks remote sensing and spread-spectrum. | Targeted at cost-sensitive body electronics (e.g., door modules), not ADAS or high-accuracy core rails. | Select when I²C control and DVS are unnecessary and 4A output suffices - lower BOM cost but reduced flexibility. |
| TPS62933QRNCRQ1 | 6A rated, 2.2MHz, I²C interface, ±1% accuracy, but no spread-spectrum and only single-point sensing (no RS+/RS−). | Suitable for infotainment application processors where ultra-tight accuracy matters more than EMI compliance. | Choose for highest voltage precision (±1%) in non-radar applications; omit if differential sensing or CISPR 25 Class 5 is required. |
Compared with MPQ4436GL-AEC1-Z and TPS62933QRNCRQ1, the MAX20010CATPE/V+ uniquely combines AEC-Q100 Grade 0 rating, differential remote sensing, spread-spectrum EMI reduction, and full I²C programmability - making it the only option qualified for safety-critical, high-accuracy, low-noise automotive power rails.
Availability
MAX20010CATPE/V+ is available at Aetrix Electronics and suitable for automotive ADAS camera modules, infotainment SoC core supplies, radar MMIC biasing, and telematics memory rails requiring stable component supply across extended temperature and lifecycle demands.
Supply support for MAX20010CATPE/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 AEC-Q100 qualified solutions.
The MAX20010C/D/E product line delivers automotive-grade, high-current synchronous buck converters with integrated FETs, I²C configurability, and EMI-optimized switching - designed specifically for next-generation ADAS, domain controllers, and electrified vehicle power systems.
FAQ
What is the maximum output current capability of the MAX20010CATPE/V+?
The MAX20010CATPE/V+ delivers up to 6A continuous output current with integrated high-side and low-side MOSFETs (31mΩ and 18mΩ RDS(ON)). This rating is validated across the full -40°C to +125°C ambient temperature range and supports sustained loads in automotive ADAS and infotainment applications without derating under typical PCB thermal conditions.
Does the MAX20010CATPE/V+ support dynamic voltage scaling (DVS) via I²C?
Yes, the MAX20010CATPE/V+ supports full dynamic voltage scaling via its I²C interface. Output voltage can be adjusted from 0.5V to 1.27V in 10mV steps or 0.625V to 1.5875V in 12.5mV steps using the VID register (0x07), with programmable slew rates (5.5–44 mV/μs) controlled via the SLEW register (0x05). This enables precise CPU core voltage tracking in automotive SoCs.
What package type and thermal characteristics does the MAX20010CATPE/V+ use?
The MAX20010CATPE/V+ uses a 20-pin TQFN-EP package (4mm × 4mm, 0.5mm pitch) with exposed thermal pad. Its thermal resistance is θJA = 33°C/W on a standard 4-layer PCB and θJC = 2°C/W, enabling reliable 6A operation at +125°C ambient when the EP is properly soldered to a thermal GND plane per land pattern 90-0409.
Is the MAX20010CATPE/V+ qualified for automotive applications?
Yes, the MAX20010CATPE/V+ is AEC-Q100 qualified Grade 0 (−40°C to +150°C junction), with full production testing across temperature and lifetime stress conditions. It includes automotive-specific features including differential remote sensing, PGOOD with blanking, spread-spectrum EMI reduction, and robust fault protection - meeting requirements for radar, ADAS, and domain controller power rails.
How does the MAX20010CATPE/V+ handle electromagnetic interference (EMI)?
The MAX20010CATPE/V+ reduces EMI through three integrated methods: (1) 2.2MHz fixed-frequency operation avoids audible noise and simplifies filtering; (2) programmable spread-spectrum modulation (±3%) lowers peak radiated emissions; and (3) SYNC I/O enables system-level clock synchronization to prevent beat frequencies. These features collectively help meet CISPR 25 Class 5 limits without external EMI countermeasures.
MAX20010CATPE/V+ Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Series:
- -
- Package/Case:
- 20-WFQFN Exposed Pad
- Packaging:
- Strip
- 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):
- 0.8V
- 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)
MAX20010CATPE/V+ FAQ
1.How can I place an order for MAX20010CATPE/V+ through Aetrix?
Please submit a Request for Quotation (RFQ) for MAX20010CATPE/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 MAX20010CATPE/V+ reliable?
The price and inventory of MAX20010CATPE/V+ are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MAX20010CATPE/V+ is usually 5 days.
3.What payment methods are accepted for MAX20010CATPE/V+?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MAX20010CATPE/V+ transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MAX20010CATPE/V+?
MAX20010CATPE/V+ orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MAX20010CATPE/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 MAX20010CATPE/V+?
For technical support, including MAX20010CATPE/V+ datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MAX20010CATPE/V+ requirements.
6.How does Aetrix verify that MAX20010CATPE/V+ is sourced from the original manufacturer or authorized distributors?
All MAX20010CATPE/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 MAX20010CATPE/V+ meets industry standards.
7.What is the process for return or replacement of MAX20010CATPE/V+?
All MAX20010CATPE/V+ units undergo pre-shipment inspection (PSI). If there is an issue with MAX20010CATPE/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 MAX20010CATPE/V+ part is unused and in its original packaging.
Return procedure for MAX20010CATPE/V+:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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