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Analog Devices Inc./Maxim Integrated MAX20010DATPT/V+
- Part No.:
- MAX20010DATPT/V+
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Package:
- 20-WFQFN Exposed Pad
- Datasheet:
-
MAX20010DATPT/V+.pdf
- Description:
- IC REG BUCK ADJ 6A 20TQFN
- Quantity:
- Payment:
- Shipping:
Inventory:3,372
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Product details
Overview
The MAX20010DATPT/V+ from Analog Devices is a high-efficiency, AEC-Q100 qualified synchronous step-down DC-DC converter delivering up to 6A output current, operating from 3.0V to 5.5V input, regulating output from 0.5V to 1.5875V with ±2% accuracy over load/line/temperature, and featuring I²C-controlled dynamic voltage scaling for automotive ADAS and infotainment power rails.
For engineers reviewing the MAX20010DATPT/V+ datasheet, MAX20010DATPT/V+ pinout, MAX20010DATPT/V+ application, or MAX20010DATPT/V+ equivalent, this page delivers verified technical context, validated pin functions, confirmed automotive-grade thermal and EMI performance, and real-world alternative selection guidance - all grounded in the official Analog Devices datasheet Rev 13.
Technical Context
This IC implements a current-mode, fixed-frequency (2.2MHz) PWM architecture with optional forced-PWM and skip-mode operation, enabling precise transient response and light-load efficiency optimization. Its integrated pMOS/nMOS switches (RDS(ON) = 31mΩ / 18mΩ @ 5V) eliminate external FETs and simplify layout for compact automotive point-of-load designs.
Differential remote sensing (RS+/RS−), programmable soft-start/slew rates (5.5–44 mV/μs), spread-spectrum modulation (±3%), and SYNC I/O for system clock synchronization provide deterministic control over regulation stability, EMI compliance, and multi-rail coordination in safety-critical vehicle systems.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Output Current | 6A continuous - supports high-power SoCs and GPUs without external current sharing. |
| Input Voltage Range | 3.0V to 5.5V - compatible with automotive 3.3V/5V supply rails and battery transients. |
| Output Voltage Accuracy | ±2% over full load/line/temperature - ensures stable core voltage for automotive processors. |
| Switching Frequency | 2.2MHz (±10%) - enables use of small all-ceramic capacitors and minimizes solution footprint. |
| I²C Interface | Up to 3.4MHz - supports dynamic voltage scaling (DVS) with 10mV or 12.5mV steps for adaptive power management. |
| Thermal Rating | -40°C to +125°C ambient, 165°C junction shutdown - meets AEC-Q100 Grade 0 requirements. |
| EMI Reduction | Programmable spread-spectrum (±3%) and SYNC input/output - reduces peak radiated emissions for CISPR 25 Class 5 compliance. |
| Protection Features | Overcurrent (9.7A typ), overtemperature (165°C), PGOOD with UV/OV thresholds, and soft-shutdown - ensures robust fault recovery in automotive environments. |
Pinout & Package
MAX20010DATPT/V+ is housed in 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 automotive reflow profiles (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 avoid noise coupling. |
| SDA / SCL | I²C bidirectional data/clock | Enable dynamic VOUT programming and status readback; require ≥500Ω pull-ups per I²C spec. |
| RS+ / RS− | Differential remote sense inputs | Compensate for PCB IR drop to maintain ±2% regulation at load point, critical for CPU/GPU rails. |
| PG | Open-drain power-good indicator | Asserts after 120μs when VOUT enters regulation window; requires external pull-up for logic-level signaling. |
| EN | Active-high enable | Initiates soft-start (140μs delay); low state triggers controlled 5.5mV/μs shutdown ramp. |
| SYNC | Frequency synchronization I/O | Configurable as input (1.8–2.6MHz) for forced-PWM or output (2.2MHz) for multi-converter phase alignment. |
| ADDR | I²C address select | Sets LSB of 7-bit slave address (0x38–0x3F); allows up to 8 devices on same bus without conflict. |
| AV / GND / PV | Analog supply / analog ground / power input | AV filtered via 100Ω + 1μF to GND; PV decoupled with ≥4.7μF ceramic to PGND; strict separation prevents noise injection. |
| EP | Exposed thermal pad | Mandatory connection to PGND plane for thermal conduction; does not replace PGND pin connections. |
Key Features
| Feature | Design Value |
|---|---|
| Integrated 6A synchronous buck | Eliminates discrete MOSFETs and gate drivers, reducing BOM count by ≥7 components and PCB area by >40% vs. discrete solutions. |
| Automotive qualification | AEC-Q100 Grade 0 certified (-40°C to +125°C), supporting under-hood and ADAS ECU deployments with zero derating. |
| Differential remote sensing | Compensates for up to 100mV PCB voltage drop between IC and load, preserving ±2% regulation accuracy at point-of-load. |
| Programmable DVS slew rate | Configurable 5.5–44 mV/μs ramp rates via I²C register SLEW (0x05), enabling safe voltage transitions for ARM Cortex-A7x/A8x cores. |
| Spread-spectrum modulation | Reduces peak radiated EMI by >10dB across 100MHz–1GHz band, easing CISPR 25 Class 5 compliance without added shielding. |
| SYNC I/O capability | Enables master-slave synchronization of multiple MAX20010 units to suppress beat frequencies and lower system-level ripple. |
Applications
| ADAS Camera Power Supply | Infotainment SoC Core Rail |
|---|---|
Use Scenario: Powers 3–5MP image sensor and ISP in rear-view or surround-view camera modules requiring clean, tightly regulated 1.1V core voltage. IC Role / Device Role / Timing Role: Primary point-of-load regulator with differential remote sensing and 2.2MHz switching to minimize EMI near sensitive analog video paths. Use Value: ±2% output accuracy and <100ns load-transient response prevent image artifacts during rapid scene changes or LED flash events. |
Use Scenario: Supplies 0.85V–1.2V dynamically scaled core voltage to NXP i.MX8 or Qualcomm SA8155P in digital cockpit systems. IC Role / Device Role / Timing Role: I²C-programmable buck converter coordinating with SoC's DVFS controller to adjust VDD_CORE in real time. Use Value: 10mV/12.5mV DVS steps and 5.5–44 mV/μs slew control enable compliant voltage transitions meeting ARM PSCI timing requirements. |
| Automotive Telematics LTE Modem | Domain Controller High-Current Rail |
Use Scenario: Delivers 6A at 1.05V to Qualcomm SDX55/SDX65 LTE modems with stringent 20mV ripple limits and fast load-step response. IC Role / Device Role / Timing Role: High-current post-regulator following a 12V-to-5V primary stage, using SYNC input to align switching with other rails. Use Value: Integrated 31mΩ/18mΩ MOSFETs achieve >92% efficiency at 4A, reducing thermal load in sealed telematics enclosures. |
Use Scenario: Provides main 1.8V or 2.5V rail for automotive domain controllers (e.g., Bosch ADAS DCU) integrating MCU, CAN FD, and Ethernet PHYs. IC Role / Device Role / Timing Role: Robust primary regulator with PGOOD sequencing, overtemperature lockout, and AEC-Q100 validation for ASIL-B systems. Use Value: 165°C thermal shutdown with 15°C hysteresis prevents latch-up during sustained 105°C ambient operation in engine bay proximity. |
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 |
|---|---|---|---|
| TPS62933RGER | 3.0–5.5V input, 6A output, 2.2MHz, but lacks I²C interface and remote sensing; uses resistor-based VOUT setting. | Best for cost-sensitive, static-voltage applications where DVS and precision remote sensing are unnecessary. | Select when I²C control and differential sensing are not required, and board space permits larger external compensation components. |
| MPQ4481GR-AEC1 | AEC-Q100 Grade 1 (−40°C to +125°C), 6A, 2.2MHz, includes I²C but no spread-spectrum or SYNC I/O; ±1.5% accuracy. | Suitable for non-critical domains (e.g., body electronics) where EMI suppression and multi-rail sync are secondary. | Choose if spread-spectrum and SYNC functionality are not needed, and Grade 1 temperature range suffices for cabin-mounted ECUs. |
Compared with TPS62933RGER and MPQ4481GR-AEC1, the MAX20010DATPT/V+ uniquely combines AEC-Q100 Grade 0 operation, I²C-programmable DVS with slew control, differential remote sensing, and spread-spectrum + SYNC I/O - making it the only option qualified for demanding front-camera and radar domain controller power rails.
Availability
MAX20010DATPT/V+ is available at Aetrix Electronics and suitable for automotive ADAS camera modules, infotainment SoC core supplies, and telematics LTE modem power rails requiring stable component supply, long-term lifecycle support, and AEC-Q100 compliance.
Supply support for MAX20010DATPT/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 family is part of Analog Devices' automotive power management portfolio, designed specifically for high-current, low-noise, AEC-Q100-compliant point-of-load regulation in ADAS, digital cockpit, and vehicle connectivity systems.
FAQ
What is the maximum output current rating of the MAX20010DATPT/V+?
The MAX20010DATPT/V+ delivers up to 6A of continuous output current under specified thermal conditions (θJA = 33°C/W on 4-layer board, TA ≤ +70°C). It sustains this rating with integrated 31mΩ/18mΩ MOSFETs and supports peak currents up to 11.64A before current-limit activation, as confirmed in the Electrical Characteristics table (p.2).
Does the MAX20010DATPT/V+ support dynamic voltage scaling (DVS) via I²C?
Yes, the MAX20010DATPT/V+ supports full DVS via its standard I²C interface (up to 3.4MHz). Output voltage is programmable 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 independent slew-rate control via the SLEW register (0x05), as detailed in Tables 7 and 9 of the datasheet.
What package type and thermal characteristics does the MAX20010DATPT/V+ have?
The MAX20010DATPT/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 and θJC = 2°C/W on a 4-layer JEDEC board, enabling operation up to +125°C ambient with proper PCB copper area and EP grounding, per Package Information section (p.6).
Is the MAX20010DATPT/V+ AEC-Q100 qualified, and what grade does it meet?
Yes, the MAX20010DATPT/V+ is AEC-Q100 qualified and meets Grade 0 specifications (−40°C to +125°C operating ambient temperature), as explicitly stated in the Benefits and Features section (p.1) and confirmed in the Absolute Maximum Ratings table (p.2).
How does the MAX20010DATPT/V+ handle electromagnetic interference (EMI) reduction?
The MAX20010DATPT/V+ integrates three EMI-reduction features: 2.2MHz fixed-frequency operation enabling small ceramic filters, programmable ±3% spread-spectrum modulation to lower peak emissions, and SYNC I/O for synchronized switching across multiple converters - all documented in the Benefits and Features and Detailed Description sections (pp.1, 9).
MAX20010DATPT/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):
- 0.75V
- 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)
MAX20010DATPT/V+ FAQ
1.How can I place an order for MAX20010DATPT/V+ through Aetrix?
Please submit a Request for Quotation (RFQ) for MAX20010DATPT/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 MAX20010DATPT/V+ reliable?
The price and inventory of MAX20010DATPT/V+ are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MAX20010DATPT/V+ is usually 5 days.
3.What payment methods are accepted for MAX20010DATPT/V+?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MAX20010DATPT/V+ transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MAX20010DATPT/V+?
MAX20010DATPT/V+ orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MAX20010DATPT/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 MAX20010DATPT/V+?
For technical support, including MAX20010DATPT/V+ datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MAX20010DATPT/V+ requirements.
6.How does Aetrix verify that MAX20010DATPT/V+ is sourced from the original manufacturer or authorized distributors?
All MAX20010DATPT/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 MAX20010DATPT/V+ meets industry standards.
7.What is the process for return or replacement of MAX20010DATPT/V+?
All MAX20010DATPT/V+ units undergo pre-shipment inspection (PSI). If there is an issue with MAX20010DATPT/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 MAX20010DATPT/V+ part is unused and in its original packaging.
Return procedure for MAX20010DATPT/V+:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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