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Analog Devices Inc./Maxim Integrated MAX20010DATPY/V+T
- Part No.:
- MAX20010DATPY/V+T
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Package:
- 20-WFQFN Exposed Pad
- Datasheet:
-
MAX20010DATPY/V+T.pdf
- Description:
- IC REG BUCK 1.1V 6A 20TQFN
- Quantity:
- Payment:
- Shipping:
Inventory:1,059
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Product details
Overview
The MAX20010DATPY/V+T from Analog Devices is a synchronous step-down DC-DC converter IC designed for automotive point-of-load regulation, delivering up to 6A output current with ±2% output voltage accuracy across load, line, and temperature. It operates from 3.0V to 5.5V input, supports 0.5V–1.5875V programmable output via I²C (10mV/12.5mV steps), and features 2.2MHz fixed-frequency PWM, spread-spectrum modulation, and differential remote sensing.
For engineers reviewing the MAX20010DATPY/V+T datasheet, MAX20010DATPY/V+T pinout, MAX20010DATPY/V+T application, or MAX20010DATPY/V+T equivalent, key selection considerations include AEC-Q100 qualification, I²C-controlled dynamic voltage scaling (DVS) with programmable slew rates, robust overcurrent/overtemperature protection, and compatibility with all-ceramic output capacitors in compact 4mm × 4mm TQFN-EP packaging.
Technical Context
This IC implements current-mode control with integrated high-side (31mΩ typ) and low-side (18mΩ typ) MOSFETs, enabling efficient 6A operation without external power switches. Its 2.2MHz switching frequency-adjustable via SYNC input (1.8–2.6MHz) or configurable as output-supports fast transient response and minimizes EMI through optional ±3% spread-spectrum modulation.
The device integrates differential remote sense (RS+/RS−), programmable soft-start/slew rate (5.5–44 mV/μs), and a dedicated open-drain PGOOD output with 120μs delay. Internal protection includes cycle-by-cycle current limiting (9.7A typ), thermal shutdown at 165°C with 15°C hysteresis, and undervoltage lockout (2.85V rising).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Input Voltage Range | 3.0V to 5.5V - Supports direct connection to automotive battery rail with cold-crank tolerance. |
| Output Voltage Range | 0.5V to 1.5875V - Programmable in 10mV or 12.5mV steps via I²C for precise core voltage scaling. |
| Max Output Current | 6A continuous - Delivers sufficient power for modern automotive SoCs and ADAS processors. |
| Output Accuracy | ±2% over load/line/temp - Ensures stable supply under full operating conditions (-40°C to +125°C). |
| Switching Frequency | 2.2MHz (typ), ±3% spread-spectrum - Enables small external components and reduced radiated emissions. |
| Protection Features | Overcurrent, overtemperature, UVLO, PGOOD - Provides fault detection and safe shutdown without external circuitry. |
| I²C Interface | Up to 3.4MHz, 7-bit address with ADDR pin - Allows dynamic voltage adjustment and real-time status monitoring. |
Pinout & Package
Package: 20-pin TQFN-EP (4mm × 4mm, exposed pad), RoHS-compliant, AEC-Q100 qualified for automotive use.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| LX (Pins 1–4) | Switch node connection | Drives external inductor; all four pins must be shorted together for low-inductance high-current path. |
| PGND (Pins 5–7) | Power ground return | Provides low-impedance return for high-frequency switch currents; separate from analog ground. |
| SDA / SCL | I²C bidirectional data/clock | Supports dynamic voltage configuration and status readback; requires pull-up resistors ≥500Ω. |
| RS+ / RS− | Differential remote sense inputs | Compensates for PCB trace IR drop to maintain ±2% regulation at load point. |
| PG | Open-drain power-good indicator | Asserts low for 120μs after VOUT enters regulation window; requires external pull-up. |
| EN | Active-high enable | Initiates soft-start on rising edge; minimum 1ms low pulse required for complete soft-shutdown. |
| SYNC | Frequency synchronization I/O | Configurable as input (1.8–2.6MHz) for forced-PWM or output (2.2MHz) for multi-device sync. |
| ADDR | I²C slave address select | Sets LSB of 7-bit address (0x38–0x3F); enables multiple devices on same I²C bus. |
| AV / GND / PV | Analog supply / analog ground / power input | Separate AV filtering (100Ω + 1μF) reduces noise sensitivity; PV decoupled with ≥4.7μF ceramic. |
| EP | Exposed thermal pad | Must be soldered to PCB ground plane for thermal management; contributes to θJA = 33°C/W. |
Key Features
| Feature | Design Value |
|---|---|
| Integrated 6A power stage | Eliminates external MOSFETs and gate drivers, reducing BOM count and layout complexity. |
| Differential remote sensing | Compensates for up to 100mV IR drop between IC and load, preserving ±2% output accuracy. |
| I²C-programmable DVS slew rate | Configurable 5.5–44 mV/μs ramp rates prevent overshoot during processor voltage transitions. |
| Spread-spectrum modulation | Reduces peak radiated EMI by spreading 2.2MHz fundamental across ±3% bandwidth. |
| AEC-Q100 Grade-1 qualification | Validated for -40°C to +125°C ambient operation, meeting automotive reliability and stress requirements. |
Applications
| ADAS Camera Power Supply | Automotive Infotainment SoC Core |
|---|---|
Use Scenario: Powers image signal processor (ISP) and MIPI interface in rear-view or surround-view camera modules. IC Role / Device Role / Timing Role: Primary 1.0V/1.2V core regulator with remote sensing to compensate for flex-cable voltage drop. Use Value: Maintains ±2% regulation despite 150mV IR loss across 10cm FPC, ensuring ISP stability during burst capture. | Use Scenario: Supplies CPU/GPU cores in head-unit infotainment systems requiring dynamic voltage scaling. IC Role / Device Role / Timing Role: I²C-controlled buck converter enabling real-time DVFS based on thermal and performance states. Use Value: Achieves 10mV-step voltage adjustments with 5.5–44 mV/μs slew control to prevent logic errors during frequency transitions. |
| Automotive Radar Transceiver Bias | Telematics Control Unit (TCU) PMIC Sub-Regulator |
Use Scenario: Generates clean 1.1V supply for 77GHz radar transceiver RFICs in front-end modules. IC Role / Device Role / Timing Role: Low-noise, spread-spectrum-enabled regulator minimizing switching artifacts near sensitive RF bands. Use Value: 2.2MHz operation with ±3% frequency dither reduces 2nd/3rd harmonics below CISPR 25 Class 5 limits. | Use Scenario: Secondary regulator in TCU PMIC delivering 0.85V to cellular modem baseband processor. IC Role / Device Role / Timing Role: Automotive-grade post-regulator with PGOOD sequencing and thermal fault reporting via I²C. Use Value: Integrated overtemperature flag (VRHOT bit) and OC/UV/OV status bits enable predictive thermal management in sealed enclosures. |
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 |
|---|---|---|---|
| MPQ4436-AEC1 | 4.5A max output, 2.2MHz fixed frequency, no I²C interface, only resistor-programmed VOUT | Lacks dynamic voltage scaling and remote sensing; suitable for static-rail applications only | Select when I²C control and DVS are unnecessary and cost sensitivity outweighs feature set. |
| TPS62864AQRGZTQ1 | 6A output, 2.4MHz, I²C interface, but only 0.3V–1.5V VOUT range and no spread-spectrum option | Missing EMI-reduction features and narrower voltage range; limited to lower-core-voltage SoCs | Prefer when higher switching frequency is critical and spread-spectrum is not required for EMC compliance. |
Compared with MPQ4436-AEC1 and TPS62864AQRGZTQ1, the MAX20010DATPY/V+T uniquely combines 6A capability, full I²C configurability (including slew rate and spread-spectrum), differential remote sensing, and AEC-Q100 Grade-1 rating in a single 4mm × 4mm package-making it optimal for safety-critical ADAS and infotainment power domains where precision, noise control, and functional safety are mandatory.
Availability
MAX20010DATPY/V+T is available at Aetrix Electronics and suitable for automotive ADAS camera modules, infotainment SoC core supplies, radar transceiver biasing, and telematics control units requiring stable component supply with full AEC-Q100 traceability and long-term production support.
Supply support for MAX20010DATPY/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 technologies, serving automotive, industrial, communications, and healthcare markets.
The MAX20010 series belongs to Analog Devices' automotive power management portfolio, engineered specifically for demanding ADAS, infotainment, and body electronics applications requiring high efficiency, ultra-low EMI, and AEC-Q100 compliance.
FAQ
What is the maximum output current capability of the MAX20010DATPY/V+T?
The MAX20010DATPY/V+T delivers up to 6A of continuous output current under typical thermal conditions (θJA = 33°C/W on a four-layer board). This rating assumes proper PCB layout with the exposed pad soldered to a thermal plane and operation within the -40°C to +125°C ambient temperature range. Peak current-limit threshold is 9.7A (typ), providing margin against transient overloads.
Does the MAX20010DATPY/V+T support dynamic voltage scaling (DVS) via I²C?
Yes, the MAX20010DATPY/V+T supports full dynamic voltage scaling via its standard I²C interface. The output voltage can be adjusted in real time between 0.5V and 1.27V in 10mV steps-or between 0.625V and 1.5875V in 12.5mV steps-using the VID register (0x06). Slew rate is independently programmable (5.5–44 mV/μs) via the SLEW register (0x05) to prevent overshoot during transitions.
What protection features are integrated into the MAX20010DATPY/V+T?
The MAX20010DATPY/V+T integrates overcurrent protection (cycle-by-cycle current limit at 9.7A typ), overtemperature shutdown (165°C with 15°C hysteresis), input undervoltage lockout (2.85V rising), and comprehensive fault reporting via the STATUS register (0x03). It also provides open-drain PGOOD output with 120μs delay and differential remote sense inputs to maintain regulation accuracy under load.
Is the MAX20010DATPY/V+T qualified for automotive applications?
Yes, the MAX20010DATPY/V+T is AEC-Q100 Grade-1 qualified, rated for operation from -40°C to +125°C ambient temperature, and designed to meet stringent automotive reliability, ESD, and EMC requirements. Its 20-pin TQFN-EP package with exposed pad supports robust thermal performance in engine bay and cabin environments.
How does the spread-spectrum feature reduce EMI in the MAX20010DATPY/V+T?
The MAX20010DATPY/V+T's spread-spectrum feature modulates the 2.2MHz internal switching frequency by ±3%, distributing energy across a wider bandwidth and reducing peak radiated emissions. This dithering effect lowers the amplitude of fundamental and harmonic frequencies, helping designs meet CISPR 25 Class 5 radiated emissions limits without additional shielding or filtering components.
MAX20010DATPY/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:
- Fixed
- Number of Outputs:
- 1
- Voltage - Input (Min):
- 3V
- Voltage - Input (Max):
- 5.5V
- Voltage - Output (Min/Fixed):
- 1.1V
- Voltage - Output (Max):
- -
- 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)
MAX20010DATPY/V+T FAQ
1.How can I place an order for MAX20010DATPY/V+T through Aetrix?
Please submit a Request for Quotation (RFQ) for MAX20010DATPY/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 MAX20010DATPY/V+T reliable?
The price and inventory of MAX20010DATPY/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 MAX20010DATPY/V+T is usually 5 days.
3.What payment methods are accepted for MAX20010DATPY/V+T?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MAX20010DATPY/V+T transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MAX20010DATPY/V+T?
MAX20010DATPY/V+T orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MAX20010DATPY/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 MAX20010DATPY/V+T?
For technical support, including MAX20010DATPY/V+T datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MAX20010DATPY/V+T requirements.
6.How does Aetrix verify that MAX20010DATPY/V+T is sourced from the original manufacturer or authorized distributors?
All MAX20010DATPY/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 MAX20010DATPY/V+T meets industry standards.
7.What is the process for return or replacement of MAX20010DATPY/V+T?
All MAX20010DATPY/V+T units undergo pre-shipment inspection (PSI). If there is an issue with MAX20010DATPY/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 MAX20010DATPY/V+T part is unused and in its original packaging.
Return procedure for MAX20010DATPY/V+T:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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