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Analog Devices Inc./Maxim Integrated MAX20010DATPN/V+
- Part No.:
- MAX20010DATPN/V+
- Manufacturer:
- Analog Devices Inc./Maxim Integrated
- Package:
- 20-WFQFN Exposed Pad
- Datasheet:
-
MAX20010DATPN/V+.pdf
- Description:
- IC REG BUCK ADJ 6A 20TQFN
- Quantity:
- Payment:
- Shipping:
Inventory:3,810
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Product details
Overview
The MAX20010DATPN/V+ 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–5.5V input, supports 0.5V–1.5875V programmable output via I²C, and features 2.2MHz fixed-frequency PWM operation with spread-spectrum modulation for EMI reduction.
For engineers reviewing the MAX20010DATPN/V+ datasheet, MAX20010DATPN/V+ pinout, MAX20010DATPN/V+ application, or MAX20010DATPN/V+ equivalent, key selection considerations include its AEC-Q100 qualification, differential remote sensing capability, I²C-controlled dynamic voltage scaling (DVS) with 10mV/12.5mV step resolution, and integrated overcurrent/overtemperature protection in a thermally enhanced 20-pin TQFN package.
Technical Context
This IC implements current-mode control with forced-PWM, skip-mode, and frequency-synchronization I/O-enabling system-level timing coordination and light-load efficiency optimization. Its internal architecture integrates low-RDS(ON) pMOS (31–55mΩ) and nMOS (18–31mΩ) power switches, a 7-bit DAC for VID-based voltage setting, and a dedicated error amplifier with remote sense inputs (RS+, RS−).
The device supports dual I²C voltage ranges: 0.5V–1.27V in 10mV steps and 0.625V–1.5875V in 12.5mV steps, with programmable soft-start slew rates (5.5–44 mV/μs) and configurable spread-spectrum (±3%) to suppress radiated emissions. The PGOOD output provides regulated-status indication with 120μs delay and hysteresis-based OV/UV thresholds.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Input Voltage Range | 3.0V to 5.5V - Enables direct connection to automotive 3.3V/5V rails without pre-regulation. |
| Output Current | Up to 6A continuous - Supports high-power microcontrollers, SoCs, and FPGAs in ADAS and infotainment systems. |
| Output Voltage Accuracy | ±2% over load/line/temp - Ensures stable core supply for sensitive digital loads without external trimming. |
| Switching Frequency | 2.2MHz (typ), 2.0–2.4MHz range - Allows use of small all-ceramic output capacitors and compact inductor sizing. |
| I²C Interface | Up to 3.4MHz clock rate, 7-bit slave address with ADDR pin select - Enables dynamic voltage scaling and real-time telemetry in multi-rail systems. |
| Thermal Performance | θJA = 33°C/W (4-layer board), θJC = 2°C/W - Facilitates thermal management in dense automotive PCB layouts with exposed-pad grounding. |
| Protection Features | Overcurrent (7.76–11.64A threshold), overtemperature shutdown (165°C), short-circuit recovery - Provides autonomous fault handling without host intervention. |
| Operating Temperature | −40°C to +125°C ambient - Meets under-hood automotive requirements per AEC-Q100 Grade 1. |
Pinout & Package
Package: 20-pin TQFN-EP (4mm × 4mm, 0.5mm pitch) with exposed thermal pad (EP), RoHS-compliant, moisture sensitivity level 3.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1–4, 18–20 (LX, PV) | Power switch node / Input supply | LX pins connect to inductor switch node; PV pins accept 3.0–5.5V input with local 4.7µF ceramic decoupling - parallel routing minimizes loop inductance. |
| 5–7, EP (PGND) | Power ground / Thermal path | PGND pins and exposed pad must be connected to solid ground plane - critical for EMI control and thermal dissipation (θJC = 2°C/W). |
| 8–9 (SDA, SCL) | I²C bidirectional data/clock | Supports 3.4MHz operation; requires ≥500Ω pull-up resistors - enables dynamic voltage adjustment and status monitoring without additional GPIOs. |
| 10–11 (RS−, RS+) | Differential remote sense inputs | Compensates for IR drop across PCB traces - maintains ±2% regulation at load point, not at IC pins. |
| 12 (PG) | Open-drain power-good indicator | Asserts low after 120μs when VOUT enters regulation window; OV/UV thresholds vary by setpoint (e.g., 105–111% for 0.8–1.5875V outputs). |
| 13 (EN) | Active-high enable with soft-start | Triggers controlled 5.5–44 mV/μs output ramp-up; minimum 1ms low pulse required for full soft-shutdown sequence. |
| 14 (SYNC) | Configurable sync I/O | Factory-programmable as input (1.8–2.6MHz external clock) or output (2.2MHz PWM frequency) - enables multi-converter synchronization. |
| 15 (GND), 16 (AV) | Analog reference ground / Filtered analog supply | GND separates analog circuitry; AV requires RC filter (100Ω + 1µF) to reduce noise coupling into internal reference and error amp. |
| 17 (ADDR) | I²C address select | Configures LSB of 7-bit slave address (0x38–0x3F); allows up to 8 devices on same bus without address conflict. |
Key Features
| Feature | Design Value |
|---|---|
| Integrated 6A synchronous buck stage | Eliminates need for external MOSFETs and gate drivers - reduces BOM count and layout complexity while improving efficiency at 6A load. |
| Differential remote voltage sensing | Compensates for up to 100mV IR drop between IC and load - ensures precise regulation at processor core or FPGA VCCINT pins. |
| Programmable DVS slew rate | Configurable 5.5–44 mV/μs ramp rates via I²C register (SLEW[3:0]) - balances transient response and inrush current during mode transitions. |
| Spread-spectrum modulation | ±3% frequency dithering around 2.2MHz - lowers peak radiated emissions by >10dB, easing CISPR 25 Class 5 compliance. |
| AEC-Q100 Grade 1 qualification | Validated for −40°C to +125°C operation with HTOL, TC, and ESD testing - suitable for engine control, ADAS camera modules, and body electronics. |
| Robust fault protection | Auto-retry short-circuit response (4ms off-time), thermal shutdown with 15°C hysteresis, and PGOOD deassertion during faults - prevents system latch-up. |
Applications
| ADAS Camera Power Supply | Automotive Infotainment SoC Core Rail |
|---|---|
|
Use Scenario: Powers image signal processor (ISP) and MIPI interface in rear-view or surround-view cameras operating in under-hood environments. IC Role / Device Role / Timing Role: Primary 1.1V/1.2V core regulator with remote sensing to compensate for long flex-cable voltage drop. Use Value: Maintains ±2% output accuracy despite 85°C ambient and 6A pulsed loads, while 2.2MHz switching avoids interference with MIPI clock bands. |
Use Scenario: Supplies configurable core voltage to quad-core ARM-based infotainment processors requiring dynamic voltage/frequency scaling. IC Role / Device Role / Timing Role: I²C-controlled buck converter enabling real-time DVS during CPU load changes (e.g., navigation vs. audio playback). Use Value: Achieves 10mV-step voltage adjustments with 5.5–44 mV/μs slew control - eliminates need for discrete DAC + LDO solutions. |
| Automotive Radar Transceiver Bias | Body Control Module Microcontroller Rail |
|
Use Scenario: Generates stable 1.0V supply for 77GHz radar transceiver ASICs in front-end modules exposed to vibration and thermal cycling. IC Role / Device Role / Timing Role: High-PSRR, low-noise buck regulator with spread-spectrum EMI suppression to avoid spectral overlap with radar chirp signals. Use Value: 2.2MHz fixed frequency and ±3% dithering reduce peak emissions below CISPR 25 limits without shielding or ferrites. |
Use Scenario: Delivers 3.3V rail to 32-bit microcontrollers in door modules, seat controllers, and lighting ECUs with intermittent high-current actuator loads. IC Role / Device Role / Timing Role: Robust point-of-load regulator with overcurrent protection that auto-recovers from motor stall conditions. Use Value: Integrated 11.64A current limit and 4ms retry cycle prevent brownouts during simultaneous window lift and mirror adjust operations. |
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-output variants only | Lacks dynamic voltage scaling and remote sensing - suitable for fixed-voltage MCU rails but not SoC cores requiring DVS | Select when cost-sensitive designs require AEC-Q100 compliance without programmability or high-current capability. |
| TPS6286418ARQYR | 6A rated, 2.5MHz, I²C interface, but only −40°C to +105°C rating and no AEC-Q100 qualification | Not qualified for under-hood use; lacks differential remote sense and spread-spectrum EMI reduction | Prefer for cabin-grade applications where extended temperature range and automotive EMI robustness are not required. |
Compared with MPQ4436GL-AEC1-Z and TPS6286418ARQYR, the MAX20010DATPN/V+ uniquely combines AEC-Q100 Grade 1 qualification, 6A capability, I²C-based DVS, differential remote sensing, and spread-spectrum EMI control - making it the only option for safety-critical, thermally demanding, and dynamically scaled automotive loads.
Availability
MAX20010DATPN/V+ is available at Aetrix Electronics and suitable for automotive ADAS camera modules, infotainment SoC core supplies, radar transceiver biasing, and body control module microcontroller rails requiring stable component supply across extended temperature and lifecycle demands.
Supply support for MAX20010DATPN/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, engineered specifically for AEC-Q100-compliant, high-current, low-noise DC-DC conversion in ADAS, infotainment, and electrification systems.
FAQ
What is the maximum output current capability of the MAX20010DATPN/V+?
The MAX20010DATPN/V+ delivers up to 6A of continuous output current under specified thermal conditions (θJA = 33°C/W on a 4-layer board). This rating assumes proper PCB layout with the exposed pad soldered to a thermal ground plane and adequate airflow. Peak current capability is limited by the internal pMOS current-limit threshold of 7.76–11.64A, which triggers auto-retry protection during overload events. The MAX20010DATPN/V+ sustains 6A output while maintaining ±2% regulation across −40°C to +125°C ambient temperature.
Does the MAX20010DATPN/V+ support remote voltage sensing?
Yes, the MAX20010DATPN/V+ supports true differential remote voltage sensing via dedicated RS+ and RS− pins. This feature compensates for IR drop across PCB traces or connectors between the IC and load, ensuring ±2% output voltage accuracy at the point of load rather than at the IC's output pin. The remote sense inputs are internally connected to the error amplifier, enabling precise regulation for high-current applications like SoC core supplies where trace resistance can cause significant voltage loss.
How does the I²C interface of the MAX20010DATPN/V+ enable dynamic voltage scaling?
The MAX20010DATPN/V+ uses its I²C interface to support dynamic voltage scaling (DVS) through programmable VID registers (0x06) and slew-rate control (0x05). Voltage can be adjusted in 10mV steps (0.5V–1.27V) or 12.5mV steps (0.625V–1.5875V), with ramp rates configurable from 5.5 to 44 mV/μs. This allows real-time adaptation to processor load states - for example, lowering core voltage during idle to reduce power consumption while ramping up before burst-mode execution. The MAX20010DATPN/V+ implements this without external components or host GPIO overhead.
What EMI-reduction features does the MAX20010DATPN/V+ include?
The MAX20010DATPN/V+ incorporates three hardware-level EMI-reduction features: (1) 2.2MHz fixed switching frequency - places noise above sensitive AM/FM and radar bands; (2) programmable spread-spectrum modulation (±3% frequency dither) - smears spectral energy to lower peak emissions; and (3) frequency-synchronization I/O - enables phase alignment of multiple converters to cancel ripple currents. These features collectively ease compliance with CISPR 25 Class 5 radiated emissions limits in automotive environments without requiring external filters or shielding.
Is the MAX20010DATPN/V+ qualified for automotive applications?
Yes, the MAX20010DATPN/V+ is AEC-Q100 qualified (Grade 1: −40°C to +125°C ambient), with full test documentation covering HTOL, temperature cycling, ESD, and mechanical shock. It meets automotive reliability standards for use in engine compartments, ADAS sensors, and infotainment systems. The device includes automotive-specific protections including overtemperature shutdown with 15°C hysteresis, short-circuit auto-recovery, and PGOOD assertion with blanking during voltage slewing - all validated across the full temperature range. The MAX20010DATPN/V+ is designed for long-term deployment in safety-critical vehicle subsystems.
MAX20010DATPN/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):
- 1V
- 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)
MAX20010DATPN/V+ FAQ
1.How can I place an order for MAX20010DATPN/V+ through Aetrix?
Please submit a Request for Quotation (RFQ) for MAX20010DATPN/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 MAX20010DATPN/V+ reliable?
The price and inventory of MAX20010DATPN/V+ are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MAX20010DATPN/V+ is usually 5 days.
3.What payment methods are accepted for MAX20010DATPN/V+?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MAX20010DATPN/V+ transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MAX20010DATPN/V+?
MAX20010DATPN/V+ orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MAX20010DATPN/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 MAX20010DATPN/V+?
For technical support, including MAX20010DATPN/V+ datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MAX20010DATPN/V+ requirements.
6.How does Aetrix verify that MAX20010DATPN/V+ is sourced from the original manufacturer or authorized distributors?
All MAX20010DATPN/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 MAX20010DATPN/V+ meets industry standards.
7.What is the process for return or replacement of MAX20010DATPN/V+?
All MAX20010DATPN/V+ units undergo pre-shipment inspection (PSI). If there is an issue with MAX20010DATPN/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 MAX20010DATPN/V+ part is unused and in its original packaging.
Return procedure for MAX20010DATPN/V+:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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