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NXP Semiconductors MPF5200AMBA4ESR2
- Part No.:
- MPF5200AMBA4ESR2
- Manufacturer:
- NXP Semiconductors
- Category:
- Power Management - Specialized
- Package:
- 32-PowerWFQFN
- Datasheet:
-
MPF5200AMBA4ESR2.pdf
- Description:
- POWER MANAGEMENT IC, PRE-PROG, 3
- Quantity:
- Payment:
- Shipping:
Inventory:3,961
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Product details
Overview
MPF5200AMBA4ESR2 from NXP Semiconductors is an automotive-grade power management IC (PMIC) designed as the primary core power supply for the S32R45 radar processor. It integrates two 8 A buck regulators (0.6 V–1.2 V, ±1.5% accuracy), ASIL B safety monitoring, one-time programmable (OTP) configuration storage, and a 3.4 MHz I²C interface - enabling precise voltage sequencing and dynamic voltage scaling in automotive radar systems.
For engineers reviewing the MPF5200AMBA4ESR2 datasheet, MPF5200AMBA4ESR2 pinout, MPF5200AMBA4ESR2 application, or MPF5200AMBA4ESR2 equivalent, this device requires attention to its OTP-programmed S32R45 Core configuration, wettable-flank 32-pin FC-QFN package, ASIL B functional safety architecture, and dual-buck regulator startup sequencing - all critical for radar domain controller power integrity and fail-safe compliance.
Technical Context
The MPF5200AMBA4ESR2 implements a deterministic state machine with ASIL B–qualified self-test routines including ABIST, bandgap consistency checks (±4–12%), 20 MHz oscillator tolerance validation (±15%), and mirror register CRC verification. Its dual-buck topology supports independent or dual-phase operation with programmable current limit, spread-spectrum modulation, and manual frequency tuning.
Startup is governed by OTP-loaded sequences: V1P5D powers first, followed by SW1 and SW2 regulators per configured order; RESETBMCU release signals system readiness. Fault handling includes thermal shutdown (>150 °C), UV/OV detection, watchdog event counting (WD_MAX_CNT), and fail-safe transition upon three consecutive self-test failures (ST_COUNT = 3).
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Buck Regulators | Two independent 8 A buck converters (SW1/SW2), output 0.6–1.2 V at ±1.5% accuracy - delivers core rail power for S32R45 with tight regulation under dynamic load transients. |
| I²C Interface | High-speed 3.4 MHz I²C bus - enables real-time DVS, fault register readback, and runtime configuration updates without interrupting operation. |
| Safety Certification | ASIL B compliant per ISO 26262 - includes independent voltage/thermal monitoring, watchdog timer, ABIST, and fail-safe state transition on critical faults. |
| OTP Configuration | One-time programmable memory storing startup voltage, sequencing order, and safety parameters - eliminates external resistors and reduces BOM count by up to 7 components. |
| Operating Temperature | −40 °C to +125 °C ambient - qualified for automotive engine bay and radar ECU placement with full functionality across extended range. |
| Package | 32-pin HWQFN (5 mm × 5 mm × 0.68 mm), wettable flank - supports automated optical inspection (AOI) and high-reliability solder joint formation in automotive reflow profiles. |
| Thermal Resistance | RθJC(bottom) = 3.3 °C/W - enables >4 W continuous power dissipation with standard 2s2p PCB layout and thermal vias under exposed pad. |
Pinout & Package
MPF5200AMBA4ESR2 uses a 32-pin HWQFN (SOT2039-2(SC)) thermally enhanced package with wettable flank and 0.5 mm pitch. Exposed pad must be connected to AGND/PGND for thermal and electrical integrity.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| SW1IN (pins 2–4) | SW1 input supply | Accepts 2.7–5.5 V input for first buck regulator; triple parallel pins reduce IR drop and improve current sharing. |
| SW1LX (pins 1, 31–32) | SW1 switching node | Connects to external high-side MOSFET gate driver output; multiple pins minimize switching loop inductance. |
| SW2IN (pins 21–23) | SW2 input supply | Dedicated 2.7–5.5 V input for second buck regulator; electrically isolated from SW1IN for rail independence. |
| SW2LX (pins 24–26) | SW2 switching node | Drives second buck's power stage; separate routing prevents cross-coupling between SW1/SW2 switching paths. |
| SW1FB / SW2FB (pins 9, 16) | Feedback nodes | Resistor-divider inputs for closed-loop voltage regulation; support 6.25 mV output step resolution. |
| V1P5D (pin 10) | 1.5 V LDO output | Always-on 1.5 V rail powering internal analog blocks and I/O buffers; enables communication before main regulators start. |
| SCL / SDA (pins 18, 17) | I²C interface | 3.4 MHz capable bidirectional bus; VDDIO-referenced (1.65–3.6 V) for compatibility with S32R45 GPIO levels. |
| RESETBMCU (pin 8) | Processor reset output | Open-drain active-low signal released after successful power-up sequence - directly controls S32R45 reset timing. |
| PGOOD (pin 7) | Power-good monitor | Active-high open-drain output indicating both SW1 and SW2 outputs are within regulation tolerance (±5%). |
| TBBEN (pin 11) | Test-before-boot enable | Input that triggers ASIL B self-test routine before power-up; required for safety-critical radar boot validation. |
Key Features
| Feature | Design Value |
|---|---|
| Dual 8 A Buck Regulation | Enables single-chip core power for S32R45 radar SoC with independent voltage control, phase interleaving, and <1.5% output error - eliminating need for discrete DC-DC controllers. |
| ASIL B Functional Safety Architecture | Includes ABIST, dual-bandgap monitoring, watchdog counter, CRC-protected registers, and fail-safe state transition - satisfies ISO 26262 requirements for radar domain controllers without external safety monitors. |
| OTP-Programmed Startup Sequence | Stores regulator enable order, voltage setpoints, and safety thresholds in non-volatile memory - removes external configuration resistors and ensures repeatable, production-validated power-up behavior. |
| 3.4 MHz I²C Runtime Control | Supports dynamic voltage scaling during radar mode transitions (e.g., low-power standby → high-resolution scan) with sub-10 µs register update latency. |
| Thermally Optimized QFN Package | 3.3 °C/W junction-to-case (bottom) resistance with wettable flank - achieves >4 W dissipation at 125 °C ambient using standard 2s2p PCB layout and 3×3 thermal via array. |
Applications
| Radar Domain Controller Power | Automotive ADAS Sensor Hub |
|---|---|
Use Scenario: Powers S32R45 radar processor in 77 GHz front-end modules requiring strict voltage accuracy, fast transient response, and ASIL B compliance. IC Role / Device Role / Timing Role: Primary core PMIC delivering 0.85 V @ 6 A to S32R45 CPU cluster with programmable DVS and synchronized PGOOD assertion. Use Value: Eliminates discrete buck controllers and external safety monitors while meeting ISO 26262 ASIL B requirements for radar ECU certification. |
Use Scenario: Supplies multiple voltage rails (core, I/O, PLL) to multi-sensor fusion hubs integrating radar, camera, and ultrasonic processing. IC Role / Device Role / Timing Role: Centralized power manager coordinating startup/shutdown sequencing across heterogeneous sensor subsystems via I²C. Use Value: Reduces total power solution footprint by 40% versus discrete regulators and enables unified fault reporting across sensor domains. |
| Automotive Radar Calibration System | High-Performance Automotive Infotainment SoC |
Use Scenario: Provides stable, low-noise power to RF calibration circuits and ADC reference supplies during factory radar alignment. IC Role / Device Role / Timing Role: Precision voltage source with <1.5% regulation and integrated thermal monitoring - ensures measurement repeatability across temperature gradients. Use Value: Enables in-line calibration without external lab-grade power supplies, reducing test time and equipment cost. |
Use Scenario: Delivers core, GPU, and memory rails to high-end infotainment SoCs (e.g., i.MX 8 series) in digital cockpits with thermal constraints. IC Role / Device Role / Timing Role: Secondary PMIC companion to main power controller - handles auxiliary domain power with independent sequencing and fault isolation. Use Value: Supports rapid boot (<500 ms) and dynamic power states (e.g., display dimming) via I²C-controlled DVS without MCU intervention. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual-buck PMIC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPF5200AMBA2ESR2 | OTP-configured for LX2160A Ethernet application; I²C address 0x0A; lacks S32R45-specific core rail timing. | Targeted at networking processors, not radar SoCs - incompatible OTP sequence and voltage setpoints for S32R45. | Select only if migrating from LX2160A-based designs; requires full OTP reprogramming and hardware validation for S32R45 use. |
| MPF5200AMMG2ESR2 | QM (non-ASIL) grade; no self-test, ABIST, or fail-safe state; I²C address 0x09; rated for industrial, not automotive temp range. | Intended for LA1224 core power in non-safety-critical industrial gateways - missing ASIL B diagnostics and thermal shutdown thresholds. | Not suitable for automotive radar; acceptable only in cost-sensitive, non-certified applications where functional safety is not required. |
Compared with MPF5200AMBA2ESR2 and MPF5200AMMG2ESR2, the MPF5200AMBA4ESR2 uniquely provides S32R45-optimized OTP firmware, ASIL B self-test execution on TBBEN assertion, and thermal derating validated to 125 °C ambient - making it the only drop-in solution for production radar ECUs requiring ISO 26262 compliance.
Availability
MPF5200AMBA4ESR2 is available at Aetrix Electronics and suitable for automotive radar domain controllers, ADAS sensor fusion hubs, and high-performance infotainment systems requiring stable component supply, long-term lifecycle assurance, and ASIL B–certified power management.
Supply support for MPF5200AMBA4ESR2 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
NXP Semiconductors is a global semiconductor leader specializing in secure connectivity solutions for automotive, industrial, and IoT applications, with deep expertise in automotive radar and functional safety.
The PF5200 product line delivers highly integrated, ASIL B–certified PMICs optimized for NXP's S32R and LX series radar and networking processors - enabling compact, reliable, and safety-compliant power architectures.
FAQ
What is the OTP configuration purpose for MPF5200AMBA4ESR2?
The OTP memory in MPF5200AMBA4ESR2 stores factory-programmed parameters including startup voltage setpoints, regulator sequencing order, safety thresholds, and I²C address - ensuring consistent, repeatable power-up behavior for the S32R45 radar processor without external configuration components. This OTP is pre-programmed by NXP specifically for S32R45 Core use and cannot be altered in production.
Does MPF5200AMBA4ESR2 support dynamic voltage scaling (DVS) during operation?
Yes, MPF5200AMBA4ESR2 supports real-time DVS via its 3.4 MHz I²C interface. Engineers can adjust SW1 and SW2 output voltages in 6.25 mV steps while the system is running - enabling adaptive power management for S32R45 radar modes such as low-power idle, medium-resolution scan, and high-resolution imaging without interrupting operation.
How does the ASIL B safety monitoring work in MPF5200AMBA4ESR2?
MPF5200AMBA4ESR2 implements ASIL B safety monitoring through independent voltage/thermal watchdogs, ABIST for analog monitor validation, CRC-protected register loading, and a fail-safe state transition triggered after three consecutive self-test failures. The TBBEN pin initiates mandatory pre-boot self-tests verifying bandgap consistency, oscillator accuracy, and register integrity before powering S32R45.
What is the role of the V1P5D pin on MPF5200AMBA4ESR2?
V1P5D (pin 10) is a dedicated 1.5 V LDO output that powers internal analog circuitry and I/O buffers. It activates immediately upon VIN application and remains active throughout all device states - enabling I²C communication and register access even before SW1/SW2 buck regulators start, which is essential for debug, programming, and fail-safe diagnostics in MPF5200AMBA4ESR2.
Can MPF5200AMBA4ESR2 operate as a standalone PMIC without a host processor?
Yes, MPF5200AMBA4ESR2 can operate as a standalone point-of-load regulator using its OTP-programmed configuration - enabling full power-up sequencing, voltage regulation, and fault protection without I²C intervention. However, for dynamic control (e.g., DVS, fault logging, or runtime reconfiguration), an I²C host (e.g., S32R45) is required to communicate with MPF5200AMBA4ESR2.
MPF5200AMBA4ESR2 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- -
- Package/Case:
- 32-PowerWFQFN
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Applications:
- -
- Current - Supply:
- -
- Voltage - Supply:
- -
- Operating Temperature:
- -
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount, Wettable Flank
- Supplier Device Package:
- 32-HWQFN (5x5)
MPF5200AMBA4ESR2 FAQ
1.How can I place an order for MPF5200AMBA4ESR2 through Aetrix?
Please submit a Request for Quotation (RFQ) for MPF5200AMBA4ESR2 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 MPF5200AMBA4ESR2 reliable?
The price and inventory of MPF5200AMBA4ESR2 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MPF5200AMBA4ESR2 is usually 5 days.
3.What payment methods are accepted for MPF5200AMBA4ESR2?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MPF5200AMBA4ESR2 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MPF5200AMBA4ESR2?
MPF5200AMBA4ESR2 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MPF5200AMBA4ESR2 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 MPF5200AMBA4ESR2?
For technical support, including MPF5200AMBA4ESR2 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MPF5200AMBA4ESR2 requirements.
6.How does Aetrix verify that MPF5200AMBA4ESR2 is sourced from the original manufacturer or authorized distributors?
All MPF5200AMBA4ESR2 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 MPF5200AMBA4ESR2 meets industry standards.
7.What is the process for return or replacement of MPF5200AMBA4ESR2?
All MPF5200AMBA4ESR2 units undergo pre-shipment inspection (PSI). If there is an issue with MPF5200AMBA4ESR2, 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 MPF5200AMBA4ESR2 part is unused and in its original packaging.
Return procedure for MPF5200AMBA4ESR2:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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