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NXP Semiconductors MPF5032BMMA0ES
- Part No.:
- MPF5032BMMA0ES
- Manufacturer:
- NXP Semiconductors
- Category:
- Power Management - Specialized
- Package:
- 40-PowerVFQFN
- Datasheet:
-
MPF5032BMMA0ES.pdf
- Description:
- PMIC 2 BUCKS 2 LDO A1 DIE
- Quantity:
- Payment:
- Shipping:
Inventory:2,328
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Product details
Overview
MPF5032BMMA0ES from NXP Semiconductors is a fail-safe system basis chip (SBC) and power management IC designed specifically for S32Z2/E2 automotive processors. It integrates two configurable synchronous buck converters (BUCK1/2 up to 3.5 A each, supportable in dual-phase mode for 7.0 A), one 2.5 A buck (BUCK3), and two 400 mA LDOs - all operating from a 3.3–5.25 V input. It delivers ASIL D functional safety for voltage rails and supports I²C-based runtime configuration in EV propulsion and chassis-integrated domain controllers.
For engineers reviewing the MPF5032BMMA0ES datasheet, MPF5032BMMA0ES pinout, MPF5032BMMA0ES application, or MPF5032BMMA0ES equivalent, key selection considerations include its OTP-programmable startup configuration, 40-pin HVQFN wettable flank package with exposed thermal pad, integrated analog multiplexer for system monitoring, and ASIL D compliance on UV/OV protection for 0.8 V, 1.1 V, 1.8 V, and 3.3 V rails.
Technical Context
The MPF5032BMMA0ES implements a dual-domain power architecture with separate main and fail-safe domains, including dedicated GNDFS and GND pins, independent voltage supervision circuits, and logical/analog built-in self-test (LBIST/ABIST). Its safety outputs - PGOOD, RSTB, and FS0B - feature latent fault detection and open-drain structures compliant with automotive reset signaling standards.
It uses a 32-bit I²C interface with 8-bit CRC for robust device control and parameter adjustment post-startup, while the XFAILB pin enables enhanced leader/follower sequencing across multiple PMICs. The BUCK1/2 and BUCK3 regulators support spread-spectrum switching and manual frequency tuning to meet IEC 61967-4 conducted emission and IEC 62132-4 immunity requirements.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Input Voltage Range | 3.3 V to 5.25 V DC - supports direct interfacing with NXP FS86/FS6x front-end supplies in automotive drive train systems. |
| BUCK1/2 Output | 0.7 V to 1.5 V, up to 3.5 A per channel - configurable for core rail supply of S32Z2/E2 processors; dual-phase operation enables 7.0 A total for high-current applications. |
| BUCK3 Output | 1.0 V to 4.1 V, up to 2.5 A - provides flexible intermediate voltage for peripherals or auxiliary domains. |
| LDO1/LDO2 Output | 1.1 V to 4.1 V, up to 400 mA each - supplies MCU I/O and system peripherals with low-noise, adjustable regulation. |
| Safety Certification | ASIL D on SG1 (UV/OV for 0.8 V/1.1 V/1.8 V/3.3 V rails); QM on SG2 (watchdog function) - meets ISO 26262 requirements for safety-critical automotive power domains. |
| Thermal Resistance | RθJA = 30.1 °C/W - enables stable operation at TJ ≤ 150 °C in compact automotive PCB layouts with standard 2-layer thermal relief. |
| Operating Temperature | −40 °C to +125 °C ambient - qualified for under-hood and domain controller environments per Grade 1 automotive specification. |
Pinout & Package
MPF5032BMMA0ES is housed in a thermally enhanced HVQFN40EP (6 × 6 × 0.85 mm, 0.5 mm pitch) package with wettable flanks and an exposed thermal pad (EP) that must be soldered to GND for optimal thermal performance and EMI suppression.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VIN | Main input supply | Primary 3.3–5.25 V input for internal regulators; supports transient up to 6 V for <2.2 µs. |
| BUCK1_FB / BUCK2_FB / BUCK3_FB | Voltage feedback inputs | Enable precise closed-loop regulation of respective buck outputs; require external resistor dividers for voltage setting. |
| LDO1_OUT / LDO2_OUT | Analog outputs | Deliver regulated I/O and peripheral voltages; each rated for up to 400 mA continuous DC load. |
| PGOOD / RSTB / FS0B | Digital safety outputs | Open-drain active-low signals with latent fault detection - used for system power-good assertion, reset coordination, and fail-safe state machine triggering. |
| SCL / SDA | I²C interface | 32-bit addressable bus with 8-bit CRC for runtime reconfiguration of regulator settings and monitoring registers. |
| XFAILB | Power-up synchronization | Enables daisy-chained sequencing across multiple PMICs to ensure deterministic power-up order in multi-rail systems. |
Key Features
| Feature | Design Value |
|---|---|
| OTP memory storage | One-Time Programmable memory stores boot-time configurations (voltage setpoints, sequencing order), eliminating external resistors and reducing BOM count by up to 8 components. |
| Dual-domain architecture | Separate main and fail-safe power domains with independent ground pins (GND/GNDFS) and dedicated safety outputs - ensures functional isolation required for ASIL D decomposition. |
| Integrated analog multiplexer | AMUX output routes up to six monitored voltages (including VMON_EXT) and die temperature to a single ADC input - reduces need for external monitoring ICs and simplifies system-level diagnostics. |
| EMI-optimized switching | Spread-spectrum modulation and manual frequency tuning reduce peak conducted emissions, enabling compliance with stringent automotive EMC standards (IEC 61967-4). |
| Fail-safe state machine | Dedicated hardware state machine monitors UV/OV conditions across all rails and triggers FS0B assertion within <10 µs - provides deterministic response time for safety-critical shutdown sequences. |
Applications
| EV Propulsion Domain Controller | Chassis Integration Module |
|---|---|
Use Scenario: High-reliability power management for S32Z2-based traction inverter gate drivers and sensor interfaces in battery electric vehicles. IC Role / Device Role / Timing Role: Primary system basis chip delivering core (0.825 V), I/O (1.1 V), and auxiliary (3.3 V) rails with ASIL D-compliant UV/OV monitoring and fail-safe signaling. Use Value: Enables single-chip power solution for ISO 26262 ASIL D domain controllers without external supervisors or sequencers. | Use Scenario: Centralized power delivery in steer-by-wire or brake-by-wire ECUs requiring synchronized multi-rail startup and redundancy-aware reset behavior. IC Role / Device Role / Timing Role: Leader PMIC coordinating power-up sequence via XFAILB with follower devices; provides watchdog-triggered RSTB release delay (10 ms) for MCU timing compliance. Use Value: Eliminates discrete sequencing logic and reduces design cycle time for chassis domain safety architectures. |
| S32Z2 Companion Power Hub | Automotive ADAS Sensor Fusion Unit |
Use Scenario: Dedicated power companion for NXP S32Z2 processors in zonal E/E architectures, supplying all processor domains plus camera/radar interface rails. IC Role / Device Role / Timing Role: Integrates BUCK1/2 (dual-phase 7.0 A), BUCK3 (2.5 A), and dual LDOs (400 mA each) - replaces three discrete regulators and one supervisor IC. Use Value: Reduces board area by >35% versus discrete PMIC + supervisor solutions while maintaining full functional safety coverage. | Use Scenario: Powering heterogeneous sensor processing units combining radar SoCs, vision processors, and CAN FD transceivers in compact ADAS modules. IC Role / Device Role / Timing Role: Supplies clean, independently monitored 1.8 V (analog), 3.3 V (I/O), and 5.0 V (analog supply for S32E2) rails using LDO1/2 and BUCK3 with AMUX-based health monitoring. Use Value: Delivers simultaneous multi-voltage regulation with real-time voltage/temperature telemetry via single I²C bus - critical for thermal-aware sensor fusion algorithms. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar system basis chip applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPF5030BMMA0ES | Same package and OTP A0 configuration, but enables ASIL D on both SG1 and SG2 (watchdog), whereas MPF5032BMMA0ES disables watchdog (SG2 = QM). | Required where full ASIL D watchdog monitoring is mandated; not suitable if watchdog functionality is unnecessary or handled externally. | Select MPF5030BMMA0ES only when dual ASIL D safety goals are required; MPF5032BMMA0ES reduces complexity and cost where watchdog is redundant. |
| MPF5032BMBA0ES | Identical silicon and OTP A0, but configured for ASIL B on SG2 instead of QM - offers intermediate safety level with watchdog enabled at lower ASIL tier. | Applicable in ASIL B domain controllers where watchdog monitoring is needed but full ASIL D decomposition is not required. | Choose MPF5032BMBA0ES when system-level ASIL decomposition allows B-tier watchdog coverage; retains same pinout and thermal profile. |
Compared with MPF5030BMMA0ES and MPF5032BMBA0ES, MPF5032BMMA0ES provides the most streamlined safety configuration for S32Z2/E2 systems where watchdog functionality is either omitted or implemented externally - reducing validation scope while retaining ASIL D rail monitoring and fail-safe outputs.
Availability
MPF5032BMMA0ES is available at Aetrix Electronics and suitable for EV propulsion domain controllers, chassis-integrated systems, and S32Z2/E2 companion power hubs requiring stable component supply across automotive production lifecycles.
Supply support for MPF5032BMMA0ES 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 company headquartered in Eindhoven, Netherlands, specializing in secure connectivity solutions for automotive, industrial, and IoT applications.
The PF5030 family - including MPF5032BMMA0ES - was engineered as a fail-safe system basis chip for next-generation automotive domain controllers, integrating multiple SMPSs, LDOs, and functional safety mechanisms to replace discrete power and supervision ICs in S32Z2/E2-based platforms.
FAQ
What is the primary application target for MPF5032BMMA0ES?
MPF5032BMMA0ES is specifically designed as a companion power management IC for NXP's S32Z2 and S32E2 automotive processors. It targets safety-critical applications including EV propulsion domain controllers and chassis-integrated systems, where ASIL D-compliant voltage monitoring, fail-safe outputs, and multi-rail sequencing are mandatory. Its OTP A0 configuration and QM-level watchdog make it ideal for systems where full ASIL D watchdog coverage is not required.
Does MPF5032BMMA0ES support dual-phase operation for BUCK1/2?
Yes, MPF5032BMMA0ES supports dual-phase operation for BUCK1 and BUCK2, enabling combined current delivery up to 7.0 A DC. This capability is confirmed in the PF5030_SDS Rev. 2 datasheet under "Features and benefits" and is implemented via synchronized switching node control (BUCK1_SW1/2 and BUCK2_SW1/2) and shared feedback paths. The dual-phase mode is configurable through I²C registers after startup.
What safety certifications apply to MPF5032BMMA0ES?
MPF5032BMMA0ES achieves ASIL D compliance on safety goal 1 (SG1/CSG_01) for undervoltage/overvoltage protection across all S32Z2/E2 power rails (0.8 V, 1.1 V, 1.8 V, and 3.3 V). For safety goal 2 (SG2/CSG_02), it is configured at QM level for the watchdog function - meaning watchdog monitoring is disabled. This ASIL assignment is fixed by OTP code A0 and part number suffix 'M' per Table 1 and Table 2 of the PF5030_SDS.
What package type and thermal characteristics does MPF5032BMMA0ES use?
MPF5032BMMA0ES uses the HVQFN40EP package (6 × 6 × 0.85 mm, 0.5 mm pitch) with wettable flanks and an exposed thermal pad (EP). Its thermal resistance is RθJA = 30.1 °C/W under JEDEC JESD51-2A natural convection conditions. The exposed pad must be soldered to a GND plane to achieve specified junction-to-case bottom resistance of 2.4 °C/W and ensure reliable operation at TJ ≤ 150 °C.
How is MPF5032BMMA0ES configured for I²C communication?
MPF5032BMMA0ES uses a 32-bit I²C interface with SDA and SCL pins (pins 39 and 40), supporting standard-mode (100 kbps) and fast-mode (400 kbps) operation. It includes 8-bit CRC protection on all I²C transactions for error detection. Configuration parameters - including output voltages, sequencing delays, and monitoring thresholds - are programmable post-startup via this interface, enabling dynamic adaptation to different system states without requiring OTP reprogramming.
MPF5032BMMA0ES Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- -
- Package/Case:
- 40-PowerVFQFN
- Packaging:
- Tray
- Product Status:
- Active
- Applications:
- System Basis Chip
- Current - Supply:
- -
- Voltage - Supply:
- 3.3V ~ 5.25V
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount, Wettable Flank
- Supplier Device Package:
- 40-HVQFN (6x6)
MPF5032BMMA0ES FAQ
1.How can I place an order for MPF5032BMMA0ES through Aetrix?
Please submit a Request for Quotation (RFQ) for MPF5032BMMA0ES 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 MPF5032BMMA0ES reliable?
The price and inventory of MPF5032BMMA0ES are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MPF5032BMMA0ES is usually 5 days.
3.What payment methods are accepted for MPF5032BMMA0ES?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MPF5032BMMA0ES transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MPF5032BMMA0ES?
MPF5032BMMA0ES orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MPF5032BMMA0ES 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 MPF5032BMMA0ES?
For technical support, including MPF5032BMMA0ES datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MPF5032BMMA0ES requirements.
6.How does Aetrix verify that MPF5032BMMA0ES is sourced from the original manufacturer or authorized distributors?
All MPF5032BMMA0ES 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 MPF5032BMMA0ES meets industry standards.
7.What is the process for return or replacement of MPF5032BMMA0ES?
All MPF5032BMMA0ES units undergo pre-shipment inspection (PSI). If there is an issue with MPF5032BMMA0ES, 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 MPF5032BMMA0ES part is unused and in its original packaging.
Return procedure for MPF5032BMMA0ES:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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