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NXP Semiconductors MPF5032BMDA0ESR2
- Part No.:
- MPF5032BMDA0ESR2
- Manufacturer:
- NXP Semiconductors
- Category:
- Power Management - Specialized
- Package:
- 40-PowerVFQFN
- Datasheet:
-
MPF5032BMDA0ESR2.pdf
- Description:
- PMIC 2 BUCKS 2 LDO
- Quantity:
- Payment:
- Shipping:
Inventory:4,935
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Product details
Overview
MPF5032BMDA0ESR2 from NXP Semiconductors is a fail-safe power management IC (PMIC) designed as a companion to S32Z2/E2 automotive processors. It integrates two configurable synchronous buck converters (BUCK1/2 up to 3.5 A each, multiphase capable to 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 monitoring on 0.8 V, 1.1 V, 1.8 V, and 3.3 V rails in EV propulsion domain controllers.
For engineers reviewing the MPF5032BMDA0ESR2 datasheet, MPF5032BMDA0ESR2 pinout, MPF5032BMDA0ESR2 application, or MPF5032BMDA0ESR2 equivalent, this page provides verified technical context, I²C-configurable regulator parameters, OTP-programmed startup sequencing, fail-safe outputs (PGOOD, RSTB, FS0B), and thermal performance data for automotive drive train designs requiring ISO 26262-compliant power delivery.
Technical Context
The MPF5032BMDA0ESR2 implements a dual-domain architecture with separate main and fail-safe power domains, enabling independent voltage supervision and reset generation. Its integrated analog multiplexer supports real-time system-wide voltage and temperature monitoring across six inputs with ±1.0 % accuracy.
It features an ASIL D-certified fail-safe state machine with LBIST/ABIST, dedicated UV/OV detection per rail, and logical/analog self-test coverage. The device uses a 32-bit I²C interface with 8-bit CRC for runtime configuration and status reporting, while OTP memory stores immutable boot settings including output voltages, sequencing order, and watchdog timeout values.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Input Voltage Range | 3.3 V to 5.25 V DC - supports direct integration 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 each - configurable for core voltage regulation of S32Z2/E2 processors; multiphase operation enables 7.0 A total current |
| BUCK3 Output | 1.0 V to 4.1 V, up to 2.5 A - supplies auxiliary subsystems such as I/O interfaces or sensors |
| LDO1/LDO2 Output | 1.1 V to 4.1 V, up to 400 mA each - powers MCU I/O banks and peripheral logic with low-noise regulation |
| Safety Certification | ASIL D on SG1 (UV/OV for all S32Z2/E2 power rails), ASIL D on SG2 (watchdog function) - certified per ISO 26262 for safety-critical automotive applications |
| Thermal Resistance | RθJA = 30.1 °C/W - enables stable operation at 125 °C ambient when mounted on JEDEC-standard PCB with exposed pad soldered to ground plane |
| EMI Compliance | Meets IEC 61967-4 (conducted emission) and IEC 62132-4 (conducted immunity) - supports robust EMC performance in high-noise EV powertrain environments |
Pinout & Package
MPF5032BMDA0ESR2 is housed in a thermally enhanced HVQFN40EP package (6 mm × 6 mm × 0.85 mm, 0.5 mm pitch) with wettable flanks and an exposed thermal pad that must be connected to GND for optimal heat dissipation.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VIN | Main input supply | Primary 3.3–5.25 V power source for internal regulators and digital logic |
| BUCK1_IN / BUCK2_IN / BUCK3_IN | Buck converter input | Dedicated input pins for each buck stage; BUCK12_INQ and BUCK3_INQ provide quiet reference paths for EMI-sensitive operation |
| BUCK1_SW1/2 / BUCK2_SW1/2 / BUCK3_SW | Switching node outputs | Drive external low-side FETs or connect to integrated synchronous rectifiers; requires proper layout for EMI control |
| BUCK1_FB / BUCK2_FB / BUCK3_FB | Voltage feedback inputs | Enable precise closed-loop regulation; support resistor-divider programming of output voltage |
| LDO1_IN / LDO2_IN | LDO input supply | Accept regulated or unregulated input; LDO1_OUT and LDO2_OUT deliver low-noise, adjustable outputs |
| PGOOD / RSTB / FS0B | Failsafe outputs | Open-drain active-low signals indicating power health, reset assertion, and fail-safe state - critical for ASIL D system response |
| XFAILB | Sync interface | Enables power-up/down synchronization with external PMICs or safety controllers in multi-rail systems |
| SDA / SCL | I²C interface | 32-bit addressable bus with 8-bit CRC for runtime configuration, telemetry, and fault logging |
| VMON_EXT / VMON0–VMON5 | Voltage monitoring inputs | Six analog inputs with ±1.0 % accuracy for external rail supervision - supports comprehensive system-level monitoring |
| EP | Exposed pad | Must be soldered to PCB ground plane to achieve specified RθJA = 30.1 °C/W and ensure thermal reliability |
Key Features
| Feature | Design Value |
|---|---|
| OTP-programmed startup sequence | Eliminates external resistors and timing components for voltage ramp-up order and delay settings - reduces BOM count and improves boot repeatability |
| Multiphase BUCK1/2 operation | Enables 7.0 A total current delivery using interleaved switching - lowers output ripple and eases thermal design vs. single-phase 7 A solution |
| Dual-domain fail-safe architecture | Separate main and fail-safe power domains with independent supervision - ensures deterministic behavior during fault conditions per ISO 26262 requirements |
| Integrated analog multiplexer | Routes up to six voltage/temperature signals to a shared ADC - reduces external sensing components and simplifies system-level diagnostics |
| Spread-spectrum & manual frequency tuning | Reduces peak EMI emissions by spreading switching energy across frequency band - helps pass stringent automotive conducted emission tests (IEC 61967-4) |
Applications
| EV Propulsion Domain Controller | Chassis-Integrated System |
|---|---|
Use Scenario: Centralized power management for traction inverter control units in battery electric vehicles. IC Role / Device Role / Timing Role: Primary PMIC supplying core, I/O, and auxiliary rails to S32Z2 processor while enforcing ASIL D voltage supervision and fail-safe shutdown. Use Value: Enables single-chip compliance with ISO 26262 ASIL D for power delivery - eliminates need for redundant discrete supervisors and reduces system complexity. | Use Scenario: Powering steer-by-wire or brake-by-wire ECUs where functional safety and electromagnetic robustness are mandatory. IC Role / Device Role / Timing Role: Fail-safe system basis chip delivering sequenced, monitored power to MCU and CAN transceivers with synchronized reset assertion. Use Value: Provides deterministic power-up timing (10 ms RSTB delay option), XFAILB synchronization, and EMI-hardened SMPS operation for chassis-critical subsystems. |
| S32Z2/E2 Companion Chip | Automotive ADAS Domain Controller |
Use Scenario: Reference design integration with NXP S32Z2 evaluation boards (e.g., S32Z2 DC2 EVB) for rapid prototyping of zonal architectures. IC Role / Device Role / Timing Role: Dedicated companion PMIC preconfigured via OTP to match S32Z2's voltage and sequencing requirements out-of-box. Use Value: Reduces bring-up time by eliminating manual regulator configuration - supports immediate validation of processor functionality and safety mechanisms. | Use Scenario: Powering vision processing units and radar SoCs in centralized ADAS domain controllers requiring multiple precision voltage rails. IC Role / Device Role / Timing Role: Supplies tightly regulated 0.825 V core, 1.1 V I/O, and 1.8 V analog rails with real-time monitoring via AMUX and VMON_EXT inputs. Use Value: Delivers <1.0 % voltage monitoring accuracy and low-noise LDO outputs - ensures stable operation of high-speed SerDes and image signal processors. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar fail-safe PMIC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MPF5030BMDA0ESR2 | Includes enabled watchdog (SG2) and full BUCK1/2/3 + LDO1/2 functionality - matches MPF5032BMDA0ESR2 feature set but lacks ASIL B/D configurability on SG2 | Supports identical S32Z2/E2 use cases but with fixed QM watchdog safety level instead of selectable ASIL B/D | Select when ASIL D on watchdog is not required and full regulator complement is needed |
| MPF5032BMBA0ESR2 | ASIL B on SG2 (watchdog), disabled BUCK3 - retains BUCK1/2 and LDO1/2 but omits third buck stage | Suitable for lower-power S32Z2 variants where BUCK3 is unused; reduced thermal load and BOM cost | Select when BUCK3 is unnecessary and ASIL B suffices for watchdog monitoring |
Compared with MPF5032BMDA0ESR2, MPF5030BMDA0ESR2 offers identical regulator capability but fixed QM watchdog safety, while MPF5032BMBA0ESR2 trades BUCK3 and ASIL D watchdog for lower cost and thermal footprint - choice depends on functional safety allocation and power rail requirements.
Availability
MPF5032BMDA0ESR2 is available at Aetrix Electronics and suitable for EV propulsion domain controllers, chassis-integrated systems, and S32Z2/E2 companion applications requiring stable component supply, long-term automotive lifecycle support, and ASIL D-certified power management.
Supply support for MPF5032BMDA0ESR2 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 specializing in secure connectivity solutions for automotive, industrial, and IoT markets, with leadership in automotive processors and functional safety IP.
The PF5030 family - including MPF5032BMDA0ESR2 - was developed specifically to serve as ASIL D-compliant power management companions for NXP's S32Z2 and S32E2 real-time automotive processors in zonal and domain controller architectures.
FAQ
What is the maximum input voltage rating for MPF5032BMDA0ESR2?
The MPF5032BMDA0ESR2 has a maximum DC input voltage rating of 5.25 V on VIN and BUCKx_IN pins, with transient tolerance up to 6.5 V for durations under 3 µs. This allows direct interfacing with automotive front-end supplies like NXP FS86 without external clamping, supporting robust operation in 12 V and 48 V battery architectures.
Does MPF5032BMDA0ESR2 support multiphase operation for its BUCK1/2 converters?
Yes, MPF5032BMDA0ESR2 supports multiphase interleaved operation between BUCK1 and BUCK2, enabling combined DC output current up to 7.0 A. This mode reduces output ripple, improves thermal distribution, and maintains tight regulation - essential for powering high-performance S32Z2 cores in EV propulsion systems.
How is functional safety implemented in MPF5032BMDA0ESR2?
MPF5032BMDA0ESR2 implements ASIL D functional safety per ISO 26262 through independent voltage monitoring circuits for 0.8 V, 1.1 V, 1.8 V, and 3.3 V rails (SG1), plus ASIL D-rated watchdog functionality (SG2). It includes LBIST/ABIST, fail-safe outputs (PGOOD, RSTB, FS0B), and a dedicated fail-safe state machine - all verified in the PF5030_SDS Rev. 2 documentation.
What package type does MPF5032BMDA0ESR2 use and why is the exposed pad critical?
MPF5032BMDA0ESR2 uses an HVQFN40EP package (6 mm × 6 mm, 0.5 mm pitch) with wettable flanks and an exposed thermal pad. The pad must be soldered to a PCB ground plane to achieve the specified RθJA of 30.1 °C/W - failure to do so risks thermal runaway under full load, especially in 125 °C ambient automotive environments.
Can MPF5032BMDA0ESR2 be configured after power-up?
Yes, MPF5032BMDA0ESR2 supports full runtime configuration via its 32-bit I²C interface with 8-bit CRC. Regulator voltages, sequencing delays, watchdog timeouts, and monitoring thresholds can be adjusted dynamically - enabling adaptive power management for different vehicle operating modes (e.g., sleep, active, fault recovery) without reprogramming OTP.
MPF5032BMDA0ESR2 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- -
- Package/Case:
- 40-PowerVFQFN
- Packaging:
- Tape & Reel (TR)
- 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)
MPF5032BMDA0ESR2 FAQ
1.How can I place an order for MPF5032BMDA0ESR2 through Aetrix?
Please submit a Request for Quotation (RFQ) for MPF5032BMDA0ESR2 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 MPF5032BMDA0ESR2 reliable?
The price and inventory of MPF5032BMDA0ESR2 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MPF5032BMDA0ESR2 is usually 5 days.
3.What payment methods are accepted for MPF5032BMDA0ESR2?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MPF5032BMDA0ESR2 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MPF5032BMDA0ESR2?
MPF5032BMDA0ESR2 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MPF5032BMDA0ESR2 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 MPF5032BMDA0ESR2?
For technical support, including MPF5032BMDA0ESR2 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MPF5032BMDA0ESR2 requirements.
6.How does Aetrix verify that MPF5032BMDA0ESR2 is sourced from the original manufacturer or authorized distributors?
All MPF5032BMDA0ESR2 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 MPF5032BMDA0ESR2 meets industry standards.
7.What is the process for return or replacement of MPF5032BMDA0ESR2?
All MPF5032BMDA0ESR2 units undergo pre-shipment inspection (PSI). If there is an issue with MPF5032BMDA0ESR2, 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 MPF5032BMDA0ESR2 part is unused and in its original packaging.
Return procedure for MPF5032BMDA0ESR2:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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