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NXP Semiconductors MC33FS8510A0ES
- Part No.:
- MC33FS8510A0ES
- Manufacturer:
- NXP Semiconductors
- Category:
- Power Management - Specialized
- Package:
- 56-VFQFN Exposed Pad
- Datasheet:
-
MC33FS8510A0ES.pdf
- Description:
- SAFETY POWER MANAGEMENT IC, QFN5
- Quantity:
- Payment:
- Shipping:
Inventory:3,810
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Product details
Overview
MC33FS8510A0ES from NXP Semiconductors is an ASIL D–compliant automotive fail-safe system basis chip (SBC) integrating one VPRE synchronous buck controller, three low-voltage synchronous buck converters (BUCK1/BUCK2/BUCK3), one BOOST converter, and two LDOs. It delivers configurable output voltages (e.g., BUCK1 = 1.3 V, BUCK3 = 1.2 V, LDO1 = 2.5 V, LDO2 = 3.3 V), supports up to 4 voltage monitoring inputs (VMON1–VMON4), and operates across 12 V/24 V battery systems for radar domain controllers.
For engineers reviewing the MC33FS8510A0ES datasheet, MC33FS8510A0ES pinout, MC33FS8510A0ES application, or MC33FS8510A0ES equivalent, this device is selected for functional safety-critical power sequencing in ADAS radar subsystems requiring ISO 26262-compliant supervision, fail-safe output (FS0B), SPI/I²C configuration, and multi-rail synchronization via PSYNC and FSYNC.
Technical Context
The MC33FS8510A0ES implements a dual-domain safety architecture with independent monitoring circuitry, including challenger watchdog, FCCU interface for MCU error detection, and built-in self-test (ABIST/LBIST). Its power management state machine enforces strict ASIL D–compliant startup sequencing across six configurable slots, with TSD-triggered shutdown + DFS (fail-safe activation) for all regulators except LDO2.
It integrates analog multiplexing (AMUX) for ADC-based voltage/current telemetry, external frequency synchronization (FIN/FOUT), and power synchronization (PSYNC) to coordinate timing with companion FS85 devices or external PMICs-enabling optimized EMC performance through spread spectrum and manual frequency tuning.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Functional Safety Level | ASIL D per ISO 26262, with dedicated fail-safe output (FS0B), PGOOD, RSTB, and integrated watchdog |
| Input Voltage Range | 60 V DC max - supports reverse-battery-protected 12 V/24 V automotive battery rails (VSUP1/VSUP2) |
| Regulator Outputs | 1× VPRE controller (external MOSFETs), 3× integrated synchronous bucks (BUCK1/2/3), 1× BOOST, 2× LDOs (LDO1/LDO2) |
| Configurable Output Voltages | BUCK1 = 1.3 V, BUCK3 = 1.2 V, LDO1 = 2.5 V, LDO2 = 3.3 V - set via OTP programming for radar domain use |
| Monitoring Inputs | VCOREMON, VDDIOMON, VMON1–VMON4 - support over/under-voltage detection with programmable thresholds and deglitch times |
| Interface & Control | SPI/I²C (I²C address 0x20), 32-bit command structure with CRC, OTP-programmable configuration, engineering-mode emulation support |
| Package | HVQFN56 (8 mm × 8 mm × 0.85 mm, 0.5 mm pitch, wettable flank, EP-connected GND) |
Pinout & Package
HVQFN56 plastic thermal-enhanced very thin quad flat package with exposed pad (EP), 56 terminals, 0.5 mm pitch, 8 mm × 8 mm body, and wettable flank for solder inspection. Exposed pad electrically connects BUCK1/BUCK2/BUCK3 low-side grounds and must be soldered to PCB GND plane.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| FS0B (Pin 14) | Fail-safe output driver | Active-low open-drain output asserting system-level fault condition; directly drives safety-critical shutdown logic |
| VCOREMON (Pin 17) | Core supply monitor input | Connected to BUCK1 output to enable SVS (supply voltage supervision) with 1.3 V threshold and 112 % OV/88 % UV detection |
| PSYNC (Pin 38) | Power synchronization I/O | Enables synchronized switching of multiple FS85 devices or external PMICs to reduce system-wide EMI peaks |
| FIN (Pin 20) / FOUT (Pin 24) | Frequency sync input/output | Allows daisy-chained SMPS clock alignment across domain controllers for deterministic EMC behavior |
| WAKE1 (Pin 49) / WAKE2 (Pin 1) | Wake-up detection inputs | Analog/digital wake sources with external series resistor; trigger low-power mode exit without MCU intervention |
| AMUX (Pin 29) | Analog multiplexer output | Time-multiplexed telemetry output (e.g., VBOOST, VSUP, temperature) for MCU ADC sampling without extra sensors |
Key Features
| Feature | Design Value |
|---|---|
| Multi-phase BUCK1+BUCK2 capability | Extends single-rail current delivery to 7.2 A peak for high-performance radar SoCs (e.g., S32R234) |
| Static voltage scaling (SVS) | Enables dynamic core voltage adjustment on BUCK1 during MCU DVFS transitions without external control logic |
| Deep fail-safe autoretry | Infinite retry attempts on critical faults (e.g., TSD, OV/UV) before latching fail-safe state - ensures radar uptime resilience |
| OTP-configurable power sequencing | Assigns each regulator to one of six startup/shutdown slots (e.g., BUCK1 in Slot 0, BUCK3 in Slot 6) for deterministic boot order |
| EMC optimization suite | Combines spread spectrum, slew rate control, manual frequency tuning, and FSYNC coordination to meet CISPR-25 Class 5 |
| Fail-safe state machine | Dedicated hardware FSM monitors all regulators, interfaces, and safety peripherals - independent of MCU firmware execution |
Applications
| Radar Domain Controller Power | Vision System Power Management |
|---|---|
|
Use Scenario: Powers NXP S32R234 radar SoC in corner/imaging radar modules with strict ASIL D compliance requirements. IC Role / Device Role / Timing Role: Primary SBC providing VPRE (5.0 V), BUCK1 (1.3 V core), BUCK3 (1.2 V memory), LDO2 (3.3 V IO), and fail-safe signaling. Use Value: Enables single-chip power + safety supervision, eliminating discrete supervisors and reducing BOM count by ≥4 components. |
Use Scenario: Supplies mono/stereo camera modules with dual ISP and image sensor chains requiring isolated, sequenced rails. IC Role / Device Role / Timing Role: Delivers BUCK1 (1.025 V core), BUCK2 (1.25 V ISP), LDO1 (2.5 V analog), and AMUX-based telemetry for thermal/voltage margining. Use Value: Integrates 7 regulated outputs and 4 monitoring channels in HVQFN56 - reduces PCB area vs. discrete PMIC + supervisor solutions. |
| ADAS Domain Controller | Infotainment Head Unit |
|
Use Scenario: Powers centralized ADAS domain controllers (e.g., S32G-based gateways) managing radar, camera, and V2X connectivity. IC Role / Device Role / Timing Role: Manages multi-rail sequencing (BUCK1/2/3, BOOST, LDOs), PSYNC coordination with companion PMICs, and FCCU-based MCU health monitoring. Use Value: Supports ASIL D decomposition across power domain and MCU - enables ISO 26262 Part 10 compliant system partitioning. |
Use Scenario: Supplies infotainment head units with application processors, display drivers, audio codecs, and USB PHYs. IC Role / Device Role / Timing Role: Provides BUCK1 (1.1 V core), BUCK3 (1.8 V DDR), LDO1 (5.0 V analog), LDO2 (3.3 V IO), and wake-up detection for low-power audio playback. Use Value: OFF mode quiescent current ≤10 µA extends battery runtime during vehicle sleep states without compromising wake latency. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar fail-safe SBC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC33FS8520A0ES | Includes BUCK2 (1.8 V, 4.5 A) enabled; MC33FS8510A0ES has BUCK2 disabled | Required for vision systems needing dual-core/ISP rail; not needed for radar-only BUCK1+BUCK3 configurations | Select MC33FS8520A0ES when BUCK2 is required for secondary processing domain; otherwise MC33FS8510A0ES minimizes cost and layout complexity |
| MC33FS8530A0ES | Enables all three bucks (BUCK1/2/3); adds FCCU and ERRMON monitoring inputs | Targeted at full-featured ADAS domain controllers requiring maximum regulator count and external IC supervision | Choose MC33FS8530A0ES only if BUCK2 and ERRMON are mandatory; MC33FS8510A0ES offers optimal feature-to-cost ratio for radar-focused designs |
Compared with MC33FS8520A0ES and MC33FS8530A0ES, the MC33FS8510A0ES provides ASIL D compliance with minimal regulator count (BUCK1/BUCK3 active), reducing thermal load and PCB routing density while maintaining full safety monitoring - ideal for cost-sensitive radar modules where BUCK2 is unused.
Availability
MC33FS8510A0ES is available at Aetrix Electronics and suitable for radar domain controllers, vision systems, and ADAS domain controllers requiring stable component supply, long-term automotive qualification, and ISO 26262-compliant power management.
Supply support for MC33FS8510A0ES 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 focused on secure connectivity solutions for automotive, industrial, and IoT markets, with deep expertise in functional safety and automotive-grade power management.
The FS85 family, including MC33FS8510A0ES, was designed specifically for ASIL D–compliant radar and ADAS domain controllers - integrating fail-safe supervision, multi-rail sequencing, and EMC-optimized SMPS into a single HVQFN56 package.
FAQ
What is the safety qualification status of the MC33FS8510A0ES?
The MC33FS8510A0ES is developed in full compliance with ISO 26262:2018 for ASIL D applications and qualified per AEC-Q100 Rev H Grade 1 (−40 °C to +125 °C ambient). It includes dedicated safety mechanisms such as challenger watchdog, ABIST/LBIST, FCCU interface, and fail-safe output (FS0B) - all verified in the FS85C product data sheet Rev. 12.0.
Does the MC33FS8510A0ES support multi-phase operation between BUCK1 and BUCK2?
No - BUCK2 is disabled in the MC33FS8510A0ES configuration. Multi-phase operation is only supported on MC33FS8520A0ES and MC33FS8530A0ES variants where BUCK2 is enabled and configured for phase shifting with BUCK1. The MC33FS8510A0ES uses BUCK1 alone for core supply (1.3 V, 2.6 A).
What are the default output voltages programmed in the MC33FS8510A0ES OTP?
The MC33FS8510A0ES ships with factory-programmed OTP settings: BUCK1 = 1.3 V, BUCK3 = 1.2 V, LDO1 = 2.5 V, LDO2 = 3.3 V, VPRE = 5.0 V. These values match radar domain requirements and are confirmed in Table 4.1 of the FS84_FS85C datasheet Rev. 12.0.
Can the MC33FS8510A0ES operate in OFF mode with ultra-low quiescent current?
Yes - the MC33FS8510A0ES supports OFF mode with typical quiescent current of 10 µA, enabling extended vehicle sleep-state battery life. Wake-up is triggered via WAKE1 or WAKE2 pins, and the device retains OTP configuration and safety state machine context across OFF-to-ON transitions.
Which communication interfaces does the MC33FS8510A0ES support for configuration and monitoring?
The MC33FS8510A0ES supports both SPI (32-bit frame with CRC) and I²C (7-bit address 0x20) for real-time register access, OTP emulation during development, and telemetry readback (e.g., AMUX, PGOOD, fault flags). Interface selection is hardware-configurable via pin strapping or OTP setting.
MC33FS8510A0ES Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- -
- Package/Case:
- 56-VFQFN Exposed Pad
- Packaging:
- Tray
- Product Status:
- Active
- Applications:
- System Basis Chip
- Current - Supply:
- 15mA
- Voltage - Supply:
- 60V
- Operating Temperature:
- -40°C ~ 125°C (TA)
- Grade:
- Automotive
- Qualification:
- AEC-Q100
- Mounting Type:
- Surface Mount, Wettable Flank
- Supplier Device Package:
- 56-HVQFN (8x8)
MC33FS8510A0ES FAQ
1.How can I place an order for MC33FS8510A0ES through Aetrix?
Please submit a Request for Quotation (RFQ) for MC33FS8510A0ES 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 MC33FS8510A0ES reliable?
The price and inventory of MC33FS8510A0ES are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MC33FS8510A0ES is usually 5 days.
3.What payment methods are accepted for MC33FS8510A0ES?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MC33FS8510A0ES transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MC33FS8510A0ES?
MC33FS8510A0ES orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MC33FS8510A0ES 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 MC33FS8510A0ES?
For technical support, including MC33FS8510A0ES datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MC33FS8510A0ES requirements.
6.How does Aetrix verify that MC33FS8510A0ES is sourced from the original manufacturer or authorized distributors?
All MC33FS8510A0ES 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 MC33FS8510A0ES meets industry standards.
7.What is the process for return or replacement of MC33FS8510A0ES?
All MC33FS8510A0ES units undergo pre-shipment inspection (PSI). If there is an issue with MC33FS8510A0ES, 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 MC33FS8510A0ES part is unused and in its original packaging.
Return procedure for MC33FS8510A0ES:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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