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NXP Semiconductors MC33FS8530A1ES
- Part No.:
- MC33FS8530A1ES
- Manufacturer:
- NXP Semiconductors
- Category:
- Power Management - Specialized
- Package:
- 56-VFQFN Exposed Pad
- Datasheet:
-
MC33FS8530A1ES.pdf
- Description:
- SYSTEM BASIS CHIP FS8500
- Quantity:
- Payment:
- Shipping:
Inventory:776
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Product details
Overview
MC33FS8530A1ES from NXP Semiconductors is an ASIL D–compliant automotive fail-safe system basis chip (SBC) integrating three synchronous buck converters (BUCK1/BUCK2/BUCK3), one boost converter, two LDOs, and safety monitoring circuitry. It delivers up to 3.6 A peak per buck rail, supports 60 V DC input, operates across −40 °C to 125 °C, and is qualified per AEC-Q100 Grade 1 for camera power management in ADAS vision systems.
For engineers reviewing the MC33FS8530A1ES datasheet, MC33FS8530A1ES pinout, MC33FS8530A1ES application, or MC33FS8530A1ES equivalent, this page provides verified functional identity, validated pin roles, confirmed thermal and electrical specs, safety architecture details, and real-world use context for radar/vision domain power design.
Technical Context
The MC33FS8530A1ES implements a multi-rail power architecture with independent control of BUCK1 (MCU core), BUCK2 (MCU I/O), and BUCK3 (peripheral supply), each configurable for output voltage and current limit. It integrates a dedicated VPRE synchronous buck controller with external MOSFETs supporting up to 10 A peak, plus dual linear regulators (LDO1/LDO2) delivering up to 400 mA each for ADC and PHY supplies.
Safety functionality includes fail-safe output (FS0B), dual MCU error monitoring inputs (FCCU1/FCCU2), power-good (PGOOD), reset (RSTB), interrupt (INTB), and built-in self-test (BIST). All safety logic complies with ISO 26262 ASIL D requirements, with independent monitoring circuitry and SPI/I²C interface with CRC for configuration and status reporting.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Input Voltage Range | −0.3 V to 60 V DC on VSUP1/VSUP2 - supports 12 V/24 V automotive battery rails including load dump (58 V) and jump start (48 V/15 min) |
| BUCK1 Peak Current | Up to 3.6 A - dedicated for MCU core supply with SVS capability and VCOREMON feedback |
| BUCK2/BUCK3 Peak Current | Each up to 3.6 A - configurable for multi-phase operation (7.2 A combined on single rail) and static voltage scaling |
| LDO Output Current | 400 mA max per LDO - powers MCU I/O banks and analog subsystems (ADC, PHY) |
| Quiescent Current (OFF mode) | 10 µA typ at TA < 85 °C - enables ultra-low-power battery-off state for always-on camera modules |
| Operating Temperature | −40 °C to 125 °C ambient - qualified per AEC-Q100 Grade 1 for under-hood and camera housing environments |
| Safety Certification | ISO 26262 ASIL D compliant - includes fail-safe output, dual watchdog, PGOOD/RSTB/INTB signaling, and BIST |
Pinout & Package
HVQFN56 (SOT684-23) thermally enhanced wettable flank package: 8 mm × 8 mm × 0.85 mm body, 0.5 mm pitch, exposed thermal pad (EP) connected to GND. Step-cut flank variant (ES suffix) enables reliable solder joint inspection.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| BUCK1_FB | Voltage feedback input | Closes regulation loop for MCU core rail; connects to resistor divider on BUCK1 output |
| FS0B | Fail-safe output | Active-low open-drain signal indicating safety fault; drives external MCU or watchdog |
| FCCU1 / FCCU2 | MCU error monitoring inputs | Accept error flags from host MCU to trigger fail-safe state transition |
| PSYNC | Power synchronization I/O | Enables synchronized switching of multiple FS85 devices or external PMIC to reduce system EMI |
| WAKE1 / WAKE2 | Wake-up inputs | Edge-triggered inputs with external series resistor; initiate device wake from OFF mode |
| LDO1 / LDO2 | Linear regulator outputs | Stable 1.8–3.3 V outputs (configurable via OTP); supply noise-sensitive analog/IO circuits |
Key Features
| Feature | Design Value |
|---|---|
| Multi-rail SMPS + LDO integration | Reduces bill-of-materials by consolidating six regulated supplies (3 buck + 1 boost + 2 LDO) into single ASIL D–certified IC |
| EMC optimization suite | Includes frequency synchronization (FIN/FOUT), spread spectrum, slew rate control, and manual tuning - lowers system-level radiated emissions |
| Configurable OTP programming | Enables custom voltage settings, sequencing, and safety thresholds without hardware change - accelerates camera module qualification |
| Fail-safe machine state | Hardware-enforced safe output (FS0B), PGOOD, RSTB, and INTB signals ensure deterministic response to faults without MCU intervention |
| Thermal robustness | RθJA = 23 °C/W on 2s6p board - sustains full 3.6 A buck loads at 125 °C ambient with minimal derating |
Applications
| Camera Power Management | Radar Sensor Supply |
|---|---|
Use Scenario: Powering NXP S32V-based mono/stereo camera modules with real-time image processing. IC Role / Device Role / Timing Role: Primary power manager delivering core (BUCK1), I/O (BUCK2), and ISP/peripheral (BUCK3) rails with SVS and VCOREMON monitoring. Use Value: Enables single-chip compliance with ASIL D functional safety for vision ECU while reducing layout area by >40% vs discrete PMIC + LDO solutions. |
Use Scenario: Supplying NXP S32R294 + TEF810x radar transceivers in corner/imaging radar units. IC Role / Device Role / Timing Role: Fail-safe SBC providing sequenced, monitored power to radar SoC, RF front-end, and CAN PHY with EMC-optimized switching. Use Value: Eliminates need for external synchronization circuitry and reduces conducted/radiated emissions below CISPR 25 Class 5 limits. |
| ADAS Domain Controller | Infotainment System Power |
Use Scenario: Centralized power delivery for multi-core ADAS domain controllers integrating radar, vision, and V2X processing. IC Role / Device Role / Timing Role: Scalable SBC managing distributed voltage domains with PSYNC coordination across multiple MCUs and peripherals. Use Value: Supports dynamic voltage scaling across BUCK1–BUCK3 to match compute load, cutting idle power by up to 35% versus fixed-output PMICs. |
Use Scenario: Powering head-unit infotainment systems with display, audio DSP, and connectivity modules (Wi-Fi/BT). IC Role / Device Role / Timing Role: High-reliability SBC supplying clean, monitored rails to sensitive analog audio paths and digital interfaces. Use Value: Dual LDOs (LDO1/LDO2) provide low-noise 3.3 V/1.8 V for ADCs and SerDes, meeting THD+N < −95 dB requirements. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar fail-safe multi-rail power management applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC33FS8530A0ES | Non-programmed OTP configuration; requires field programming for custom voltage/sequencing settings | Suitable for prototyping or designs where final configuration is not yet frozen | Select when flexibility to reprogram OTP during development is required over pre-configured reliability |
| MC33FS8430G0ES | ASIL B–rated version; lacks FCCU inputs, reduced VMON channels (up to 2), no BOOST converter | Targeted at cost-sensitive camera modules without radar co-location or strict ASIL D requirements | Choose for non-safety-critical vision ECUs where BUCK1/BUCK2/BUCK3 functionality suffices without fail-safe escalation |
Compared with MC33FS8530A0ES, the A1ES variant offers factory-verified OTP settings for faster time-to-production; versus MC33FS8430G0ES, it adds ASIL D certification, BOOST capability, and four VMON inputs - essential for radar-integrated camera systems requiring full safety partitioning.
Availability
MC33FS8530A1ES is available at Aetrix Electronics and suitable for automotive camera modules, radar sensor units, and ADAS domain controllers requiring stable component supply, long-term lifecycle support, and ASIL D–qualified power management.
Supply support for MC33FS8530A1ES 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, high-performance automotive, industrial, and IoT solutions, with deep expertise in functional safety and power management ICs.
The FS85 family - including MC33FS8530A1ES - was designed specifically for ASIL D–compliant power architectures in radar, vision, and domain controller applications, emphasizing integrated safety, EMC resilience, and configurability via OTP.
FAQ
What safety certifications apply to the MC33FS8530A1ES?
The MC33FS8530A1ES is developed and qualified per ISO 26262 ASIL D requirements and AEC-Q100 Grade 1 (−40 °C to 125 °C). It includes hardware-based fail-safe output (FS0B), dual MCU error monitoring (FCCU1/FCCU2), built-in self-test (BIST), and safety-critical signaling (PGOOD, RSTB, INTB) - all verified in the FS85 safety manual and FMEDA report. MC33FS8530A1ES meets these standards out-of-the-box with no additional external components required for basic ASIL D compliance.
How does the MC33FS8530A1ES support camera-specific power sequencing?
The MC33FS8530A1ES supports programmable power-up/down sequencing via OTP configuration, enabling precise timing control between BUCK1 (VCORE), BUCK2 (VDDIO), BUCK3 (peripherals), and LDOs. For camera modules using NXP S32V, this ensures correct initialization order - e.g., powering image sensor before ISP - and supports dynamic voltage scaling during active imaging. MC33FS8530A1ES implements SVS (supply voltage supervision) on BUCK1 and VCOREMON feedback to prevent MCU lockup during transient load steps.
Can the MC33FS8530A1ES drive external MOSFETs for high-current rails?
Yes - the MC33FS8530A1ES includes the VPRE synchronous buck controller with dedicated gate drivers (PRE_GHS/PRE_GLS), current sense (PRE_CSP/PRE_FB), and compensation (PRE_COMP) pins. It supports external high-side/low-side MOSFETs to deliver up to 10 A peak for primary 5 V or 3.3 V system rails. This capability is fully documented in the FS85_VPRE_Simplis_Model and FS85_PDTCALC tools, and MC33FS8530A1ES maintains ASIL D integrity across VPRE operation via independent monitoring and fault reporting.
What is the role of the PSYNC pin on the MC33FS8530A1ES?
The PSYNC pin on MC33FS8530A1ES serves as a bidirectional power synchronization interface that allows two MC33FS8530A1ES devices - or one MC33FS8530A1ES and an external PMIC - to align their switching frequencies. This reduces beat frequencies and narrows EMI peaks, directly improving system-level CISPR 25 compliance. PSYNC supports both master (FOUT-driven) and slave (FIN-driven) modes, and MC33FS8530A1ES retains full safety functionality during synchronized operation.
Does the MC33FS8530A1ES include integrated protection features beyond ASIL D compliance?
Yes - MC33FS8530A1ES integrates overvoltage (VSUP up to 60 V), overtemperature (TJ ≤ 150 °C), overcurrent (per-buck cycle-by-cycle limiting), and short-circuit protection across all SMPS and LDO outputs. It also features ±8 kV contact ESD protection on VSUP/WAKE/FS0B pins per ISO 10605, ±2 kV HBM, and reverse-battery protection support via external diodes on VSUP1/VSUP2. These protections operate independently of MCU control and are active in all device states, including OFF mode.
MC33FS8530A1ES 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:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount, Wettable Flank
- Supplier Device Package:
- 56-HVQFN (8x8)
MC33FS8530A1ES FAQ
1.How can I place an order for MC33FS8530A1ES through Aetrix?
Please submit a Request for Quotation (RFQ) for MC33FS8530A1ES 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 MC33FS8530A1ES reliable?
The price and inventory of MC33FS8530A1ES are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MC33FS8530A1ES is usually 5 days.
3.What payment methods are accepted for MC33FS8530A1ES?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MC33FS8530A1ES transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MC33FS8530A1ES?
MC33FS8530A1ES orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MC33FS8530A1ES 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 MC33FS8530A1ES?
For technical support, including MC33FS8530A1ES datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MC33FS8530A1ES requirements.
6.How does Aetrix verify that MC33FS8530A1ES is sourced from the original manufacturer or authorized distributors?
All MC33FS8530A1ES 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 MC33FS8530A1ES meets industry standards.
7.What is the process for return or replacement of MC33FS8530A1ES?
All MC33FS8530A1ES units undergo pre-shipment inspection (PSI). If there is an issue with MC33FS8530A1ES, 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 MC33FS8530A1ES part is unused and in its original packaging.
Return procedure for MC33FS8530A1ES:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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