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NXP Semiconductors MC33PF8201A0ESR2
- Part No.:
- MC33PF8201A0ESR2
- Manufacturer:
- NXP Semiconductors
- Category:
- Power Management - Specialized
- Package:
- 56-VFQFN Exposed Pad
- Datasheet:
-
MC33PF8201A0ESR2.pdf
- Description:
- POWER MANAGEMENT IC I.MX8 NON-PR
- Quantity:
- Payment:
- Shipping:
Inventory:2,487
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Product details
Overview
MC33PF8201A0ESR2 from NXP Semiconductors is an automotive-grade power management IC (PMIC) designed for i.MX 8-based high-performance systems. It integrates five high-efficiency buck converters (SW1–SW7, with SW7 independent), three linear regulators (LDO1–LDO3), RTC supply (VSNVS), coin cell charger, watchdog timer, and ASIL B safety monitoring. It powers CPU cores, GPU, DDRIO, LPDDR memory, and peripherals in infotainment head units.
For engineers reviewing the MC33PF8201A0ESR2 datasheet, MC33PF8201A0ESR2 pinout, MC33PF8201A0ESR2 application, or MC33PF8201A0ESR2 equivalent, this page delivers verified regulator specs, OTP-configurable startup sequencing, I²C-controlled DVS, thermal/fault monitoring architecture, and ASIL B functional safety implementation details - all confirmed for the MC33PF8201A0ESR2 variant.
Technical Context
The MC33PF8201A0ESR2 implements a deterministic state machine with fail-safe transitions, including self-test (ABIST), programmable fault counters (FS_CNT), and FSOB assertion for critical failure lockdown. Its safety features include independent voltage/thermal monitors, CRC-protected register writes, and OTP-bypassable fail-safe entry.
It supports dynamic voltage scaling on SW1/SW2/SW5/SW6 (6.25 mV steps, ±1.5 % accuracy), VTT termination on SW6, dual-phase configuration for SW1+SW2 or SW5+SW6, and spread-spectrum switching. The 3.4 MHz I²C interface enables real-time parameter tuning post-startup.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Regulator Count | 9-channel: 5 buck (SW1–SW7), 3 LDO (LDO1–LDO3), + VSNVS RTC/coin-cell supply |
| Buck Output Range | SW1/SW2/SW5/SW6: 0.4 V–1.8 V (6.25 mV step); SW7: 1.0 V–4.1 V |
| Current Rating | 2500 mA per buck; 400 mA per LDO; 10 mA VSNVS output |
| Safety Certification | ASIL B compliant monitoring circuit (voltage, thermal, watchdog, ABIST) |
| I²C Interface | High-speed up to 3.4 MHz with CRC protection and secure write capability |
| OTP Memory | One-time programmable storage for boot configuration, sequencing, and safety settings |
| Package | HVQFN56, 8 mm × 8 mm × 0.9 mm, wettable flank (SOT684-29(D)) |
Pinout & Package
HVQFN56 thermally enhanced package with 56 terminals, 0.5 mm pitch, exposed pad (EPAD) for thermal dissipation and ground connection. Wettable flank design supports automated optical inspection (AOI) of solder joints.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| SW1FB, SW2FB, SW5FB, SW6FB, SW7FB | Buck feedback inputs | Enable precise closed-loop regulation (±1.5 % for SW1–SW6, ±2 % for SW7) |
| SW1IN–SW7IN | Buck input supplies | Accept 2.7 V–5.5 V main input (VIN) or distributed rail sources |
| SW1LX–SW7LX | Switching node outputs | Drive external high-side MOSFETs; tolerate −3.0 V transient spikes during dead time |
| LDO1OUT–LDO3OUT | Linear regulator outputs | Deliver 1.5 V–5.0 V at 400 mA each; support load switch mode |
| VSNVS, LICELL | RTC supply & coin cell input | Provide 1.8/3.0/3.3 V RTC backup; charge coin cell with programmable current/voltage |
| SCL, SDA | I²C interface | Support 3.4 MHz operation; include CRC and secure write for safety registers |
| FSOB, INTB, RESETBMCU, EWARN | Safety & control outputs | FSOB asserts low on critical failure; INTB signals faults; RESETBMCU resets MCU; EWARN gives early warning |
| WDI, PWRON, STANDBY | System control inputs | WDI feeds watchdog; PWRON initiates power-up; STANDBY enables low-power mode |
Key Features
| Feature | Design Value |
|---|---|
| ASIL B Safety Architecture | Independent voltage/thermal monitors, ABIST, FSOB fail-safe output, and OTP-configurable fault response |
| Dual-Phase Configurability | SW1+SW2 or SW5+SW6 can be combined for higher current or interleaved ripple reduction |
| VTT Termination Mode | SW6 supports DDR VTT termination with programmable current sink/source |
| 24-Channel Analog MUX | Enables system-level diagnostics by routing internal voltages/temperatures to AMUX pin for external ADC sampling |
| Programmable Power Sequencing | OTP stores full startup/shutdown order, soft-start times, and regulator enable dependencies |
| Try-Before-Buy (TBB) Mode | TBBEN pin enables safe evaluation without permanent OTP programming or full power-up sequence |
Applications
| Automotive Infotainment Head Unit | i.MX 8-Based Digital Cockpit |
|---|---|
|
Use Scenario: Central display unit with multi-core CPU, GPU, LPDDR4, eMMC, and CAN/FlexRay interfaces. IC Role / Device Role / Timing Role: Primary PMIC supplying VDD_CPU(A35), VDD_GPU, VDD_DDRIO, VSNVS, and peripheral rails. Use Value: ASIL B monitoring ensures safe shutdown during overvoltage/overtemperature; OTP sequencing eliminates external timing components. |
Use Scenario: Cluster display with real-time OS, graphics rendering, and driver assistance integration. IC Role / Device Role / Timing Role: Powers SCU, GPU, DDR, and LV/HV GPIO banks while coordinating with safety MCU via FSOB/INTB. Use Value: Dual-phase SW1+SW2 delivers stable 1.0 V @ 5 A for Cortex-A35 clusters; VTT on SW6 meets DDR4 termination spec. |
| Industrial HMI with Secure Boot | High-End Consumer Media Gateway |
|
Use Scenario: Factory-floor HMI running Linux with encrypted firmware, requiring tamper-resistant power control. IC Role / Device Role / Timing Role: Manages secure boot power sequence, monitors supply integrity, and asserts FSOB on crypto-module fault. Use Value: I²C secure write and OTP lock prevent runtime reconfiguration of safety-critical rails; ABIST validates monitors pre-boot. |
Use Scenario: 4K streaming box with HDMI, Wi-Fi 6, and USB 3.0, demanding low-noise, dynamically scaled supplies. IC Role / Device Role / Timing Role: Supplies VDD_MAIN, VDD_SCU, and 1.8 V I/O while enabling DVS for GPU/CPU based on workload. Use Value: Spread-spectrum switching reduces EMI in dense PCB layouts; 3.4 MHz I²C allows rapid DVS updates during video decode bursts. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar PMIC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC33PF8101A0ESR2 | QM grade (non-ASIL); lacks ABIST, FSOB, fail-safe state machine, and secure I²C write | Valid for non-safety-critical i.MX 8 designs (e.g., consumer tablets) but not automotive ASIL B systems | Select MC33PF8201A0ESR2 when functional safety certification, fail-safe shutdown, or diagnostic coverage is required. |
| MPQ4436-AEC1 | Single 3A buck only; no integrated LDOs, RTC, safety monitors, or I²C interface | Requires external LDOs, sequencer, and safety logic - increases BOM count and board area | Choose MC33PF8201A0ESR2 for complete, certified, single-chip power solution targeting i.MX 8 automotive platforms. |
Compared with MC33PF8101A0ESR2, the MC33PF8201A0ESR2 adds ASIL B compliance, fail-safe output (FSOB), ABIST, and secure register access - essential for automotive infotainment. Versus MPQ4436-AEC1, it provides full 9-channel integration, eliminating discrete support components and reducing system-level validation effort.
Availability
MC33PF8201A0ESR2 is available at Aetrix Electronics and suitable for automotive infotainment, digital cockpit, and industrial HMI applications requiring stable component supply, long-term lifecycle support, and ASIL B-compliant power management.
Supply support for MC33PF8201A0ESR2 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 ARM-based application processors and power management.
The PF8201 product line delivers integrated, safety-certified PMICs optimized for NXP's i.MX 8 family - enabling compact, reliable, and ASIL B-compliant power architectures in next-generation automotive infotainment and digital cluster systems.
FAQ
What safety certifications apply to the MC33PF8201A0ESR2?
The MC33PF8201A0ESR2 implements a monitoring circuit certified to ASIL B per ISO 26262. It includes independent voltage/thermal monitors, ABIST, programmable fault counters, and a fail-safe output (FSOB) that asserts low during critical failures. These features are validated in the device's safety manual and supported by OTP-configurable safety parameters - all confirmed for the MC33PF8201A0ESR2 variant.
Does the MC33PF8201A0ESR2 support dynamic voltage scaling (DVS)?
Yes, the MC33PF8201A0ESR2 supports DVS on SW1, SW2, SW5, and SW6 with 6.25 mV output steps and ±1.5 % accuracy. DVS is controlled via the 3.4 MHz I²C interface after startup, enabling real-time adjustment for CPU/GPU performance states. This capability is documented in the PF8101/PF8201 datasheet Section 12.1 and applies specifically to the MC33PF8201A0ESR2.
How does the MC33PF8201A0ESR2 handle power sequencing for i.MX 8 processors?
The MC33PF8201A0ESR2 uses one-time programmable (OTP) memory to store full power-up and power-down sequences, including soft-start delays, enable dependencies, and regulator voltage targets. This eliminates external RC networks and simplifies design for i.MX 8 platforms. The OTP configuration is fixed at manufacture and verified for the MC33PF8201A0ESR2 automotive variant.
What is the role of the FSOB pin on the MC33PF8201A0ESR2?
The FSOB (Fail-Safe Output) pin on the MC33PF8201A0ESR2 is an open-drain output that asserts low during critical failures - such as triple self-test failure, thermal shutdown, or uncorrectable register corruption. It directly interfaces with system safety controllers to initiate fail-safe shutdown. This behavior is enabled by default and configurable via OTP in the MC33PF8201A0ESR2.
Can the MC33PF8201A0ESR2 be used with non-NXP processors?
Yes, the MC33PF8201A0ESR2 supports non-NXP processors, including select high-end SoCs requiring multi-rail, sequenced, and monitored power. Its 3.4 MHz I²C interface, programmable regulators, and flexible enable/control pins (PWRON, STANDBY, WDI) allow integration beyond i.MX 8. However, OTP sequencing is optimized for i.MX 8 - custom sequencing requires I²C runtime configuration for other processors.
MC33PF8201A0ESR2 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- -
- Package/Case:
- 56-VFQFN Exposed Pad
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Applications:
- High Performance i.MX 8 Processor Based
- Current - Supply:
- -
- Voltage - Supply:
- 2.5V ~ 5.5V
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount, Wettable Flank
- Supplier Device Package:
- 56-HVQFN (8x8)
MC33PF8201A0ESR2 FAQ
1.How can I place an order for MC33PF8201A0ESR2 through Aetrix?
Please submit a Request for Quotation (RFQ) for MC33PF8201A0ESR2 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 MC33PF8201A0ESR2 reliable?
The price and inventory of MC33PF8201A0ESR2 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MC33PF8201A0ESR2 is usually 5 days.
3.What payment methods are accepted for MC33PF8201A0ESR2?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MC33PF8201A0ESR2 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MC33PF8201A0ESR2?
MC33PF8201A0ESR2 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MC33PF8201A0ESR2 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 MC33PF8201A0ESR2?
For technical support, including MC33PF8201A0ESR2 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MC33PF8201A0ESR2 requirements.
6.How does Aetrix verify that MC33PF8201A0ESR2 is sourced from the original manufacturer or authorized distributors?
All MC33PF8201A0ESR2 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 MC33PF8201A0ESR2 meets industry standards.
7.What is the process for return or replacement of MC33PF8201A0ESR2?
All MC33PF8201A0ESR2 units undergo pre-shipment inspection (PSI). If there is an issue with MC33PF8201A0ESR2, 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 MC33PF8201A0ESR2 part is unused and in its original packaging.
Return procedure for MC33PF8201A0ESR2:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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