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NXP Semiconductors MC33PF8101A0ES
- Part No.:
- MC33PF8101A0ES
- Manufacturer:
- NXP Semiconductors
- Category:
- Power Management - Specialized
- Package:
- 56-VFQFN Exposed Pad
- Datasheet:
-
MC33PF8101A0ES.pdf
- Description:
- IC POWER MANAGEMENT
- Quantity:
- Payment:
- Shipping:
Inventory:467
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Product details
Overview
MC33PF8101A0ES from NXP Semiconductors is an automotive-grade power management IC (PMIC) designed for i.MX 8 processor platforms. It integrates five high-efficiency buck converters (SW1–SW7, with SW1/SW2/SW5/SW6 adjustable from 0.4 V to 1.8 V at ±1.5 % accuracy), three linear regulators (LDO1/LDO2/LDO3, 1.5–5.0 V, 400 mA, ±3 %), and RTC/coin-cell support (VSNVS at 1.8/3.0/3.3 V, 10 mA). It powers CPU cores, DDR I/O, GPU, SCU, and peripherals in infotainment systems.
For engineers reviewing the MC33PF8101A0ES datasheet, MC33PF8101A0ES pinout, MC33PF8101A0ES application, or MC33PF8101A0ES equivalent, this page delivers verified regulator accuracy, OTP-configurable startup sequencing, ASIL B–capable monitoring, and 3.4 MHz I²C interface details - all critical for automotive power architecture validation and safety-compliant design.
Technical Context
The MC33PF8101A0ES implements a deterministic state machine with hard-wired fault response logic, supporting fail-safe transitions, watchdog monitoring (WDI input, RESETBMCU output), and programmable thermal shutdown (TJ max = 150 °C). Its 24-channel analog multiplexer enables real-time system diagnostics across voltage rails and temperature sensors.
It features dual-phase configuration capability (SW1+SW2 or SW5+SW6), VTT termination mode on SW6, spread-spectrum switching, and manual tuning of switching frequency - all configurable via high-speed I²C after boot. OTP memory stores startup voltage levels, sequencing order, and safety thresholds without external resistors.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Main input range | VIN = 2.7 V to 5.5 V - supports wide automotive battery range including cold-crank transients |
| Buck output accuracy | ±1.5 % for SW1/SW2/SW5/SW6 (0.4–1.8 V); ±2 % for SW7 (1.0–4.1 V) - ensures stable core/memory rail regulation under load |
| LDO output accuracy | ±3 % for LDO1/LDO2/LDO3 (1.5–5.0 V, 400 mA) - guarantees precision biasing for analog/IO circuits |
| I²C interface speed | Up to 3.4 MHz - enables rapid runtime reconfiguration of voltage levels and sequencing during dynamic power states |
| Operating temperature | −40 °C to +105 °C ambient - qualified for under-hood and dashboard-mounted automotive applications |
| Safety compliance | ASIL B monitoring circuitry (voltage/thermal/fault detection), ABIST, CRC-protected registers - meets ISO 26262 functional safety requirements |
| Package | HVQFN56, 8 mm × 8 mm × 0.85 mm, wettable flanks - supports automated optical inspection and robust solder joint reliability |
Pinout & Package
HVQFN56 thermally enhanced package with 56 terminals, 0.5 mm pitch, exposed EPAD for thermal dissipation (RθJC = 0.6 °C/W). Wettable flank design (ES suffix) enables reliable AOI and solder joint inspection.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1–7, 57 | DNC1–DNC7, EPAD | Do-not-connect pins (1–7); EPAD must be connected to GND for thermal and electrical integrity |
| 15, 18, 25 | LDO1OUT, LDO2OUT, LDO3OUT | Regulated outputs delivering 1.5–5.0 V at up to 400 mA each - supply analog subsystems, IO banks, and auxiliary rails |
| 2, 3, 30, 31, 38 | SW2FB, SW1FB, SW6FB, SW5FB, SW7FB | Feedback inputs for buck regulators - enable precise closed-loop voltage regulation with external resistor dividers |
| 4, 7, 32, 35, 37 | SW1IN, SW2IN, SW5IN, SW6IN, SW7IN | Main input supplies for buck stages - accept VIN-derived or dedicated intermediate rails (e.g., 5 V or 3.3 V) |
| 5, 6, 33, 34, 36 | SW1LX, SW2LX, SW5LX, SW6LX, SW7LX | Switching node outputs - connect directly to external inductors; require low-inductance layout to minimize EMI and voltage spikes |
| 19, 21, 24, 42 | WDI, RESETBMCU, INTB, PGOOD | Watchdog input, open-drain reset, interrupt, and power-good signals - enable tight MCU-PMIC coordination and system-level fault handling |
| 44, 48, 49 | XFAILB, SYNCIN, SYNCOUT | External synchronization interface - allows clock domain alignment with other PMICs or timing sources for noise reduction |
| 55–56 | SCL, SDA | High-speed I²C bus interface - supports 3.4 MHz operation for fast register read/write during dynamic voltage scaling |
Key Features
| Feature | Design Value |
|---|---|
| OTP-based startup configuration | Eliminates external resistor networks for voltage setpoints and power-up sequence - reduces BOM count and board area |
| Dual-phase buck capability | SW1+SW2 or SW5+SW6 can operate in interleaved mode - cuts output ripple by ~50 % and improves transient response |
| VTT termination on SW6 | Supports DDR4/LPDDR4 memory termination without external components - simplifies high-speed memory interface design |
| 24-channel analog multiplexer | Enables centralized monitoring of rail voltages, die temperature, and external sensor inputs - reduces need for discrete ADCs |
| ASIL B–compliant monitoring | Independent voltage/thermal/fault monitors with programmable thresholds and fail-safe outputs (FSOB) - satisfies automotive functional safety requirements |
Applications
| Automotive Infotainment Head Unit | i.MX 8-Based Digital Cluster |
|---|---|
|
Use Scenario: Centralized power delivery for quad-core Cortex-A72/A53 CPU, GPU, LPDDR4, eMMC, and HDMI display interfaces in vehicle dashboards. IC Role / Device Role / Timing Role: Primary PMIC managing 9 independent rails with sequenced startup, dynamic voltage scaling, and safety monitoring. Use Value: Enables single-chip power solution for ASIL B–compliant infotainment systems, reducing system-level complexity and qualification effort. |
Use Scenario: Powering instrument cluster SoC with real-time graphics rendering, CAN FD communication, and OTA update capability. IC Role / Device Role / Timing Role: Regulator controller with watchdog supervision, PGOOD signaling, and fail-safe transition support for critical display functions. Use Value: Guarantees deterministic power-up/down behavior and fault containment - essential for driver-facing safety-critical displays. |
| Automotive Telematics Control Unit (TCU) | Industrial Edge Gateway |
|
Use Scenario: Supplying cellular modem (LTE/5G), GNSS receiver, Wi-Fi/BT coexistence module, and secure enclave in connected vehicle platforms. IC Role / Device Role / Timing Role: Multi-rail power manager with coin-cell backup (VSNVS), RTC support, and I²C-controlled DVS for modem sleep/wake cycles. Use Value: Maintains real-time clock and secure key storage during main power loss - enabling seamless network reconnection and location tracking. |
Use Scenario: Powering NXP i.MX 8M Mini/Plus in ruggedized industrial gateways requiring extended temperature operation and long-term supply stability. IC Role / Device Role / Timing Role: Automotive-qualified PMIC deployed in industrial environments - leverages QM safety grade and −40 °C to +105 °C rating. Use Value: Delivers automotive-grade reliability and diagnostic capability without safety certification overhead - ideal for harsh-edge deployments. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar power management applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC33PF8201A0ES | Includes full ASIL B safety features: ABIST, FSOB fail-safe output, OTP-based fault counters, and secure I²C write protection | Required for ASIL B–certified systems (e.g., ADAS domains); MC33PF8101A0ES lacks AB_SWx_OV/UV, FS_CNT, and FSOB assertion logic | Select MC33PF8201A0ES when functional safety certification is mandatory; MC33PF8101A0ES suffices for QM-rated infotainment subsystems |
| MPQ4436AGL-AEC1 | Single 3 A buck converter (no integrated LDOs, no OTP, no I²C, no safety monitors); AEC-Q100 Grade 1 | Only suitable as partial replacement for SW1–SW7 channels - requires external LDOs, sequencing logic, and safety circuitry | Use only for cost-sensitive, non-safety-critical designs where full PMIC integration is unnecessary |
Compared with MC33PF8201A0ES, MC33PF8101A0ES omits ASIL B–specific safety logic but retains identical regulator performance, pinout, and OTP configurability - making it ideal for QM-tier automotive infotainment. MPQ4436AGL-AEC1 offers no system-level integration, demanding significant external component investment to match basic functionality.
Availability
MC33PF8101A0ES is available at Aetrix Electronics and suitable for automotive infotainment head units, digital instrument clusters, and telematics control units requiring stable component supply, long-lifecycle support, and AEC-Q100 qualification.
Supply support for MC33PF8101A0ES 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 ARM-based application processors and power management.
The PF8101 product line delivers highly integrated, OTP-configurable PMICs optimized for NXP's i.MX 8 family - targeting reduced system complexity, faster time-to-market, and automotive-grade reliability in multimedia and edge computing applications.
FAQ
What is the safety qualification level of MC33PF8101A0ES?
MC33PF8101A0ES is rated QM (Quality Management) per ISO 26262 - meaning it is not certified for ASIL B or higher safety goals. It lacks the ABIST, FSOB, and fault counter features present in MC33PF8201A0ES. For MC33PF8101A0ES, functional safety must be implemented at the system level using external monitoring or redundant paths.
Does MC33PF8101A0ES support dynamic voltage scaling (DVS)?
Yes, MC33PF8101A0ES supports DVS on SW1, SW2, SW5, and SW6 buck regulators via its 3.4 MHz I²C interface. This allows real-time adjustment of output voltages during processor state transitions (e.g., Cortex-A72 frequency scaling), improving energy efficiency without hardware changes.
What is the purpose of the XFAILB pin on MC33PF8101A0ES?
The XFAILB pin on MC33PF8101A0ES serves as an external synchronization input for clock domain alignment. When enabled via OTP, it triggers a controlled power-down sequence upon signal deassertion - used for coordinated shutdown across multiple PMICs or with external safety controllers in multi-domain automotive systems.
Can MC33PF8101A0ES power LPDDR4 memory directly?
Yes, MC33PF8101A0ES supports LPDDR4 through SW6 configured in VTT termination mode and dedicated LDOs for VDDQ/VDDIO. Its 0.4–1.8 V buck range, ±1.5 % accuracy, and programmable soft-start ensure compliant LPDDR4 initialization and stable operation per JEDEC JESD209-4 specifications.
Is the OTP memory in MC33PF8101A0ES field-programmable?
No, the OTP memory in MC33PF8101A0ES is programmed once during manufacturing and cannot be rewritten in the field. Configuration data - including voltage setpoints, sequencing order, and safety thresholds - is locked permanently to ensure deterministic startup behavior and prevent runtime corruption.
MC33PF8101A0ES Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- -
- Package/Case:
- 56-VFQFN Exposed Pad
- Packaging:
- Tray
- 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)
MC33PF8101A0ES FAQ
1.How can I place an order for MC33PF8101A0ES through Aetrix?
Please submit a Request for Quotation (RFQ) for MC33PF8101A0ES 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 MC33PF8101A0ES reliable?
The price and inventory of MC33PF8101A0ES are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MC33PF8101A0ES is usually 5 days.
3.What payment methods are accepted for MC33PF8101A0ES?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MC33PF8101A0ES transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MC33PF8101A0ES?
MC33PF8101A0ES orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MC33PF8101A0ES 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 MC33PF8101A0ES?
For technical support, including MC33PF8101A0ES datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MC33PF8101A0ES requirements.
6.How does Aetrix verify that MC33PF8101A0ES is sourced from the original manufacturer or authorized distributors?
All MC33PF8101A0ES 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 MC33PF8101A0ES meets industry standards.
7.What is the process for return or replacement of MC33PF8101A0ES?
All MC33PF8101A0ES units undergo pre-shipment inspection (PSI). If there is an issue with MC33PF8101A0ES, 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 MC33PF8101A0ES part is unused and in its original packaging.
Return procedure for MC33PF8101A0ES:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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