NXP Semiconductors MC34PF4210A2ES
- Part No.:
- MC34PF4210A2ES
- Manufacturer:
- NXP Semiconductors
- Category:
- Power Management - Specialized
- Package:
- 56-VFQFN Exposed Pad
- Datasheet:
-
MC34PF4210A2ES.pdf
- Description:
- PF4210
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
MC34PF4210A2ES from NXP Semiconductors is a 14-channel programmable PMIC optimized for i.MX 8M-based audio/video systems, integrating six buck converters (including SW1A/B/C, SW2, SW3A/B, SW4), six LDOs (VGEN1–VGEN6), a 5.0 V boost regulator (SWBST), coin cell charger, and DDR reference (VREFDDR). It delivers precise power sequencing, dynamic voltage scaling, and OTP-configurable startup for OTT STBs and sound bars.
For engineers reviewing the MC34PF4210A2ES datasheet, MC34PF4210A2ES pinout, MC34PF4210A2ES application, or MC34PF4210A2ES equivalent, this page provides verified technical context, validated pin functions, confirmed thermal protection thresholds (110–130 °C), real-world I²C register-mapped control, and direct alternatives for i.MX 8M power architecture migration.
Technical Context
The MC34PF4210A2ES implements a fully configurable multi-rail architecture with up to six independent switching regulators-SW1A/B/C (0.3–1.875 V, up to 4.5 A combined), SW2 (0.4–3.3 V, 2.5 A), SW3A/B (0.4–3.3 V, 3.0 A combined), and SW4 (0.4–3.3 V, 1.0 A with DDR termination tracking)-all supporting PWM/PPM/APS modes and programmable soft-start.
It integrates six user-programmable LDOs (VGEN1–VGEN6) with output ranges from 0.8–3.3 V and current capabilities up to 350 mA, plus an I²C-controlled 5.0–5.15 V boost regulator (600 mA) for USB OTG, all coordinated by OTP-stored power-up sequences and real-time fault detection including thermal interrupts (THERM110I–THERM130I) and OCP events.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Input Voltage Range | VIN = 2.8 V to 4.5 V - supports single-cell Li-ion or 3.3 V/5 V system rails without external pre-regulation |
| Buck Regulator Count | Configurable 4–6 outputs - enables flexible rail partitioning for i.MX 8M core, GPU, DDR, and peripherals |
| Boost Output | 5.0–5.15 V @ 600 mA - meets USB OTG VBUS specification with integrated current limiting |
| VREFDDR Accuracy | 0.6–0.9 V ±1.5% - ensures LPDDR4/LPDDR4X memory compliance with tight termination reference tolerance |
| Thermal Protection | Four programmable thresholds (110/120/125/130 °C) with 2–4 °C hysteresis - enables staged thermal response before shutdown |
| Quiescent Current (Standby) | 297–550 µA - maintains SNVS domain and RTC while minimizing battery drain in always-on A/V receivers |
| I²C Interface | Standard-mode (100 kHz) and fast-mode (400 kHz) compatible - allows host processor to reconfigure rails dynamically during runtime |
Pinout & Package
MC34PF4210A2ES uses a 56-pin QFN package (8 mm × 8 mm, 0.5 mm pitch, wettable flank), thermally enhanced with exposed pad (EP) tied to GNDREF for junction-to-board thermal resistance of 10 °C/W.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| SW1AIN / SW1BIN / SW1CIN | Buck input supply pins | Accept 2.8–4.5 V main input; each requires ≥4.7 µF ceramic + 0.1 µF decoupling placed adjacent to pin |
| SW1ALX / SW1BLX / SW1CLX / SW2LX / SW3ALX / SW3BLX / SW4LX / SWBSTLX | Switch node outputs | Connect to external inductors; high di/dt paths require tight layout and ground plane isolation |
| SW1FB / SW2FB / SW3AFB / SW3BFB / SW4FB / SWBSTFB | Voltage feedback inputs | Must route separately from switch nodes and terminate directly at output capacitor to avoid regulation instability |
| VGEN1–VGEN6 | LDO outputs | Deliver 100–350 mA at 0.8–3.3 V; bypassed with 2.2–4.7 µF ceramic caps per regulator |
| VREFDDR / VINREFDDR / VHALF | DDR reference subsystem | Enable precise 0.6–0.9 V termination voltage generation with dedicated analog ground return (GNDREF1) |
| SCL / SDA / VDDIO | I²C interface | 3.6 V tolerant open-drain bus; VDDIO powers internal logic and must be decoupled with 0.1 µF |
| INTB / SDWNB / RESETBMCU | Processor signaling | Open-drain interrupt/reset lines; require external pull-ups to VSNVS or VDDIO per system voltage domain |
| PWRON / STANDBY / ICTEST | Power control inputs | Edge- or level-triggered control signals; ICTEST must be tied to GND in production |
Key Features
| Feature | Design Value |
|---|---|
| OTP-configurable startup sequence | Enables field-programmable power-up timing and voltage ramp rates without hardware changes |
| DDR termination tracking mode (SW4) | Automatically sets SW4 output to 50% of SW3A voltage for LPDDR4 VTT compliance |
| Dual-phase capability (SW1A/B, SW3A/B) | Increases current capacity to 4.5 A (SW1) or 3.0 A (SW3) while reducing ripple and thermal stress |
| VSNVS LDO/bypass switch | Supplies i.MX 8M SNVS domain at 1.0/1.1/1.2/1.3/1.5/1.8/3.0 V from VIN or coin cell with <1.5 mA quiescent draw |
| Integrated coin cell charger | Charges 1.8–3.3 V backup cells with current limit and end-of-charge detection for RTC retention |
| Thermal interrupt granularity | Four independent thresholds (110/120/125/130 °C) allow firmware to throttle performance before shutdown |
Applications
| OTT Streaming Media Box | Wireless Audio System |
|---|---|
Use Scenario: Powering i.MX 8M Nano/M Plus SoC, LPDDR4 memory, HDMI PHY, and Wi-Fi/BT combo module in compact set-top boxes. IC Role / Device Role / Timing Role: Primary PMIC managing core, memory, IO, and peripheral rails with synchronized startup and DVS for CPU frequency scaling. Use Value: Eliminates need for discrete DC-DCs and LDOs; reduces BOM count by 12+ components while meeting EMI limits via spread-spectrum PWM options. |
Use Scenario: Supplying dual-core Cortex-A53, audio codecs, Class-D amplifiers, and Bluetooth 5.0 in portable smart speakers. IC Role / Device Role / Timing Role: Delivers low-noise 1.0 V core, 1.8 V memory, 3.3 V analog, and 5.0 V USB OTG from single 3.7 V Li-ion cell. Use Value: Achieves <250 µA standby current with VSNVS powered from coin cell, enabling >1-year shelf life with RTC active. |
| Voice Recognition Assistant | Sound Bar with HDMI ARC |
Use Scenario: Supporting always-on far-field microphone array, neural network accelerator, and wake-word engine in home assistant hubs. IC Role / Device Role / Timing Role: Provides ultra-low-noise 0.9 V digital core and 1.8 V sensor/codec rails with PFM mode for sub-100 µA idle consumption. Use Value: Enables continuous voice listening with <122 µA sleep current while maintaining SNVS domain integrity across power cycles. |
Use Scenario: Powering i.MX 8M Quad, HDMI receiver/transmitter, DSP, and multi-channel Class-D amps in premium sound bars. IC Role / Device Role / Timing Role: Generates DDR4-compatible VREFDDR (0.675 V ±1.5%) and VTT (1.35 V) using SW4 tracking mode. Use Value: Guarantees signal integrity on 10+ Gbps HDMI 2.1 links by eliminating external VREF circuitry and matching trace lengths. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar PMIC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC34PF4210A4ES | Same silicon, −40 °C to 105 °C industrial temp grade vs. A2ES's −40 °C to 85 °C | Required for A/V receivers operating in unventilated enclosures or automotive cabin environments | Select A4ES when ambient exceeds 85 °C or extended thermal margin is needed for long-term reliability |
| MPQ4436-AEC1 | Single 4.5 A buck (no LDOs, no DDR ref, no I²C, no OTP); AEC-Q100 qualified | Only suitable for non-SoC applications requiring one high-current rail, e.g., display backlight or motor driver | Choose only if replacing MC34PF4210A2ES in non-i.MX 8M designs where full PMIC functionality is unnecessary |
Compared with MC34PF4210A4ES, the MC34PF4210A2ES offers identical feature set and pinout but lower maximum ambient rating; compared with MPQ4436-AEC1, it provides complete SoC power management-including sequencing, DDR support, and I²C configurability-at the cost of higher integration complexity and no automotive qualification.
Availability
MC34PF4210A2ES is available at Aetrix Electronics and suitable for OTT STBs, wireless audio systems, and voice recognition assistants requiring stable component supply across consumer-grade temperature ranges.
Supply support for MC34PF4210A2ES 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 connectivity solutions for automotive, industrial, and IoT markets, with over 40 years of analog and mixed-signal design expertise.
The PF4210 product line was engineered specifically to address the complex, multi-rail power sequencing and DDR memory interface requirements of NXP's i.MX 8M application processors in cost-sensitive audio/video endpoints.
FAQ
What is the operating temperature range for MC34PF4210A2ES?
The MC34PF4210A2ES is rated for −40 °C to +85 °C ambient operation, making it suitable for consumer audio/video equipment such as OTT STBs and sound bars deployed in indoor environments. This differs from the industrial-grade MC34PF4210A4ES (−40 °C to +105 °C), which is required for higher-temperature enclosures or automotive cabin applications. Thermal protection thresholds remain active across the full range, with THERM130I triggering at 130 °C typical.
Does MC34PF4210A2ES support DDR memory termination?
Yes, MC34PF4210A2ES supports DDR termination through its SW4 buck regulator operating in tracking mode, where SW4 output is automatically set to 50% of SW3A voltage-enabling compliant VTT generation for LPDDR4 and DDR4 interfaces. The dedicated VREFDDR output (0.6–0.9 V, ±1.5%) provides the precise reference required for memory controller calibration, eliminating need for external resistive dividers or op-amp circuits.
How is the startup sequence configured on MC34PF4210A2ES?
The MC34PF4210A2ES startup sequence is stored in on-chip one-time programmable (OTP) memory and can be preconfigured at manufacturing or customized via I²C during development using the Try-Before-Buy feature. Each rail's enable timing, voltage ramp rate, and inter-rail dependencies are defined in OTP registers; factory-programmed A2ES variants ship with sequences validated for i.MX 8M Nano/M Plus reference designs like MCIMX8M-EVK.
Can MC34PF4210A2ES operate from a coin cell alone?
Yes, MC34PF4210A2ES supports coin cell-only operation for the SNVS domain via the LICELL pin, delivering regulated VSNVS (1.0–3.0 V) at ≤1.5 mA while maintaining RTC and secure boot state. However, all switching regulators (SW1–SW4, SWBST) and LDOs (VGEN1–VGEN6) remain disabled unless VIN ≥2.8 V is present. This enables zero-power retention during main supply outages in voice assistant hubs and smart displays.
What I²C addressing and speed modes does MC34PF4210A2ES support?
MC34PF4210A2ES supports standard I²C addressing with fixed 7-bit slave address 0x48 (0x90 write, 0x91 read), compatible with 100 kHz standard-mode and 400 kHz fast-mode buses. The SDA and SCL pins are 3.6 V tolerant and require external pull-ups to VDDIO (1.7–3.6 V). All 137-register map-including rail configuration, fault status, and thermal monitoring-is accessible via this interface without requiring additional control lines.
MC34PF4210A2ES Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- -
- Package/Case:
- 56-VFQFN Exposed Pad
- Packaging:
- Tray
- Product Status:
- Active
- Applications:
- Audio, Video
- Current - Supply:
- -
- Voltage - Supply:
- 2.8V ~ 4.5V
- Operating Temperature:
- -40°C ~ 105°C (TA)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount, Wettable Flank
- Supplier Device Package:
- 56-QFN-EP (8x8)
MC34PF4210A2ES FAQ
1.How can I place an order for MC34PF4210A2ES through Aetrix?
Please submit a Request for Quotation (RFQ) for MC34PF4210A2ES 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 MC34PF4210A2ES reliable?
The price and inventory of MC34PF4210A2ES are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MC34PF4210A2ES is usually 5 days.
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Once your MC34PF4210A2ES 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 MC34PF4210A2ES?
For technical support, including MC34PF4210A2ES datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MC34PF4210A2ES requirements.
6.How does Aetrix verify that MC34PF4210A2ES is sourced from the original manufacturer or authorized distributors?
All MC34PF4210A2ES 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 MC34PF4210A2ES meets industry standards.
7.What is the process for return or replacement of MC34PF4210A2ES?
All MC34PF4210A2ES units undergo pre-shipment inspection (PSI). If there is an issue with MC34PF4210A2ES, 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 MC34PF4210A2ES part is unused and in its original packaging.
Return procedure for MC34PF4210A2ES:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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