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NXP Semiconductors MC32PF1510A4EP
- Part No.:
- MC32PF1510A4EP
- Manufacturer:
- NXP Semiconductors
- Category:
- Power Management - Specialized
- Package:
- 40-VFQFN Exposed Pad
- Datasheet:
-
MC32PF1510A4EP.pdf
- Description:
- PF1510
- Quantity:
- Payment:
- Shipping:
Inventory:3,340
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Product details
Overview
MC32PF1510A4EP from NXP Semiconductors is a preprogrammed power management IC (PMIC) optimized for i.MX 7ULP processors with LPDDR3 memory. It integrates three 1.0 A buck converters (SW1–SW3), three LDOs (LDO1–LDO3), VSNVS (3.0 V RTC supply), USB_PHY LDO, DDR reference (VREFDDR, 0.5–0.9 V), and OTP-configurable power sequencing - enabling full-system power delivery in low-power IoT and wearable devices.
For engineers reviewing the MC32PF1510A4EP datasheet, MC32PF1510A4EP pinout, MC32PF1510A4EP application, or MC32PF1510A4EP equivalent, key selection considerations include its i.MX 7ULP + LPDDR3-specific OTP configuration, 40-pin QFN package with exposed thermal pad, −40 °C to 105 °C industrial temperature rating, I²C programmability, and dynamic voltage scaling support on SW1/SW2.
Technical Context
The MC32PF1510A4EP implements a multi-rail PMIC architecture with dedicated regulators for processor core (SW1), SoC I/O (SW2), memory interface (SW3), and always-on domains (VSNVS, LDO2P7). Its OTP memory stores startup/shutdown sequences, output voltages, and soft-start timing tailored for i.MX 7ULP with LPDDR3 timing requirements.
It features dual-mode operation: forced PWM quasi-fixed frequency mode for noise-sensitive applications and adaptive variable-frequency mode for light-load efficiency. The front-end LDO accepts 4.1–6.0 V input (with 22 V transient withstand) and regulates VSYS, which feeds all downstream converters and LDOs.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Input Voltage Range | 4.1 V to 6.0 V (VIN); withstands up to +22 V DC/transient - enables robust USB/adapter input handling |
| Buck Converters | SW1/SW2: 0.6–1.3875 V (12.5 mV steps) or 1.1–3.3 V (variable); SW3: 1.8–3.3 V (100 mV steps) - supports i.MX 7ULP core, I/O, and LPDDR3 VDDQ |
| Output Current Capability | SW1/SW2/SW3: 1.0 A each; LDO1/LDO3: 300 mA; LDO2: 400 mA; VSNVS: 2.0 mA - powers full i.MX 7ULP system including DDR, peripherals, and RTC |
| Quiescent Current | 1.0 μA in ULP mode (buck), <1.5 μA in Low-power mode (LDOs) - extends battery life in always-on IoT/wearable use cases |
| Thermal Rating | −40 °C to 105 °C ambient; RΘJA = 17.8 °C/W (8-layer board) - suitable for industrial-grade embedded designs |
| Interface & Programmability | I²C (SCL/SDA, 1.7–3.6 V compatible); OTP memory for startup sequence, voltage settings, soft-start - eliminates external configuration components |
| Package | 40-pin QFN, 5.0 mm × 5.0 mm, exposed thermal pad - enables compact layout and efficient heat dissipation in space-constrained wearables |
Pinout & Package
MC32PF1510A4EP uses a 40-pin QFN (5.0 mm × 5.0 mm) with exposed thermal pad (EPAD, Pin 41), rated for −40 °C to 105 °C operation. The EPAD must be connected to inner/external ground planes via multiple vias for thermal and electrical integrity.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VIN (Pin 37) | Main IC supply input | Accepts 5.0 V adapter/USB source; bypassed with 2.2 µF capacitor - primary power entry point before front-end LDO |
| VSYS (Pins 35, 36) | Main PMIC input rail | Regulated output of front-end LDO; supplies all internal regulators - requires 47 µF bulk capacitance for stability |
| SW1FB / SW2FB / SW3FB (Pins 27, 16, 15) | Buck feedback inputs | Connect near load to enable precise output voltage regulation under dynamic load conditions |
| VSNVS (Pin 30) | RTC backup supply | 3.0 V, 2.0 mA always-on output - powers real-time clock during system sleep/off states |
| LDO2P7 (Pin 38) | Always-on 2.7 V regulator | 5.0 mA output; mandatory 2.2 µF bypass - supplies critical logic requiring uninterrupted bias |
| SCL / SDA (Pins 3, 2) | I²C interface | Configurable at 1.7–3.6 V; pull-up required to VDDIO - enables runtime voltage adjustment and status monitoring |
| INTB (Pin 9) | Open-drain interrupt | Signals fault conditions (OV/UV, thermal, watchdog timeout) to host processor - pulled up to VSNVS |
| RESETBMCU (Pin 10) | Open-drain reset output | Asserts active-low reset to i.MX 7ULP MCU upon power-on or fault - requires external pull-up |
Key Features
| Feature | Design Value |
|---|---|
| OTP-programmed i.MX 7ULP + LPDDR3 configuration | Preloaded startup sequence, voltage setpoints, and timing - eliminates firmware initialization overhead and ensures boot reliability |
| Dynamic Voltage Scaling (DVS) on SW1/SW2 | Enables real-time core/I/O voltage adjustment during processor DVFS transitions - reduces dynamic power by up to 30% in active mode |
| Front-end LDO with 22 V transient withstand | Protects downstream circuitry against USB/adapter surges without external TVS - simplifies input protection design |
| Ultra-low quiescent current (1.0 μA) | Maintains regulation in ultra-low-power (ULP) mode while preserving state - extends battery runtime in sensor nodes and wearables |
| Integrated DDR memory reference (VREFDDR) | 0.5–0.9 V, 10 mA output with 1.0 µF bypass - meets JEDEC LPDDR3 VREF accuracy and noise requirements |
| USB_PHY LDO (3.3 V or 4.9 V) | 60 mA output with 200 mV dropout and 60 dB PSRR - delivers clean, stable supply for USB PHY analog circuitry |
Applications
| Smart Wearables | Industrial IoT Sensors |
|---|---|
Use Scenario: Compact fitness tracker with i.MX 7ULP, LPDDR3, BLE, and environmental sensors. IC Role / Device Role / Timing Role: Single-chip power hub delivering core, I/O, memory, RTC, and USB PHY rails with OTP-validated sequencing. Use Value: Eliminates discrete PMIC + sequencer + LDO count; reduces BOM cost by 35% and PCB area by 40% vs. discrete solution. | Use Scenario: Battery-powered edge node monitoring temperature/humidity in factory environments (−40 °C to 105 °C). IC Role / Device Role / Timing Role: Industrial-grade PMIC providing robust power to i.MX 7ULP, LPDDR3, and RS-485 transceiver under wide-temp and surge conditions. Use Value: 22 V input withstand and 105 °C rating ensure reliable operation without derating or external protection components. |
| Home Automation Hubs | E-Readers |
Use Scenario: Voice-controlled smart home gateway with Wi-Fi, Zigbee, and display interface. IC Role / Device Role / Timing Role: Powers i.MX 7ULP application processor, DDR memory, and multiple wireless SoCs using shared VSYS rail and independent LDOs. Use Value: I²C programmability allows runtime optimization of rail voltages across different connectivity modes (Wi-Fi active vs. idle). | Use Scenario: Solar-recharged e-reader with i.MX 7ULP, LPDDR3, and E-Ink display controller. IC Role / Device Role / Timing Role: Delivers ultra-low IQ power to processor and memory during weeks-long standby; fast wake-up via STANDBY/ONKEY control. Use Value: 1.0 μA ULP mode and OTP-configured low-power state transitions extend battery life beyond 6 months per charge. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar PMIC applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| MC34PF1510A4EP | Identical functionality and OTP configuration; differs only in temperature grade (−40 °C to 105 °C vs. MC32's consumer-grade −40 °C to 85 °C variant) | Same i.MX 7ULP + LPDDR3 support; validated for industrial ambient conditions | Select MC34PF1510A4EP when operating above 85 °C ambient or requiring extended industrial qualification |
| PF8100 | Higher integration: includes 4 buck converters, 8 LDOs, and integrated charger; no OTP - requires external configuration via I²C | Targets more complex i.MX 8M systems; not preconfigured for i.MX 7ULP LPDDR3 timing | Choose PF8100 only if additional rails or battery charging capability are required; adds firmware complexity |
Compared with MC34PF1510A4EP, the MC32PF1510A4EP shares identical OTP programming and electrical performance but is qualified for consumer-temperature operation; versus PF8100, it offers simpler integration and lower BOM cost for i.MX 7ULP-specific designs without charger needs.
Availability
MC32PF1510A4EP is available at Aetrix Electronics and suitable for smart wearables, industrial IoT sensors, and home automation hubs requiring stable component supply, long-term lifecycle support, and guaranteed OTP configuration for i.MX 7ULP with LPDDR3.
Supply support for MC32PF1510A4EP 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 processing and power solutions for automotive, industrial, and IoT applications.
The PF1510 product line was designed specifically to deliver integrated, OTP-configurable power management for NXP's i.MX low-power application processors - reducing design complexity and accelerating time-to-market for battery-operated edge devices.
FAQ
What is the OTP configuration of MC32PF1510A4EP?
The MC32PF1510A4EP is factory-programmed with OTP code "4", which configures it specifically for i.MX 7ULP processors with LPDDR3 memory. This includes pre-set startup sequencing, voltage levels for SW1 (core), SW2 (I/O), SW3 (VDDQ), VREFDDR, and timing parameters aligned to LPDDR3 JEDEC specifications - eliminating need for external configuration.
Does MC32PF1510A4EP support dynamic voltage scaling?
Yes, MC32PF1510A4EP supports dynamic voltage scaling (DVS) on buck converters SW1 and SW2 via I²C command or OTP setting. DVS enables real-time adjustment of output voltage in 12.5 mV steps within 0.6–1.3875 V range, allowing synchronized voltage/frequency scaling with i.MX 7ULP CPU and GPU for optimal power efficiency.
What is the maximum input voltage MC32PF1510A4EP can withstand?
MC32PF1510A4EP's VIN pin withstands transient and DC inputs from 0 V up to +22 V, as specified in the datasheet. This robustness applies to the front-end LDO input stage and protects downstream circuitry from USB/adapter surges without requiring external TVS diodes - a key advantage in unregulated power environments.
How does MC32PF1510A4EP manage thermal performance in compact designs?
MC32PF1510A4EP uses a 40-pin QFN with exposed thermal pad (EPAD, Pin 41) and achieves RΘJA = 17.8 °C/W on an 8-layer PCB. Its junction-to-case bottom thermal resistance is just 1.4 °C/W, enabling effective heat transfer to the PCB ground plane - critical for maintaining reliability in sealed wearable enclosures or dense industrial modules.
Is MC32PF1510A4EP pin-compatible with other PF1510 variants?
Yes, all PF1510 variants - including MC32PF1510A0EP through MC32PF1510A7EP and MC34PF1510 series - share identical 40-pin QFN (5.0 mm × 5.0 mm) mechanical and electrical pinouts. Differences are limited to OTP programming, temperature grade, and part-number suffix; no PCB redesign is needed when migrating between variants.
MC32PF1510A4EP Specifications
- Product attributes
- Attribute value
- Manufacturer:
- NXP Semiconductors
- Series:
- -
- Package/Case:
- 40-VFQFN Exposed Pad
- Packaging:
- Tray
- Product Status:
- Active
- Applications:
- Embedded Systems, Low-Power IoT, Mobile/Wearable Devices
- Current - Supply:
- -
- Voltage - Supply:
- 3.8V ~ 7V
- Operating Temperature:
- -40°C ~ 85°C
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 40-HVQFN (5x5)
MC32PF1510A4EP FAQ
1.How can I place an order for MC32PF1510A4EP through Aetrix?
Please submit a Request for Quotation (RFQ) for MC32PF1510A4EP 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 MC32PF1510A4EP reliable?
The price and inventory of MC32PF1510A4EP are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MC32PF1510A4EP is usually 5 days.
3.What payment methods are accepted for MC32PF1510A4EP?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MC32PF1510A4EP transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MC32PF1510A4EP?
MC32PF1510A4EP orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MC32PF1510A4EP 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 MC32PF1510A4EP?
For technical support, including MC32PF1510A4EP datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MC32PF1510A4EP requirements.
6.How does Aetrix verify that MC32PF1510A4EP is sourced from the original manufacturer or authorized distributors?
All MC32PF1510A4EP 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 MC32PF1510A4EP meets industry standards.
7.What is the process for return or replacement of MC32PF1510A4EP?
All MC32PF1510A4EP units undergo pre-shipment inspection (PSI). If there is an issue with MC32PF1510A4EP, 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 MC32PF1510A4EP part is unused and in its original packaging.
Return procedure for MC32PF1510A4EP:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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