MC34PF3001A7EP - i.MX7 PMIC, 3 Buck + 6 LDO | NXP Semiconductors
料号： MC34PF3001A7EP ✗ 停产| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $8.88 | $8.88 |
| 10 | $8.1 | $81.00 |
| 100 | $6.85 | $685.00 |
| 500 | $5.95 | $2,975.00 |
| 1,000 | $5.2 | $5,200.00 |
MC34PF3001A7EP 概述
A PMIC (Power Management Integrated Circuit) is a highly integrated semiconductor that consolidates multiple voltage regulators, supervisory functions, and power-path control into one device. In the broader taxonomy, a PMIC belongs to power management ICs -> voltage regulators -> power management semiconductors. By replacing dozens of discrete regulators, a PMIC reduces PCB area, simplifies power sequencing, improves conversion efficiency, and enables tighter voltage accuracy for processor cores, memory interfaces, and I/O rails.
Key features of the PF3001 include a wide input voltage range of 2.8V to 5.5V (5V typical), pre-programmed output voltages tailored for i.MX 7 boot, programmable sequencing, hardware reset signaling, and I2C control interface. The device is designed for industrial-grade operation over -40C to +105C, and is pin-to-pin compatible with the PF3000 family, allowing reuse of the Board Support Package (BSP) across i.MX platforms.
From an architectural perspective, the PF3001 uses three synchronous buck converters for the high-current processor core, memory, and SoC rails, while six general-purpose LDOs power lower-current peripherals and dual-voltage SD card interfaces. The always-on LDO supplies a low-current rail that remains active during system sleep, supporting RTC and wake-up logic. This configurable architecture supports numerous outputs with various current ratings, programmable voltage, and predefined sequencing.
Typical applications include i.MX 7 Solo and i.MX 6 SoloLite/SoloX/UltraLite based single-board computers, IoT edge devices, industrial HMI panels, portable medical electronics, and wearable platforms. The wide input range and high level of integration make it a strong fit for space-constrained battery-powered designs.
When designing with the PF3001, follow the manufacturer reference schematic and decoupling recommendations exactly; the I2C-controlled DVS (dynamic voltage scaling) feature must be configured through the BSP for proper i.MX boot sequencing. The exposed pad must be soldered to a sufficient ground copper pour for thermal dissipation.
This page synthesizes NXP product-page information, distributor pricing, drop-in pin-compatible alternatives from the same NXP PF3000/1 family, and practical design notes not consolidated in the manufacturer datasheet PDF.
直接替换替代料： MC34PF3001A7EP ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： MC34PF3001A7EP （相同外形与封装尺寸） ——差异在于 Package, Input Voltage Range, Topology, Operating Temperature Range, Control Interface.
快速对比工具——选择替代料号进行并排对比：
MC34PF3000A7EP
✅ 直接替换📋 参考替代料（不在目录中）
MC33PF3000A5ES
✅ 直接替换📋 参考替代料（不在目录中）
MC34PF3001A4EPR2
✅ 直接替换📋 参考替代料（不在目录中）
MC34PF3000A5EP
✅ 直接替换📋 参考替代料（不在目录中）
MC34PF3001A7EP 最大额定值与电气特性
| 拓扑 | 3 Buck + 6 LDO + Always-On LDO |
| Target Processor | i.MX 7, i.MX 6 SoloLite/SoloX/UltraLite |
| 输入电压范围 | 2.8 V to 5.5 V |
| Typical Input Voltage | 5 V |
| Buck Converter Count | 3 |
| LDO Regulator Count | 6 |
| Always-On LDO | Yes |
| Output Voltage Programming | Pre-programmed for i.MX 7 (configurable via I2C) |
| Control Interface | I2C |
| 工作温度范围 | -40 C to +105 C |
| 封装 | 48-VFQFN Exposed Pad (QFN-48, 7x7 mm) |
| 安装类型 | Surface Mount |
| Supplier Device Package | 48-QFN (7x7) |
| Application | Processor / SoC power management |
| Grade | Industrial |
MC34PF3001A7EP 48-qfn (7x7) 引脚配置指南
MC34PF3001A7EP（48-qfn (7x7) 封装）的引脚配置。 该功率器件具有栅极、漏极和源极端子。对于无极性封装，请参阅制造商数据手册以了解确切的引脚 1 方向和封装尺寸细节。常见应用包括电源设计、电机驱动和负载开关。
暂无详细引脚数据： MC34PF3001A7EP.
请参阅 数据手册 以查看完整引脚配置。
典型应用
MC34PF3001A7EP 适用于 7 应用s: i.MX 7 Solo Single-Board Computer, i.MX 6 SoloLite Wearable Platform, Industrial IoT Edge Gateway, Portable Medical Diagnostic Device, Smart Home Hub with Touch Display, Human-Machine Interface (HMI) Panel, Connected Drone Flight Controller.
i.MX 7 Solo Single-Board Computer
The MC34PF3001A7EP is purpose-built for the NXP i.MX 7 Solo application processor, supplying all core, memory, and peripheral rails from a single 5V input. Its pre-programmed voltage table eliminates external feedback resistor networks and accelerates BSP bring-up for i.MX 7 Solo reference designs. Designers get 3 synchronous bucks for the high-current core and DDR rails, 6 LDOs for peripherals, and an always-on LDO for RTC, all in a 48-QFN (7x7 mm) package. The wide 2.8V to 5.5V input range allows direct connection to a USB 5V or single-cell Li-ion rail, simplifying power-path design.
推荐
i.MX 6 SoloLite Wearable Platform
Wearable and ultra-low-power IoT platforms based on the i.MX 6 SoloLite benefit from the MC34PF3001A7EP's integrated buck + LDO architecture, which fits a 7x7 mm QFN footprint ideal for space-constrained wearables. The always-on LDO keeps the RTC and wake-up logic powered during deep sleep, while the dynamic voltage scaling via I2C lets the SoloLite cores run at reduced voltage for sub-mW standby power. The 2.8V to 5.5V input range supports single-cell Li-ion battery packs directly, removing the need for an external boost converter and extending battery life.
推荐
Industrial IoT Edge Gateway
Industrial IoT gateways based on i.MX 7 Dual or i.MX 6 SoloX need robust, wide-temperature power management. The MC34PF3001A7EP's industrial-grade -40C to +105C specification and integrated 10 rails allow designers to consolidate the entire power tree onto a single 48-QFN IC. Its pin-compatibility with the PF3000 family lets a single PCB support multiple i.MX SKUs via a rework-only BOM change, reducing SKU proliferation and accelerating time-to-market. Pre-programmed sequencing aligns with the i.MX 7 power-up requirements, removing the need for an external sequencer.
推荐
Portable Medical Diagnostic Device
Portable medical devices such as glucose meters, patient monitors, and ultrasound probes leverage the MC34PF3001A7EP for its compact 48-QFN footprint, low quiescent current on the always-on LDO, and high accuracy on the buck outputs to power precision analog front ends. The integrated architecture reduces the PCB area needed for power, which is critical for handheld medical form factors. The I2C interface allows the host processor to dynamically adjust voltage rails based on operating mode (active, sleep, deep sleep), preserving battery life during intermittent measurements and improving overall patient safety.
推荐
Smart Home Hub with Touch Display
Smart home hubs based on i.MX 7 or i.MX 6 use the MC34PF3001A7EP to power the application processor, display backlight, Wi-Fi/BLE module, and touch controller. Its 6 LDOs can each be individually enabled via I2C, allowing unused peripherals to be powered down for standby efficiency. The synchronous buck converters deliver high efficiency (>90%) at the 1A+ core current, keeping the hub cool without a heatsink. The 48-QFN package's exposed pad provides enough thermal headroom for fan-less smart home enclosures.
推荐
Human-Machine Interface (HMI) Panel
Industrial HMI panels with touchscreens run on i.MX 6 or i.MX 7 processors and require reliable, deterministic power-up. The MC34PF3001A7EP's pre-programmed sequencing matches the i.MX 7 power-on requirements, eliminating external sequencer ICs. The 3 buck converters deliver high-current rails to the LCD backlight driver and processor core, while the LDOs supply the touch controller and audio codec. The wide operating temperature range of -40C to +105C supports factory floor environments where ambient temperatures can swing dramatically.
推荐
Connected Drone Flight Controller
Drone flight controllers based on i.MX 7 use the MC34PF3001A7EP to consolidate power distribution from the Li-Po battery pack through the 2.8V to 5.5V input range. The high-efficiency synchronous bucks power the flight MCU, IMU sensors, and radio module, while the LDOs supply GPS, magnetometer, and telemetry subsystems. The exposed pad on the 48-QFN package aids thermal dissipation during high-current draw phases such as motor transients. The pre-programmed sequencing ensures deterministic boot, which is critical for aviation safety.
推荐
推荐产品汇总
工程参考数据： MC34PF3001A7EP ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | MC34PF3000A7EP | MC33PF3000A5ES | MC34PF3001A4EPR2 | MC34PF3000A5EP |
|---|---|---|---|---|---|
| Package | 48-QFN (7x7 mm) | 48-QFN (7x7 mm) - same | 48-QFN (7x7 mm) - same | 48-QFN (7x7 mm) - same | 48-QFN (7x7 mm) - same |
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Target Processor | i.MX 7 / i.MX 6 SoloLite/SoloX/UltraLite | i.MX 6 SoloLite/SoloX/UltraLite | i.MX 6 (automotive) | i.MX 7 / i.MX 6 SoloLite/SoloX/UltraLite | i.MX 6 SoloLite/SoloX/UltraLite |
| Buck Converters | 3 | 3 | 3 | 3 | 3 |
| LDO Regulators | 6 + 1 always-on | 6 + 1 always-on | 6 + 1 always-on | 6 + 1 always-on | 6 + 1 always-on |
| Input Voltage Range | 2.8 V to 5.5 V | 2.8 V to 5.5 V | 2.8 V to 5.5 V | 2.8 V to 5.5 V | 2.8 V to 5.5 V |
| Grade | Industrial | Industrial | Automotive (AEC-Q100) | Industrial | Industrial |
| Lifecycle Status | End of Life | End of Life | Active (automotive) | End of Life | End of Life |
关键差异点
- Pre-programmed for i.MX 7 boot sequence out of the box （对比 MC34PF3000A7EP)
- Industrial grade over automotive-qualified sibling （对比 MC33PF3000A5ES)
- Pin-compatible firmware-revision upgrade path （对比 MC34PF3001A4EPR2)
设计说明
The MC34PF3001A7EP exposes its central thermal pad on the bottom of the 48-QFN (7x7 mm) package. This pad MUST be soldered to a continuous ground copper pour, ideally with thermal vias connecting to inner ground planes. At full load with all 3 bucks delivering 1A+ and several LDOs active, total dissipation can exceed 1W; without adequate copper area, junction temperature may exceed the 105C industrial rating.
Place input bulk capacitors (10uF minimum) as close as possible to the VIN pins of each buck regulator. Use 4-layer PCB with dedicated power and ground planes. Route the SW (switch node) traces short and narrow to minimize EMI; surround them with ground pour stitched with vias to suppress switching noise from coupling into sensitive analog rails.
Do NOT attempt to program the PF3001 output voltages without first loading the matching i.MX 7 BSP. The default OTP (one-time programmable) voltages are pre-configured for the i.MX 7 boot sequence; overwriting them with incorrect I2C commands can prevent the processor from booting. Always consult NXP application note AN4531 before changing factory defaults.
Decouple each LDO output with a 1uF X7R ceramic capacitor placed within 2 mm of the LDO output pin. The VCC_SD LDO supports dual-voltage SD card signaling (3.3V / 1.8V); for SD card hot-swap reliability, follow NXP's recommended 2.2uF output capacitance on this rail and never place series inductance between the LDO and the SD card connector.
合规信息
RoHS and REACH compliance per NXP product page. Not AEC-Q100 qualified; choose MC33PF3000A5ES for automotive. Halogen-free status not explicitly stated in retrieved data.
