PM 886 Original Mobile Phone IC
High-Performance PM 886 IC
Unlock seamless functionality for your mobile devices with the PM 886 Original Mobile Phone IC. Designed for modern smartphones, this IC ensures reliable performance and durability. PM 886 Original Mobile Phone IC
Original Quality Assurance
The PM 886 IC is manufactured to meet the highest industry standards, ensuring compatibility and long-lasting quality. Its original design is tailored to deliver outstanding results for your electronics projects or device repairs. PM 886 Original Mobile Phone IC
Applications and Versatility
Ideal for replacing or upgrading mobile phone ICs, the PM 886 supports a wide range of smartphone models. It’s perfect for ensuring peak performance in both new and refurbished devices. PM 886 Original Mobile Phone IC
The PM 886 (often labeled as PM886EAD) is a high-performance Power Management Integrated Circuit (PMIC) primarily utilized in Android-based smartphones, particularly within the mid-range segments for brands like Samsung, Huawei, Vivo, and Oppo. PM 886 Original Mobile Phone IC
As a PMIC, its fundamental role is to act as the “heart” of the device’s electrical system, converting raw battery voltage into the precise, regulated levels required by the CPU, GPU, memory, and peripheral sensors. PM 886 Original Mobile Phone IC
Technical Specifications Summary
The following table outlines the key technical and physical parameters of the PM 886 IC.
| Attribute | Specification |
| Model Number | PM886 / PM886EAD |
| Component Category | Power Management Integrated Circuit (PMIC) |
| Manufacturer | Qualcomm (Commonly used in Qualcomm-based chipsets) |
| Package Type | BGA (Ball Grid Array) / SMD |
| Package Dimensions | Approx. 3mm x 3mm x 0.55mm |
| Weight | ~0.02 grams |
| Compatibility | Samsung (G531 series), Huawei, Vivo, Oppo |
| Operating Temperature | -20°C to +85°C (Standard Mobile Grade) |
| Core Functions | Voltage regulation, Battery charging, System Power-on Sequencing |
| Input Voltage Range | 3.4V to 4.4V (Standard Li-ion/Pol Battery levels) |
Key Features and Functional Capabilities
The PM 886 is designed to handle complex power demands in a compact footprint. Below are its primary functional highlights:
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Integrated Buck Regulators: High-efficiency switch-mode power supplies (SMPS) that step down battery voltage for power-hungry components like the processor.
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Low-Dropout (LDO) Regulators: Provides clean, low-noise power for sensitive analog components such as the camera sensor and audio DACs. PM 886 Original Mobile Phone IC
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Power Sequencing: Manages the order in which internal components receive power to prevent electrical surges and ensure system stability during boot-up. PM 886 Original Mobile Phone IC
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Thermal Protection: Includes internal temperature sensors to trigger thermal shutdown or throttling if the IC exceeds safe operating limits (typically around 110°C to 120°C).
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Interface Support: Communicates with the main Application Processor via I2C or SPMI (System Power Management Interface) to adjust voltages dynamically based on workload.
Common Applications and Diagnostics
In the repair industry, the PM 886 is a common “suspect” when a device becomes unresponsive. Because it sits at the junction of the battery and the motherboard, a failure here usually results in a completely “dead” phone.
Common Symptoms of PM 886 Failure:
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No Power: The device fails to turn on even with a charged battery.
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Short Circuit: High current draw (detected via a DC Power Supply) immediately upon connecting the board.
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Charging Issues: The phone detects the charger but the battery percentage does not increase, or the device gets extremely hot near the PMIC area during charging.
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Incomplete Boot: The phone gets stuck at the logo because a specific voltage rail (e.g., for the RAM) is missing.
Installation and Handling Requirements
Since the PM 886 is a BGA chip, it requires professional-grade tools for replacement.
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Reballing: New chips often come with pre-soldered lead-free balls. If reusing a chip, it must be reballed using a PM886-specific stencil.
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Temperature Control: Soldering usually requires a hot air station set between 330°C and 350°C with a low airflow setting to avoid “flying” neighboring tiny components.
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Moisture Sensitivity: These chips are sensitive to humidity. It is recommended to bake the IC at 100°C for a short period if it has been exposed to air for a long time to prevent “popcorning” during soldering.
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