SC 8547 Mobile Phone IC

Discover Cutting-Edge Performance

The SC 8547 Mobile Phone IC is engineered to enhance the efficiency and performance of mobile devices. Crafted for modern technology, it ensures optimized data processing and seamless integration into advanced circuit designs. SC 8547 Mobile Phone IC

Reliable Design for Consistent Functionality

With durable construction and superb precision, the SC 8547 IC offers reliability in handling complex tasks. It is designed to support high-speed operations, making it the ideal choice for robust mobile phone applications.

Perfect Solution for Mobile Innovations

Whether creating new devices or upgrading existing circuitry, the SC 8547 ensures smooth compatibility and outstanding performance. Elevate your mobile technology design with this superior, dependable IC solution.

The SC8547 is a high-efficiency, multi-protocol integrated circuit (IC) primarily designed for fast charging and power management in modern smartphones. Manufactured by Southchip Semiconductor (and often associated with Silan Microelectronics), it is a critical component in the charging circuitry of devices from brands like Xiaomi, Samsung, and Huawei.

The IC utilizes a switched capacitor (charge pump) architecture, which allows it to deliver high current to the battery with minimal heat generation by halving the input cable current while doubling the output current. SC 8547 Mobile Phone IC

SC8547 Key Specifications

Feature	Details / Value
Manufacturer	Southchip Semiconductor (Southchip)
Function	Switched Capacitor Direct Charger / Power Management IC
Architecture	2:1 Switched Capacitor (Charge Pump)
Input Voltage Range	Up to 26V (Absolute Maximum)
Max Output Current	6A (Charge Pump mode) / 2.5A (Continuous)
Efficiency	Up to 97% – 98%
Protocols Supported	USB PD, QC 3.0/4.0+, Samsung AFC, VOOC PHY
Interface	I²C / SMBus (Slave address 0x6A)
Package Type	CSP-36 (2.62mm x 2.62mm) or QFN-24/40 (depending on variant)
ADC	Integrated 7-channel 12-bit ADC for monitoring
Protection Systems	10-way Protection (OVP, OCP, OTP, UVP, VDROP)
Switching Frequency	Adjustable: 300 kHz to 1 MHz

Detailed Feature Breakdown

1. Charging Efficiency and Thermal Management

The standout feature of the SC8547 is its Switched Cap architecture. By operating as a “charge pump,” it achieves nearly double the efficiency of traditional buck converters. This reduction in energy loss translates directly to lower temperatures during rapid charging cycles, preventing the phone from thermal throttling. SC 8547 Mobile Phone IC

2. Advanced Protection Suite

To ensure battery longevity and user safety, the SC8547 incorporates a comprehensive protection layer:

Voltage Protections: Over-Voltage Protection (VAC_OVP, VBUS_OVP, VBAT_OVP) and Under-Voltage Protection. SC 8547 Mobile Phone IC
Current Protections: Over-Current Protection (IBUS_OCP, IBAT_OCP) to prevent circuit fry-outs. SC 8547 Mobile Phone IC
Capacitor Safety: Detection for “FLY” and “BST” capacitor shorts or opens before the switching starts. SC 8547 Mobile Phone IC
Thermal Shutdown: TSHUT functionality that kills power if the internal die temperature exceeds safe limits. SC 8547 Mobile Phone IC

3. Integrated ADC for Telemetry

The IC features a 7-channel 12-bit Analog-to-Digital Converter (ADC). This allows the phone’s main processor (SoC) to monitor real-time data, including:

Input/Output Voltage (VAC, VBUS, VOUT, VBAT)
Input/Output Current (IBUS, IBAT)
Die Temperature (TDIE)

4. Common Device Compatibility

The SC8547 is frequently found in motherboard repairs for the following models:

Xiaomi: Mi 10, Mi 10 Pro, Redmi Note series.
Samsung: Galaxy S21 Ultra (and similar models utilizing adaptive fast charging).
Huawei/Honor: Honor 50, Nova 8.

Technical Considerations for Repair

When replacing this IC, technicians should note that the SC8547 is a BGA/CSP (Ball Grid Array) component, requiring professional micro-soldering tools.

Compatibility Note: It is often pin-compatible with the SC8551, though the SC8551 supports a slightly higher input voltage (28V vs 26V) and output current (3A vs 2.5A).
Installation: Requires an ESD-safe environment and precise alignment as per the “Pin 1” marker on the PCB.

SC 8547 Mobile Phone IC