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:
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Voltage Protections: Over-Voltage Protection (VAC_OVP, VBUS_OVP, VBAT_OVP) and Under-Voltage Protection. SC 8547 Mobile Phone IC
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Current Protections: Over-Current Protection (IBUS_OCP, IBAT_OCP) to prevent circuit fry-outs. SC 8547 Mobile Phone IC
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Capacitor Safety: Detection for “FLY” and “BST” capacitor shorts or opens before the switching starts. SC 8547 Mobile Phone IC
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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:
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Input/Output Voltage (VAC, VBUS, VOUT, VBAT)
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Input/Output Current (IBUS, IBAT)
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Die Temperature (TDIE)
4. Common Device Compatibility
The SC8547 is frequently found in motherboard repairs for the following models:
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Xiaomi: Mi 10, Mi 10 Pro, Redmi Note series.
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Samsung: Galaxy S21 Ultra (and similar models utilizing adaptive fast charging).
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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.
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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).
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Installation: Requires an ESD-safe environment and precise alignment as per the “Pin 1” marker on the PCB.
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