Samsung A32/M32 4g OG Charging Board
SUPPORTED MODEL:
2
The Samsung Galaxy A32 4G (SM-A325) and Samsung Galaxy M32 4G (SM-M325) are built on a similar internal architecture, allowing them to share the same Original (OG) Charging Board (Sub-PCB). This component is the primary hub for power intake, voice input, and cellular signal bridging.
Below is the exhaustive technical description and specification breakdown in a tabular format.
| Feature | Detailed Specification |
| Compatible Models | Galaxy A32 4G (SM-A325F, SM-A325M) / Galaxy M32 4G (SM-M325F, SM-M325FV) |
| Component Type | 100% OG (Original) Sub-PCB / Charging Connector Flex Board |
| Connector Type | USB Type-C 2.0 (High-durability reversible port) |
| Fast Charging | Supports 15W / 25W Fast Charging (Adaptive Fast Charging) |
| Integrated Hardware | USB-C Port, Digital Microphone, Antenna RF Terminal, Main Flex Socket |
| Main Functions | Charging, Data Sync (OTG Support), Primary Microphone (Calls), Network Signal |
| Signal Compatibility | 2G, 3G, 4G LTE, VoLTE (No signal drop design) |
| Build Quality | Multilayer PCB with Full IC & Protection Components |
| Safety Features | ESD Protection, Overvoltage Protection (OVP), NTC (Thermal Sensor) |
1. Full IC Architecture
Unlike "Copy" or "Market" boards, the OG (Original) board is fully populated with all essential ICs (Integrated Circuits). These chips regulate power flow to prevent the battery from overheating and manage the network signal to ensure you don't experience "Emergency Calls Only" issues.
2. HD Digital Microphone
The primary microphone is pre-soldered with precision. The OG version uses a high-sensitivity digital mic that filters out background noise, ensuring your voice is clear during GSM and WhatsApp calls.
3. Rapid Data & OTG Support
The USB Type-C port on this board supports full USB 2.0 data transfer speeds and On-The-Go (OTG) functionality. This allows you to connect pen drives, keyboards, or mice directly to your Samsung device.
