The **DF152S-T3** is a high-performance, surface-mount (SMD) **Mini-Bridge Rectifier**. It is designed to convert alternating current (AC) into direct current (DC) in a compact form factor, commonly used in power supplies and chargers. --- ## 1. Technical Specifications The following table highlights the primary electrical characteristics of the DF152S-T3: | Parameter | Specification | | :--- | :--- | | **Component Type** | Single-Phase Bridge Rectifier | | **Max. Repetitive Peak Reverse Voltage ($V_{RRM}$)** | 200V | | **Max. Average Forward Rectified Current ($I_{O}$)** | 1.5A | | **Peak Forward Surge Current ($I_{FSM}$)** | 50A (8.3ms single half sine-wave) | | **Max. Forward Voltage Drop ($V_F$)** | 1.1V per diode | | **Operating Temperature Range** | -55°C to +150°C | | **Package Type** | DFS (Surface Mount) | --- ## 2. Key Features * **High Current Capability:** Despite its small footprint, it can handle a continuous current of 1.5 Amperes. * **Glass Passivated Junction:** Enhances reliability and stability under high-temperature conditions. * **Compact Design:** The DFS package is ideal for automated surface mount assembly, saving PCB real estate. * **UL Recognition:** Typically carries UL safety recognition for use in consumer electronics. --- ## 3. Pin Configuration and Circuitry The device consists of four diodes connected in a bridge configuration inside a single 4-pin package. ### Internal Logic ```text AC Input (~) ----|>|---- (+) DC Output | | AC Input (~) ----|<|---- (-) DC Output ``` ### Typical Pinout 1. **(+)**: Positive DC Output 2. **(-)**: Negative DC Output (Ground) 3. **(~)**: AC Input Terminal 1 4. **(~)**: AC Input Terminal 2 --- ## 4. Common Applications Due to its 200V rating and 1.5A current limit, it is frequently found in: * **AC/DC Adapters:** Standard wall chargers for small electronics. * **LED Lighting:** Internal drivers for LED bulbs and strips. * **Power Supplies (SMPS):** Input rectification stage for switching power supplies. * **Home Appliances:** Control boards for small kitchen or bathroom electronics.