### Overview of UR7536L-AF5-R The **UR7536L-AF5-R** is a high-accuracy, low-dropout (LDO) linear voltage regulator. It is designed to provide a stable 3.6V output, commonly used in battery-powered devices and noise-sensitive electronic circuits. --- ### Technical Specifications The following table summarizes the key electrical characteristics of the component: | Parameter | Value / Description | | :--- | :--- | | **Output Voltage** | 3.6V (Fixed) | | **Input Voltage Range** | Up to 7V | | **Output Current** | 300mA - 500mA (Typical for UR75 series) | | **Dropout Voltage** | Low (typically < 500mV at full load) | | **Package Type** | SOT-25 / SOT-23-5 (indicated by "AF5") | | **Quiescent Current** | Very Low (Micro-ampere range) | | **Operating Temperature** | -40°C to +85°C | --- ### Part Number Breakdown Understanding the suffix codes helps in identifying the exact variant: * **UR75**: Series identifier for the CMOS LDO regulator. * **36**: Represents the fixed output voltage (3.6V). * **L**: Lead-free / RoHS compliant. * **AF5**: Package code for **SOT-23-5** (5-pin small outline transistor). * **R**: Packing style (Tape and Reel). --- ### Pin Configuration (SOT-23-5) Typical pinout for this specific package: 1. **VIN**: Input Voltage Supply. 2. **GND**: Ground Reference. 3. **EN / CE**: Enable / Chip Enable (Active High). 4. **NC / BP**: No Connection or Bypass Capacitor (depending on specific revision). 5. **VOUT**: Regulated 3.6V Output. --- ### Key Features & Applications #### Features * **Low Quiescent Current:** Extends battery life in standby modes. * **High Ripple Rejection (PSRR):** Effectively filters input noise for sensitive RF or audio components. * **Short Circuit Protection:** Includes internal current limiting and thermal shutdown. #### Common Applications * **Mobile Communication:** Smartphones and RF modules. * **Battery-Powered Equipment:** Portable medical devices and sensors. * **Reference Voltage:** Providing a steady 3.6V rail for microcontrollers (MCUs). ---