• AP2112K-3.3TRG1

    AP2112K-3.3TRG1

    Linear Voltage Regulator IC Positive Fixed 1 Output 600mA SOT-25 3.3V LDO AP2112K-3.3 The AP2112K-3.3TRG1 is a low dropout (LDO) linear voltage regulator designed to provide a stable 3.3V output from a higher input voltage. It is optimized for low noise, high power supply rejection ratio (PSRR), and low quiescent current, making it suitable for battery-powered and noise-sensitive applications. The device features current limiting and thermal shutdown protection, ensuring reliable operation under fault conditions. It is commonly used in portable electronics, RF modules, microcontroller power supplies, and other low-power systems. Key Features Fixed output voltage: 3.3V Output current: up to 600 mA Low dropout voltage: ~250 mV at 300 mA load High PSRR: up to 70 dB at 1 kHz Low quiescent current: typically 55 µA Stable with low ESR ceramic capacitors Built-in overcurrent protection Thermal shutdown protection Fast transient response Absolute Maximum Ratings Input Voltage (VIN): up to 6.5 V Output Current: Internally limited Operating Junction Temperature: -40°C to +125°C Storage Temperature: -65°C to +150°C Electrical Characteristics (Typical values unless otherwise specified) Output Voltage Accuracy: ±2% Dropout Voltage: 250 mV @ 300 mA 400 mV @ 600 mA Line Regulation: 0.05%/V Load Regulation: 0.2% Quiescent Current: 55 µA Shutdown Current: <1 µA PSRR: 70 dB @ 1 kHz 45 dB @ 10 kHz Pin Configuration (SOT-23-5 / SC-70-5) VIN – Input voltage GND – Ground EN – Enable (active high) NC – No connection VOUT – Regulated output (3.3V) Package Information Package Type: SOT-23-5 (TRG1 suffix indicates tape & reel) Mounting: Surface mount Small footprint suitable for compact PCB layouts Typical Applications Battery-powered devices Wireless modules (Wi-Fi, Bluetooth, RF) Microcontroller and FPGA power supplies Portable consumer electronics Sensor and analog circuits requiring low noise Compliance & Reliability RoHS compliant Lead-free package Designed for high reliability and long operational life #CommonPartsLibrary #IntegratedCircuit #PowerManagement #LinearRegulator #VoltageRegulator

    adrian95

    1.9k Uses

    1 Comment

    1 Star


  • Gesture Light Switch Relay Module

    Gesture Light Switch Relay Module

    This project is a Gesture Light Switch Relay module. It involves an STM32 microcontroller (STMicroelectronics) that interacts with an APDS-9960 sensor (Broadcom) to detect hand gestures. The gesture data is used to control a Toshiba TLP175A relay and an Everlight tri-color LED to switch the light and change colors, respectively. Power is supplied by a Diodes Incorporated's AP2112K-3.3TRG1 regulator. #referenceDesign #edge-computing #reusable #module #edge-computing #edgeComputing #stm #iot #relay

    vasyl

    11 Uses

    1 Star


  • VCNL3040 Module

    VCNL3040 Module

    This project is VCNL3040 sensor module interfaced via I2C. It includes a VCNL3040 ambient light sensor, a voltage regulator (AP2112K-3.3TRG1), an I2C level shifter using BSS138 MOSFETs, and necessary support components. Circuit interfaces through a JST connector. All components are powered by a 3.3V power source. #industrialSensing #reusable #module #industrialsensing #vishay #sublayout

    vasyl

    10 Uses


  • LTR-390UV-01 Module

    LTR-390UV-01 Module

    This is a UV sensor circuit module based on the Lite-On LTR-390UV-01. Key components include a voltage regulator (AP2112K-3.3TRG1), level-shifting N-channel MOSFETs (BSS138), resistors, and capacitors. The circuit interface includes I2C communication and power connections, facilitated through JST connectors. #industrialSensing #reusable #module #sublayout #industrialsensing #liteon

    vasyl

    5 Uses


  • ISL29125IROZ-T7 Module

    ISL29125IROZ-T7 Module

    This is an ISL29125IROZ-T7-based module with voltage regulator AP2112K-3.3TRG1 for power supply. The circuit features a level-shifting configuration using BSS138 transistors for SDA and SCL lines, as well as auxiliary components including capacitors and resistors for proper operation. #industrialSensing #colorSensor #reusable #module #industrialsensing #osramusa #sublayout

    vasyl

    3 Uses