AP2139AK-3.3TRG1

The AP2139AK-3.3TRG1 is a voltage regulator, specifically a low-dropout (LDO) linear regulator, designed to provide a stable output voltage of 3.3V. It is commonly used in various electronic devices to ensure consistent power supply to components. The device is known for its efficiency in regulating voltage with minimal power loss, making it suitable for battery-operated and portable devices. The "TRG1" suffix typically indicates specific packaging or reel size suited for automated manufacturing processes.
Key features of the AP2139AK-3.3TRG1 include low dropout voltage, which allows it to maintain regulation even when the input voltage is close to the output voltage. It often features added protections like over-current protection, thermal shutdown, and short-circuit protection, enhancing device reliability and longevity.
This regulator is typically used in applications requiring a stable 3.3V power supply, such as microcontrollers, sensors, and communication devices. Its compact design and efficient performance make it an integral component in modern electronic circuit designs.

The AP2139AK-3.3TRG1 is a low dropout (LDO) linear voltage regulator. Key features of this component include:
1. Output Voltage: Provides a fixed output voltage of 3.3V.
2. Dropout Voltage: Low dropout voltage, suitable for applications where efficiency is critical.
3. Current Capability: Can deliver a maximum output current, typically around 300mA.
4. Low Quiescent Current: Designed for low power consumption, which is ideal for battery-powered devices.
5. Thermal Protection: Equipped with thermal overload protection to prevent damage from overheating.
6. Short-Circuit Protection: Includes short-circuit protection to safeguard against overcurrent conditions.
7. Stability: Offers good stability with low ESR capacitors.
8. Operating Temperature Range: Suitable for a wide range of operating temperatures, making it versatile for different environments.
9. Package: Typically available in small, surface-mount packages for space-constrained applications.
These features make the AP2139AK-3.3TRG1 suitable for use in portable devices, consumer electronics, and other applications requiring efficient voltage regulation.

The AP2139AK-3.3TRG1 is typically packaged in a SOT-23-5 form factor. This package type is common for small, surface-mount semiconductor devices like voltage regulators, which the AP2139AK-3.3TRG1 is.

The AP2139AK-3.3TRG1 is a dual-channel power switch with a pin count of 8. It is designed for USB and other hot-swap applications. The device features include over-current protection, under-voltage lockout, and thermal shutdown. It delivers a fixed output voltage of 3.3V. The function of each pin is typically as follows:
1. IN1: Input voltage for channel 1.
2. IN2: Input voltage for channel 2.
3. OUT1: Output voltage for channel 1.
4. OUT2: Output voltage for channel 2.
5. EN1: Enable pin for channel 1 (active high).
6. EN2: Enable pin for channel 2 (active high).
7. GND: Ground connection.
8. OC: Over-current and fault flag output (open-drain).
These pins facilitate the integration of the chip into a variety of power management applications, ensuring efficient operation and protection for connected devices.

The AP2139AK-3.3TRG1 is manufactured by Diodes Incorporated. Diodes Incorporated is a global company that specializes in the manufacturing and supply of high-quality application-specific standard products within the broad discrete, logic, analog, and mixed-signal semiconductor markets. The company serves various markets, including consumer electronics, computing, communications, industrial, and automotive, providing solutions that improve performance and efficiency across electronic systems.

The AP2139AK-3.3TRG1 is a power distribution switch designed for use in applications such as USB port power management, notebook and desktop computers, peripheral devices, and consumer electronics. Its primary function is to provide overcurrent protection and controlled power distribution in systems requiring efficient power management and safety features.

The AP2139AK-3.3TRG1 is a low dropout (LDO) linear voltage regulator with a fixed output. Equivalent products include the AMS1117-3.3, LM1117-3.3 by Texas Instruments, and the MCP1700-3.3 by Microchip Technology. These alternatives offer similar voltage regulation capabilities and are used in applications requiring a 3.3V output. Always verify pin compatibility and electrical characteristics before substitution.