Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Source Selector Switch |
| FETType | N-Channel |
| Ratio-Input:Output | 2:1 |
| InternalSwitch(s) | Yes |
| DelayTime-ON | 1 ms |
| DelayTime-OFF | 5 ms |
| Current-Output(Max) | 1.25A |
| Current-Supply | 55 µA |
| Voltage-Supply | 2.8V ~ 5.5V |
| Applications | Handheld/Mobile Devices |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package/Case | 8-TSSOP (0.173, 4.40mm Width) |
Overview
Description
The TPS2115APWR is a power multiplexing switch from Texas Instruments, designed for applications requiring seamless transition between two input power sources. It integrates a low-resistance MOSFET switch and control logic to facilitate automatic or manual selection between the two sources, ensuring efficient power management. With a wide input voltage range (2.8V to 5.5V), it is particularly suited for battery-powered devices, allowing transition between battery and wall power seamlessly.
Key features include programmable current limiting, reverse current protection, and thermal shutdown for enhanced safety and reliability. The IC offers minimal quiescent current draw, making it efficient for low-power applications. Its small-outline packaging, often in TSSOP, allows for compact design integration. Additionally, the TPS2115APWR provides an enable pin and status indicators, facilitating easy monitoring and control of power states. Its robust design helps in reducing outages and maintains consistent power delivery, making it ideal for consumer electronics, portable medical devices, and similar applications that demand reliable power source management with minimal user intervention.
Key features include programmable current limiting, reverse current protection, and thermal shutdown for enhanced safety and reliability. The IC offers minimal quiescent current draw, making it efficient for low-power applications. Its small-outline packaging, often in TSSOP, allows for compact design integration. Additionally, the TPS2115APWR provides an enable pin and status indicators, facilitating easy monitoring and control of power states. Its robust design helps in reducing outages and maintains consistent power delivery, making it ideal for consumer electronics, portable medical devices, and similar applications that demand reliable power source management with minimal user intervention.
Equivalent
The TPS2115APWR is a power distribution switch from Texas Instruments designed for applications requiring power muxing. Equivalent products may include:
1. MAX4995 series from Maxim Integrated: Offers integrated power switching and control features.
2. LTC4412 from Analog Devices: An ideal diode controller for automatic power path selection.
3. ADP1190 from Analog Devices: Provides similar power path switching capabilities.
4. MIC2026 from Microchip: A dual-channel power distribution switch with similar functions.
Always verify specific application requirements when selecting equivalent parts.
1. MAX4995 series from Maxim Integrated: Offers integrated power switching and control features.
2. LTC4412 from Analog Devices: An ideal diode controller for automatic power path selection.
3. ADP1190 from Analog Devices: Provides similar power path switching capabilities.
4. MIC2026 from Microchip: A dual-channel power distribution switch with similar functions.
Always verify specific application requirements when selecting equivalent parts.
Features
The TPS2115APWR is an efficient power multiplexer from Texas Instruments. Its key features include the ability to select between two input power sources ranging from 2.8V to 5.5V, ensuring flexibility for varying power requirements. It offers automatic or manual selection between power sources, enhancing operational versatility. The device includes a low RDS(on) switch, minimizing power loss and improving efficiency.
Additionally, it provides seamless transition between power sources with a fast switchover time, ensuring minimal disruption to the load. The TPS2115APWR has built-in current limiting and thermal shutdown features, protecting the device and connected components from overcurrent and overheating conditions. The package comes in a small, thermally efficient package, making it suitable for space-constrained applications.
Overall, these features make the TPS2115APWR ideal for applications requiring reliable power switching and protection, such as portable electronics and battery-powered devices.
Additionally, it provides seamless transition between power sources with a fast switchover time, ensuring minimal disruption to the load. The TPS2115APWR has built-in current limiting and thermal shutdown features, protecting the device and connected components from overcurrent and overheating conditions. The package comes in a small, thermally efficient package, making it suitable for space-constrained applications.
Overall, these features make the TPS2115APWR ideal for applications requiring reliable power switching and protection, such as portable electronics and battery-powered devices.
Pinout
The TPS2115APWR is a power management IC from Texas Instruments, primarily used for power multiplexing between two input sources. It comes in an 8-pin package. Here is a brief description of each pin:
1. IN1: First power input.
2. IN2: Second power input.
3. OUT: Output voltage to the load.
4. GND: Ground connection.
5. EN (Enable): Controls which input is connected to the output.
6. PRIORITY: Determines which input (IN1 or IN2) has priority when both are available, if this feature is enabled.
7. CT (Capacitor Timing): Sets the timing for the switchover between inputs by connecting an external capacitor.
8. ILIM (Current Limit): Allows setting of the current limit threshold for the device.
This IC is typically used in applications where automatic selection between power sources is required, ensuring a reliable power supply under varying input conditions.
1. IN1: First power input.
2. IN2: Second power input.
3. OUT: Output voltage to the load.
4. GND: Ground connection.
5. EN (Enable): Controls which input is connected to the output.
6. PRIORITY: Determines which input (IN1 or IN2) has priority when both are available, if this feature is enabled.
7. CT (Capacitor Timing): Sets the timing for the switchover between inputs by connecting an external capacitor.
8. ILIM (Current Limit): Allows setting of the current limit threshold for the device.
This IC is typically used in applications where automatic selection between power sources is required, ensuring a reliable power supply under varying input conditions.
Manufacturer
The TPS2115APWR is manufactured by Texas Instruments. Texas Instruments, commonly referred to as TI, is an American technology company headquartered in Dallas, Texas. It designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally. TI is one of the top ten semiconductor companies worldwide, based on sales volume. The company is noted for its development and innovation in analog chips, embedded processors, digital light processing technology, and education technology products, including calculators and microcontrollers. Texas Instruments is highly regarded in the electronics industry for its wide range of products and its focus on research and development to bring new and efficient technological solutions to market.
Application
The TPS2115APWR is a power mux controller used for seamless power source selection in applications requiring automatic switching between two power sources, such as USB and AC adapter inputs. It is commonly utilized in battery-powered systems, portable devices, and embedded systems to provide efficient power management and ensure uninterrupted operation. Key application areas include consumer electronics, industrial equipment, and telecommunications devices, where it helps to manage power input priority, optimize battery life, and maintain operational stability during power source transitions. Its ability to handle different voltage levels and provide overcurrent protection further enhances its applicability in diverse electronic systems.
Package
The TPS2115APWR is a power management IC from Texas Instruments, designed for power multiplexing. It comes in a TSSOP (Thin Shrink Small Outline Package) with 14 pins, designated as "PW" in the part number.
