TPS25921ADR

The TPS25921ADR is a power switch IC from Texas Instruments, designed for use in applications that require precise power management. It is part of the eFuse series, providing essential protection features such as overcurrent protection, short-circuit protection, and thermal shutdown, making it ideal for safeguarding circuits from excessive current and temperature conditions.
Operating over a wide input voltage range, the TPS25921ADR supports applications from 4.5V to 18V, allowing flexibility in various electronic designs. It features an adjustable current limit, which can be set through an external resistor, enabling tailored protection according to specific circuit requirements. The device also offers a programmable rise time for the power rail, which helps in managing inrush current effectively.
Additional features include under-voltage lockout (UVLO) and fault alert capabilities, allowing for enhanced monitoring and response to fault conditions. Its small package size makes it suitable for compact or space-constrained designs.
Overall, the TPS25921ADR is a robust solution for designers needing reliable protection and control over power delivery in their electronic systems.

The TPS25921ADR is a robust eFuse Power Switch designed for overcurrent, overvoltage, and inrush current protection in electronic circuits. Key features include:
1. Adjustable Current Limit: Allows the user to set the current limit according to the application needs.
2. Wide Input Voltage Range: Operates effectively within a voltage range of 4.5V to 18V.
3. Overvoltage and Undervoltage Protection: Protects the downstream circuits from voltage spikes or drops.
4. Integrated Reverse Current Blocking: Prevents reverse current flow during shutdown or reverse voltage scenarios.
5. Programmable dV/dT Control: Enables users to set the inrush current limit, ensuring smooth power-up.
6. Thermal Shutdown: Protects the device from excessive temperature by shutting down in over-temperature conditions.
7. Fault Reporting: Provides alerts for fault conditions via a fault signal pin.
8. Auto-Retry and Latch-Off Options: Configurable response to fault conditions for flexible system designs.
9. Compact Package: Comes in a small, thermally enhanced package ideal for space-constrained applications.
These features make the TPS25921ADR suitable for use in consumer electronics, industrial systems, and other applications requiring reliable power management and protection.

The TPS25921ADR is packaged in a SOT-23-6 package.

The TPS25921ADR is an eFuse (electronic fuse) from Texas Instruments designed for power management, particularly in applications requiring current-limiting and circuit protection. It is available in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here is a brief overview of its pin functions:
1. IN: Input power supply pin. Connect this to the positive side of the input voltage.
2. OUT: Output power pin. This is where the controlled and protected power is delivered to the load.
3. GND: Ground pin. Connect this to the system ground.
4. ILIM: Current limit set pin. Connect a resistor between ILIM and GND to set the desired current limit.
5. EN/UVLO: Enable/Under-voltage lockout pin. This pin is used to enable or disable the device. It can also be used to set the undervoltage lockout threshold.
6. OVP: Over-voltage protection pin. Connect a resistor to set the over-voltage protection level.
7. FLT: Fault indication pin. This open-drain output pin goes low to indicate a fault condition.
8. PG: Power good pin. This open-drain output indicates whether the output voltage is within the specified range.
The TPS25921ADR provides over-current, over-voltage, and short-circuit protection, making it suitable for various power management applications.

The TPS25921ADR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and integrated circuits. They are known for their production of analog and embedded processing products, which are used in various electronics applications, including industrial, automotive, personal electronics, and communications equipment. TI is headquartered in Dallas, Texas, and is recognized for its innovation in the semiconductor industry, with a focus on developing technologies that drive advancements in various fields.

The TPS25921ADR is an eFuse Power Switch used primarily for applications requiring over-current protection, short-circuit protection, and inrush current management. Common application areas include consumer electronics, industrial equipment, telecommunications, and computer peripherals. It is ideal for circuit protection in power management systems, hot-swap controllers, and distributed power systems due to its ability to control the power path effectively.

The TPS25921ADR is an eFuse IC by Texas Instruments. Equivalent products include:
1. LTC4368-1 by Analog Devices
2. MIC2545A by Microchip Technology
3. MAX14523 by Maxim Integrated
4. AP2148 by Diodes Incorporated
These components offer similar functionalities such as overcurrent protection, overvoltage protection, and thermal shutdown features. However, always compare specific specs and application requirements to ensure proper compatibility.