TPS61025DRCR

Product Overview

Category

The TPS61025DRCR belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators - switched capacitor (charge pump) type.

Use

This product is primarily used for boosting or stepping up voltage levels in various electronic applications. It is commonly employed in battery-powered devices where a higher voltage is required than what the battery can provide.

Characteristics

• Input Voltage Range: 1.8V to 6V
• Output Voltage Range: Up to 28V
• Switching Frequency: 1.2MHz
• Efficiency: Up to 90%
• Package Type: 6-Pin WSON
• Operating Temperature Range: -40°C to +85°C

Package and Quantity

The TPS61025DRCR is available in a 6-pin WSON package, which stands for "wafer scale chip-scale package." This compact package ensures efficient use of space on printed circuit boards (PCBs). The product is typically sold in reels, with a standard quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 1.8V to 6V
• Output Voltage Range: Up to 28V
• Maximum Output Current: 400mA
• Switching Frequency: 1.2MHz
• Quiescent Current: 50µA
• Shutdown Current: <1µA
• Soft Start Time: 1ms
• Overcurrent Protection: Yes
• Thermal Shutdown Protection: Yes

Pin Configuration

The TPS61025DRCR has six pins arranged as follows:

```

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| | --| VIN SW |-- --| GND FB |-- --| EN VOUT|-- |___________| ```

1. VIN: Input voltage pin.
2. SW: Switching node pin.
3. GND: Ground reference pin.
4. FB: Feedback pin for output voltage regulation.
5. EN: Enable pin to control the device's operation.
6. VOUT: Output voltage pin.

Functional Features

• Wide Input Voltage Range: The TPS61025DRCR can accept input voltages ranging from 1.8V to 6V, making it suitable for a variety of applications.
• High Efficiency: With an efficiency of up to 90%, this device minimizes power losses and maximizes battery life in portable devices.
• Overcurrent Protection: The integrated overcurrent protection feature safeguards the circuit from excessive current flow, preventing damage to the device and connected components.
• Thermal Shutdown Protection: In case of excessive temperature rise, the thermal shutdown mechanism activates, protecting the TPS61025DRCR from overheating.

Advantages and Disadvantages

Advantages

• Compact package size allows for space-efficient PCB design.
• Wide input voltage range enables compatibility with various power sources.
• High efficiency reduces power consumption and extends battery life.
• Integrated overcurrent and thermal protection enhance reliability and safety.

Disadvantages

• Limited maximum output current (400mA) may not be sufficient for high-power applications.
• Higher switching frequency (1.2MHz) may introduce additional noise in sensitive circuits.

Working Principles

The TPS61025DRCR operates based on the switched capacitor charge pump principle. It utilizes an internal oscillator to generate a high-frequency square wave that drives the charge pump circuitry. This charge pump converts the input voltage to a higher output voltage level by storing energy in capacitors during one phase and transferring it to the output during another phase. The feedback mechanism ensures the output voltage remains within the desired range.

Detailed Application Field Plans

The TPS61025DRCR finds applications in various fields, including but not limited to: - Portable electronic devices (e.g., smartphones, tablets, portable media players) that require higher voltage levels than the battery can provide. - Battery-powered medical devices and healthcare equipment. - Industrial automation systems where voltage boosting is necessary for specific components or subsystems. - Automotive electronics, such as infotainment systems and advanced driver-assistance systems (ADAS).

Alternative Models

For those seeking alternative options, the following models offer similar functionality to the TPS61025DRCR: - TPS61027DRCR - TPS61026DRCR - TPS61029DRCR

These alternatives have comparable specifications and pin configurations, making them suitable replacements for the TPS61025DRCR in various applications.

In conclusion, the TPS61025DRCR is a versatile integrated circuit used for voltage boosting in battery-powered electronic devices. Its compact package, wide input voltage range, high efficiency, and built-in protection features make it an excellent choice for numerous applications across different industries