TPS61054YZGT

Product Overview

Category

The TPS61054YZGT belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators - switching regulators classification.

Use

This product is primarily used for boosting or stepping up voltage levels in various electronic applications. It provides a regulated output voltage that is higher than the input voltage, making it suitable for powering devices that require higher voltages.

Characteristics

• Input Voltage Range: 1.8V to 6V
• Output Voltage Range: Up to 28V
• Switching Frequency: 1.2MHz
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C
• Package Type: DSBGA (YGT)
• Package Dimensions: 2mm x 2mm
• RoHS Compliant: Yes

Packaging/Quantity

The TPS61054YZGT is typically available in tape and reel packaging. Each reel contains 3000 units of the IC.

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 TPS61054YZGT has the following pin configuration:

1. EN (Enable): Enable pin for turning the device on/off.
2. FB (Feedback): Feedback pin for regulating the output voltage.
3. SW (Switch): Switch pin for controlling the internal power switch.
4. GND (Ground): Ground reference for the IC.
5. VIN (Input Voltage): Input voltage supply pin.
6. VOUT (Output Voltage): Output voltage pin.

Functional Features

• Wide input voltage range allows for flexibility in various applications.
• High efficiency ensures minimal power loss during voltage conversion.
• Integrated overcurrent protection safeguards the circuit from excessive current.
• Thermal shutdown protection prevents overheating and damage to the IC.
• Soft start feature provides a controlled startup to avoid voltage spikes.

Advantages and Disadvantages

Advantages

• Compact package size enables space-saving designs.
• High efficiency results in longer battery life in portable devices.
• Wide input voltage range accommodates different power sources.
• Overcurrent and thermal protection enhance system reliability.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Higher switching frequency may introduce additional noise in sensitive circuits.

Working Principles

The TPS61054YZGT operates as a boost converter, utilizing a switching regulator topology. It converts the input voltage to a higher regulated output voltage using an internal power switch and control circuitry. The feedback mechanism adjusts the duty cycle of the switch to maintain the desired output voltage. The device also incorporates various protection features to ensure safe operation.

Detailed Application Field Plans

The TPS61054YZGT is well-suited for a wide range of applications, including but not limited to:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearable devices can benefit from the voltage boosting capability of this IC.
2. LED backlighting: The TPS61054YZGT can be used to drive LED backlights in LCD displays, providing efficient and regulated power.
3. Industrial equipment: Various industrial applications that require voltage step-up, such as sensors, actuators, and control systems, can utilize this IC.
4. Automotive electronics: The TPS61054YZGT can be employed in automotive applications like infotainment systems, lighting, and power management.

Detailed and Complete Alternative Models

1. TPS61053YZGT: Similar to the TPS61054YZGT, this IC offers a lower maximum output current of 200mA but shares most other specifications and features.
2. TPS61055YZGT: This alternative model provides a higher maximum output current of 600mA, making it suitable for applications requiring more power.
3. TPS61165YZGT: With an integrated dimming feature, this IC is specifically designed for driving LED backlighting in displays.

These alternative models offer similar functionality and can be considered based on specific application requirements.

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