TPS53661RSBT

Product Overview

Category

The TPS53661RSBT belongs to the category of power management integrated circuits (PMICs).

Use

It is primarily used for voltage regulation and power management in electronic devices.

Characteristics

• High efficiency
• Wide input voltage range
• Low quiescent current
• Fast transient response

Package

The TPS53661RSBT is available in a small outline package (SOIC) with thermal pad.

Essence

The essence of TPS53661RSBT lies in its ability to efficiently regulate and manage power supply voltages in electronic devices.

Packaging/Quantity

The TPS53661RSBT is typically packaged in reels, with a quantity of 2500 units per reel.

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 0.5V to 5.5V
• Output Current: Up to 6A
• Switching Frequency: 1 MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The TPS53661RSBT has the following pin configuration:

1. VIN: Input voltage
2. GND: Ground
3. VDRV: Driver voltage output
4. VCC: Supply voltage input
5. BOOT: Bootstrap capacitor connection
6. PHASE: Phase node connection
7. PGND: Power ground
8. FB: Feedback voltage input
9. COMP: Compensation network connection
10. SS/TR: Soft-start/tracking control
11. EN: Enable control
12. ISENSE: Current sense input
13. VOUT: Output voltage
14. LGATE: Low-side gate driver output
15. PGATE: Power ground
16. HGATE: High-side gate driver output

Functional Features

• Integrated high-side and low-side MOSFET drivers
• Adaptive voltage positioning (AVP) for improved efficiency
• Programmable soft-start and tracking control
• Overcurrent protection
• Undervoltage lockout (UVLO)
• Thermal shutdown protection

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption
• Wide input voltage range allows for compatibility with various power sources
• Fast transient response ensures stable operation during load changes

Disadvantages

• Limited output current may not be suitable for high-power applications
• Requires external components for proper operation

Working Principles

The TPS53661RSBT operates by regulating the input voltage and converting it to a stable output voltage using a combination of high-side and low-side MOSFETs. It employs adaptive voltage positioning (AVP) to optimize efficiency based on the load conditions. The integrated drivers facilitate efficient switching of the MOSFETs, while the various protection features ensure safe operation.

Detailed Application Field Plans

The TPS53661RSBT is commonly used in the following applications:

1. Desktop computers
2. Servers
3. Networking equipment
4. Industrial automation systems
5. Telecommunications devices

Detailed and Complete Alternative Models

1. TPS53632RSBT
2. TPS53622RSBT
3. TPS53619RSBT
4. TPS53617RSBT
5. TPS53616RSBT

These alternative models offer similar functionality and can be considered as alternatives to the TPS53661RSBT depending on specific requirements.

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