TPS2321IPWR

Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High efficiency - Low power consumption - Small form factor - Wide input voltage range

Package: TSSOP-14

Essence: The TPS2321IPWR is a power management IC designed for efficient power conversion and regulation.

Packaging/Quantity: Available in tape and reel packaging, with 2500 units per reel.

Specifications

The TPS2321IPWR has the following specifications:

Input Voltage Range: 2.7V to 5.5V
Output Voltage Range: 0.8V to 3.6V
Maximum Output Current: 2A
Efficiency: Up to 95%
Operating Temperature Range: -40°C to 85°C

Pin Configuration

The TPS2321IPWR features a TSSOP-14 package with the following pin configuration:

VIN: Input voltage
GND: Ground
EN: Enable pin
FB: Feedback pin
SS: Soft-start pin
PG: Power good indicator
VOUT: Output voltage
SW: Switching node
BST: Bootstrap capacitor connection
AGND: Analog ground
COMP: Compensation pin
SS/TR: Soft-start/Tracking pin
UVLO: Undervoltage lockout
PGND: Power ground

Functional Features

The TPS2321IPWR offers the following functional features:

High-efficiency synchronous buck converter
Adjustable output voltage
Overcurrent protection
Thermal shutdown protection
Soft-start function for controlled startup
Power good indicator for system monitoring

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows for versatile applications - Small form factor enables space-saving designs - Overcurrent and thermal protection enhance system reliability

Disadvantages: - Limited maximum output current of 2A may not be suitable for high-power applications - Requires external components for proper operation

Working Principles

The TPS2321IPWR operates as a synchronous buck converter, converting the input voltage to a regulated output voltage. It utilizes pulse-width modulation (PWM) techniques to control the switching of the internal power MOSFETs. The feedback loop adjusts the duty cycle to maintain the desired output voltage. The soft-start function gradually ramps up the output voltage during startup to prevent excessive inrush current.

Application Field Plans

The TPS2321IPWR is commonly used in various power management applications, including:

Portable electronic devices
Battery-powered systems
Industrial automation equipment
Telecommunications infrastructure
Automotive electronics

Alternative Models

Here are some alternative models that offer similar functionality:

TPS2320IPWR
TPS2322IPWR
TPS2323IPWR
TPS2324IPWR

These models have comparable specifications and pin configurations, providing flexibility in design choices.

In conclusion, the TPS2321IPWR is a highly efficient power management IC with a wide range of applications. Its small form factor, adjustable output voltage, and built-in protection features make it an ideal choice for various electronic systems.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací TPS2321IPWR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of TPS2321IPWR in technical solutions:

Q1: What is TPS2321IPWR? A1: TPS2321IPWR is a power management integrated circuit (IC) that provides protection and control for various electronic systems.

Q2: What is the input voltage range supported by TPS2321IPWR? A2: TPS2321IPWR supports an input voltage range of 2.7V to 5.5V.

Q3: What is the maximum output current provided by TPS2321IPWR? A3: TPS2321IPWR can provide a maximum output current of 2A.

Q4: Can TPS2321IPWR be used in battery-powered applications? A4: Yes, TPS2321IPWR can be used in battery-powered applications as it supports a wide input voltage range and low quiescent current.

Q5: What are the typical applications of TPS2321IPWR? A5: TPS2321IPWR is commonly used in portable devices, IoT devices, industrial equipment, and other applications requiring power management and protection.

Q6: Does TPS2321IPWR have built-in overcurrent protection? A6: Yes, TPS2321IPWR has built-in overcurrent protection to safeguard the connected devices from excessive current.

Q7: Can TPS2321IPWR handle short-circuit conditions? A7: Yes, TPS2321IPWR is designed to handle short-circuit conditions and provides protection against them.

Q8: Does TPS2321IPWR have thermal shutdown protection? A8: Yes, TPS2321IPWR incorporates thermal shutdown protection to prevent overheating and damage to the IC.

Q9: Can TPS2321IPWR be used in automotive applications? A9: Yes, TPS2321IPWR is suitable for automotive applications as it meets the required specifications and has a wide operating temperature range.

Q10: What package does TPS2321IPWR come in? A10: TPS2321IPWR is available in a small outline integrated circuit (SOIC) package.

Please note that these answers are general and may vary depending on the specific datasheet and application requirements.