TLV70033DCK

Low dropout voltage regulators for portable devices, 200mA, 3.3V output

Manufacturer: ti

series introduction

# TLV70033DCK Product Series Introduction

## 1. Overview
The TLV70033DCK is a part of a high - performance voltage regulator product series designed and manufactured by Texas Instruments. This series is engineered to meet the diverse power management needs of modern electronic devices, offering a reliable and efficient solution for voltage regulation in a wide range of applications.

## 2. Key Features

### 2.1 Output Voltage
The "33" in the TLV70033DCK indicates that it provides a fixed output voltage of 3.3V. This is a very common voltage level in many electronic systems, such as microcontrollers, digital signal processors, and various integrated circuits. The precise output voltage regulation ensures stable operation of these components, reducing the risk of malfunctions due to voltage fluctuations.

### 2.2 Low Dropout Voltage
One of the standout features of the TLV70033DCK is its low dropout voltage. Dropout voltage is the minimum difference between the input voltage and the output voltage required for the regulator to maintain a stable output. A low dropout voltage means that the regulator can operate effectively even when the input voltage is only slightly higher than the output voltage. For example, in battery - powered applications, as the battery voltage gradually decreases over time, the low dropout characteristic allows the regulator to continue providing a stable 3.3V output for a longer period, maximizing the battery's useful life.

### 2.3 Low Quiescent Current
Quiescent current is the current consumed by the regulator when there is no load or a very light load connected. The TLV70033DCK has a low quiescent current, which is crucial for power - sensitive applications. In battery - operated devices, minimizing the quiescent current helps to conserve battery power, especially during standby or idle modes. This feature makes the TLV70033DCK an ideal choice for portable electronics, such as smartphones, tablets, and wearable devices.

### 2.4 Fast Transient Response
In real - world applications, the load current can change rapidly. For instance, when a microcontroller switches from a low - power idle state to a high - speed processing state, the load current can increase significantly in a short period. The TLV70033DCK is designed to have a fast transient response, which means it can quickly adjust the output voltage to maintain stability when there are sudden changes in the load current. This ensures that the connected components receive a consistent and reliable power supply, even under dynamic operating conditions.

### 2.5 Thermal Shutdown and Current Limiting
To protect the regulator and the connected components from damage, the TLV70033DCK is equipped with thermal shutdown and current - limiting features. Thermal shutdown automatically turns off the regulator when the temperature exceeds a safe operating limit, preventing overheating and potential damage to the device. Current limiting restricts the output current to a safe level, protecting the regulator from excessive current draw that could be caused by a short - circuit or other faults in the load.

## 3. Package and Pin Configuration
The "DCK" in the TLV70033DCK refers to the package type. It comes in a small - outline package (SOP), which is a popular choice for surface - mount technology (SMT) applications. The SOP package offers several advantages, including a compact size, which is beneficial for space - constrained printed circuit board (PCB) designs. The pin configuration of the TLV70033DCK is designed for easy integration into PCB layouts. It typically has pins for input voltage, output voltage, ground, and other necessary connections, allowing for straightforward connection to the power source and the load.

## 4. Applications

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Images for reference

74LVC Series (SC70)

74LVC Series (SC70)

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Datasheets

Partlist

TLV70033DCKR
TLV70033DCKT