TPS78618DCQ - Texas Instruments

Manufacturer Part Number

TPS78618DCQ

Manufacturer

Texas Instruments

Introduction

TPS78618DCQ is a linear, low-dropout voltage regulator suitable for applications requiring up to 1.5A output current.

Product Features and Performance

Fixed 1.8V Output Voltage

Positive Output Configuration

5A Output Current Capacity

Low Quiescent Current of 385 µA

High Power Supply Rejection Ratio (PSRR) ranging from 59dB to 32dB at frequencies 100Hz to 100kHz

Enable Control Feature for Power Management

Operates over a wide temperature range from -40°C to 125°C

Product Advantages

High load current capacity suitable for various applications

Low standby power consumption to enhance efficiency

Good noise rejection over a wide frequency range

Thermal and overcurrent protection to ensure long-term reliability

Reverse polarity and under-voltage lockout for additional safety

Key Technical Parameters

Voltage - Input (Max): 5.5V

Voltage - Output (Min/Fixed): 1.8V

Current - Output: 1.5A

Quiescent Current (Iq): 385 µA

PSRR: 59dB ~ 32dB (100Hz ~ 100kHz)

Quality and Safety Features

Over Current Protection

Over Temperature Protection

Reverse Polarity Protection

Under Voltage Lockout (UVLO)

Compatibility

Compatible with various electronic components due to its fixed output and SOT-223-6 packaging

Application Areas

Power Management for Microcontrollers

Consumer Electronics

Portable Devices

Telecommunication Equipment

Product Lifecycle

Active Product Status

No indication of near discontinuation

Replacements or upgrades might be available

Several Key Reasons to Choose This Product

Efficient power management for high current draw applications

Low quiescent current supports battery-powered devices

High PSRR minimizes supply noise, ensuring stable operation

Robust protection features safeguard against common electrical issues

Wide operating temperature range suitable for harsh environments

Manufactured by Texas Instruments, a leader in semiconductor solutions