Manufacturer Part Number
TPS79418DGNR
Manufacturer
Texas Instruments
Introduction
The TPS79418DGNR is a linear low-dropout (LDO) regulator designed for power management in various electronic devices.
Product Features and Performance
Low dropout voltage
High power supply rejection ratio (PSRR)
Stable with low-ESR ceramic capacitors
Fast line and load transient response
Low quiescent current
Built-in thermal and over-current protection
Programmable soft-start function
Reverse polarity protection
Under Voltage Lockout (UVLO)
Product Advantages
High efficiency for power-sensitive applications
Excellent transient response, suitable for fast-changing loads
Enable pin for low-power shutdown mode
Suitable for battery-powered devices due to low Iq
Robust protection features ensure long-term reliability
Key Technical Parameters
Output Voltage (Min/Fixed): 1.8V
Current Output: 250mA
Current Quiescent (Iq): 220 µA
PSRR: 65dB ~ 40dB (100Hz ~ 100kHz)
Operating Temperature Range: -40°C ~ 125°C
Number of Regulators: 1
Voltage Input (Max): 5.5V
Quality and Safety Features
Over Current Protection
Over Temperature Protection
Reverse Polarity Protection
Under Voltage Lockout (UVLO)
Compatibility
Compatible with a variety of ceramic, tantalum, and aluminum electrolytic capacitors
Application Areas
Consumer Electronics
Telecommunications
Portable and Battery-powered Devices
Computing Systems
Industrial Equipment
Product Lifecycle
Active status
No indication of nearing discontinuation
Options for replacements or upgrades available through Texas Instruments product range
Several Key Reasons to Choose This Product
High PSRR enhances performance under varied power supply conditions
Operational across a wide temperature range, making it versatile for challenging environments
Low quiescent current extends battery life in portable applications
Texas Instruments' reputation for quality and support
The availability of technical resources and community support for development
High reliability and long operational life due to robust protection features
