Manufacturer Part Number
LT1129CST-3.3#TRPBF
Manufacturer
Analog Devices
Introduction
Low Dropout Linear Voltage Regulator
Product Features and Performance
Stable output voltage 3.3V
Input voltage up to 30V
Low dropout voltage 0.7V at 700mA
Output current capacity of 700mA
Quiescent current 70 µA
High PSRR 64dB at 120Hz
Enabled control feature
Product Advantages
Efficient power delivery for low voltage applications
Low dropout enhances battery life
Steady output under varying load conditions
Minimal power loss in quiescent state
Key Technical Parameters
Input Voltage (Max): 30V
Output Voltage (Fixed): 3.3V
Dropout Voltage (Max): 0.7V@700mA
Output Current: 700mA
Quiescent Current (Iq): 70 µA
Supply Current (Max): 90 mA
PSRR: 64dB
Quality and Safety Features
Over Temperature Protection
Reverse Polarity Protection
Compatibility
Surface Mount TO-261-4, TO-261AA package compatible with SOT-223-3 footprints
Application Areas
Consumer Electronics
Telecommunications
Portable Devices
Microprocessor Systems
Product Lifecycle
Active stage with no reported discontinuation
Availability of replacements or upgrades should be checked with manufacturer
Several Key Reasons to Choose This Product
Reliable fixed output for consistent performance
Extended operational temperature range 0°C to 125°C
High integration suitable for compact designs
Low power consumption benefits battery-dependent applications
Robust protection features ensure longevity and safety
High PSRR for reduced noise in sensitive circuits
LT1129CT-5Linear Technology / Analog Devices
LT1129CS8TRLT