LM2595 Datasheet | Texas Instruments

Product Folder Sample & Buy Technical Documents Tools & Software Support & munity SNVS122C - MAY 1999 - REVISED MAY 2016 LM2595 SIMPLE SWITCHER® Power Converter 150-k Hz 1-A Step-Down Voltage Regulator 1 Features - 1 3.3-V, 5-V, 12-V, and Adjustable Output Versions - Adjustable Version Output Voltage Range, 1.2 V to 37 V ±4% Maximum Over Line and Load Conditions - Available in TO-220 and TO-263 Surface-Mount Packages - Ensured 1-A Output Load Current - Input Voltage Range Up to 40 V - Requires Only 4 External ponents - Excellent Line and Load Regulation Specifications - 150-k Hz Fixed-Frequency Internal Oscillator - TTL Shutdown Capability - Low Power Standby Mode, IQ, Typically 85 μA - High Efficiency - Uses Readily Available Standard Inductors - Thermal Shutdown and Current-Limit Protection 2 Applications - Simple High-Efficiency Step-Down (Buck) Regulator - Efficient Preregulator for Linear Regulators - On-Card Switching Regulators - Positive-to-Negative Converter 3 Description The LM2595 series of regulators are monolithic integrated circuits that provide all the active functions for a step-down (buck) switching regulator, capable of driving a 1-A load with excellent line and load regulation. These devices are available in fixed output voltages of 3.3 V, 5 V, 12 V, and an adjustable output...