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LTC2921IGN-2.5#TRPBF from LT

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LTC2921IGN-2.5#TRPBF

Manufacturer: LT

Power Supply Tracker with Input Monitors

Partnumber Manufacturer Quantity Availability
LTC2921IGN-2.5#TRPBF,LTC2921IGN25#TRPBF LT 687 In Stock

Description and Introduction

Power Supply Tracker with Input Monitors The LTC2921IGN-2.5#TRPBF is a power supply tracking controller manufactured by Linear Technology (now part of Analog Devices).  

### **Manufacturer:**  
- **LT (Linear Technology)**  

### **Specifications:**  
- **Part Number:** LTC2921IGN-2.5#TRPBF  
- **Package:** 16-Lead SSOP  
- **Operating Temperature Range:** -40°C to 85°C  
- **Supply Voltage Range:** 2.7V to 16.5V  
- **Tracking Accuracy:** ±1%  
- **Output Voltage Tracking:** Adjustable or preset tracking profiles  
- **Features:**  
  - Controls power supply sequencing and tracking  
  - Supports coincident, ratiometric, or offset tracking  
  - Programmable soft-start and tracking rates  
  - Fault detection and power-good output  
  - Low quiescent current  

### **Description:**  
The LTC2921 is designed to manage the power-up and power-down sequencing of multiple power supplies. It ensures controlled voltage ramping to prevent latch-up or excessive inrush currents in sensitive circuits.  

### **Features:**  
- **Flexible Tracking Modes:** Coincident, ratiometric, or offset tracking.  
- **Adjustable Soft-Start:** Programmable ramp rates.  
- **Wide Input Range:** Operates from 2.7V to 16.5V.  
- **High Accuracy:** ±1% tracking accuracy.  
- **Fault Monitoring:** Detects undervoltage and overvoltage conditions.  
- **Power-Good Output:** Indicates when tracking is complete.  

This part is commonly used in applications requiring precise power supply sequencing, such as FPGAs, DSPs, and multi-rail systems.

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