Manufacturer Part Number
MAX1845EEI
Manufacturer
Analog Devices
Introduction
MAX1845EEI is a Power Management Integrated Circuit (PMIC) featuring DC-DC switching controller technology designed for power-efficient applications.
Product Features and Performance
Dual-output step-down (Buck) controller configuration
Supports synchronous rectification for improved efficiency
Wide switching frequency range (200kHz to 540kHz)
On-time control feature for precise output regulation
Power Good signal for system monitoring
Current limit feature for over-current protection
Product Advantages
High power efficiency for energy-sensitive applications
Configurable switching frequency for optimized performance
Integration of multiple features reduces external component count
Key Technical Parameters
Voltage Supply (Vcc/Vdd): 4.5V ~ 5.5V
Output Type: Transistor Driver
Output Configuration: Positive
Topology: Buck
Number of Outputs: 2
Output Phases: 1
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Built-in over-current protection
Thermal management through operating temperature range
Robust construction for long-term reliability
Compatibility
Compatible with low-voltage microprocessors and digital ICs
Surface Mount 28-SSOP package for PCB integration
Application Areas
Computing systems
Telecommunication equipment
Consumer electronics
Network devices
Product Lifecycle
Product Status: Obsolete
This product is nearing discontinuation, alternatives or upgrades may be available
Several Key Reasons to Choose This Product
Trusted manufacturer with a strong reputation in power management solutions
Delivers efficient power regulation, essential for extending battery life in portable devices
Flexible design options through a wide range of switching frequencies
Reduces system complexity with integrated features, saving both space and cost
Suitable for rugged environments given its wide operating temperature range