MAX5926EEE+ - English Editing Encyclopedia Entry

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-voltage, hot-swap controller
• Package: 16-pin QSOP (Quarter Small Outline Package)
• Essence: Provides power management and protection features for hot-swappable boards
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Input Voltage Range: 9V to 80V
• Output Voltage Range: 0V to 80V
• Operating Temperature Range: -40°C to +85°C
• Quiescent Current: 1.5mA (typical)
• Shutdown Current: 10µA (typical)

Detailed Pin Configuration

1. VCC: Power supply input
2. GND: Ground reference
3. FLT: Fault output indicator
4. EN: Enable control input
5. OV: Overvoltage threshold setting
6. UV: Undervoltage threshold setting
7. ILIM: Current limit setting
8. SS: Soft-start capacitor connection
9. PG: Power good output
10. FB: Feedback voltage input
11. OCSET: Overcurrent threshold setting
12. CT: Timing capacitor connection
13. RT: Timing resistor connection
14. VIN: Input voltage sense
15. VOUT: Output voltage sense
16. REF: Reference voltage output

Functional Features

• Hot-swap capability with controlled inrush current
• Overvoltage and undervoltage protection
• Adjustable current limit
• Power good output indication
• Fault detection and reporting
• Soft-start for smooth power-up
• Reference voltage output for external use

Advantages

• Efficient power management for hot-swappable boards
• Protection against overvoltage and undervoltage conditions
• Adjustable current limit for customized applications
• Power good output for system monitoring
• Fault detection and reporting for enhanced reliability
• Soft-start feature prevents excessive inrush current
• Reference voltage output for external circuitry integration

Disadvantages

• Limited to a maximum input voltage of 80V
• Requires additional external components for complete functionality
• Not suitable for low-voltage applications

Working Principles

The MAX5926EEE+ is a high-voltage hot-swap controller designed to provide power management and protection features for hot-swappable boards. It allows safe insertion and removal of boards into live systems by controlling the inrush current during power-up. The device monitors the input and output voltages, current levels, and various fault conditions to ensure reliable operation.

Detailed Application Field Plans

The MAX5926EEE+ is commonly used in applications where hot-swapping of boards is required, such as: - Server racks and data centers - Telecom infrastructure - Industrial control systems - Network switches and routers - Power distribution units (PDUs) - Storage systems

Detailed and Complete Alternative Models

1. MAX5940: Hot-Swap Controller with Integrated MOSFETs
2. LTC4224: Dual Ideal Diode Controller and Hot Swap Controller
3. TPS24720: Precision Adjustable Hot-Swap Controller
4. ISL6115: High Voltage Hot Swap Controller with I2C Interface
5. ADM1177: Hot Swap Controller with Current Monitoring

These alternative models offer similar functionalities and can be considered based on specific application requirements.

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