LTC4412HS6#TRPBF

Product Overview

Category: Integrated Circuit (IC)

Use: Power Management

Characteristics: - High voltage ideal diode controller - Low quiescent current - Wide input voltage range - Fast response time - Small package size

Package: SOT-23-6

Essence: The LTC4412HS6#TRPBF is an integrated circuit that serves as a high voltage ideal diode controller. It allows for seamless power switching between two independent power sources, ensuring uninterrupted power supply to the load.

Packaging/Quantity: The LTC4412HS6#TRPBF is available in a SOT-23-6 package. It is typically sold in reels of 3000 units.

Specifications

• Input Voltage Range: 2.5V to 36V
• Quiescent Current: 20µA
• Reverse Leakage Current: 1µA
• Operating Temperature Range: -40°C to 85°C

Pin Configuration

The LTC4412HS6#TRPBF has six pins arranged as follows:

```

---

| | --| VOUT |-- --| GATE |-- --| VIN |-- --| GND |-- --| NC |-- |_______| ```

1. VOUT: Output Voltage
2. GATE: Gate Control Input
3. VIN: Input Voltage
4. GND: Ground
5. NC: No Connection

Functional Features

• Seamless power source switching
• Overvoltage protection
• Undervoltage lockout
• Reverse current blocking
• Fault indication through GATE pin

Advantages and Disadvantages

Advantages: - Enables reliable power source selection - Protects against overvoltage and reverse current - Low power consumption - Compact package size

Disadvantages: - Limited to a maximum input voltage of 36V - Requires external components for full functionality

Working Principles

The LTC4412HS6#TRPBF operates by monitoring the voltages at VIN and VOUT. It compares these voltages and controls the GATE pin accordingly to select the appropriate power source. The device ensures that only one power source is active at a time, preventing reverse current flow and protecting against overvoltage.

Detailed Application Field Plans

The LTC4412HS6#TRPBF finds applications in various fields where seamless power source switching and protection are required. Some examples include:

1. Battery-powered devices: Enables automatic switching between battery and external power supply.
2. Uninterruptible Power Supplies (UPS): Ensures smooth transition between utility power and backup power during outages.
3. Automotive electronics: Provides reliable power source selection for automotive systems.

Detailed and Complete Alternative Models

1. LTC4412ES6#TRPBF: Similar to LTC4412HS6#TRPBF but with extended temperature range (-40°C to 125°C).
2. LTC4412IS6#TRPBF: Similar to LTC4412HS6#TRPBF but with an adjustable undervoltage lockout feature.

These alternative models offer similar functionality with slight variations to suit specific application requirements.

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