LTC7812EUH#PBF

Product Overview

Category

LTC7812EUH#PBF belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power management applications.

Characteristics

• High efficiency
• Wide input voltage range
• Low quiescent current
• Adjustable output voltage
• Overcurrent protection

Package

LTC7812EUH#PBF comes in a 28-pin QFN package.

Essence

The essence of this product lies in its ability to efficiently regulate and manage power in various electronic devices.

Packaging/Quantity

LTC7812EUH#PBF is typically packaged in reels, with each reel containing a specific quantity of units. The exact quantity may vary depending on the manufacturer.

Specifications

• Input Voltage Range: 4V to 60V
• Output Voltage Range: 0.8V to 60V
• Quiescent Current: 50µA
• Maximum Switching Frequency: 1MHz
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin
4. FB: Feedback pin for output voltage regulation
5. EN: Enable pin for turning the device on/off
6. SS/TR: Soft-start/tracking pin
7. SYNC: Synchronization pin for external clock
8. PGND: Power ground pin
9. BST: Boost pin for high-side gate driver
10. SW: Switch pin for power conversion
11. AGND: Analog ground pin
12. COMP: Compensation pin for loop stability
13. RT/CLK: Resistor timing/clock synchronization pin
14. INTVCC: Internal voltage supply pin
15. VCC: Voltage supply pin
16. VFB: Feedback voltage pin for regulation

Functional Features

• Wide input voltage range allows compatibility with various power sources.
• High efficiency conversion minimizes power loss.
• Adjustable output voltage enables flexibility in different applications.
• Overcurrent protection ensures safe operation.
• Low quiescent current reduces power consumption during standby.

Advantages and Disadvantages

Advantages

• High efficiency leads to energy savings.
• Wide input voltage range provides versatility.
• Adjustable output voltage accommodates different requirements.
• Overcurrent protection enhances device safety.
• Low quiescent current prolongs battery life.

Disadvantages

• Limited maximum switching frequency may restrict certain high-frequency applications.
• Higher cost compared to some alternative models.

Working Principles

LTC7812EUH#PBF operates based on a buck-boost topology, allowing it to regulate the output voltage regardless of whether the input voltage is higher or lower than the desired output voltage. It utilizes a combination of internal control circuitry, power switches, and feedback mechanisms to achieve efficient power conversion.

Detailed Application Field Plans

LTC7812EUH#PBF finds applications in various fields, including: 1. Automotive electronics: Power management in electric vehicles, hybrid vehicles, and automotive infotainment systems. 2. Industrial equipment: Power supply for motor drives, robotics, and factory automation systems. 3. Renewable energy: DC-DC conversion in solar power systems and wind turbines. 4. Telecommunications: Power management in base stations, network equipment, and communication devices. 5. Consumer electronics: Power regulation in smartphones, tablets, and portable devices.

Detailed and Complete Alternative Models

1. LTC7812IUH#PBF
2. LTC7812EUF#PBF
3. LTC7812IUF#PBF
4. LTC7812MPMSE#PBF
5. LTC7812MPMSE-1#PBF

These alternative models offer similar functionality and can be considered as substitutes for LTC7812EUH#PBF in various applications.

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