Overview
The LTC3779IFE#PBF is a high-performance synchronous 4-switch buck-boost controller produced by Analog Devices Inc. This controller is designed to operate from input voltages that can be above, below, or equal to the output voltage, making it highly versatile for various power management applications. The LTC3779 supports a wide input voltage range of 4.5V to 150V and can regulate output voltages from 1.2V to 150V, making it suitable for a broad range of power conversion needs.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| VIN Input Supply Operating Voltage Range | 4.5 | 150 | V | ||
| VOUT Output Supply Operating Voltage Range | 1.2 | 150 | V | ||
| Regulated Feedback Voltage | ITH Voltage = 1.4V | 1.188 | 1.2 | 1.212 | V |
| Switching Frequency | 50 kHz | 600 kHz | |||
| Operating Junction Temperature Range | -40°C | 125°C | |||
| Package | TSSOP-38 |
Key Features
- High-performance synchronous 4-switch buck-boost topology.
- Wide input voltage range: 4.5V to 150V.
- Output voltage range: 1.2V to 150V.
- Switching frequency adjustable from 50 kHz to 600 kHz.
- High efficiency and low power loss.
- PGOOD (Power Good) indicator with adjustable delay.
- Compact TSSOP-38 package.
Applications
The LTC3779IFE#PBF is suitable for a variety of power management applications, including:
- Industrial power supplies.
- Automotive systems.
- Telecommunications equipment.
- Server and data center power supplies.
- Renewable energy systems.
Q & A
- What is the input voltage range of the LTC3779IFE#PBF?
The input voltage range is from 4.5V to 150V.
- What is the output voltage range of the LTC3779IFE#PBF?
The output voltage range is from 1.2V to 150V.
- What is the switching frequency range of the LTC3779IFE#PBF?
The switching frequency is adjustable from 50 kHz to 600 kHz.
- What is the operating junction temperature range of the LTC3779IFE#PBF?
The operating junction temperature range is from -40°C to 125°C.
- What package type does the LTC3779IFE#PBF come in?
The LTC3779IFE#PBF comes in a TSSOP-38 package.
- Does the LTC3779IFE#PBF have a PGOOD indicator?
Yes, it has a PGOOD (Power Good) indicator with adjustable delay.
- What are some common applications for the LTC3779IFE#PBF?
Common applications include industrial power supplies, automotive systems, telecommunications equipment, server and data center power supplies, and renewable energy systems.
- How efficient is the LTC3779IFE#PBF?
The LTC3779IFE#PBF is designed for high efficiency and low power loss.
- Is the LTC3779IFE#PBF RoHS compliant?
Yes, the LTC3779IFE#PBF is RoHS compliant.
- Where can I find more detailed specifications for the LTC3779IFE#PBF?
You can find detailed specifications in the datasheet available on the Analog Devices website or through authorized distributors.
