Overview
The LTC4020EUHF#TRPBF, manufactured by Analog Devices Inc., is a high-voltage power manager and multi-chemistry buck-boost battery charger. It is designed to provide PowerPath instant-on operation and high-efficiency battery charging over a wide voltage range. This component is particularly suited for various battery types, including Lead Acid, LiFePO4, Li-Ion, Li-Pol, NiCd, and NiMH. It operates with an input voltage up to 55V and can manage charge currents of up to 20A, making it versatile for different applications.
Key Specifications
| Parameter | Conditions | Min | Typ | Max | Units |
|---|---|---|---|---|---|
| VIN Operating Voltage Range | PVIN = SENSVIN = CSP = CSN = BAT = 20V, SHDN = 2V | - | - | 55 | V |
| Maximum Duty Cycle | BG2: tON • fO | 70 | 80 | - | % |
| Switching Frequency | RRT = 100k, RRT = 50k, RRT = 250k | 235 | 250 | 500 | kHz |
| Minimum On Time | BG2 | 150 | 250 | - | ns |
| Minimum Off Time | TG1 | 300 | 500 | - | ns |
| Gate Drive Transition Time | TG1, BG1, TG2, BG2 | - | 5 | - | ns |
| Operating Temperature Range | - | -40 | - | 125 | °C |
| Package Type | - | - | - | 38-Pin QFN | - |
Key Features
- Multi-chemistry battery charging support for Lead Acid, LiFePO4, Li-Ion, Li-Pol, NiCd, and NiMH batteries.
- High input voltage tolerance up to 55V and charge current capability of up to 20A.
- PowerPath instant-on operation and high-efficiency battery charging.
- Adjustable threshold settings for flexibility in battery charging specifications.
- Broad operating temperature range from -40°C to 125°C, making it reliable in harsh environments.
- Compliance with RoHS standards, ensuring adherence to environmental regulations.
- Housed in a 38-pin QFN package, suitable for surface mount applications and compact electronic designs.
Applications
- Consumer Electronics: Suitable for portable consumer electronics such as smartphones, tablets, or battery-operated devices that require efficient charging solutions.
- Industrial Automation: Used in battery-operated industrial machines or equipment where reliable power management is necessary.
- Energy and Power Systems: Applied in energy storage systems, particularly those using lithium-based batteries for renewable energy solutions.
- Renewable Energy: Used for charging battery banks in solar or wind power systems, making it suitable for hybrid systems that leverage different energy sources.
Q & A
- What is the input voltage range of the LTC4020EUHF#TRPBF?
The input voltage range of the LTC4020EUHF#TRPBF is up to 55V.
- Which battery chemistries does the LTC4020EUHF#TRPBF support?
The LTC4020EUHF#TRPBF supports Lead Acid, LiFePO4, Li-Ion, Li-Pol, NiCd, and NiMH batteries.
- What is the maximum charge current capability of the LTC4020EUHF#TRPBF?
The maximum charge current capability of the LTC4020EUHF#TRPBF is up to 20A.
- What is the operating temperature range of the LTC4020EUHF#TRPBF?
The operating temperature range of the LTC4020EUHF#TRPBF is from -40°C to 125°C.
- What package type is the LTC4020EUHF#TRPBF housed in?
The LTC4020EUHF#TRPBF is housed in a 38-pin QFN package.
- Is the LTC4020EUHF#TRPBF compliant with RoHS standards?
Yes, the LTC4020EUHF#TRPBF is compliant with RoHS standards.
- What are some potential industry applications of the LTC4020EUHF#TRPBF?
Potential applications include consumer electronics, industrial automation, energy and power systems, and renewable energy setups).
- What is the peak reflow temperature for the LTC4020EUHF#TRPBF?
The peak reflow temperature for the LTC4020EUHF#TRPBF is rated at 260°C).
- Does the LTC4020EUHF#TRPBF support PowerPath instant-on operation?
Yes, the LTC4020EUHF#TRPBF supports PowerPath instant-on operation).
- Where can I purchase the LTC4020EUHF#TRPBF?
The LTC4020EUHF#TRPBF can be purchased from various distributors including Richardson RFPD, Ameya Holding Limited, Analog Devices Inc., Arrow Electronics, Mouser Electronics, DigiKey, and Newark. Check findchips.com for current availability and pricing).
