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LTC3220EPF
+BOMIC LED DRIVER RGLTR 20MA 28UTQFN
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メーカーテキサス・インスツルメンツ
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メーカー品番 #LTC3220EPF
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在庫状況9086
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Part Status | Obsolete |
| Type | DC DC Regulator |
| Topology | Switched Capacitor (Charge Pump) |
| Internal Switch(s) | No |
| Number of Outputs | 18 |
| Voltage - Supply (Min) | 2.9V |
| Voltage - Supply (Max) | 5.5V |
| Current - Output / Channel | 20mA |
| Frequency | 850kHz |
| Applications | Backlight |
| Operating Temperature | -40°C ~ 85°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | 28-UFQFN Exposed Pad |
| Supplier Device Package | 28-UTQFN (4x4) |
| Base Product Number | LTC3220 |
概要
Description
The LTC3220EPF is a high-performance power management IC designed for energy harvesting and battery backup applications. This device features a high-efficiency buck-boost converter that operates from input voltages below or above the output voltage, making it suitable for a wide range of power sources, including photovoltaic cells and rechargeable batteries.
Key features include:
- Wide input voltage range: The LTC3220EPF can efficiently convert input voltages from 1.8V to 5.5V, allowing for flexibility in power source selection.
- Low quiescent current: With minimal power consumption during idle periods, the device is ideal for battery-operated applications.
- Integrated energy storage: It can charge and manage supercapacitors or rechargeable batteries, enhancing energy storage capabilities.
- Adjustable output voltage: Users can customize the output voltage to meet specific system requirements.
Overall, the LTC3220EPF is an efficient and versatile solution for applications requiring reliable power management in space-constrained environments.
Key features include:
- Wide input voltage range: The LTC3220EPF can efficiently convert input voltages from 1.8V to 5.5V, allowing for flexibility in power source selection.
- Low quiescent current: With minimal power consumption during idle periods, the device is ideal for battery-operated applications.
- Integrated energy storage: It can charge and manage supercapacitors or rechargeable batteries, enhancing energy storage capabilities.
- Adjustable output voltage: Users can customize the output voltage to meet specific system requirements.
Overall, the LTC3220EPF is an efficient and versatile solution for applications requiring reliable power management in space-constrained environments.
Equivalent
Equivalent products to the LTC3220EPF include the TPS63020 from Texas Instruments, the MAX8675 from Maxim Integrated, and the MICL3220 from Microchip. These chips offer comparable performance in DC-DC conversion and energy efficiency, suitable for similar applications in power management. Always verify specific requirements and features for compatibility.
Features
The LTC3220EPF is a high-efficiency, low-power energy harvesting and power management IC designed for wireless sensor applications. Key features include:
1. Energy Harvesting: Supports various energy sources, including photovoltaic cells and thermoelectric generators.
2. Ultra-Low Quiescent Current: Consumes minimal power during standby, enhancing battery life and energy harvesting efficiency.
3. Buck-Boost Converter: Provides a regulated output voltage, accommodating input voltages above and below the output.
4. Wide Input Voltage Range: Operates effectively with input voltages from 2.7V to 15V, making it versatile for different applications.
5. Integrated Battery Charger: Supports rechargeable batteries, ensuring efficient energy storage.
6. Programmable Output Voltage: Allows customization of output voltage, compatible with various load requirements.
7. Low Ripple: Minimizes output voltage ripple, ensuring stable performance.
8. Compact Package: Available in a small 20-lead PF package, ideal for space-constrained designs.
These features make the LTC3220EPF suitable for IoT, remote monitoring, and other energy-sensitive applications.
1. Energy Harvesting: Supports various energy sources, including photovoltaic cells and thermoelectric generators.
2. Ultra-Low Quiescent Current: Consumes minimal power during standby, enhancing battery life and energy harvesting efficiency.
3. Buck-Boost Converter: Provides a regulated output voltage, accommodating input voltages above and below the output.
4. Wide Input Voltage Range: Operates effectively with input voltages from 2.7V to 15V, making it versatile for different applications.
5. Integrated Battery Charger: Supports rechargeable batteries, ensuring efficient energy storage.
6. Programmable Output Voltage: Allows customization of output voltage, compatible with various load requirements.
7. Low Ripple: Minimizes output voltage ripple, ensuring stable performance.
8. Compact Package: Available in a small 20-lead PF package, ideal for space-constrained designs.
These features make the LTC3220EPF suitable for IoT, remote monitoring, and other energy-sensitive applications.
Pinout
The LTC3220EPF is a low-voltage, high-efficiency DC-DC boost converter. It features a 16-pin package (specifically a 16-pin TSSOP).
Key functions include:
1. Boost Converter: It steps up input voltage to a higher output voltage.
2. Integrated Switch: It includes a built-in power MOSFET for improved efficiency.
3. Voltage Regulation: It provides adjustable output voltage settings.
4. Current Limiting: Features a current limit to protect against overload.
5. Soft-Start: Prevents inrush current during startup.
6. Shutdown Mode: Can be disabled to save power.
7. LED Driver: Capable of driving LEDs directly.
The LTC3220EPF is commonly used in battery-powered applications requiring efficient voltage conversion.
Key functions include:
1. Boost Converter: It steps up input voltage to a higher output voltage.
2. Integrated Switch: It includes a built-in power MOSFET for improved efficiency.
3. Voltage Regulation: It provides adjustable output voltage settings.
4. Current Limiting: Features a current limit to protect against overload.
5. Soft-Start: Prevents inrush current during startup.
6. Shutdown Mode: Can be disabled to save power.
7. LED Driver: Capable of driving LEDs directly.
The LTC3220EPF is commonly used in battery-powered applications requiring efficient voltage conversion.
Manufacturer
The LTC3220EPF is manufactured by Analog Devices, Inc. Analog Devices is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits (ICs). The company specializes in high-performance solutions for various applications, including communications, industrial automation, automotive, healthcare, and consumer electronics.
Founded in 1965, Analog Devices is known for its innovation in semiconductor technology and focuses on enabling customers to achieve greater performance and efficiency in their designs. The company offers a wide range of products, including amplifiers, converters, sensors, and power management solutions, catering to diverse industries. With a strong emphasis on research and development, Analog Devices continually advances its technologies to meet the evolving needs of the market.
Founded in 1965, Analog Devices is known for its innovation in semiconductor technology and focuses on enabling customers to achieve greater performance and efficiency in their designs. The company offers a wide range of products, including amplifiers, converters, sensors, and power management solutions, catering to diverse industries. With a strong emphasis on research and development, Analog Devices continually advances its technologies to meet the evolving needs of the market.
Application
The LTC3220EPF is a high-efficiency micro-power DC-DC boost converter primarily used in battery-powered applications. Its key application areas include:
1. Portable Devices: Ideal for powering low-voltage electronics like sensors, wearables, and IoT devices.
2. Energy Harvesting: Suitable for extracting and boosting energy from sources such as solar cells or thermoelectric generators.
3. Medical Devices: Used in compact medical instrumentation requiring efficient power management.
4. Wireless Applications: Powers RF modules and communication circuits in remote sensing or telemetry systems.
5. Memory Backup: Provides backup power for memory chips in case of primary power loss.
Overall, it excels in energy efficiency and compact integration.
1. Portable Devices: Ideal for powering low-voltage electronics like sensors, wearables, and IoT devices.
2. Energy Harvesting: Suitable for extracting and boosting energy from sources such as solar cells or thermoelectric generators.
3. Medical Devices: Used in compact medical instrumentation requiring efficient power management.
4. Wireless Applications: Powers RF modules and communication circuits in remote sensing or telemetry systems.
5. Memory Backup: Provides backup power for memory chips in case of primary power loss.
Overall, it excels in energy efficiency and compact integration.
Package
The LTC3220EPF is packaged in a 20-lead TSSOP (Thin Shrink Small Outline Package) with a standard footprint measuring 6.4mm x 4.4mm. This package type is designed for compact applications, providing efficient thermal performance and ease of handling in PCB design.
