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LTM4646IY#PBF
+Lista de MateriaisDC DC CNVRTR 0.6-5.5V 0.6-5.5V
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #LTM4646IY#PBF
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Ficha Técnica LTM4646IY#PBF DataSheet
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Especificações
| Atributo | Valor |
| Series | LTM®, uModule® |
| Part Status | Active |
| Type | Non-Isolated PoL Module |
| Number of Outputs | 2 |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 20V |
| Voltage - Output 1 | 0.6 ~ 5.5V |
| Voltage - Output 2 | 0.6 ~ 5.5V |
| Current - Output (Max) | 10A, 10A |
| Applications | ITE (Commercial) |
| Features | OCP, OVP, SCP, UVLO |
| Operating Temperature | -40°C ~ 125°C |
| Efficiency | 96% |
| Mounting Type | Surface Mount |
| Package / Case | 88-BBGA Module |
| Size / Dimension | 0.59" L x 0.44" W x 0.21" H (15.0mm x 11.3mm x 5.2mm) |
| Supplier Device Package | 88-BGA (15x11.25) |
| Base Product Number | LTM4646 |
Visão Geral
Description
The LTM4646IY#PBF is a high-performance, step-down power regulator designed by Linear Technology (now part of Analog Devices). This device integrates a DC-DC converter and a power management circuit in a compact package, making it suitable for applications requiring low output voltage and high current.
Key features include a wide input voltage range (up to 60V), programmable output voltage (down to 0.8V), and the ability to deliver 6A of output current. The LTM4646 also boasts excellent efficiency, minimizing heat generation and maximizing battery life in portable applications.
It supports various control methods, including constant voltage and constant current, and features built-in protections like over-temperature and short-circuit protection. The device is housed in a thermally enhanced package, aiding in heat dissipation.
Applications span industrial, automotive, and telecommunications sectors, where reliable and efficient power conversion is critical. Overall, the LTM4646IY#PBF is a versatile choice for engineers designing power systems in demanding environments.
Key features include a wide input voltage range (up to 60V), programmable output voltage (down to 0.8V), and the ability to deliver 6A of output current. The LTM4646 also boasts excellent efficiency, minimizing heat generation and maximizing battery life in portable applications.
It supports various control methods, including constant voltage and constant current, and features built-in protections like over-temperature and short-circuit protection. The device is housed in a thermally enhanced package, aiding in heat dissipation.
Applications span industrial, automotive, and telecommunications sectors, where reliable and efficient power conversion is critical. Overall, the LTM4646IY#PBF is a versatile choice for engineers designing power systems in demanding environments.
Equivalent
The LTM4646IY#PBF is a DC-DC step-down power module. Equivalent products include the Texas Instruments TPS563201, the On Semiconductor NCP303155, and the Analog Devices ADP2302. When considering alternatives, ensure they match in terms of specifications such as output voltage, current rating, efficiency, and package size to meet your application requirements.
Features
The LTM4646IY#PBF is a high-performance DC-DC step-down power module from Analog Devices. Key features include:
1. Output Voltage Range: Adjustable output voltage from 0.8V to 5V.
2. Output Current: Capable of delivering up to 6A of continuous output current.
3. Wide Input Voltage Range: Accepts input voltages from 4.5V to 16V.
4. Integrated Components: Combines power inductor, control circuitry, and input/output capacitors in a compact package.
5. High Efficiency: Achieves efficiencies greater than 90% under typical conditions.
6. Thermal Performance: Enhanced thermal performance with a compact size, suitable for dense applications.
7. Power Good Output: Provides a power good signal for system monitoring.
8. Soft-Start Feature: Integrated soft-start to limit inrush current.
9. Fault Protection: Includes overcurrent and overtemperature protection.
The LTM4646 is ideal for a variety of applications, including industrial, telecommunications, and high-performance computing systems.
1. Output Voltage Range: Adjustable output voltage from 0.8V to 5V.
2. Output Current: Capable of delivering up to 6A of continuous output current.
3. Wide Input Voltage Range: Accepts input voltages from 4.5V to 16V.
4. Integrated Components: Combines power inductor, control circuitry, and input/output capacitors in a compact package.
5. High Efficiency: Achieves efficiencies greater than 90% under typical conditions.
6. Thermal Performance: Enhanced thermal performance with a compact size, suitable for dense applications.
7. Power Good Output: Provides a power good signal for system monitoring.
8. Soft-Start Feature: Integrated soft-start to limit inrush current.
9. Fault Protection: Includes overcurrent and overtemperature protection.
The LTM4646 is ideal for a variety of applications, including industrial, telecommunications, and high-performance computing systems.
Pinout
The LTM4646IY#PBF is a dual 12A step-down DC-DC μModule regulator from Analog Devices. It has a total of 25 pins. The primary functions of these pins include input power connections, output voltage sensing, feedback, and control signals for operation and regulation.
Key pin functions include:
- VIN: Input voltage supply.
- VOUT: Output voltage connections for each channel.
- GND: Ground connections.
- FB: Feedback pins for voltage regulation.
- SYNC: For synchronization of switching frequency.
- MODE: For setting the operation mode (e.g., forced continuous or pulse skipping).
- PGOOD: Power good output for monitoring output voltage.
The LTM4646 is designed for high efficiency and compact applications, making it suitable for a variety of power management needs.
Key pin functions include:
- VIN: Input voltage supply.
- VOUT: Output voltage connections for each channel.
- GND: Ground connections.
- FB: Feedback pins for voltage regulation.
- SYNC: For synchronization of switching frequency.
- MODE: For setting the operation mode (e.g., forced continuous or pulse skipping).
- PGOOD: Power good output for monitoring output voltage.
The LTM4646 is designed for high efficiency and compact applications, making it suitable for a variety of power management needs.
Manufacturer
The manufacturer of the LTM4646IY#PBF is Analog Devices, Inc. Analog Devices is a global leader in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company is headquartered in Norwood, Massachusetts, and is known for its innovative solutions in a variety of sectors, including communications, automotive, industrial automation, healthcare, and consumer electronics. The LTM4646 is a step-down voltage regulator designed for high efficiency and compact applications, showcasing Analog Devices' emphasis on precision and performance in their product offerings.
Application
The LTM4646IY#PBF is a high-efficiency step-down DC-DC converter primarily used in applications such as:
1. Telecommunications: Powering network equipment and servers.
2. Industrial Equipment: Supplying power for control systems and automation.
3. Data Centers: Efficient voltage regulation for server power supplies.
4. Consumer Electronics: Providing power for high-performance computing devices.
5. Medical Equipment: Ensuring reliable power for diagnostic and therapeutic devices.
Its compact design and thermal efficiency make it suitable for space-constrained applications requiring reliable power delivery.
1. Telecommunications: Powering network equipment and servers.
2. Industrial Equipment: Supplying power for control systems and automation.
3. Data Centers: Efficient voltage regulation for server power supplies.
4. Consumer Electronics: Providing power for high-performance computing devices.
5. Medical Equipment: Ensuring reliable power for diagnostic and therapeutic devices.
Its compact design and thermal efficiency make it suitable for space-constrained applications requiring reliable power delivery.
Package
The LTM4646IY#PBF is packaged in a 16 mm x 16 mm, 4 mm high, 64-lead LQFP (Low-Profile Quad Flat Package). This package type is designed for compact applications, offering an efficient thermal and electrical performance.
