사양
| 속성 | 가치 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | N+1 ORing Controller |
| FETType | N-Channel |
| Ratio-Input:Output | N:1 |
| InternalSwitch(s) | No |
| DelayTime-ON | 200 µs |
| DelayTime-OFF | 300 ns |
| Current-Output(Max) | 220µA |
| Current-Supply | 150 µA |
| Voltage-Supply | 4V ~ 80V |
| Applications | Automotive, Redundant Power Supplies, Telecom Infrastructure |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 6-WFDFN Exposed Pad |
개요
Description
The LTC4359HDCB#TRPBF is a high-performance ideal diode controller designed by Analog Devices. It is used to create an ideal diode from an external N-channel MOSFET, providing low forward voltage drop and high efficiency. The device is suitable for applications requiring reverse input protection and load-sharing between multiple power sources.
Key features include:
1. Wide Operating Voltage Range: Supports 9V to 80V, suitable for various power applications.
2. Low Quiescent Current: Enhances battery life in portable devices.
3. Fast Turn-On and Turn-Off: Reduces power loss and improves transient response.
4. Overvoltage and Undervoltage Protection: Enhances reliability and safety.
5. Thermal Shutdown: Protects the circuit by turning off the MOSFET when overheated.
Typical applications for the LTC4359 include power OR-ing in redundant power supplies, automotive battery isolation, and solar power systems. Its compact design and efficient operation make it a versatile choice for managing power flow and protecting against faults in various electronic systems.
Key features include:
1. Wide Operating Voltage Range: Supports 9V to 80V, suitable for various power applications.
2. Low Quiescent Current: Enhances battery life in portable devices.
3. Fast Turn-On and Turn-Off: Reduces power loss and improves transient response.
4. Overvoltage and Undervoltage Protection: Enhances reliability and safety.
5. Thermal Shutdown: Protects the circuit by turning off the MOSFET when overheated.
Typical applications for the LTC4359 include power OR-ing in redundant power supplies, automotive battery isolation, and solar power systems. Its compact design and efficient operation make it a versatile choice for managing power flow and protecting against faults in various electronic systems.
Equivalent
The LTC4359HDCB#TRPBF is a low quiescent current ideal diode controller. Equivalent products might include:
1. MAX40203 - from Maxim Integrated, offering similar ideal diode functionality.
2. TPS2410 - from Texas Instruments, a full-featured ideal diode controller.
3. NCP4305 - from ON Semiconductor, which serves as a similar controller for high-efficiency applications.
Always check specific datasheets to ensure feature compatibility with your application.
1. MAX40203 - from Maxim Integrated, offering similar ideal diode functionality.
2. TPS2410 - from Texas Instruments, a full-featured ideal diode controller.
3. NCP4305 - from ON Semiconductor, which serves as a similar controller for high-efficiency applications.
Always check specific datasheets to ensure feature compatibility with your application.
Features
The LTC4359HDCB#TRPBF is a high-performance ideal diode controller designed to enhance power supply reliability and efficiency. Key features include:
1. Low Voltage Drop: It reduces forward voltage drop across the MOSFET, minimizing power loss and heat generation.
2. Wide Operating Range: The device supports a supply voltage range from 4V to 80V, making it versatile for various applications.
3. Fast Turn-On/Off: It provides rapid response to input voltage changes, ensuring quick turn-on and turn-off to protect against reverse current.
4. Reverse Voltage Protection: The controller prevents reverse current flow, safeguarding downstream components.
5. MOSFET Compatibility: It works with N-channel MOSFETs to replace Schottky diodes in high power applications.
6. Small Footprint: Available in a compact package, it is suitable for space-constrained designs.
7. Thermal Efficiency: Enhances thermal management with reduced power dissipation.
8. Automotive and Industrial Applications: Ideal for use in sectors requiring robust performance under harsh conditions.
These features make the LTC4359HDCB#TRPBF suitable for improving efficiency and reliability in power supply systems.
1. Low Voltage Drop: It reduces forward voltage drop across the MOSFET, minimizing power loss and heat generation.
2. Wide Operating Range: The device supports a supply voltage range from 4V to 80V, making it versatile for various applications.
3. Fast Turn-On/Off: It provides rapid response to input voltage changes, ensuring quick turn-on and turn-off to protect against reverse current.
4. Reverse Voltage Protection: The controller prevents reverse current flow, safeguarding downstream components.
5. MOSFET Compatibility: It works with N-channel MOSFETs to replace Schottky diodes in high power applications.
6. Small Footprint: Available in a compact package, it is suitable for space-constrained designs.
7. Thermal Efficiency: Enhances thermal management with reduced power dissipation.
8. Automotive and Industrial Applications: Ideal for use in sectors requiring robust performance under harsh conditions.
These features make the LTC4359HDCB#TRPBF suitable for improving efficiency and reliability in power supply systems.
Pinout
The LTC4359HDCB#TRPBF is an ideal diode controller designed to replace a power path diode with a low-loss N-channel MOSFET to reduce forward voltage drop and power dissipation. It is typically used in applications requiring efficient forward voltage control like battery backup or ORing applications.
The LTC4359 is offered in a 6-pin package. Here is a brief overview of its pin functions:
1. GATE: Drives the gate of the external N-channel MOSFET.
2. SENSE: Connects to the source of the external MOSFET and monitors the voltage to regulate the gate drive.
3. OUT: Connects to the load side, where the regulated output voltage appears.
4. IN: Connects to the power supply and serves as the input voltage source.
5. VSS: Ground reference for the device.
6. SHDN: An active-low shutdown pin that can be used to disable the device.
These pins together allow the LTC4359 to efficiently control the forward voltage drop across the external MOSFET, improving power efficiency in power path applications.
The LTC4359 is offered in a 6-pin package. Here is a brief overview of its pin functions:
1. GATE: Drives the gate of the external N-channel MOSFET.
2. SENSE: Connects to the source of the external MOSFET and monitors the voltage to regulate the gate drive.
3. OUT: Connects to the load side, where the regulated output voltage appears.
4. IN: Connects to the power supply and serves as the input voltage source.
5. VSS: Ground reference for the device.
6. SHDN: An active-low shutdown pin that can be used to disable the device.
These pins together allow the LTC4359 to efficiently control the forward voltage drop across the external MOSFET, improving power efficiency in power path applications.
Manufacturer
The LTC4359HDCB#TRPBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in designing and manufacturing a wide range of integrated circuits, including analog, mixed-signal, and digital signal processing (DSP) ICs. The company serves various industries, such as communications, healthcare, automotive, industrial, and consumer electronics. Analog Devices is known for its innovative solutions in signal processing and power management, offering high-performance products that are used in a broad array of applications.
Application
The LTC4359HDCB#TRPBF is a high-performance ideal diode controller used in various applications to ensure efficient power management and protection. Its primary application areas include:
1. Redundant power supplies, where it ensures seamless transition and sharing between multiple power sources.
2. ORing power supplies, commonly used in telecommunications and data centers to enhance reliability.
3. Automotive systems, for providing reverse battery protection and efficient power usage.
4. Battery-powered devices, to prevent battery discharge and extend battery life.
5. Solar power systems, where it helps in maximum power point tracking and preventing reverse current flow.
Overall, it is used in systems requiring robust protection and efficient power flow management.
1. Redundant power supplies, where it ensures seamless transition and sharing between multiple power sources.
2. ORing power supplies, commonly used in telecommunications and data centers to enhance reliability.
3. Automotive systems, for providing reverse battery protection and efficient power usage.
4. Battery-powered devices, to prevent battery discharge and extend battery life.
5. Solar power systems, where it helps in maximum power point tracking and preventing reverse current flow.
Overall, it is used in systems requiring robust protection and efficient power flow management.
Package
The package type for the LTC4359HDCB#TRPBF is a 10-lead (3mm x 2mm) DFN (Dual Flat No-Lead) package. This type of package is designed for surface mounting and provides a compact and efficient footprint for electronic applications.
