Allicdata Part #: | LT1640ALCN8#PBF-ND |
Manufacturer Part#: |
LT1640ALCN8#PBF |
Price: | $ 1.45 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Linear Technology/Analog Devices |
Short Description: | IC CONTRLR HOTSWAP NEGVOLT 8-DIP |
More Detail: | Hot Swap Controller 1 Channel -48V 8-PDIP |
DataSheet: | LT1640ALCN8#PBF Datasheet/PDF |
Quantity: | 1000 |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
350 +: | $ 1.31733 |
Programmable Features: | Circuit Breaker, Fault Timeout, OVP, UVLO |
Base Part Number: | LT1640 |
Feature Pins: | DRAIN, /PWRGD, OV, UV |
Supplier Device Package: | 8-PDIP |
Package / Case: | 8-DIP (0.300", 7.62mm) |
Mounting Type: | Through Hole |
Current - Supply: | 1.3mA |
Operating Temperature: | 0°C ~ 70°C |
Current - Output (Max): | -- |
Voltage - Supply: | -80 V ~ -10 V |
Series: | -- |
Features: | Auto Retry |
Applications: | -48V |
Internal Switch(s): | No |
Number of Channels: | 1 |
Type: | Hot Swap Controller |
Moisture Sensitivity Level (MSL): | -- |
Part Status: | Active |
Lead Free Status / RoHS Status: | -- |
Packaging: | Tube |
Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us: sales@allicdata.com
LT1640ALCN8#PBF Hot Swap Controllers: Application Field and Working Principle
LT1640ALCN8#PBF features a monolithic hot-swap power controller in an 8-pin plastic DFN package. This controller includes pre-charged output voltage control, over-temperature protection, controlled power-up, power-down and fault handling under short circuit or over-voltage conditions. It also supplies current-limit response and current-balancing control to reduce over-temperature failures and system failures due to mismatched load currents. This hot-swap controller provides both system-level protection and cost-effective power control when used with a secondary controller in high-current applications.
The primary purpose of a hot swap controller is to safely control power delivery to a load, particularly on bus-powered applications. These controllers handle the power sequencing for hot-swap applications in which control of power sequencing will reduce the risk of hardware damage due to over-voltage and/or inrush current during power-up. Hot swap controllers are commonly used in ASICs, MCUs, FPGAs, low-power I/O devices or other devices that require an external power supply. They are also used in circuit boards with multiple power rails, when board power control is required, and in many cases, they are used as a manual switchable power supply for low-power applications.
Working Principle
The working principle of a hot swap controller is based on the ability of a semiconductor switching device, such as a MOSFET or bipolar transistor ( BJT), to efficiently switch current and power. The controller monitors various conditions such as temperature, voltage and current, and then use a "Virtual Remote On/Off" signal to control power switching. The power is then regulated by the controller according to user-defined parameters such as input range and output range. The controller works by regulating the gate voltage of the switching device to control when it triggers, in order to control the flow of current and the power used. In this way, the controller is able to guarantee the safety of the load while under hot swap conditions.
In order to meet the demands of hot swappable systems, the hot swap controller should support a wide range of conditions including temperature, over-voltage, under-voltage, current limits, and voltage precision. In addition, the controller must also be evolved and updated in order to support changing user defined parameters. A good hot swap controller should also be easy to integrate and customize to any application. The LT1640ALCN8#PBF hot swap controller is designed to address this wide range of application requirements, offering an excellent set of features for optimal and reliable hot swap power control.
Application Fields
The LT1640ALCN8#PBF hot swap controllers are ideal for applications that require controlling power, particularly in hot-swap scenarios. Such applications include:
- Data centers
- Servers
- Processors
- FPGAs and ASICs
- Switches and routers
- Optical communication devices
- Communication systems
- Consumer electronics
The LT1640ALCN8#PBF hot swap controllers also offer protection against over temperature, over-voltage, under-voltage, fault conditions and other user defined safety parameters. This feature makes these controllers suitable for industrial and process control applications. Additionally, these controllers enable full control of power sequencing in single power rail applications, wherein several loads have to be powered up or down sequentially.
In conclusion, the LT1640ALCN8#PBF hot swap controllers provide an efficient and cost-effective solution for high-current applications requiring precise voltage regulation and reliable protection against power-up, power-down and fault conditions. These controllers employ a sophisticated power sequencing algorithm that enables reliable and safe operation in applications that demand precise and bottom-line control. The controller can be easily customized and integrated into a wide range of applications, from low-powered consumer electronics to server applications. The LT1640ALCN8#PBF hot-swap controller is the perfect choice when selecting a hot-swap controller.
The specific data is subject to PDF, and the above content is for reference
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