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LTC4354CS8#PBF
+BOMIC OR CTRLR SRC SELECT 8SOIC
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ManufacturerAnalog Devices Inc.
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Mfr. Part #LTC4354CS8#PBF
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Datasheet LTC4354CS8#PBF DataSheet
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In Stock115
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Specifications
| Attribute | Value |
| PartStatus | Active |
| Type | Source Selector Switch |
| FETType | N-Channel |
| Ratio-Input:Output | 2:1 |
| InternalSwitch(s) | No |
| DelayTime-OFF | 700 ns |
| Current-Supply | 1.2 mA |
| Voltage-Supply | -48V |
| Applications | -48V Dist Power Systems, AdvancedTCA® Systems |
| OperatingTemperature | 0°C ~ 70°C |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154", 3.90mm Width) |
| SupplierDevicePackage | 8-SO |
| BaseProductNumber | LTC4354 |
Overview
Description
Key specifications include a maximum operating voltage of 60V, a low on-resistance for minimal power loss, and integrated reverse current protection to prevent back-feeding. The LTC4354 also provides fast transient response and allows for programmable overvoltage and undervoltage protection to safeguard connected circuits.
Its compact 8-lead MSOP package makes it suitable for space-constrained designs. The LTC4354 is commonly used in applications like solar power systems, automotive power management, and portable electronics where reliable power management is crucial. Overall, it is a versatile solution for efficient and safe power path management.
Equivalent
Features
1. Voltage Range: Operates with an input voltage range from 2.9V to 36V.
2. Fault Protection: Provides protection against overcurrent and reverse current conditions, enhancing system reliability.
3. Adjustable Current Limit: Features an adjustable current limit for flexible operation according to application needs.
4. Controlled Turn-On: Implements a controlled turn-on to minimize inrush current, protecting downstream components.
5. Fast Transient Response: Offers a fast transient response for quick recovery during load changes.
6. MOSFET Gate Drivers: Capable of directly driving external N-channel MOSFETs for optimal performance.
7. Thermal Shutdown: Includes thermal shutdown protection to prevent damage under overheating conditions.
8. Compact Package: Comes in an 8-lead SOIC package, suitable for space-constrained designs.
These features make the LTC4354 ideal for applications like telecom, industrial, and automotive systems where reliable power management is critical.
Pinout
1. VIN: Input supply voltage.
2. GND: Ground reference.
3. VOUT: Output voltage connection.
4. ISENSE: Current sense input for monitoring load current.
5. ILIM: Current limit set.
6. COMP: Compensation pin for stability.
7. EN: Enable pin to control the operation.
8. FAULT: Fault indication output.
The LTC4354 monitors input voltage and load conditions, enabling smooth load sharing between multiple power sources while protecting against over-voltage conditions. Its compact design and integrated features make it suitable for power management in various applications.
Manufacturer
The LTC4354 is a specialized IC designed for high-voltage load-sharing and voltage tracking, making it suitable for power management applications. Analog Devices focuses on innovation and engineering excellence, providing products that enhance performance and reliability in electronic systems. The company operates globally, catering to diverse markets and collaborating with other technology leaders to develop advanced solutions that meet the evolving needs of consumers and industries.
Application
1. Hot Swap Controllers: Protects sensitive components by controlling the inrush current during board insertion or removal.
2. Power Distribution: Distributes power efficiently in systems with multiple power sources.
3. Telecommunications: Ensures reliable operation of communication equipment by managing power supply connections.
4. Industrial Automation: Used in machinery and control systems to safeguard against power faults.
5. Consumer Electronics: Enhances reliability in devices requiring power management during start-up.
Its features support safe operation and improve system reliability across these applications.