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LTC4359HMS8
+Lista de MateriaisIC OR CTRLR N+1 8MSOP
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FabricanteAnalog Devices Inc.
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Peça do Fabricante #LTC4359HMS8
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Pacote MSOP-8
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Em Estoque2548
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Especificações
| Atributo | Valor |
| Package / Case | Tube |
| Part Status | Active |
| Type | N+1 ORing Controller |
| FET Type | N-Channel |
| Ratio - Input: Output | N:1 |
| Internal Switch(s) | No |
| Delay Time - ON | 200 µs |
| Delay Time - OFF | 300 ns |
| Current - Output (Max) | 220µA |
| Supply Current | 150 µA |
| Voltage - Supply | 4V ~ 80V |
| Applications | Automotive, Redundant Power Supplies, Telecom Infrastructure |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features of the LTC4359 include an ability to prevent reverse current, ensuring current flows in the desired direction, and a low quiescent current, which conserves power during operation. It also offers protection against overvoltage and undervoltage conditions, enhancing system reliability. The LTC4359 is typically housed in an MSOP-8 package, offering a compact footprint for space-constrained designs. Additionally, it supports a fast turn-off feature, which helps in minimizing power loss and enhancing transient response. Overall, the LTC4359HMS8 is an efficient solution for enhancing power path performance while minimizing energy loss.
Equivalent
Features
1. Operating Voltage: It operates within a wide voltage range, typically from 4V to 80V, making it versatile for various applications.
2. Reverse Current Blocking: The device prevents reverse current, protecting the power source when multiple supplies are paralleled.
3. Low Quiescent Current: It features low quiescent current, which enhances efficiency, especially in battery-operated systems.
4. Fault Protection: The LTC4359HMS8 includes mechanisms for fault protection, helping to prevent damage in abnormal conditions.
5. N-Channel MOSFET Drive: It drives an N-channel MOSFET to achieve low on-resistance, further improving efficiency.
6. Compact Package: Available in a compact MSOP-8 package, it is suitable for space-constrained applications.
7. Easy Implementation: The device is designed for easy and straightforward implementation in circuit designs.
These features make the LTC4359HMS8 ideal for applications requiring efficient power sharing, protection, and reliability in power management systems.
Pinout
1. VCC (Pin 1): Power supply input.
2. OUT (Pin 2): Output pin connected to the power MOSFET source.
3. SENSE (Pin 3): Input for sensing the voltage across the MOSFET.
4. SHDN (Pin 4): Shutdown control input.
5. GND (Pin 5): Ground reference.
6. IN (Pin 6): Input pin connected to the power MOSFET drain.
7. DGATE (Pin 7): Drives the gate of the external N-channel MOSFET.
8. STATUS (Pin 8): Provides a status output that indicates when the MOSFET is conducting.
These pin functions allow the LTC4359HMS8 to efficiently control the external MOSFET, minimizing forward voltage drop and power loss in the system.
Manufacturer
Application
1. Redundant Power Supplies: Ensures seamless switching between power sources for uninterrupted power delivery.
2. High-Availability Systems: Utilized in servers and telecommunications equipment to enhance system reliability.
3. ORing Diodes: Replaces ORing diodes in power distribution systems to reduce power loss and heat dissipation.
4. Solar Power Systems: Manages power transfer and maximizes efficiency in photovoltaic setups.
5. Battery Backup Systems: Ensures efficient battery charging and discharging, particularly in UPS and energy storage systems.
Its low power dissipation and compact size make it ideal for use in space-constrained and heat-sensitive environments.