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LTC4365IDDB
+BOMIC POWER MANAGEMENT
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ManufacturerAnalog Devices Inc.
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Mfr. Part #LTC4365IDDB
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In Stock6695
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Specifications
| Attribute | Value |
| PartStatus | Obsolete |
| BaseProductNumber | LTC4365 |
| Applications | Overvoltage, Undervoltage Protection |
| Current-Supply | 125µA |
| Voltage-Supply | 2.5V ~ 34V |
| OperatingTemperature | -40°C ~ 85°C |
| MountingType | Surface Mount |
| Package | 8-WFDFN Exposed Pad |
| SupplierDevicePackage | 8-DFN (3x2) |
| Packaging | Tube |
Overview
Description
Key features of the LTC4365IDDB include an adjustable undervoltage lockout, overvoltage protection, reverse polarity protection, and a programmable fault timer. It also offers a gate driver to control an external N-channel MOSFET, which helps in smooth turn-on and turn-off of the power source without causing large inrush currents.
The device is provided in a compact 8-lead DFN or MSOP package, making it suitable for space-constrained applications in automotive, industrial, and telecommunications systems. Its flexible design and robust protection features make it a valuable component for enhancing system reliability and longevity.
Equivalent
Features
1. Wide Operating Range: The IC operates over a wide input voltage range, typically from 4V to 80V, making it suitable for a variety of applications.
2. Surge and Overvoltage Protection: It effectively clamps overvoltage transients, protecting downstream components from damage.
3. Undervoltage Lockout: The device includes an adjustable undervoltage lockout feature to prevent operation below a set voltage.
4. Current Limiting: The LTC4365IDDB can limit the inrush current during startup and overcurrent conditions, enhancing system reliability.
5. Shutdown Mode: It offers a low-current shutdown mode for power-saving during inactive periods.
6. Compact Package: The device is housed in a compact 10-lead DFN package, facilitating ease of integration into space-constrained designs.
7. Thermal Shutdown: It includes thermal protection to prevent damage from overheating.
These features make the LTC4365IDDB ideal for automotive, industrial, and telecom applications where robust protection against voltage anomalies is crucial.
Pinout
Here are the pin functions for the LTC4365IDDB:
1. GATE: Controls the gate of an external N-channel MOSFET.
2. OUT: Senses the output voltage.
3. FB: Feedback input to set undervoltage and overvoltage thresholds.
4. SHDN: Shutdown control; active low.
5. GND: Ground reference for the device.
6. VCC: Positive supply voltage input.
7. OV: Overvoltage threshold input.
8. UV: Undervoltage threshold input.
9. TIMER: Sets the delay for fault recovery.
10. IN: Senses the input voltage.
These pins are configured to ensure the device can effectively monitor and manage power supply conditions, providing robust protection for electronic systems.
Manufacturer
Application
1. Automotive Electronics: Protects against load dump and automotive transients.
2. Industrial Systems: Safeguards equipment from overvoltage and surges in harsh environments.
3. Telecommunications: Ensures stable power supply by mitigating transients and overvoltage conditions.
4. Consumer Electronics: Provides protection for sensitive electronic devices from power spikes.
5. Battery-Powered Devices: Prevents battery overvoltage and ensures safe operation.
Its ability to limit voltage and current makes it suitable for any system requiring precise power management and protection.