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LTC4211IMS
+StücklisteIC CONTROLLER HOT SWAP 10-MSOP
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HerstellerAnalog Devices Inc.
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Herstellerteil #LTC4211IMS
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Datenblatt LTC4211IMS DataSheet
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Auf Lager6433
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Spezifikationen
| Attribut | Wert |
| Part Status | Obsolete |
| Base Product Number | LTC4211 |
| Type | Hot Swap Controller |
| Number of Channels | 1 |
| Internal Switch(s) | No |
| Applications | General Purpose |
| Programmable Features | Auto Retry, Circuit Breaker, Current Limit, Fault Timeout, Latched Fault, OVP, UVLO |
| Voltage - Supply | 2.5V ~ 16.5V |
| Operating Temperature | -40°C ~ 85°C |
| Current - Supply | 1 mA |
| Mounting Type | Surface Mount |
| Package | 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) |
| Supplier Device Package | 10-MSOP |
| Packaging | Tube |
Übersicht
Description
Key features of the LTC4211IMS include:
1. Inrush Current Limiting: It controls the rate of voltage rise across the load, preventing excessive current that can damage components.
2. Overcurrent Protection: Provides protection by disconnecting the load if it experiences a sustained overcurrent condition.
3. Fault Detection: Monitors for faults and can signal a fault condition to the system, allowing for corrective actions.
4. Undervoltage and Overvoltage Lockout: Ensures that the device operates only when the supply voltage is within a specified range, enhancing safety and reliability.
5. Compact Package: Available in a small MSOP package, making it suitable for space-constrained applications.
Overall, the LTC4211IMS is an effective solution for managing power surges and enhancing system reliability.
Equivalent
1. TPS2420 from Texas Instruments
2. ADM1177 from Analog Devices
3. MAX5933 from Maxim Integrated
4. MIC2593 from Microchip Technology
These alternatives offer similar functionalities, such as current limiting, load protection, and fault indication. However, always check specific datasheets for compatibility in your application.
Features
1. Wide Input Voltage Range: It supports a range from 2.7V to 16.5V, making it versatile for various applications.
2. Fault Protection: The device provides overcurrent and short-circuit protection, ensuring safe operation by controlling the inrush current and protecting against faults.
3. Programmable Current Limit and Timer: It allows users to set the desired current limit and time duration for fault conditions, enabling customization for specific applications.
4. Soft Start: This feature prevents high inrush current during power-up by gradually ramping up the output voltage.
5. Automatic Retry or Latch-off: The controller can be configured to either automatically retry powering up after a fault or latch off until manually reset.
6. Power Good Output: It includes an indicator for monitoring the power status, enabling easy integration into system-level monitoring.
7. Compact Package: The LTC4211IMS is offered in a compact MSOP package, allowing for space-efficient designs.
These features make the LTC4211IMS ideal for applications that require reliable power management and protection in compact form factors.
Pinout
Here are the functions associated with its pins:
1. VDD: Power supply voltage input.
2. SENSE+: Connects to the positive side of the sense resistor to monitor current.
3. SENSE-: Connects to the negative side of the sense resistor.
4. GATE: Drives the gate of an external N-channel MOSFET.
5. SOURCE: Connects to the source of the external N-channel MOSFET.
6. TIMER: Sets the timing for fault detection and retry.
7. FAULT: An open-drain output that signals a fault condition.
8. FB (Feedback): Monitors the output voltage.
9. OVERCURRENT: Programs the overcurrent threshold.
10. SHDN (Shutdown): Allows the user to enable or disable the device.
These pins collectively allow the LTC4211IMS to manage current inrush, protect against overcurrent conditions, and ensure safe operation during hot-swapping events.