| Allicdata Part #: | ISL61862DIRZ-ND |
| Manufacturer Part#: |
ISL61862DIRZ |
| Price: | $ 1.76 |
| Product Category: | Integrated Circuits (ICs) |
| Manufacturer: | Intersil |
| Short Description: | IC USB PWR CTRLR 3A 8DFN |
| More Detail: | Hot Swap Controller 2 Channel USB 8-DFN (3x3) |
| DataSheet: |  ISL61862DIRZ Datasheet/PDF |
| Quantity: | 1064 |
| Moisture Sensitivity Level (MSL): | 2 (1 Year) |
| Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
| 1 +: | $ 1.60020 |
| 10 +: | $ 1.43577 |
| 100 +: | $ 1.15403 |
| 500 +: | $ 0.94815 |
| 1000 +: | $ 0.78561 |
Specifications
| Programmable Features: | -- |
| Base Part Number: | ISL6186 |
| Feature Pins: | EN1, /FLT |
| Supplier Device Package: | 8-DFN (3x3) |
| Package / Case: | 8-VDFN Exposed Pad |
| Mounting Type: | Surface Mount |
| Current - Supply: | 57µA |
| Operating Temperature: | -40°C ~ 85°C |
| Current - Output (Max): | 3A |
| Voltage - Supply: | 2.5 V ~ 5.5 V |
| Series: | -- |
| Features: | Auto Retry, Fault Timeout, Thermal Limit, Turn On Voltage, UVLO |
| Applications: | USB |
| Internal Switch(s): | Yes |
| Number of Channels: | 2 |
| Type: | Hot Swap Controller |
| Moisture Sensitivity Level (MSL): | -- |
| Part Status: | Active |
| Lead Free Status / RoHS Status: | -- |
| Packaging: | Tube |
Description
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Introduction
The ISL61862DIRZ is a hot swap controller specifically designed for applications in which low-power, hot swap, N-Channel MOSFET control is required. The device features an integrated power management unit (PMU) with multiple levels of protection such as overcurrent, over-voltage, under-voltage and brownout protection. The device also provides integrated current-limit protection, while allowing the user to set the desired current max limits. Additionally, the device includes an integrated soft start mechanism to reduce the turn-on surge of the hot swap MOSFET.
Application Field
The ISL61862DIRZ is typically used for hot swap applications such as DC/DC converters, power supplies and battery back-ups, which require low power. It is also used in applications where low current hot swap protection is needed, such as automotive and industrial applications. The device offers integrated power management with multiple levels of protection, so it is ideal for applications where high levels of system protection are needed.
Operating Principle
The operating principle of the ISL61862DIRZ is relatively simple. The device monitors the input voltage and current levels and controls a N-Channel MOSFET gate to regulate the flow of power to the application. When the input voltage is within the specified range, the controller will switch the MOSFET gate on and allow current to flow to the application. If the input voltage or current levels exceed the set limits, the device will immediately switch off the MOSFET gate, thus providing over-current, over-voltage and under-voltage protection.
The device also features a soft-start mechanism to reduce the surge of current when the MOSFET is first switched on. This mechanism limits the rate at which the voltage and current rise by slowly ramping up the MOSFET gate voltage. This prevents large current surges that could potentially damage the system.
Finally, the ISL61862DIRZ also includes a brownout protection circuit that prevents the system from being powered down during a brownout event. The device will detect a low input voltage and switch off the MOSFET gate before the system is damaged.
Conclusion
The ISL61862DIRZ hot swap controller is ideal for low power applications such as DC/DC converters, power supplies and battery back-ups. The device provides integrated power management with multiple levels of system protection such as over-current, over-voltage, under-voltage and brownout protection. The device also includes a soft start mechanism to reduce the surge of current when the MOSFET is switched on. This makes the ISL61862DIRZ an ideal device for applications where high levels of system protection are needed.
The specific data is subject to PDF, and the above content is for reference
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