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MIC2544-1YMM
+BOMIC PWR SWITCH N-CHAN 1:1 8MSOP
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Nhà sản xuấtCông nghệ Microchip
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Ông. Phần #MIC2544-1YMM
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Có sẵn5568
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| PartStatus | Active |
| SwitchType | USB Switch |
| NumberofOutputs | 1 |
| Ratio-Input:Output | 1:1 |
| OutputConfiguration | High Side |
| OutputType | N-Channel |
| Interface | On/Off |
| Voltage-Load | 2.7V ~ 5.5V |
| Voltage-Supply(Vcc/Vdd) | Not Required |
| Current-Output(Max) | 1.5A |
| RdsOn(Typ) | 80mOhm |
| InputType | Non-Inverting |
| Features | Status Flag |
| FaultProtection | Current Limiting (Adjustable), Over Temperature |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| SupplierDevicePackage | 8-MSOP |
| Package/Case | 8-TSSOP, 8-MSOP (0.118", 3.00mm Width) |
| BaseProductNumber | MIC2544 |
Tổng quan
Description
The MIC2544-1YMM is a power distribution switch designed for use in USB and other hot-swap applications. It integrates a low-resistance MOSFET switch with current limiting, short-circuit protection, and thermal shutdown features to ensure safe and reliable operation. The device supports a wide input voltage range and can handle continuous current loads, making it suitable for use in various electronic devices and systems.
Key features of the MIC2544-1YMM include:
1. Current Limiting: It protects connected devices from overcurrent conditions.
2. Thermal Shutdown: This feature prevents damage from overheating by turning off the switch if temperatures exceed safe levels.
3. Fault Blanking: It minimizes nuisance tripping and false alarms during transient conditions.
4. Undervoltage Lockout (UVLO): This ensures the device only powers up when the input voltage is above a certain threshold.
5. Enable Pin: Provides manual control to turn the switch on or off.
Its compact design and robust protection features make the MIC2544-1YMM ideal for applications requiring efficient and reliable power management.
Key features of the MIC2544-1YMM include:
1. Current Limiting: It protects connected devices from overcurrent conditions.
2. Thermal Shutdown: This feature prevents damage from overheating by turning off the switch if temperatures exceed safe levels.
3. Fault Blanking: It minimizes nuisance tripping and false alarms during transient conditions.
4. Undervoltage Lockout (UVLO): This ensures the device only powers up when the input voltage is above a certain threshold.
5. Enable Pin: Provides manual control to turn the switch on or off.
Its compact design and robust protection features make the MIC2544-1YMM ideal for applications requiring efficient and reliable power management.
Equivalent
The MIC2544-1YMM is a power distribution switch. Equivalent products include:
1. Texas Instruments TPS2041.
2. ON Semiconductor NCP380.
3. Maxim Integrated MAX4995.
4. Diodes Incorporated AP2145.
5. STMicroelectronics STMPS2141.
These alternatives provide similar functionalities like current limiting, thermal shutdown, and overcurrent protection. Always verify the datasheet for exact specifications and pin compatibility before making replacements.
1. Texas Instruments TPS2041.
2. ON Semiconductor NCP380.
3. Maxim Integrated MAX4995.
4. Diodes Incorporated AP2145.
5. STMicroelectronics STMPS2141.
These alternatives provide similar functionalities like current limiting, thermal shutdown, and overcurrent protection. Always verify the datasheet for exact specifications and pin compatibility before making replacements.
Features
The MIC2544-1YMM is a power distribution switch designed for USB applications. It features an integrated 85mΩ power MOSFET and is capable of handling continuous current up to 2A. The device offers current limiting and short-circuit protection, making it suitable for protecting USB ports and connected peripherals. It operates over a wide input voltage range from 2.7V to 5.5V, making it compatible with both USB and other low-voltage power distribution systems.
The MIC2544-1YMM includes features such as thermal shutdown to prevent overheating, under-voltage lockout to ensure proper operation, and reverse current blocking to protect connected devices. It has an active-high enable pin for easy control and can be put into a low-power shutdown mode to conserve energy. The device is packaged in a compact 8-pin MSOP package, which is suitable for space-constrained applications. Additionally, it has a fault indicator output that alerts to overcurrent or thermal shutdown events, enhancing its reliability in safeguarding applications.
The MIC2544-1YMM includes features such as thermal shutdown to prevent overheating, under-voltage lockout to ensure proper operation, and reverse current blocking to protect connected devices. It has an active-high enable pin for easy control and can be put into a low-power shutdown mode to conserve energy. The device is packaged in a compact 8-pin MSOP package, which is suitable for space-constrained applications. Additionally, it has a fault indicator output that alerts to overcurrent or thermal shutdown events, enhancing its reliability in safeguarding applications.
Pinout
The MIC2544-1YMM is a power distribution switch with a pin count of 8. It is used for managing power delivery in applications requiring current limiting and protection for USB ports and other peripheral interfaces. The device integrates an over-current, over-temperature, and short-circuit protection mechanism, making it ideal for hot-swap and power distribution applications. The switch is typically used to enable or disable power to a load, providing controlled power-up and protection against faults.
Here is a brief overview of its pin functions:
1. IN - Power input; connect to the source voltage.
2. OUT - Power output; connect to the load.
3. GND - Ground; common return path for power and signal.
4. EN - Enable pin; controls the state of the switch.
5. FLG - Fault indicator; open-drain output that signals an over-current or fault condition.
6. ILIM - Current limit adjustment; setting for current threshold.
7. NC - No connection; unused pin.
8. NC - No connection; unused pin.
This configuration aids in implementing reliable and efficient power management in electronic systems.
Here is a brief overview of its pin functions:
1. IN - Power input; connect to the source voltage.
2. OUT - Power output; connect to the load.
3. GND - Ground; common return path for power and signal.
4. EN - Enable pin; controls the state of the switch.
5. FLG - Fault indicator; open-drain output that signals an over-current or fault condition.
6. ILIM - Current limit adjustment; setting for current threshold.
7. NC - No connection; unused pin.
8. NC - No connection; unused pin.
This configuration aids in implementing reliable and efficient power management in electronic systems.
Manufacturer
The MIC2544-1YMM is manufactured by Microchip Technology Inc. Microchip Technology is a publicly traded company that specializes in producing microcontroller, mixed-signal, analog, and Flash-IP integrated circuits. They serve a diverse range of sectors, including automotive, industrial, consumer electronics, and telecommunications. The company is known for its focus on providing low-risk product development, lower total system cost, and faster time to market for thousands of diverse customer applications worldwide.
Application
The MIC2544-1YMM is an integrated power switch designed for high-side load switching applications. Its application areas include USB port protection, hot-swap power management, and power distribution in computers and peripherals. It is suitable for use in networking equipment, consumer electronics, and industrial automation systems where controlled power delivery and over-current protection are needed. The device offers features like current limiting, thermal shutdown, and under-voltage lockout, making it ideal for environments that require reliable circuit protection and efficient power management.
Package
The MIC2544-1YMM is packaged in an 8-pin MSOP (Micro Small Outline Package).
