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MIC2546-1YM
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Product Detailed Parameters
- Description：IC PWR SWITCH N-CHAN 1:1 16SOIC
- Series：-
- Mfr：Microchip Technology
- Package：Tube
- Switch Type：USB Switch
- Number of Outputs：2
- Ratio - Input:Output：1:01
- Output Configuration：High Side
- Output Type：N-Channel
- Interface：On/Off
- Voltage - Load：2.7V ~ 5.5V
- Voltage - Supply (Vcc/Vdd)：Not Required
- Current - Output (Max)：1.5A
- Rds On (Typ)：80mOhm
- Input Type：Non-Inverting
- Features：Status Flag
- Fault Protection：Current Limiting (Adjustable), Over Temperature, Reverse Current
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：16-SOIC
- Package / Case：16-SOIC (0.154", 3.90mm Width)
- Grade：-
- Qualification：-
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Overview
The MIC2546-1YM is a dual programmable current limit single high-side switch manufactured by Microchip Technology. It features two independent outputs with a maximum output current of 1.5 A per channel. The device operates within a supply voltage range of 2.7 V to 5.5 V and supports an operating temperature range from -40°C to +85°C. It is housed in a 16-pin SOIC package.
Feature Summary
- Dual independent high-side power switches with programmable current limiting for precise load protection
- Integrated ACPI interface support for system management and control
- High-side topology suitable for USB power distribution applications
Applications
- USB power distribution hubs
- Peripheral power switching
- System load protection circuits
Procurement Notes
Verify the specific suffix 'YM' corresponds to the 16-pin SOIC package variant when sourcing. Confirm that the component meets RoHS compliance requirements as indicated in official documentation. Ensure the ordering part number matches the exact pin count and thermal characteristics required for the target PCB layout.
Selection Notes
Select this component for designs requiring dual-channel high-side switching with adjustable current limits. The 1.5 A rating suits moderate load applications, while the wide input voltage range accommodates various logic levels. Consider the 16-pin SOIC footprint constraints during schematic capture and ensure adequate thermal dissipation for the chosen operating conditions.
Part Context
This part belongs to the MIC2546 series of power distribution switches. It provides integrated protection features typically found in USB hub controllers. The device simplifies board design by combining switching and protection functions into a single compact package, reducing component count compared to discrete solutions.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing circuitry before considering alternative manufacturers or pin-compatible devices.
