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Product Detailed Parameters
- Description:IC PWR SWITCH N-CHAN 3:4 24TSSOP
- Series:-
- Mfr:Microchip Technology
- Package:Tape & Reel (TR)
- Switch Type:PCMCIA Switch
- Number of Outputs:4
- Ratio - Input:Output:3:04
- Output Configuration:High Side
- Output Type:N-Channel
- Interface:Serial
- Voltage - Load:3.3V, 5V, 12V
- Voltage - Supply (Vcc/Vdd):-
- Current - Output (Max):120mA
- Rds On (Typ):1.3Ohm
- Input Type:Non-Inverting
- Features:Status Flag
- Fault Protection:Current Limiting (Fixed), Over Temperature
- Operating Temperature:-40°C ~ 85°C (TA)
- Mounting Type:Surface Mount
- Supplier Device Package:24-TSSOP
- Package / Case:24-TSSOP (0.173", 4.40mm Width)
- Grade:-
- Qualification:-
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Overview
The MIC2564A-0YTS-TR is a power switch matrix designed for PCMCIA and CardBus applications, manufactured by Microchip Technology. It features dual high-side switches with serial interface control in a 24-TSSOP package. The device supports load voltages of 3.3V, 5V, and 12V, operating within a temperature range of -40°C to +85°C. Key electrical characteristics include a maximum output current of 120mA and a typical on-resistance of 1.3 ohms. It integrates fixed current limiting and overtemperature protection.
Feature Summary
- Dual high-side power switches controlled via a serial data interface
- Integrated fault protection including fixed current limit and overtemperature shutdown
- Designed specifically for managing VCC and VPP voltages in PC Card slots
Applications
- PCMCIA card slot power management
- CardBus application load driving
- Portable electronic device power distribution
Procurement Notes
Verify component authenticity through authorized Microchip distributors or certified partners. Confirm the specific suffix matches project requirements. Check for recent Product Change Notifications regarding manufacturing site updates. Ensure storage conditions comply with moisture sensitivity level specifications to prevent package damage during assembly.
Selection Notes
Select this component when a serial-controlled dual high-side switch is required for legacy PCMCIA or CardBus interfaces. Consider the 120mA output capability and 1.3 ohm on-resistance against load requirements. Evaluate the 24-TSSOP footprint for PCB layout constraints. Note that alternative packages may be available if surface mount limitations exist.
Part Context
This part belongs to the MIC2564 family of sophisticated power switching matrices. It is engineered to manage multiple voltage rails for portable computing peripherals. The series provides integrated protection mechanisms to safeguard connected cards from electrical faults. It serves as a critical interface between the system host and expansion slots.
Replacement Considerations
Public confirmed substitute: TPS2224APWP (Texas Instruments). Verify pin compatibility and electrical specifications before substitution.
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