— IC芯片 | 连接器 | 传感器 | 被动器件 —
Product Detailed Parameters
- Description:IC PWR SWITCH N-CHAN 1:1 8SOIC
- Series:-
- Mfr:MaxLinear, Inc.
- Package:Tape & Reel (TR)
- Switch Type:USB Switch
- Number of Outputs:1
- Ratio - Input:Output:1:01
- Output Configuration:High Side
- Output Type:N-Channel
- Interface:On/Off
- Voltage - Load:3V ~ 5.5V
- Voltage - Supply (Vcc/Vdd):Not Required
- Current - Output (Max):500mA
- Rds On (Typ):70mOhm
- Input Type:Non-Inverting
- Features:Status Flag
- Fault Protection:Current Limiting (Fixed), Over Temperature, UVLO
- Operating Temperature:-40°C ~ 85°C (TA)
- Mounting Type:Surface Mount
- Supplier Device Package:8-SOIC
- Package / Case:8-SOIC (0.154", 3.90mm Width)
- Grade:-
- Qualification:-
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Overview
The SP2525A-2EN-L/TR is a single-channel high-side power switch IC designed for USB power distribution. It operates with an input voltage range of 3V to 5.5V and supports a maximum continuous load current of 500mA, with a peak current limit of 1A. The device features a low on-resistance of 100mΩ maximum, ensuring efficient power delivery. Key protection mechanisms include under-voltage lockout (UVLO), overcurrent protection, and thermal shutdown. It utilizes an active-low enable signal and provides a fault flag output for status monitoring. The component is housed in an 8-pin SOIC package and is rated for operation between -40°C and +85°C.
Feature Summary
- Integrated high-side switching with active-low enable control
- Comprehensive protection including UVLO, overcurrent limiting, and thermal shutdown
- Fault indication via dedicated flag output pin
- Low on-resistance for minimized power loss during conduction
Applications
- USB port power distribution circuits
- Peripheral device power management
- Embedded system power gating
- Battery-powered equipment load switching
Procurement Notes
Verify the specific datasheet revision and ordering suffix when sourcing. Confirm that the active-low enable configuration matches the design requirements, as other variants may use active-high logic. Ensure the SOIC-8 package footprint aligns with the PCB layout. Check for any regional distribution restrictions or discontinuation notices from MaxLinear prior to finalizing procurement plans.
Selection Notes
Select this component for applications requiring a single-channel high-side switch with integrated protection. The 500mA load capacity suits standard USB peripherals. Consider the 100mΩ on-resistance for efficiency needs. Verify compatibility with the system's enable logic polarity. Compare against alternatives like the SP2526A if dual channels are required. Ensure the operating temperature range meets environmental specifications.
Part Context
This part belongs to MaxLinear's SP2525 series of compact power switch ICs. These devices are engineered for efficient power distribution in portable and embedded electronics. The series typically offers various channel counts and enable polarities to suit different design constraints. The SP2525A-2EN-L/TR represents the single-channel variant with active-low enable functionality within this product family.
Replacement Considerations
The SP2525A-1EN-L/TR is a functional substitute but uses active-high enable logic instead of active-low. Designers must adjust control circuitry accordingly. For dual-channel requirements, the SP2526A-2EN-L/TR serves as an alternative but features 150mΩ on-resistance and active-low enable. Verify pinout compatibility and electrical parameters before substitution.
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