— IC芯片 | 连接器 | 传感器 | 被动器件 —
Product Detailed Parameters
- Description:IC PWR SWITCH 1:1 8TDFN
- Series:-
- Mfr:Analog Devices Inc./Maxim Integrated
- Package:Tape & Reel (TR),Cut Tape (CT)
- Switch Type:USB Switch
- Number of Outputs:1
- Ratio - Input:Output:1:01
- Output Configuration:High Side
- Output Type:-
- Interface:On/Off
- Voltage - Load:2.75V ~ 5.5V
- Voltage - Supply (Vcc/Vdd):Not Required
- Current - Output (Max):1.2A
- Rds On (Typ):55mOhm
- Input Type:Non-Inverting
- Features:Auto Restart, Status Flag
- Fault Protection:Current Limiting (Adjustable), Over Temperature, Reverse Current, UVLO
- Operating Temperature:-40°C ~ 85°C (TA)
- Mounting Type:Surface Mount
- Supplier Device Package:8-TDFN (3x3)
- Package / Case:8-WDFN Exposed Pad
- Grade:-
- Qualification:-
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Overview
The MAX8586ETA+T is a single-channel USB power switch IC manufactured by Analog Devices Inc. under the Maxim Integrated brand. It features an integrated N-channel MOSFET capable of handling up to 1.2A of continuous current with a typical on-resistance of 0.055 ohms. The device operates within an input voltage range of 2.75V to 5.5V and is housed in a compact 3mm x 3mm TDFN-EP package with eight pins. Key electrical characteristics include a low quiescent current and fast turn-on/turn-off times, designed to prevent current overshoot during USB insertion events.
Feature Summary
- Integrates a high-current N-channel MOSFET for efficient power distribution
- Designed to prevent USB current overshoot during hot-plug insertion
- Compact surface-mount packaging suitable for space-constrained designs
Applications
- USB port power switching and protection
- Battery-powered portable electronics
- Peripheral device power management
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels due to discontinuation status. Confirm package marking and pin configuration against official datasheets. Request lot traceability documentation. Inspect for physical damage upon receipt. Ensure storage conditions comply with moisture sensitivity level requirements prior to reflow soldering.
Selection Notes
Evaluate input voltage compatibility with system rails to ensure operation within the 2.75V to 5.5V range. Assess thermal performance based on expected load current and ambient temperature. Consider the 0.055 ohm on-resistance impact on efficiency. Verify that the TDFN-EP package footprint matches PCB layout constraints. Check availability as the component may be discontinued.
Part Context
This component belongs to the Maxim Integrated family of specialized power switches designed for USB applications. It addresses common issues in portable devices where sudden current spikes during connection can disrupt system stability. The integration of control logic with the power FET simplifies design compared to discrete solutions.
Replacement Considerations
Public confirmed substitute part numbers are not available in the provided source material.
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