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Product Detailed Parameters
- Description：IC PWR SWITCH P-CHAN 1:1 8MSOP
- Series：-
- Mfr：Diodes Incorporated
- Package：Tape & Reel (TR),Cut Tape (CT),Cut Tape (CT)
- Switch Type：USB Switch
- Number of Outputs：1
- Ratio - Input:Output：1:01
- Output Configuration：High Side
- Output Type：P-Channel
- Interface：On/Off
- Voltage - Load：2.7V ~ 5.5V
- Voltage - Supply (Vcc/Vdd)：Not Required
- Current - Output (Max)：1.5A
- Rds On (Typ)：95mOhm
- Input Type：Inverting
- Features：Load Discharge, Status Flag
- Fault Protection：Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Supplier Device Package：8-MSOP-EP
- Package / Case：8-TSSOP, 8-MSOP (0.118", 3.00mm Width) Exposed Pad
- Grade：-
- Qualification：-
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Overview
The AP2181DMPG-13 is a single-channel high-side power switch IC designed for USB 2.0 applications, manufactured by Diodes Incorporated. It supports an operating supply voltage range of 2.7 V to 5.5 V and delivers a continuous output current of 1.5 A with a maximum current limit of 2.1 A. The device features a typical on-resistance of 90 mOhms and operates within a temperature range of -40°C to +85°C. Packaged in a UDFN-6 surface-mount format, it includes built-in protection against overcurrent, thermal overload, and undervoltage conditions.
Feature Summary
- Single-channel high-side power switching capability optimized for USB 2.0 interfaces
- Integrated protection mechanisms including overcurrent limiting, thermal shutdown, and undervoltage lockout
- Low on-resistance design to minimize power loss during conduction
Applications
- USB 2.0 port power distribution and switching
- Portable electronic device power management
- Consumer electronics peripheral power control
Procurement Notes
Verify the exact part number suffix against official Diodes Incorporated documentation to confirm package type and electrical specifications. Ensure compatibility with system voltage requirements and thermal constraints before integration. Cross-reference datasheet parameters for current limits and resistance values to validate performance expectations.
Selection Notes
Select this component when a single-channel solution with 1.5 A capacity is required for USB 2.0 applications. Consider the UDFN-6 package for space-constrained designs. Evaluate thermal performance and current limiting thresholds relative to load requirements to ensure reliable operation under fault conditions.
Part Context
The AP2181 series belongs to Diodes Incorporated's portfolio of USB power switches. This specific model provides a higher current rating compared to lower-current variants in the family, offering a balance between performance and compact packaging for modern portable devices requiring efficient power distribution.
FAQ
What is the maximum current limit for the AP2181DMPG-13?
The device has a maximum current limit of 2.1 A.
Does the AP2181DMPG-13 include thermal protection?
Yes, the IC includes built-in thermal shutdown protection.
