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Product Detailed Parameters
- Description：IC USB/AUDIO SWITCH DPDT 10QFN
- Series：-
- Mfr：Alpha & Omega Semiconductor Inc.
- Package：Tape & Reel (TR)
- Applications：Audio, USB
- Multiplexer/Demultiplexer Circuit：-
- Switch Circuit：DPDT
- Number of Channels：1
- On-State Resistance (Max)：8Ohm
- Voltage - Supply, Single (V+)：1.65V ~ 4.5V
- Voltage - Supply, Dual (V±)：-
- -3db Bandwidth：990MHz
- Features：Break-Before-Make
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：10-UFQFN
- Supplier Device Package：10-QFN (1.8x1.4)
- Grade：-
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Overview
The AOZ6185QT is a dual-pole double-throw (DPDT) switch manufactured by Alpha & Omega Semiconductor Inc., designed for high-speed USB and audio applications. It supports USB 2.0 data rates up to 480 Mbps and handles audio signals with negative swing capability. The device operates within a supply voltage range of 1.65V to 3.6V, ensuring compatibility with low-voltage digital systems. It features low on-resistance and low leakage current, which are critical for maintaining signal integrity in portable electronics. The component is housed in a compact WLCSP package, facilitating space-constrained designs.
Feature Summary
- Supports high-speed USB 2.0 data transmission at 480 Mbps
- Enables audio signal switching with negative swing capability
- Operates on low supply voltages from 1.65V to 3.6V
- Compact wafer-level chip-scale packaging for minimal footprint
Applications
- USB 2.0 hub and docking station signal routing
- Portable media player audio input/output switching
- Smartphone and tablet peripheral connection management
- Laptop docking interface multiplexing
Procurement Notes
Verify the AOZ6185QT part number against official Alpha & Omega Semiconductor documentation to confirm availability and specifications. Check for RoHS compliance status and moisture sensitivity level requirements before integration. Ensure that the supplier provides valid traceability documents. Confirm that the WLCSP package dimensions match your PCB layout constraints. Validate electrical parameters against your system design requirements.
Selection Notes
Select the AOZ6185QT when designing circuits requiring simultaneous switching of USB data lines and audio signals in a single channel. Consider its low on-resistance for minimizing signal loss in high-frequency applications. Evaluate the package size against available board real estate. Compare performance metrics with alternative DPDT switches if higher current handling or different voltage ranges are required. Ensure compatibility with the target operating temperature range.
Part Context
The AOZ6185QT belongs to the AOZ618x series of high-speed analog switches from Alpha & Omega Semiconductor. This family includes variants like the AOZ6184 and AOZ6186, which offer similar functionality but may differ in pinout or specific electrical characteristics. These components are engineered for consumer electronics where space efficiency and signal fidelity are paramount. The series leverages advanced CMOS technology to achieve low power consumption and fast switching speeds.
Replacement Considerations
Potential substitutes include the AOZ6184 and AOZ6186 from the same manufacturer, which share similar DPDT functionality. Cross-reference with TS3USB3000 from Texas Instruments or NL3HS2222 from ON Semiconductor for comparable USB/audio switching capabilities. Verify pin-to-pin compatibility and electrical parameter alignment before substitution.
