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Product Detailed Parameters
- Description：IC SW SPST-NOX1 1.2OHM SC70-5
- Series：-
- Mfr：Diodes Incorporated
- Package：Tape & Reel (TR),Cut Tape (CT)
- Switch Circuit：SPST - NO
- Multiplexer/Demultiplexer Circuit：1:01
- On-State Resistance (Max)：1.2Ohm
- Channel-to-Channel Matching (ΔRon)：-
- Voltage - Supply, Single (V+)：1.65V ~ 5.5V
- Voltage - Supply, Dual (V±)：-
- Switch Time (Ton, Toff) (Max)：2ns, 5ns
- -3db Bandwidth：200MHz
- Charge Injection：35pC
- Channel Capacitance (CS(off), CD(off))：3.5pF
- Current - Leakage (IS(off)) (Max)：20nA
- Crosstalk：-
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：5-TSSOP, SC-70-5, SOT-353
- Supplier Device Package：SC-70-5
- Number of Circuits：1
- Grade：-
- Qualification：-
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Overview
The PI5A3166CEX is a single-pole single-throw (SPST) analog switch manufactured by Diodes Incorporated. It operates on a single supply voltage ranging from 1.65V to 5.5V and features an extremely low on-resistance of 0.8Ω typical. The device supports rail-to-rail signal switching and includes logic control for turn-on and turn-off states. Key electrical parameters include a maximum off-isolation of -70dB at 1MHz, a -3dB bandwidth of 200MHz, and charge injection of 35pC at 5.0V. It is housed in a compact SC70-5 package.
Feature Summary
- Ultra-low on-resistance of 0.8Ω typical
- Rail-to-rail signal switching capability
- High off-isolation of -70dB at 1MHz
- Low charge injection of 35pC
Applications
- Portable consumer electronics
- Battery-powered equipment
- Video and audio signal routing
- Communication equipment
Procurement Notes
Verify the component against official datasheet specifications before integration. Confirm that the SC70-5 package dimensions align with your PCB layout requirements. Ensure operating conditions remain within the specified voltage and temperature ranges to maintain performance reliability.
Selection Notes
Select this component when low power consumption and minimal signal distortion are required. The wide supply voltage range allows compatibility with various logic levels. Consider the thermal dissipation limits if operating near maximum current ratings.
Part Context
This part belongs to the PI5A3166 series of low-voltage analog switches. It is designed for applications requiring high-speed signal routing with minimal impact on signal integrity. The family offers different packaging options to suit various board space constraints.
Replacement Considerations
Check pinout compatibility and electrical characteristics such as on-resistance and bandwidth when substituting. Verify that alternative components support the same supply voltage range and package type.
FAQ
What is the maximum operating voltage for the PI5A3166CEX?
The maximum operating voltage (VCC) is 5.5V.
How does the PI5A3166CEX handle input signals?
It supports rail-to-rail signal switching, allowing inputs to range from ground to the positive supply voltage.
What is the typical on-resistance of the switch?
The typical on-resistance is 0.8Ω.
