Overview
The STG4159BJR is a low-voltage, single-pole double-throw (SPDT) analog switch integrated circuit (IC) manufactured by STMicroelectronics. This component is designed to provide high performance and reliability in various electronic applications. Although the STG4159BJR is currently listed as obsolete, it remains relevant for understanding and maintaining existing systems that incorporate this IC.
Key Specifications
| Parameter | Value |
|---|---|
| Switch Type | Single SPDT |
| On-Resistance | 0.3 Ohm (max) |
| Supply Voltage | 1.65 to 4.8V |
| Contact ESD Protection | 10kV |
| Switching Time | tON = 150 ns, tOFF = 100 ns (typical) |
| Package | UFDFN8 (3x3 mm) |
| Operating Temperature | -40°C to 125°C |
Key Features
- Low On-Resistance: The STG4159BJR features a low on-resistance of 0.3 Ohm, ensuring minimal signal attenuation.
- Break-Before-Make Feature: This IC includes a break-before-make switching mechanism to prevent signal shorting during switching.
- High ESD Protection: The component offers 10kV contact ESD protection, enhancing its robustness against electrostatic discharge.
- Wide Supply Voltage Range: It operates over a supply voltage range of 1.65 to 4.8V, making it versatile for various applications.
Applications
The STG4159BJR is suitable for a variety of applications, including:
- Audio and Video Switching: Its low on-resistance and high ESD protection make it ideal for audio and video signal switching.
- Industrial Control Systems: The IC can be used in industrial control systems where reliable and fast switching is required.
- Medical Devices: Its robustness and low power consumption make it a good fit for medical device applications.
- Consumer Electronics: It can be used in various consumer electronic devices that require reliable signal switching.
Q & A
- What is the on-resistance of the STG4159BJR?
The on-resistance of the STG4159BJR is 0.3 Ohm (max). - What is the supply voltage range for the STG4159BJR?
The supply voltage range for the STG4159BJR is 1.65 to 4.8V. - Does the STG4159BJR have ESD protection?
Yes, the STG4159BJR has 10kV contact ESD protection. - What is the switching time of the STG4159BJR?
The typical switching times are tON = 150 ns and tOFF = 100 ns. - In what package is the STG4159BJR available?
The STG4159BJR is available in a UFDFN8 (3x3 mm) package. - What is the operating temperature range of the STG4159BJR?
The operating temperature range is -40°C to 125°C. - Is the STG4159BJR still in production?
No, the STG4159BJR is listed as obsolete and is no longer manufactured. - What are some common applications for the STG4159BJR?
Common applications include audio and video switching, industrial control systems, medical devices, and consumer electronics. - Does the STG4159BJR have a break-before-make feature?
Yes, the STG4159BJR includes a break-before-make switching mechanism. - Where can I find detailed specifications for the STG4159BJR?
Detailed specifications can be found in the datasheet available from sources like DigiKey, AllDatasheet, and the official STMicroelectronics website.
