TS5A4594DCKRE4 Texas Instruments Integrated Circuit (SOT23 (5-Pin)) In Stock
Texas Instruments TS5A4594DCKRE4 is a single-channel SPST analog switch with 8 Ohm on-resistance and 450 MHz bandwidth in a SOT23-5 package, supporting up to 5.5 V supply. Ideal for signal routing and multiplexing in portable electronics.
- Manufacturer
- Texas Instruments
- Package
- SOT23 (5-Pin)
- Pin Count
- 5
- Lifecycle
- OBSOLETE
- Datasheet
- TS5A4594DCKRE4 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
What are the key features of TS5A4594DCKRE4?
- Single-channel SPST analog switch with 8 Ohm typical on-resistance for minimal signal attenuation
- 450 MHz bandwidth supports high-speed analog and digital signal switching applications
- Up to 5.5 V supply voltage range for 3.3 V and 5 V system compatibility
- SOT23-5 package provides ultra-compact footprint for space-constrained portable designs
What is TS5A4594DCKRE4 used for?
The TS5A4594DCKRE4 is designed for analog signal routing, audio switching, and I2C or SPI bus multiplexing in smartphones, tablets, and portable instruments powered by 3.3 V or 5 V rails. Its 450 MHz bandwidth and 8 Ohm on-resistance make it suitable for switching RF signal paths and video lines in consumer electronics and test equipment. The single-channel SPST configuration in a tiny SOT23-5 package minimizes board area in battery-powered designs.
What are the specifications of TS5A4594DCKRE4?
| Pbfree Code | Yes |
| YTEOL | 0 |
| Analog IC - Other Type | SPST |
| Bandwidth-Nom | 450MHz |
| Input Voltage-Max | 5.5V |
| JESD-30 Code | R-PDSO-G5 |
| JESD-609 Code | e4 |
| Normal Position | NO |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Off-state Isolation-Nom | 82dB |
| On-state Resistance Match-Nom | 9.5Ω |
| On-state Resistance-Max (Ron) | 16Ω |
| Output | COMMON OUTPUT |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP5/6,.08 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Signal Current-Max | 0.1A |
| Supply Current-Max (Isup) | 0.0005mA |
| Supply Voltage-Max (Vsup) | 5.5V |
| Supply Voltage-Min (Vsup) | 2V |
| Supply Voltage-Nom (Vsup) | 3V |
| Surface Mount | YES |
| Switch-off Time-Max | 30ns |
| Switch-on Time-Max | 35ns |
| Switching | BREAK-BEFORE-MAKE |
| Technology | CMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | SOT23 (5-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| HTS Code | 8542.39.00.60 |
Where can I find the TS5A4594DCKRE4 datasheet?
TS5A4594DCKRE4 Datasheet DownloadOfficial datasheet from Texas Instruments
What are equivalent replacements for TS5A4594DCKRE4?
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What is the on-resistance and bandwidth of the TS5A4594DCKRE4, and how do these specs affect signal quality?
The TS5A4594DCKRE4 provides 8 Ohm typical on-resistance and 450 MHz bandwidth, enabling low-insertion-loss signal switching up to 450 MHz. The low 8 Ohm resistance minimizes voltage drop across the switch, maintaining signal fidelity in audio, video, and high-speed digital multiplexing applications operating at 3.3 V or 5 V supply.
In which portable or wearable designs does the TS5A4594DCKRE4 SOT23-5 package provide a layout advantage?
The SOT23-5 package of the TS5A4594DCKRE4 occupies less than 10 mm² of PCB area, making it ideal for wearable devices, wireless earbuds, and smartphone accessory boards where board space is limited. Its 5.5 V maximum supply and single-channel SPST topology cover common bus switching needs without requiring larger IC packages.
When is the TS5A4594DCKRE4 a better choice than a discrete MOSFET for analog switching at 3.3 V?
The TS5A4594DCKRE4 offers a pre-matched, bidirectional analog switch with a specified 8 Ohm on-resistance and 450 MHz bandwidth, eliminating the need to characterize individual MOSFET threshold voltages and body-diode conduction. Discrete MOSFETs at 3.3 V gate drive often exhibit on-resistance greater than 50 Ohm, making this IC far superior for precision analog signal paths and low-distortion audio routing.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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