FSA839UCX
- Mfr.Part #
- FSA839UCX
- Manufacturer
- Fairchild Semiconductor
- Package / Case
- 6-UFBGA, WLCSP
- Datasheet
- Download
- Description
- LOW-VOLTAGE. 0.8OHM SPDT ANALOG
- Stock
- 273
- In Stock :
- 273
Request A Quote(RFQ)
- * Fullname:
- * Company:
- * E-Mail:
- Phone:
- Comment:
- * Quantity:
- Manufacturer :
- Fairchild Semiconductor
- Product Category :
- Analog Switches, Multiplexers, Demultiplexers
- Turn On Delay Time :
- 70 ns
- On-state Resistance Match-Nom :
- 0.15Ohm
- Charge Injection :
- 70pC
- Number of Terminations :
- 6
- Max Supply Current :
- 100nA
- Min Supply Voltage :
- 1.65V
- Terminal Position :
- BOTTOM
- Switching :
- BREAK-BEFORE-MAKE
- -3db Bandwidth :
- 60MHz
- Switch Time (Ton, Toff) (Max) :
- 25ns, 20ns
- Number of Inputs :
- 1
- RoHS Status :
- ROHS3 Compliant
- Number of Channels :
- 1
- Weight :
- 45mg
- ECCN Code :
- EAR99
- Number of Pins :
- 6
- JESD-609 Code :
- e1
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Voltage - Supply, Single (V+) :
- 1.65V~5.5V
- On-State Resistance (Max) :
- 750mOhm
- Pbfree Code :
- yes
- Terminal Form :
- Ball
- Number of Functions :
- 1
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Mounting Type :
- Surface Mount
- Number of Outputs :
- 2
- Package / Case :
- 6-UFBGA, WLCSP
- Power Dissipation :
- 180mW
- Resistance :
- 750mOhm
- Packaging :
- Tape and Reel (TR)
- Crosstalk :
- -55dB @ 1MHz
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Base Part Number :
- FSA839
- Supply Voltage :
- 1.8V
- Max Supply Voltage :
- 5.5V
- Terminal Pitch :
- 0.4mm
- Off-state Isolation-Nom :
- 55 dB
- Qualification Status :
- Not Qualified
- Current - Leakage (IS(off)) (Max) :
- 10nA
- Switch Circuit :
- SPDT
- Lifecycle Status :
- LIFETIME (Last Updated: 4 days ago)
- Multiplexer/Demultiplexer Circuit :
- 2:1
- Operating Temperature :
- -40°C~85°C TA
- Turn-Off Delay Time :
- 40 ns
- Channel Capacitance (CS(off), CD(off)) :
- 50pF
- Max Power Dissipation :
- 180mW
- Terminal Finish :
- Tin/Silver/Copper (Sn/Ag/Cu)
- Published :
- 2016
- Supply Type :
- Single
- Mount :
- Surface Mount
- Datasheets
- FSA839UCX

Analog Switches, Multiplexers, Demultiplexers Fairchild Semiconductor FSA839UCX Overview
The FSA839UCX by Fairchild Semiconductor is a highly efficient and versatile analog switch, ideal for applications requiring low voltage and low on-resistance. This Single Pole Double Throw (SPDT) analog switch combines robust performance with practical features, ensuring reliability and functionality across various electronic systems. Designed to operate effectively at low voltages, the FSA839UCX makes an excellent choice for modern, compact devices. Its minimal resistance of just 0.8 ohms enhances signal integrity and reduces power loss, making it a preferred component for high-performance applications. The integration of this Analog Switches, Multiplexers, Demultiplexers Fairchild Semiconductor FSA839UCX in complex circuits is streamlined due to its compact footprint and the consistent quality assurance from Fairchild Semiconductor.
FSA839UCX Features
The FSA839UCX switch includes several key features that make it particularly useful for a wide range of applications. These features include a low on-resistance of only 0.8 ohms, ensuring minimal signal loss and heat generation. Additionally, it supports low voltage applications, which is critical for battery-operated devices. The SPDT configuration provides flexibility in signal routing, allowing one input to be connected to either of two outputs or vice versa. The device's high durability and reliability are supported by Fairchild Semiconductor's rigorous manufacturing standards.
FSA839UCX Applications
- Smartphones and Tablets: Utilized in audio signal routing to allow seamless switching between output devices without affecting audio quality.
- Portable Media Players: Helps in managing signal paths efficiently, ensuring stable operation with minimal power consumption.
- Wearable Technology: Due to its low power requirement and high reliability, it is ideal for small, power-sensitive devices like smartwatches and fitness trackers.
- Medical Devices: Ensures accurate and reliable signal routing in critical healthcare equipment, contributing to device compactness and efficiency.
- Telecommunications Equipment: Applied in signal routing mechanisms within network devices, enhancing performance and reliability in communication systems.
You may place an order without registering to Chip IC. We strongly recommend that you log in before purchasing as you can track your order at any time.
RFQ (Request for Quotations)It is recommended to send RFQ to get the latest prices and stock availability about the part.Our sales will reply to your inquiry within 24 hours.
Payment MethodFor your convenience, we accept multiple payment methods in USD, Such as:PayPal, Credit Card, and wire transfer.
IMPORTANT NOTICEYou may place an order without registering to 1. You'll receive an order confirmations by e-mail soon . (Please remember to check the spam box if you didn't hear from us). 2. Since stock availability and prices may change at any time, the sales will reconfirm the order details and update you at soonest time.
Most of our products are shipped via FEDEX,DHL,UPS and SF EXPRESS...
Shipping CostShipping Cost starts at $40, but some countries will exceed $40. For example (South Africa, Brazil, India, Pakistan, Israel, etc.).If customer have shipping account, we can make shipment under customer’s shipping account with freight collect directly.
The basic freight (for package ≤0.5 KG ) depends on the time zones and countries
Once the goods are shipped, estimated delivery time depends on the shipping methods you chose. You can track it by the tracking no.
















