Diodes Menu Close

Image shown is for reference only. Actual package may vary. Refer to the product data sheet for package details.

Back to Analog Switches


Negative Voltage SPDT Switch

Contact Sales

Log in or register to manage email notifications about changes to datasheets or PCNs for this part.


The DIODES™ PS4157N is a bidirectional, single-channel, single-pole double-throw (SPDT) analog switch. The device can pass analog and digital negative voltages that may vary across the full power−supply range (from VEE to GND).


  • Operating Voltage Range: VEE = -12V to -4V
  • Switch Signal Voltage Range: VIS = VEE to GND
  • Positive Control Signal Voltage: VIN = 0 to 3.3V
  • Low ON Resistance: RON ≤ 5 Ω when VEE = -10V
  • Extended Industrial Temperature Range: -55°C to 125°C
  • Totally Lead-Free & Fully RoHS Compliant (Notes 1 & 2)
  • Halogen and Antimony Free. “Green” Device (Note 3)
  • For automotive applications requiring specific change control (i.e. parts qualified to AEC-Q100/101/104/200, PPAP capable, and manufactured in IATF 16949 certified facilities), please contact us or your local Diodes representative. https://www.diodes.com/quality/product-definitions/
  • Packaging (Pb-free and Green):
    • 6-pin Small Compact SC70


  • 5G NR AAU

Product Specifications

Product Parameters

Compliance(Only Automotive supports PPAP) Standard
Configuration 1 channel SPDT
Differential Channels 0
HotInsertion NO
RailToRail Yes
Signal Type Single End
Single Ended Channels 1
Voltage -12V to -4V

Related Content


Technical Documents

Recommended Soldering Techniques


Additional Technical Documents are available upon request: 
Application information, Evaluation board, and Other technical documents

Request Documents
Orderable Part Number Status Package Environmental Compliance Packing Buy from Distributor /
Contact Sales
Request Samples
Qty. Carrier
PS4157NCEX Active SOT363 TPGP 3000 T&R


Authorized Distributor Quantity Inventory Date Countries/Regions Buy Online
Mouser Electronics Inc. 3000 9/30/2022 South America, North America, Asia, Europe, Middle East Buy Now
Digi-Key Electronics 3000 9/29/2022 Europe, Asia, North America Buy Now
Request Sample

Environmental Compliance Legend:
LFF: Pb-Free Finish and RoHS 5/6
TLFP: Totally Pb-Free Product and RoHS 6/6
LFGP: Pb-free Finish and Green Product, RoHS 5/6 and Halogen Free
TPGP: Totally Pb-Free and Green Product, RoHS 6/6 and Halogen Free
GREEN: Halogen-free and RoHS compliant
RoHS: RoHS compliant but NOT halogen-free