FDS8958B vs FDS8947A

This in-depth comparison of the FDS8958B and FDS8947A provides valuable insights into their specifications and key features. We cover important factors in detail, including RoHS compliance, REACH status, series, mounting style, package type, and other relevant characteristics. Presenting the differences side by side simplifies component selection, making it easier for you to select the best option for your specific application.

Technical review by ETEI Component Engineering Source: manufacturer documentation

Parts at a glance

Part A

FDS8958B

onsemi

Lifecycle
Active
Stock
2336 PCS
Package
SOIC-8
Series
Transistors - FETs, MOSFETs - Arrays
+BOM RFQ
Part B

FDS8947A

onsemi

Lifecycle
Active
Stock
2666 PCS
Package
SOIC-8
Series
Transistors - FETs, MOSFETs - Arrays
+BOM RFQ

Need help validating a replacement?

Send your BOM and application constraints for technical and sourcing review.

RFQ Contact technical support

Full specification comparison

Use manufacturer datasheets as the final authority.

Specification FDS8958B FDS8947A
Supplier - onsemi
Part Status Active Obsolete
FET Type N and P-Channel 2 P-Channel (Dual)
FET Feature Logic Level Gate Logic Level Gate
Drain to Source Voltage (Vdss) 30V 30V
Current - Continuous Drain(Id) @ 25°C 6.4A, 4.5A 4A
Rds On(Max) @ Id Vgs 26mOhm @ 6.4A, 10V 52mOhm @ 4A, 10V
Vgs(th)(Max) @ Id 3V @ 250µA 3V @ 250µA
Gate Charge(Qg)(Max) @ Vgs 12nC @ 10V 27nC @ 10V
Input Capacitance(Ciss)(Max) @ Vds 540pF @ 15V 730pF @ 15V
Power - Max 900mW 900mW
Operating Temperature -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ)
Mounting Type Surface Mount Surface Mount
Series PowerTrench® -
Compare RFQ