IRS2181STRPBF vs IRS2166DSPBF

This in-depth comparison of the IRS2181STRPBF and IRS2166DSPBF 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

IRS2181STRPBF

International Rectifier

Lifecycle: Active
Stock: 5666 PCS
Package: SOIC-8
Series: PMIC - Gate Drivers

+BOM RFQ

Part B

IRS2166DSPBF

Infineon Technologies

Lifecycle: Active
Stock: 3732 PCS
Package: SOIC-16
Series: PMIC - Lighting, Ballast Controllers

+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	IRS2181STRPBF	IRS2166DSPBF
Part Status	Active	Obsolete
Type	-	PFC/Ballast Controller
Frequency	-	40kHz ~ 46kHz
Voltage - Supply	10V ~ 20V	11.5V ~ 16.6V
Supply Current	-	20 mA
Dimming	-	No
Operating Temperature	-40°C ~ 150°C (TJ)	-25°C ~ 125°C
Mounting Type	Surface Mount	Surface Mount
Driven Configuration	Half-Bridge	-
Channel Type	Independent	-
Number of Drivers	2	-
Gate Type	IGBT, N-Channel MOSFET	-
Logic Voltage - VILVIH	0.8V, 2.5V	-
Current - Peak Output(Source Sink)	1.9A, 2.3A	-
Input Type	Non-Inverting	-
High Side Voltage - Max(Bootstrap)	600 V	-
Rise / Fall Time(Typ)	40ns, 20ns	-

Compare RFQ