IRS2181STRPBF vs IRS21952SPBF

This in-depth comparison of the IRS2181STRPBF and IRS21952SPBF 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

IRS21952SPBF

Infineon Technologies

Lifecycle: Active
Stock: 4487 PCS
Package: SOIC-N-16
Series: PMIC - Gate Drivers

+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification	IRS2181STRPBF	IRS21952SPBF
Part Status	Active	Obsolete
Driven Configuration	Half-Bridge	Half-Bridge, Low-Side
Channel Type	Independent	Independent
Number of Drivers	2	3
Gate Type	IGBT, N-Channel MOSFET	N-Channel MOSFET
Voltage - Supply	10V ~ 20V	10V ~ 20V
Logic Voltage - VILVIH	0.8V, 2.5V	0.6V, 3.5V
Current - Peak Output(Source Sink)	1.9A, 2.3A	500mA, 500mA
Input Type	Non-Inverting	Non-Inverting
High Side Voltage - Max(Bootstrap)	600 V	600 V
Rise / Fall Time(Typ)	40ns, 20ns	25ns, 25ns
Operating Temperature	-40°C ~ 150°C (TJ)	-55°C ~ 150°C (TJ)
Mounting Type	Surface Mount	Surface Mount

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