FAN3122CMPX vs FAN3121CMPX

This in-depth comparison of the FAN3122CMPX and FAN3121CMPX 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

FAN3122CMPX

Fairchild Semiconductor

Lifecycle: Active
Stock: 2313 PCS
Package: WDFN-8
Series: PMIC - Gate Drivers

+BOM RFQ

Part B

FAN3121CMPX

onsemi

Lifecycle: Active
Stock: 5120 PCS
Package: WDFN-8
Series: PMIC - Gate Drivers

+BOM RFQ

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Full specification comparison

Use manufacturer datasheets as the final authority.

Specification	FAN3122CMPX	FAN3121CMPX
Part Status	Active	Obsolete
Driven Configuration	Low-Side	Low-Side
Channel Type	Single	Single
Number of Drivers	1	1
Gate Type	N-Channel MOSFET	N-Channel MOSFET
Voltage - Supply	4.5V ~ 18V	4.5V ~ 18V
Current - Peak Output(Source Sink)	10.6A, 11.4A	10.6A, 11.4A
Input Type	Non-Inverting	Inverting
Rise / Fall Time(Typ)	23ns, 19ns	23ns, 19ns
Operating Temperature	-55°C ~ 150°C (TJ)	-55°C ~ 150°C (TJ)
Mounting Type	Surface Mount	Surface Mount

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