SQ24201E1ABT

Low Loss Power Distribution Switch with Programmable Current limit

SQ24201E1ABT Low Loss Power Distribution Switch with Programmable Current limit Datasheet

Parameters
Features
Description

Part number	SQ24201E1ABT
Vin (min) (V)	2.5
Vin (max) (V)	5.5
Vabs cont. (max) (V)	6
Iout (max) (A)	2
Protection mode	OCP, OTP
Over current response	Current limiting
Current limit (A)	Adjustable
Fault response	Auto-recovery
Ron (typ) (mΩ)	65
Certification recognition	UL-US-2435031-0
Iq (typ) (uA)	45
Enable logic	High
Soft start
Features	Reverse blocking, OCP alert
Package	SOT23-6
Operating temperature range(°C)	-40 to 125
Functional safety category

Input Voltage: 2.5V to 5.5V
Extremely Low Power Path Resistance: 65mΩ(Typ.)
Adjustable Current Limit up to 2A
Reverse Blocking (No Body Diode)
Fast Reverse Recovery
Fault Flag (OCB) Output for Over Current and Fault Conditions
At Shutdown, OUT Can Be Forced Higher than IN
Built-in Soft-start
RoHS Compliant and Halogen Free
Moisture Sensitivity Level (MSL): 1
Compact Package Minimizes the Board Space: SOT23-6
UL Certificate Number: UL-US-2435031-0

The SQ24201E1 is an ultra-low RDS(ON) power distribution switch with current limit to protect the power source from over current and short circuit conditions. It incorporates over temperature protection and reverse blocking function.

Evaluation Board

Photo of evaluation board
Photo of evaluation board
Photo of evaluation board

EVB_SQ24201E1ABT

EVB File

The EVB_SQ24201E1ABT is intended for evaluating the 2.5V to 5.5V input, low loss power distribution switch with programmable current limit SQ24201E1ABT.

Technical Documentation

Title	Date
Silergy_Catalog_Q2_2026	2026-06-12