Micropower Hall Effect Switch Nanjing Ouzhuo Tech OH9251-S for Operation in High Temperature Environments

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Product Description

Product Overview

The OH9251 is a micropower CMOS Hall-effect switch designed for temperature stability and stress resistance. It features a dynamic offset cancellation for superior high-temperature performance and operates at low voltages, starting from 1.65V. This omnipolar sensor requires the presence of magnetic fields for operation and is suitable for various battery-powered applications requiring a reliable solid-state switch.

Product Attributes

Brand: OH Series (Nanjing Ouzhuo Technology co., Ltd)
Origin: China
Certifications: Halogen Free (verified by third party Lab)

Technical Specifications

Parameter	Symbol	Conditions	Min	Typ	Max	Unit
Electrical Characteristics (Ta=25, VDD=1.8V)
Supply Voltage	VCC		1.65	-	6	V
Awake Supply Current	IAW		1.4	3	-	mA
Sleep Supply Current	ISL		3.6	7	-	A
Average Supply Current	IAVG		-	5	10	A
Output Leakage Current	Ioff	Output off	-	-	1.0	A
Output High Voltage	VOH	IOUT=0.5mA(Source)	VDD-0.2	-	-	V
Output Low Voltage	VOL	IOUT=0.5mA(Sink)	0.2	-	-	V
Awake Mode Time	tAW	OPERATING	40	80	-	s
Sleep Mode Time	tSL	OPERATING	40	80	-	ms
Duty Cycle	D		-	0.1	-	%
Electro-Static Discharge	HBM		4	-	-	KV
Magnetic Characteristics (Ta=25, VDD=1.8V)
Operate Point (South Pole)	BOPS	B>BOPS,VOUT=low(output on)	30	55	-	GS
Operate Point (North Pole)	BOPN	B>BOPN,VOUT=low(output on)	-55	-30	-	GS
Release Point (South Pole)	BRPS	B<BRPS,VOUT=high(output off)	10	20	-	GS
Release Point (North Pole)	BRPN	B<BRPN,VOUT=high(output off)	-20	-10	-	GS
Hysteresis	BH	\|BOPX - BRPX\|	-	10	-	GS