Magnetic Field Sensor COSEMITECH CH910SR Hall Effect Sensor Featuring Sleep Mode and Low Current

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Product Description

Product Overview

The CH910/CH910L are Hall effect sensors designed for detecting magnetic poles. They offer different operating modes with varying supply currents and awake/sleep times, making them suitable for applications requiring magnetic field detection. The devices are available in SOT-23-3L and TO-92S packages.

Product Attributes

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Technical Specifications

Characteristic	Test Conditions	Min.	Typ.	Max.	Unit	CH910	CH910L
VCC Supply Voltage	Operating, TJ < 165C	1.8		5.25	V	✓	✓
ICC(awake) Supply Current	During awake period, TA = 25C, VCC=3.3V		1.1	1.6	mA	✓	✓
ICC(sleep) Supply Current	During sleep period, TA = 25C, VCC=3.3V		0.7		uA	✓	✓
ICC(avg) Average supply current	TA = 25C, VDD = 1.8V		1.09		uA	✓
ICC(avg) Average supply current	TA = 25C, VDD = 3.3V		1.62		uA	✓
ICC(avg) Average supply current	TA = 25C, VDD = 1.8V		0.52		uA		✓
ICC(avg) Average supply current	TA = 25C, VDD = 3.3V		0.92		uA		✓
VOL Output low voltage(on)	IOUT =1 mA		0.1	0.2	V	✓	✓
VOH Output high voltage(off)	IOUT = -1mA	VCC- 0.2		VCC- 0.1	V	✓	✓
Tawake Awake time (note3)			40	75	us	✓	✓
Tperiod Period (note3)			50	100	ms	✓
Tperiod Period (note3)			200	350	mS		✓
D.C. Duty cycle			0.08		%	✓
Duty cycle			0.02		%		✓
fC Chopping Frequency			500		kHz	✓	✓
IOFF Output Leakage Current	VOUT = 5.25V; Switch state = Off			1	A	✓	✓
Bop Operate point	VDD = 1.8V to 5.25V TA = 25C	20	36	75	Gauss	✓	✓
Brp Release point	VDD = 1.8V to 5.25V TA = 25C	10	26	65	Gauss	✓	✓
Hys Hysteresis	VDD = 1.8V to 5.25V TA = 25C		10		Gauss	✓	✓