Specification	SI7201-B-11-IB

Current - Supply (Max)	420.7 µA
Function	Omnipolar Switch
Mounting Type	Through Hole
Operating Temperature (Max)	125 °C
Operating Temperature (Min)	-40 °C
Output Type	Open Drain
Package / Case	TO-226-3, TO-92-3 (TO-226AA)
Package Name	TO-92-3
Polarization	North Pole, South Pole
Sensing Range (Release)	1.1 mT
Sensing Range (Trip)	2.8 mT
Technology	Hall Effect
Test Condition (Max)	125 °C
Test Condition (Min)	-40 °C
Voltage - Supply (Maximum)	5.5 V
Voltage - Supply (Minimum)	1.71 V

SI7201 Series

Part	Voltage - Supply (Minimum)	Voltage - Supply (Maximum)	Function	Operating Temperature (Max)	Operating Temperature (Min)	Mounting Type	Technology	Polarization	Package / Case	Test Condition (Min)	Test Condition (Max)	Features	Output Type	Current - Supply (Max)	Sensing Range (Release)	Sensing Range (Trip)	Package Name	Test Condition (Primary) Minimum	Test Condition (Primary) Maximum	Test Condition (Alternate) Minimum	Test Condition (Alternate) Maximum
SILICON LABS SI7201-B-85-IVR	1.71 V	5.5 V	Omnipolar Switch	125 °C	-40 °C	Surface Mount	Hall Effect	North Pole South Pole	SC-59 SOT-23-3 TO-236-3	-40 °C	125 °C	Tamper Detection	Push-Pull	400 nA	1.4 mT	3.7 mT	SOT-23-3
SILICON LABS SI7201-B-89-IBR	1.71 V	5.5 V	Omnipolar Unipolar Switch	125 °C	-40 °C	Through Hole	Hall Effect	Unidirectional	TO-226-3 TO-92-3 (TO-226AA)			Programmable	Switch	8.5 mA	1.4 mT	3.7 mT	TO-92-3	0 °C	70 °C	-40 °C	125 ¯C
SILICON LABS SI7201-B-85-IV	1.71 V	5.5 V	Omnipolar Switch	125 °C	-40 °C	Surface Mount	Hall Effect	North Pole South Pole	SC-59 SOT-23-3 TO-236-3	-40 °C	125 °C	Tamper Detection	Push-Pull	400 nA	1.4 mT	3.7 mT	SOT-23-3
SILICON LABS SI7201-B-22-IVR	1.71 V	5.5 V	Omnipolar Switch	125 °C	-40 °C	Surface Mount	Hall Effect	North Pole South Pole	SC-59 SOT-23-3 TO-236-3	-40 °C	125 °C		Open Drain	1.2 µA	2.3 mT	4.9 mT	SOT-23-3
SILICON LABS SI7201-B-12-IVR	1.71 V	5.5 V	Omnipolar Switch	125 °C	-40 °C	Surface Mount	Hall Effect	North Pole South Pole	SC-59 SOT-23-3 TO-236-3	-40 °C	125 °C		Open Drain	1.2 µA	1.5 mT	3.7 mT	SOT-23-3
SILICON LABS SI7201-B-84-IVR	1.71 V	5.5 V	Omnipolar Switch	125 °C	-40 °C	Surface Mount	Hall Effect	North Pole South Pole	SC-59 SOT-23-3 TO-236-3	-40 °C	125 °C		Push-Pull	400 nA	1.4 mT	3.7 mT	SOT-23-3
SILICON LABS SI7201-B-08-IV	1.7 V	5.5 V	Omnipolar Switch	125 °C	-40 °C	Surface Mount	Hall Effect	North Pole South Pole	SC-59 SOT-23-3 TO-236-3	-40 °C	125 °C		Open Drain	56.7 µA	1.6 mT	3.4 mT	SOT-23-3
SILICON LABS SI7201-B-00-FVR	1.7 V	3.6 V	Omnipolar Switch	70 °C	0 °C	Surface Mount	Hall Effect	North Pole South Pole	SC-59 SOT-23-3 TO-236-3	0 °C	70 °C		Push-Pull	400 nA	0.2 mT	1.1 mT	SOT-23-3
SILICON LABS SI7201-B-20-IVR	1.71 V	5.5 V	Omnipolar Switch	125 °C	-40 °C	Surface Mount	Hall Effect	North Pole South Pole	SC-59 SOT-23-3 TO-236-3	-40 °C	125 °C		Open Drain	400 nA	2.3 mT	4.9 mT	SOT-23-3
SILICON LABS SI7201-B-11-IBR	1.71 V	5.5 V	Omnipolar Switch	125 °C	-40 °C	Through Hole	Hall Effect	North Pole South Pole	TO-226-3 TO-92-3 (TO-226AA)	-40 °C	125 °C		Open Drain	420.7 µA	1.1 mT	2.8 mT	TO-92-3

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Using the SI72xx Sensors

SI7201-B-11-IB | Datasheet