SI7201-B-21-IV

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MAGNETIC SWITCH OMNIPOL SOT23-3

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SI7201-B-21-IV

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Silicon Labs

MAGNETIC SWITCH OMNIPOL SOT23-3

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Specifications Pricing Series Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	SI7201-B-21-IV

Current - Supply (Max)	900 nA
Function	Omnipolar Switch
Mounting Type	Surface Mount
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-40 °C
Output Type	Open Drain
Package / Case	SOT-23-3, TO-236-3, SC-59
Polarization	South Pole, North Pole
Sensing Range	2.3 mT, 4.9 mT
Supplier Device Package	SOT-23-3
Technology	Hall Effect
Test Condition [Max]	125 °C
Test Condition [Min]	-40 °C
Voltage - Supply [Max]	5.5 V
Voltage - Supply [Min]	1.71 V

SI7201 Series

Part	Function	Package / Case	Mounting Type	Supplier Device Package	Test Condition [Min]	Test Condition [Max]	Polarization	Current - Supply (Max)	Features	Operating Temperature [Min]	Operating Temperature [Max]	Sensing Range	Voltage - Supply [Max]	Voltage - Supply [Min]	Output Type	Technology	Sensing Range [Min]	Sensing Range [Max]	Sensing Range [Min] [custom]	Sensing Range [Min] [custom]	Sensing Range [Max] [custom]	Sensing Range [Max] [custom]
Silicon Labs SI7201-B-85-IV	Omnipolar Switch	SC-59 SOT-23-3 TO-236-3	Surface Mount	SOT-23-3	-40 °C	125 °C	North Pole South Pole	400 nA	Tamper Detection	-40 °C	125 °C	1.4 mT 3.7 mT	5.5 V	1.71 V	Push-Pull	Hall Effect
Silicon Labs SI7201-B-22-IVR	Omnipolar Switch	SC-59 SOT-23-3 TO-236-3	Surface Mount	SOT-23-3	-40 °C	125 °C	North Pole South Pole	1.2 µA		-40 °C	125 °C	2.3 mT 4.9 mT	5.5 V	1.71 V	Open Drain	Hall Effect
Silicon Labs SI7201-B-12-IVR	Omnipolar Switch	SC-59 SOT-23-3 TO-236-3	Surface Mount	SOT-23-3	-40 °C	125 °C	North Pole South Pole	1.2 µA		-40 °C	125 °C	1.5 mT 3.7 mT	5.5 V	1.71 V	Open Drain	Hall Effect
Silicon Labs SI7201-B-84-IVR	Omnipolar Switch	SC-59 SOT-23-3 TO-236-3	Surface Mount	SOT-23-3	-40 °C	125 °C	North Pole South Pole	400 nA		-40 °C	125 °C	1.4 mT 3.7 mT	5.5 V	1.71 V	Push-Pull	Hall Effect
Silicon Labs SI7201-B-08-IV	Omnipolar Switch	SC-59 SOT-23-3 TO-236-3	Surface Mount	SOT-23-3	-40 °C	125 °C	North Pole South Pole	56.7 µA		-40 °C	125 °C	1.6 mT 3.4 mT	5.5 V	1.7 V	Open Drain	Hall Effect
Silicon Labs SI7201-B-00-FVR	Omnipolar Switch	SC-59 SOT-23-3 TO-236-3	Surface Mount	SOT-23-3	0 °C	70 °C	North Pole South Pole	400 nA		0 °C	70 °C		3.6 V	1.7 V	Push-Pull	Hall Effect	-2 mT -1.1 mT	1.1 mT 2 mT
Silicon Labs SI7201-B-20-IVR	Omnipolar Switch	SC-59 SOT-23-3 TO-236-3	Surface Mount	SOT-23-3	-40 °C	125 °C	North Pole South Pole	400 nA		-40 °C	125 °C	2.3 mT 4.9 mT	5.5 V	1.71 V	Open Drain	Hall Effect
Silicon Labs SI7201-B-11-IBR	Omnipolar Switch	TO-226-3 TO-92-3	Through Hole	TO-92-3	-40 °C	125 °C	North Pole South Pole	420.7 µA		-40 °C	125 °C		5.5 V	1.71 V	Open Drain	Hall Effect			-2.8 mT	-1.1 mT	2.8 mT	1.1 mT
Silicon Labs SI7201-B-21-IV	Omnipolar Switch	SC-59 SOT-23-3 TO-236-3	Surface Mount	SOT-23-3	-40 °C	125 °C	North Pole South Pole	900 nA		-40 °C	125 °C	2.3 mT 4.9 mT	5.5 V	1.71 V	Open Drain	Hall Effect
Silicon Labs SI7201-B-84-IV	Omnipolar Switch	SC-59 SOT-23-3 TO-236-3	Surface Mount	SOT-23-3	-40 °C	125 °C	North Pole South Pole	400 nA		-40 °C	125 °C	1.4 mT 3.7 mT	5.5 V	1.71 V	Push-Pull	Hall Effect

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	Strip	1	$ 1.25
		5	$ 1.05
		10	$ 0.98
		25	$ 0.89
		50	$ 0.83
		100	$ 0.77
		500	$ 0.65

Description

General part information

SI7201 Series

Digital Switch Omnipolar Switch Open Drain Hall Effect SOT-23-3

Documents

Technical documentation and resources