Hall effect sensor Slkor SL1709SU featuring CMOS output and selectable magnetic thresholds for water meter

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Product Description

Product Overview

The SL170x Series is a high-performance, low-power Hall effect switch sensor designed for compact and battery-sensitive systems. It offers versatile magnetic field detection with selectable thresholds (26Gs, 36Gs, 48Gs) and full-polarity sensing. With a wide operating voltage range of 1.8V to 5.5V and low current consumption, it is ideal for applications such as laptop and tablet lid detection, TWS earbuds, mobile phones, electronic locks, valve position sensing, water/gas meters, flow meters, and non-contact detection. The sensor features CMOS push-pull output, excellent ESD performance (HBM 8KV), and is RoHS compliant.

Product Attributes

  • Brand: SLKOR (implied by website URL)
  • Certifications: RoHS compliant

Technical Specifications

Feature Specification Details
Power Consumption (25Hz version) 0.9uA @ 1.8V
Power Consumption (100Hz version) 2.4uA @ 1.8V
Power Consumption (500Hz version) 10.4uA @ 1.8V
Operating Voltage Range 1.8V ~ 5.5V
Magnetic Field Threshold (Bop) Selectable: 26Gs (Ultra-low), 36Gs (Low), 48Gs (High)
Polarity Detection Full-polarity (S-pole and N-pole)
Output Type CMOS Push-Pull
Available Packages SOT-23-3L, TO-92S, HFBP1010-4L
Operating Temperature Range -40 ~ 125
ESD Performance HBM 8KV
Typical Applications Laptop/tablet lid detection, TWS earbuds, mobile phones, electronic locks, valve position sensing, water/gas meters, flow meters, non-contact detection
Pin Definitions (SOT-23-3L) 1: VDD, 2: OUTPUT, 3: GND
Pin Definitions (TO-92S) 1: VDD, 2: GND, 3: OUTPUT
Pin Definitions (HFBP1010-4L) 1: VDD, 2: GND, 3: NC, 4: Out
Model Naming Convention SL 170 X X X (Package): 3 (SOT-23-3L), 4 (HFBP1010-4L), 9 (TO-92S)
X (Threshold): H (48Gs), L (36Gs), U (26Gs)
X (Frequency): F (500Hz), T (100Hz), S (25Hz)
Absolute Maximum Ratings (TA=+25) VDD 6V
VDD_REV (Reverse Supply Voltage) -0.3V
IOUTPUT (Output Drive Current) 5mA
TSTG (Storage Temperature Range) -50+150
TJ (Max Junction Temperature) +150
Reference Operating Conditions (TA=+25) VDD (Operating Voltage) 1.8V ~ 5.5V
TA (Operating Temperature) -40 ~ 125
Electrical Parameters (SL170XFX, TA=+25, VDD=1.8V) IDD(AVG) (Average Current) 10.4uA
Electrical Parameters (SL170XTX, TA=+25, VDD=1.8V) IDD(AVG) (Average Current) 2.4uA
Electrical Parameters (SL170XSX, TA=+25, VDD=1.8V) IDD(AVG) (Average Current) 0.9uA
Magnetic Parameters (SL170XH Series) BOPS (Pickup Point, Positive) 38 ~ 58 Gauss (Typ. 48 Gauss)
BRPS (Release Point, Positive) 18 ~ 38 Gauss (Typ. 28 Gauss)
BOPN (Pickup Point, Negative) -58 ~ -38 Gauss (Typ. -48 Gauss)
BRPN (Release Point, Negative) -38 ~ -18 Gauss (Typ. -28 Gauss)
BHY (Hysteresis) -20 Gauss
Magnetic Parameters (SL170XL Series) BOPS (Pickup Point, Positive) 26 ~ 46 Gauss (Typ. 36 Gauss)
BRPS (Release Point, Positive) 10 ~ 30 Gauss (Typ. 20 Gauss)
BOPN (Pickup Point, Negative) -46 ~ -26 Gauss (Typ. -36 Gauss)
BRPN (Release Point, Negative) -30 ~ -10 Gauss (Typ. -20 Gauss)
BHY (Hysteresis) -16 Gauss
Magnetic Parameters (SL170XU Series) BOPS (Pickup Point, Positive) 16 ~ 36 Gauss (Typ. 26 Gauss)
BRPS (Release Point, Positive) 4 ~ 24 Gauss (Typ. 14 Gauss)
BOPN (Pickup Point, Negative) -36 ~ -16 Gauss (Typ. -26 Gauss)
BRPN (Release Point, Negative) -24 ~ -4 Gauss (Typ. -14 Gauss)
BHY (Hysteresis) -12 Gauss
Ordering Information (Example) SL1703FH SOT-23-3L, 48Gauss, 500Hz, -40~125, SPQ: 3000
SL1709TL TO-92S, 36Gauss, 100Hz, -40~125, SPQ: 1000
SL1704SL HFBP1010-4L, 36Gauss, 25Hz, -40~125, SPQ: 10000
Package Dimensions SOT-23-3L See Datasheet Figure 15
TO-92S See Datasheet Figure 16
FBP1010-4L See Datasheet Figure 17

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Company Changsha Purple Horn E-Commerce Co., Ltd.
Location 2332 Kaibin Commercial Plaza, No. 419 Shaoshan Middle Road, Shazitang Street, Yuhua District, Changsha City, Hunan Province
Contact Person Coral

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