Magnetoresistive Sensor ICs 005987 2SS52M Series Issue 2 Datasheet FEATURES 2SS52M-T3 2SS52M-T2 • High sensitivity: 25 Gauss maximum operate point allows for extended sensing distance or a smaller magnet • 3.8 Vdc to 30 Vdc supply voltage range 2SS52M • Omnipolar sensing: Activates with either North or South pole • Temperature range: -40 °C to 150 °C [-40 °F to 302 °F] • Digital current-sinking output 2SS52M-S SS552MT • RoHs compliant, meets Directive 2002/95/EC POTENTIAL APPLICATIONS Industrial • High frequency flow sensing in HVAC, water, fuel meters, and gas utility meters • Anti-tamper detection in water, electric, and gas utility meters DESCRIPTION • Liquid level detection The 2SS52M Series Digital Magnetoresistive Sensors are • Motor RPM sensing omnipolar, solid-state sensors with a built-in magnetoresistive • In-cylinder position sensing bridge integrated on silicon and encapsulated in a plastic Medical package. The integrated circuit also includes a band-gap • RPM sensing in exercise and rehabilitation equipment regulator and a digital output in response to very low magnetic • Magnetic interrupt in exercise and rehabilitation equipment fields. • Absence/presence detection in infusion pumps These sensor ICs may be operated with either a North or a • Position sensing of medication dispensing cabinet drawers South magnetic pole applied in parallel to the sensor IC. The • Incline position sensing in hospital beds polarity does not need to be identified, simplifying installation in White goods single pole applications and doubling the resolution in rotating • Lid, door and drawer position detection magnet applications. • Fluid flow detection These small and highly sensitive omnipolar devices have • Liquid level detection become a popular building block for flow metering, motor RPM and cylinder position sensing. PORTFOLIO The 2SS52M Series is part of Honeywell’s family of Digital They are available in five package styles: Magnetoresistive Sensor ICs: • 2SS52M: U-pack, 3-pin, in-line sensor IC with straight leads • SM351LT, SM353LT supplied in bulk packaging (1000 units per bag) • SM351RT, SM353RT, SM451R, SM453R • SS552MT: SOT-89B surface-mount sensor IC supplied on tape and reel which allows for compact design with automated component placement (1000 units per tape and reel) • 2SS52M-S: U-pack, 3-pin in-line, surface-mount sensor IC supplied in bulk packaging (1000 units per bag) • 2SS52M-T2: U-pack, 3-pin, in-line sensor IC with formed leads supplied in ammo pack tape-in-box (5000 units per box) • 2SS52M-T3: U-pack, 3-pin, in-line sensor IC with straight leads supplied in ammo pack tape-in-box (5000 units per box) Sensing and Productivity Solutions Magnetoresistive Sensor ICs 2SS52M Series Table 1. Electrical and Environmental Specifications (At V = 3.8 Vdc to 30 Vdc, T = -40 ºC to 150 ºC [-40 ºF to 302 ºF] except where otherwise specified.) supply A Characteristic Condition Min. Typ. Max. Unit Supply voltage no load 3.8 — 30 Vdc Supply current: operated 24 °C ±2 °C, 16 Vdc ±0.5 % V — 6 11 mA supply released 24 °C ±2 °C, 16 Vdc ±0.5 % V — 6 10 supply Output leakage current (released) — — — 10.0 μA Output voltage (operated) sinking, 20 mA max. — 0.25 0.40 V Outptut switching time: rise (10 % to 90 %) 1600 Ohm, 20 pF load — 0.2 1.5 μs fall (90 % to 10 % 1600 Ohm, 20 pF load — 0.1 1.5 Operating temperature range — -40 [-40] — 150 [302] °C [°F] Soldering temperature and time: SS552MT infrared reflow process: peak temperature 245 °C [473 °F] for 10 s max. all other catalog listings wave soldering process: 250 °C to 260 °C [482 °F to 500 °F] for 3 s max. Table 2. Magnetic Characteristics (At V = 3.8 Vdc to 30 Vdc.) supply Operate Release Differential Temperature Range Minimum Maximum Minimum Minimum Maximum -20 °C to 85 °C [-4 °F to 185 °F] — 25 Gauss 5 Gauss — 7 Gauss -40 °C to 150 °C [-40 °F to 302 °F] — 25 Gauss 4 Gauss — 8 Gauss Table 3. Absolute Maximum Specifications Characteristic Min. Typ. Max. Unit Supply voltage -0.5 — 30 Vdc Voltage externally applied to output: — — 30 OFF condition only Vdc -0.5 — — OFF or ON condition Output current — — 20 mA Storage temperature -40 [-40] — 150 [302] °C [°F] Magnetic flux — — no limit Gauss NOTICE CAUTION ELECTROSTATIC Absolute maximum ratings are the extreme limits the device will withstand SENSITIVE without damage to the device. Electrical and mechanical characteristics are DEVICES DO NOT OPEN OR HANDLE not guaranteed as maximum limits (above recommended operting conditions) EXCEPT AT A STATIC FREE WORKSTATION are approached, nor will the device necessarily operate at absolute maximum ratings. ESD SENSITIVITY: CLASS 2 2 sensing.honeywell.com Magnetoresistive Sensor ICs 2SS52M Series Figure 1. Block Diagram for Current Sinking Output (NPN) V (+) supply Output (0) N.H. Magnetoresistive Trigger circuit sensor and amplifier Ground (-) Figure 2. Magnet Alignment to the Sensor IC SS552MT All Other Catalog Listings (2SS52M shown) Table 2. Magnetic Characteristics (At V = 3.8 Vdc to 30 Vdc.) supply Operate Release Differential Temperature Range Minimum Maximum Minimum Minimum Maximum S N S N -20 °C to 85 °C [-4 °F to 185 °F] — 25 Gauss 5 Gauss — 7 Gauss -40 °C to 150 °C [-40 °F to 302 °F] — 25 Gauss 4 Gauss — 8 Gauss OR N S OR N S • Operated by magnetic fields (North or South pole) that are parallel to the sensor IC; arrows indicate direction of magnetic flux. • Due to the inherent high sensitivity of these sensor ICs, stray magnetic fields that are parallel to the sensor IC may affect operation. Sensing and Productivity Solutions 3 Magnetoresistive Sensor ICs 2SS52M Series Figure 3. Mounting Dimensions (For reference only. mm/in.) 2SS52M SS522MT 4,52 Sensor IC Sensor IC [0.178] Magnetic Sensor 1,57 1,70 [0.062] [0.067] 0,15 3,05 [0.006] [0.120] 2,49 2,39 4,17 2SSM [0.164] [0.098] [0.094] 4,52 [0.178] (+) (-) (0) 0,051 3X 0,150 3X 0,41 [0.002] [0.016] 1,37 [0.059] [0.054] 4,39 [0.173] 4,50 [0.177] 14,99 [0.59] (-) (0) (+) 3X 0,43 Max. 0,76 3X 0,38 [0.017] [0.030] [0.015] 2X 1,27 3X 0,38 [0.050] [0.015] 7,98 [0.314] 3,99 [0.157] 2,01 2,31 Max. SS522MT 1,75 [0.079] ø1,50 [0.091] [0.069] 1,41 Max. [0.059] Tape and Reel A [0.016] 0,10 Max. 5,51 [0.004] 11,99 [0.217] 5,84 Max. Top cover tape [0.472] [0.230] 5,00 1,91 A [0.197] [0.075] 4,60 [0.181] Section A-A 8,00 [0.315] 12,19 ø13,00 [0.480] 3X 1,50 Min. [0.512] Measured at hub [0.059] 13,39 Max. [0.724] ø33,02 [1.300] ø50,04 Min. [1.970] ø178,05 [7.01] Direction of feed from reel 4 sensing.honeywell.com Magnetoresistive Sensor ICs 2SS52M Series Figure 3. Mounting Dimensions (continued) 2SS52M-S 4,52 Sensor IC [0.178] 1,57 [0.062] 3,05 [0.120] 2SSM 1,52 3X 0,38 [0.06] [0.015] (-) (0) (+) 3X 0,43 Max. 3X 0,38 3X 0,38 [0.017] [0.015] [0.015] 2X 1,27 [0.050] 2SS52M-T2 Ammo pack tape-in-box Adhesive Tape Sensor IC 1 16,00 Sensor IC 1 Sensor IC 24 [0.63] 5,97 0,51 Max. [0.235] [0.020] 8,99 [0.354] Fold 24,05 [0.947] 18,01 [0.709] 2,54 Min. [0.100] Fold 6,35 2,54 Typ. [0.250] [0.100] ø3,99 [0.157] 12,7 [0.500] 2SS52M-T3 Ammo pack tape-in-box Adhesive Tape Sensor IC 1 Sensor IC 24 5,97 Sensor IC 1 [0.235] 0,51 Max. [0.020] 8,99 2,54 Min. Fold [0.354] [0.100] 24,05 [0.947] 18,01 [0.709] Fold 6,35 1,27 Typ. [0.250] [0.050] 12,7 [0.500] ø3,99 [0.157] Sensing and Productivity Solutions 5 Magnetoresistive Sensor ICs 2SS52M Series Table 4. Order Guide Catalog Listing Description Magnetoresistive sensor IC, omnipolar, U-pack, straight leads 14,99 mm 2SS52M [0.590 in] long, bulk packaging (1000 units per bag) Magnetoresistive sensor IC, omnipolar, SOT-89B surface-mount package, SS552MT tape and reel packaging (1000 units per reel) Magnetoresistive sensor IC, omnipolar, U-pack, surface-mount package, 2SS52M-S bulk packaging (1000 units per bag) Magnetoresistive sensor IC, omnipolar, U-pack, formed leads 14,99 mm 2SS52M-T2 [0.590 in] long, ammo pack tape-in-box packaging (5000 units per box) Magnetoresistive sensor IC, omnipolar, U-pack, straight leads 14,99 mm 2SS52M-T3 [0.590 in] long, ammo pack tape-in-box packaging (5000 units per box) 6 sensing.honeywell.com ADDITIONAL MATERIALS m WARNING The following associated literature is available on the Honeywell PERSONAL INJURY website at sensing.honeywell.com: DO NOT USE these products as safety or emergency stop • Product line guide devices or in any other application where failure of the product could result in personal injury. • Product range guide Failure to comply with these instructions could result in • SS552MT installation instructions death or serious injury. • Magnetic sensor IC selection chart • Application Notes: - Magnetoresistive sensors: Position and solid state sensor m WARNING - Blood Recovery System MISUSE OF DOCUMENTATION • Technical Notes: • The information presented in this product sheet is for - Solid-State Sensors Glossary of Terms reference only. 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