ATS625LSGTN-T Allegro Microsystems Inc, ATS625LSGTN-T Datasheet
ATS625LSGTN-T
Specifications of ATS625LSGTN-T
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ATS625LSGTN-T Summary of contents
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Features and Benefits ▪ Highly repeatable over operating temperature range ▪ Tight timing accuracy over operating temperature range ▪ True zero-speed operation ▪ Air-gap–independent switchpoints ▪ Vibration immunity ▪ Large operating air gaps ▪ Defined power-on state ▪ Wide operating ...
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... Optimized Hall IC magnetic system ▪ Fast start-up ▪ AGC and reference adjust circuit ▪ Undervoltage lockout Selection Guide Part Number ATS625LSGTN Contact Allegro for additional packing options. 2 Some restrictions may apply to certain types of sales. Contact Allegro for details. Absolute Maximum Ratings ...
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ATS625LSG Valid at T Operating Characteristics operating parameters and T CC Characteristic ELECTRICAL CHARACTERISTICS Supply Voltage Undervoltage Lockout Reverse Supply Current 1 Supply Zener Clamp Voltage Supply Zener Current 2 Supply Current POWER-ON CHARACTERISTICS Power-On State ...
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ATS625LSG Operating Characteristics, continued typical operating parameters and T CC Characteristic OPERATING CHARACTERISTICS with 60+2 reference target Operational Air Gap Relative Timing Accuracy, Sequen- tial Mechanical Rising Edges Relative Timing Accuracy, Sequen- tial Mechanical Falling Edges ...
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ATS625LSG REFERENCE TARGET 60+2 Characteristics Symbol Outside Diameter D Outside diameter of target o Breadth of tooth, with respect to Face Width F branded face Length of tooth, with respect to Circular Tooth Length t branded face; measured at D ...
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ATS625LSG I Versus V CC(ON Voltage (V) I Versus V CC(OFF ...
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ATS625LSG Characteristic Data: Relative Timing Accuracy Relative Timing Accuracy Versus Speed Signature Tooth Rising Edge 0.5 mm Air Gap 1.5 1.0 0.5 0.0 -0.5 -1.0 -1.5 500 1000 1500 0 Target Speed, S (rpm) Relative Timing Accuracy Versus Speed Signature ...
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ATS625LSG Relative Timing Accuracy Versus Speed Signature Tooth Rising Edge 2.5 mm Air Gap 1.5 1.0 0.5 0.0 -0.5 -1.0 -1.5 500 1000 1500 0 Target Speed, S (rpm) Relative Timing Accuracy Versus Speed Signature Tooth Falling Edge 2.5 mm ...
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ATS625LSG Relative Timing Accuracy Versus Air Gap Signature Tooth Rising Edge T = –40, 0, 25, 85, 150 (° 50, 100, 500, 1000, 1500, 2000 (rpm) 2.0 1.5 1.0 0.5 0.0 -0.5 -1.0 -1.5 0.0 0.5 1.0 ...
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ATS625LSG Package Description The ATS625LSG is a combined Hall IC and rare-earth pellet configuration that is fully optimized to provide digital detec- tion of gear tooth edges. This device is integrally molded into a plastic body that has been optimized ...
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ATS625LSG Undervoltage Lockout When the supply voltage falls below the undervoltage lockout level the device switches to the OFF state. The device CCUV remains in that state until the voltage level is restored to to the V operating ...
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ATS625LSG Power-On State At power-on, the device is guaranteed to initialize in the OFF state, with V high. OUT First Edge Detection The device uses the first two mechanical edges to synchronize with the target features (tooth or valley) and ...
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ATS625LSG AGC (Automatic Gain Control) The AGC feature is implemented by a unique patented self- calibrating circuitry. After each power-on, the device measures the peak-to-peak magnetic signal. The gain of the circuit is then Differential Electrical Signal versus Target Rotation ...
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ATS625LSG SWITCHPOINTS Switchpoints in the ATS625 are a percentage of the amplitude of the signal after normalization with AGC. In operation, PROC the actual switching levels are determined dynamically. Two DACs track the peaks of V (see the ...
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ATS625LSG Magnetic Profile In order to establish the proper operating specification for a par- ticular IC and target system, a systematic evaluation of the mag- netic circuit should be performed. The first step is the generation of a magnetic map ...
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ATS625LSG ACCURACY While the update algorithm will allow the device to adapt to typical air gap variations, major changes in air gap can adversely affect switching performance. When characterizing IC perfor- mance over a significant air gap range, be sure ...
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ATS625LSG THERMAL CHARACTERISTICS may require derating at maximum conditions, see application information Characteristic Package Thermal Resistance *Additional information is available on the Allegro Web site. True Zero-Speed Low-Jitter High Accuracy Power Derating Symbol Test Conditions* Minimum-K PCB (single layer, single-sided, ...
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ATS625LSG The device must be operated below the maximum junction temperature of the device Under certain combinations of J(max) peak conditions, reliable operation may require derating sup- plied power or improving the heat dissipation properties of the application. ...
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ATS625LSG ESD – Human Body Model ESD – Machine Model Conducted Transients Direct RF Injection Bulk Current Injection TEM Cell *Please contact Allegro MicroSystems for EMC performance True Zero-Speed Low-Jitter High Accuracy Device Evaluation: EMC Characterization Only Test Name* Reference ...
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ATS625LSG 1.10 F 8.00±0.05 5.80±0.05 E1 1.70±0.10 4.70±0. 24.65±0.10 15.30±0.10 A 5.50±0.10 True Zero-Speed Low-Jitter High Accuracy Package SG, 4-Pin SIP 5.50±0.05 1. Branded E2 Face 0.71±0.05 0.60±0.10 0.40±0.10 1.0 REF 1.60±0.10 0.71±0.10 ...
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ATS625LSG Copyright ©2005-2009, Allegro MicroSystems, Inc. The products described herein are manufactured under one or more of the following U.S. patents: 5,264,783; 5,389,889; 5,442,283; 5,517,112; 5,581,179; 5,619,137; 5,621,319; 5,650,719; 5,686,894; 5,694,038; 5,729,130; 5,917,320; 6,091,239; 6,100,680; 6,232,768; 6,242,908; 6,265,865; 6,297,627; 6,525,531; ...