DN8897 4.5±0.3 1.0 Unit : mm 4.0±0.3 5˚ 10.5±0.5 Hall IC (Operating Temperature Range Topr=–40 to + 100˚C, Operating in Alternative Magnetic Field) 2.0±0.3 0.7 DN8897/SE/TE/S 0.8±0.1 ■ Overview 1 2 3 1 : VCC 2 : GND 3 : Output 5˚ 2˚ 2˚ SSIP003-P-0000A (E-3S) DN8897SE Unit : mm (1.0) 0.55±0.15 0.4±0.1 2˚ (1.0) 4.52±0.3 4.52±0.3 • High sensitivity and low drift • Stable temperature characterstics due to the additional temperture compensator 0.43 – 0.05 5˚ ■ Features • Wide operating supply voltage range (VCC=4.5 to 16V) • Operatig in alternative magnetic field • TTL and MOS ICs directly drivable by output • Provided with the output pull-up resistors (typ 27kΩ) • “0” gauss point in the zero cross type hysteresis width +0.1 0.5±0.1 1.27 45˚ 12.5±06.5 The DN8897/SE/TE/S is a combination of a Hall element, amplifier, Schmidt circuit, and stabilized power supply/temperature compensator integrated on an identical chip by using the IC technology. It amplifies Hall element output at the amplifier, converts into a digital signal through the Schmidt circuit, and drives the TTL or MOS IC directly. (0.72) (0.4) 1.27 2 to 5˚ • Speed sensors • Position sensors • Rotation sensors • Keyboard switches • Microswitches 1 : VCC 2 : GND 3 : Output 2˚ R0.25 SSIP003-P-0000C (SE-3S) DN8897TE (0.6) Unit : mm (1.0) 10.0±0.6 (1.0) ■ Block Diagram 0.6±0.15 · DN8897/SE/TE 1 VCC 3 Output 1 2 3 SSIP003-P-0000B (TE-3S) Unit : mm 1 4 2 3 · DN8897S NC or GND Stabilized power supply temperature correction circuit 2 27kΩ 1 VCC 3 Output 0.3 to 0.5 3.0±0.3 5.4±0.4 4 Hall element Amp. Schmitt trigger GND Output stage ESOP004-P-0200 (SOH-4D) 1.5±0.3 0.95±0.2 Output stage 3.0±0.3 GND 0.6±0.2 Schmitt trigger 1 : VCC 2 : GND 3 : Output 0.4±0.2 2 1.2±0.1 (0.2) 1.6 27kΩ DN8897S Amp. 0.5±0.1 1.27 0.15 0 to 0.1 Stabilized power supply temperature correction circuit (0.7) 3.3±0.3 4.0±0.3 Note) This IC is not suitable for car electrical equipment. Hall element 1.54±0.1 1 2 3 ■ Applications 1 : VCC 2 : NC or GND 3 : Output 4 : GND ■ Absolute Maximum Ratings (Ta=25˚C) Symbol Rating Supply voltage Parameter VCC 18 Unit V Supply current ICC 8 mA Circuit current IO 20 mA mW Power dissipation PD 150 Operating ambient temperature Topr –40 to +100 ˚C Storage temperature Tstg –55 to +125 ˚C ■ Electrical Characteristics (Ta=25˚C) Parameter Symbol Operating flux density Condition min B1 (L→H) VCC=12V –12 B2 (H→L) VCC=12V Hysteresis width VCC=12V VCC=4.5 to16V, IO=12mA, B=12mT VCC=16V, IO=–30µA, B=–12mT VCC=4.5V, IO=–30µA, B=–12mT VCC=16V, VO=0V, B=–12mT BW VOL Output voltage VOH Output short-circuit current –IOS Supply current ICC typ max Unit –6 – 0.1 mT 0.1 6 12 mT 7 10 mT 0.4 V 14.7 V 2.9 V 0.4 0.9 mA VCC=16V 1 6 mA VCC=4.5V 1 5.5 mA ■ Hall Element Position · DN8897SE · DN8897S 1.0 1.5 1. 1.15 1.5 1.0 1.25 1.0 1.3 1.0 0 Unit : mm The center of the Hall element is in the hatched area in the right figure. · DN8897TE 1.0 1.63 1. 1.0 1.75 0 · DN8897 1.5 Distance from package surface to sensor (mm) DN8897 DN8897SE DN8897TE DN8897S 0.7 0.42 0.4 0.65 ■ Flux-Voltage Conversion Characteristics Output voltage (VO) Marking surface Applied flux direction B1 Flux density (B) B2 ■ Precaution on Use 1. Change of the operation magnetic flux density dose not depend on the supply voltage, because the stabilization power supply is built-in. (only for the range ; VCC = 4.5 to 16V) 2. Change from “H” to “L” level increases the supply current by approx. 1mA. ■ Characteristics Curve Supply Voltage – Ambient Temperature Operating Flux Density – Ambient Temperature Operating Flux Density – Supply Voltage 8 VCC =12V VCC=16V 5 4 VCC=4.5V 3 2 1 –50 –25 0 25 50 75 100 125 Output Low Level Voltage – Ambient Temperature 100 Output “L” Level Voltage (mV) to L Sample 1, BH Sample 2, BH to L 10 Sample 3, B H to L 0 Sample 1, BL to Sample 2, BL to H Sample 3, BL H –10 to H –20 Ambient Temperature (˚C) 90 20 VCC = 12V IO = 12mA 80 70 60 50 40 30 20 10 0 –50 –25 0 25 50 75 100 125 Ambient Temperature (˚C) Operating Flux Density (mT) Operating Flux Density (mT) Supply Current (mA) 6 0 Ta = 25˚C 20 7 BH to L 10 0 BL to H –10 –20 –50 –25 0 25 50 75 100 125 Ambient Temperature (˚C) 0 2 4 6 8 10 12 14 16 18 20 Supply Voltage (V) Request for your special attention and precautions in using the technical information and semiconductors described in this material (1) An export permit needs to be obtained from the competent authorities of the Japanese Government if any of the products or technologies described in this material and controlled under the "Foreign Exchange and Foreign Trade Law" is to be exported or taken out of Japan. (2) The technical information described in this material is limited to showing representative characteristics and applied circuit examples of the products. It does not constitute the warranting of industrial property, the granting of relative rights, or the granting of any license. (3) The products described in this material are intended to be used for standard applications or general electronic equipment (such as office equipment, communications equipment, measuring instruments and household appliances). Consult our sales staff in advance for information on the following applications: • Special applications (such as for airplanes, aerospace, automobiles, traffic control equipment, combustion equipment, life support systems and safety devices) in which exceptional quality and reliability are required, or if the failure or malfunction of the products may directly jeopardize life or harm the human body. • Any applications other than the standard applications intended. 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Panasonic is endeavoring to continually improve the quality and reliability of these materials but there is always the possibility that further rectifications will be required in the future. Therefore, Panasonic will not assume any liability for any damages arising from any errors etc. that may appear in this material. C. These materials are solely intended for a customer's individual use. Therefore, without the prior written approval of Panasonic, any other use such as reproducing, selling, or distributing this material to a third party, via the Internet or in any other way, is prohibited. 2001 MAR