Page 23 - ipst-microbox_manual

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1.2.18 ἧǧ¨ÃµÃǨ¨ºÑ áÅÐÇ´Ñ Ê¹ÒÁáÁà‹ ËÅ¡ç : Magnetic field (µÍ‹ ¡ºÑ SER0-SER7)

㪌ÇÑ´¤ÇÒÁࢌÁ¢Í§Ê¹ÒÁáÁ‹àËÅç¡ ãˌ¼ÅÅѾ¸à»š¹áç´Ñ¹ºÇ¡àÁ×èÍ·ÔÈʹÒÁáÁ‹àËÅ硾‹Ø§ÍÍ¡
áÅжҌ ʹÒÁáÁà‹ ËÅ¡ç ¾§Ø‹ à¢ÒŒ ¨Ðã˼Œ Å໹š ź àÁÍ×è äÁÁ‹ ÊÕ ¹ÒÁáÁà‹ ËÅ¡ç ¨Ðä´¤Œ ҋ ¡ÅÒ§ 2.5V áÅФÇÒÁ
äÇ㹡ÒÃÇ´Ñ ¤Í× 1.3 mV µÍ‹ ¤ÇÒÁà¢ÁŒ ʹÒÁáÁà‹ ËÅ¡ç 1 à¡Òʏ (Gauss)

¤Ò‹ áç´¹Ñ ·äÕè ´Œ = 2.5 + (0.0013 N ¤ÇÒÁà¢ÁŒ ʹÒÁáÁà‹ ËÅ¡ç ã¹Ë¹Ç‹ Âà¡Òʏ : Gauss)

ÁÕǧ¨ÃáÅÐ˹ŒÒµÒ¢Í§á¼§Ç§¨Ã¹ÕéáÊ´§ã¹ÃÙ»·èÕ 1-18 ¤Ø³ÊÁºÑµÔ·Ò§à·¤¹Ô¤·èÕÊíҤѭÁմѧ¹Õé

l 㪌 UGN3503 «Öè§à»š¹ÍØ»¡Ã³µÃǨ¨Ñº»ÃÒ¡¯¡ÒóÎÍÅËÃ×ÍÎÍÅàͿ࿚¡µ (hall
effect)

l µÃǨ¨ÑºÊ¹ÒÁáÁ‹àËÅç¡·èÕÁÕ¤ÇÒÁäǶ֧ 23kHz
l áç´¹Ñ àÍÒµ¾ µØ ·¤èÕ ÇÒÁ˹Òá¹¹‹ ʹÒÁáÁà‹ ËÅ¡ç 0 G ¤Í× 2.5V ·äèÕ ¿àÅÂéÕ § +5V
l ¤ÇÒÁäÇ㹡Ò÷Òí §Ò¹ 1.30mV/G ·äÕè ¿àÅÂéÕ § +5V
l ¶ŒÒ¤‹Ò¤ÇÒÁ˹Òṋ¹Ê¹ÒÁáÁ‹àËÅç¡ÁÕ·Ôȷҧ໚¹ºÇ¡ ¤‹Òáç´Ñ¹àÍÒµ¾Øµ¨Ðà¾èÔÁÊÙ§
¢éÖ¹¨Ò¡ÃдѺ 0 à¡Òʏ«Öè§ÁÕ¤‹Òáç´Ñ¹à·‹Ò¡Ñº 2.5V áÅжŒÒËÒ¡¤ÇÒÁ˹Òṋ¹Ê¹ÒÁáÁ‹àËÅç¡ÁÕ·ÔÈ·Ò§
໚¹Åº ¤‹Òáç´Ñ¹àÍÒµ¾Øµ¨ÐŴŧ¨Ò¡ÃдѺáç´Ñ¹ 2.5V

UGN3503

Vout (V) B = +500 G

4.0

3.5

+Vcc 3.0
GND Vout B=0G

) Magnetic field 2.5

2.0

0.1/50V 1.5 B = -500 G +125
+V -40 -20 0 +25 +85

UGN3503 GND S ÍسËÀÙÁÔ㪌§Ò¹ (ͧÈÒà«Åà«ÕÂÊ)
Hall-effect
OUT +
sensor

û٠·èÕ 1-18 û٠Ãҋ §, ǧ¨Ã áÅСÃÒ¿¤³Ø ÊÁºµÑ ãÔ ¹¡Ò÷Òí §Ò¹¢Í§á¼§Ç§¨ÃµÃǨ¨ºÑ áÅÐÇ´Ñ ¤Ò‹ ʹÒÁáÁà‹ ËÅ¡ç
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