View TLE4905G07_4599895.PDF datasheet online --- IC-ON-LINE

Datasheet File OCR Text:

data sheet, v1.3, dec 2007 uni- and bipolar hall ic switches for magnetic field applications tle4905g; tle4935g; tle4945-2g sensors never stop thinking.
edition 2007-12-05 published by infineon technologies ag, am campeon 1-12, 81726 mnchen, germany ? infineon technologies ag 2007. all rights reserved. attention please! the information herein is given to descri be certain components and shall not be cons idered as a guarantee of characteristics. terms of delivery and rights to technical change reserved. we hereby disclaim any and all warranties, including but not lim ited to warranties of non-infringement, regarding circuits, descriptions and charts stated herein. information for further information on technology, de livery terms and conditions and prices please contact your nearest infineon technologies office ( www.infineon.com ). warnings due to technical requirements component s may contain dangerous substances. fo r information on the types in question please contact your nearest infineon technologies office. infineon technologies components may only be used in life-supp ort devices or systems with th e express written approval of infineon technologies, if a failure of such components can r easonably be expected to cause the failure of that life-support device or system, or to affect the safety or effectiveness of that de vice or system. life support devices or systems are intend ed to be implanted in the human body, or to support and/or mainta in and sustain and/or protect hu man life. if they fail, it is reasonable to assume that the health of th e user or other person s may be endangered.
uni- and bipolar hall ic switches for magnetic field applications tle4905g; tle4935g; tle4945-2g sot-89 data sheet 3 v1.3, 2007-12-05 features ? digital output signal ? for unipolar and alternating magnetic fields ? large temperature range ? temperature compensated magnetic performance ? protection against reversed polarity ? output protection against electrical disturbances type marking ordering code package tle4905g 05 q62705-k402 sot-89 tle4935g 35 q62705-k404 sot-89 tle4945-2g 45 2 q62705-k403 sot-89 tle4905/35/45-2 (unipolar/bipolar magne tic field switches) have been designed specifically for automotive and industrial applications. reverse polarity protection is included on-chip as is output protecti on against negative voltage transients. typical applications are position/proximity indicators, brushless dc motor commutation, rotational indexing etc.
data sheet 4 v1.3, 2007-12-05 tle4905g; tle4935g; tle4945-2g pin configuration (view on branded side of component) 1 aep02150 2.25 ?.2 ?.2 123 sensitive area center of figure 1 pin definitions and funtions pin no. symbol function 1 v s supply voltage 2 gnd ground 3 q output
tle4905g; tle4935g; tle4945-2g data sheet 5 v1.3, 2007-12-05 circuit description the circuit includes hall generator, amplifier and schmitt-trigger on one chip. the internal reference provides the supply vo ltage for the components. a magnetic field perpendicular to the chip surface induces a voltage at the hall probe. this voltage is amplified and switches a schmitt-trigger wit h open-collector output. a protection diode against reverse power supply is integrated . the output is protec ted against electrical disturbances. aeb01243 hall- generator v s v ref output stage schmitt- trigger amplifier threshold generator v s 1 q 3 2 gnd figure 2 block diagram
data sheet 6 v1.3, 2007-12-05 tle4905g; tle4935g; tle4945-2g functional description unipolar type tle4905 (figure 3 and 4) when a positive magnetic field is applied in the indicated direction ( figure 3 ) and the turn-on magnetic induction b op is exceeded, the output of the hall-effect ic will conduct (operate point). when the magnetic field is reduced to a value smaller than the release point, the output of the ic turns off (release point; figure 4 ). aes01231 s n branded side + v s - v q + figure 3 sensor/magnetic-field configuration aed01420 induction output voltage 0 b rp op b b t v qh v ql q v t figure 4 switching charac teristics unipolar type
tle4905g; tle4935g; tle4945-2g data sheet 7 v1.3, 2007-12-05 functional description bipolar type tle4935/45-2 (figure 5 and 6) when a positive magnetic field is applied in the indicated direction ( figure 5 ) and the turn-on magnetic induction b op is exceeded, the output of the hall-effect ic will conduct (operate point). the output state does no t change unless a reverse magnetic field exceeding the turn-off magnetic induction | b rp | is exceeded. in this case the output will turn off (release point; figure 6 ). aes01231 s n branded side + v s - v q + figure 5 sensor/magnetic-field configuration aed01421 induction output voltag e 0 b rp op b b t v qh v ql q v t figure 6 switching characteristics bipolar type
absolute maximum ratings t j = ? 40 to 150 c parameter symbol limit values unit remarks min. max. supply voltage v s ? 40 32 v ? supply voltage v s ? 40 v t < 400 ms; = 0.1 output voltage v q ? 32 v ? output current i q ? 100 ma ? output reverse current ? i q ? 100 ma ? junction temperature t j ? 40 150 c ? storage temperature t stg ? 50 150 c ? thermal resistance r th ja ? 100 k/w ? data sheet 8 v1.3, 2007-12-05 tle4905g; tle4935g; tle4945-2g note: stresses above those listed here ma y cause permanent damage to the device. exposure to absolute maximum rating condi tions for extended periods may affect device reliability. operating range parameter symbol limit values unit remarks min. max. supply voltage v s 4.0 24 v ? junction temperature t j ? 40 150 c ? note: in the operating range the functions giv en in the circuit description are fulfilled.
ac/dc characteristics 4.0 v v s 24 v; ? 40 c t j 150 c parameter symbol limit values unit test condition test circuit min. typ. max. supply current i i shigh i slow 1.6 ? ? ? 2.5 3.5 5.0 ? ? ma ma ma b < b rp b > b op 1 1 1 output saturation voltage v qsat ? 0.25 0.5 v i q = 40 ma 1 output leakage current i ql ? ? 10 a v q = 18 v 1 rise/fall time t r / t f ? ? 1 s r l = 1.2 k c l 33 pf 1 tle4905g; tle4935g; tle4945-2g data sheet 9 v1.3, 2007-12-05 note: the listed characteristics are ensured over the operating range of the integrated circuit. typical characteristics specify me an values expected over the production spread. if not otherwise specified, typical characteristics apply at t j = 25 c and the given supply voltage.
magnetic characteristics 4.0 v v s 24 v parameter symbol limit values unit tle4905 unipolar tle4935 bipolar latch tle4945-2 bipolar switch min. max. min. max. min. max. junction temperature t j = ? 40 c turn-on induction turn-off induction hysteresis (b op -b rp ) b op b rp b h 7.5 5.5 2 19 17 6.5 10 ? 20 20 20 ? 10 40 ? 3 ? 6 1 6 3 5 mt mt mt junction temperature t j = 25 c turn-on induction turn-off induction hysteresis (b op -b rp ) b op b rp b h 7 5 2 18 16 6 10 ? 20 20 20 ? 10 40 ? 3 ? 6 1 6 3 5 mt mt mt junction temperature t j = 85 c turn-on induction turn-off induction hysteresis (b op -b rp ) b op b rp b h 6.5 4.5 2 17.5 15 5.5 10 ? 20 20 20 ? 10 40 ? 3 ? 6 1 6 3 5 mt mt mt junction temperature t j = 150 c turn-on induction turn-off induction hysteresis (b op -b rp ) b op b rp b h 6 4 2 17 14 5 10 ? 20 20 20 ? 10 40 ? 3 ? 6 1 6 3 5 mt mt mt data sheet 10 v1.3, 2007-12-05 tle4905g; tle4935g; tle4945-2g note: the listed characteristics are ensured over the operating range of the integrated circuit. typical characteristics specify mean values expected over the production spread. if not otherwise specified, typica l characteristics apply at t j = 25 c and the given supply voltage.
unipolar type tle4905 bipolar type tle4935 aes01244 s v s v 4.7 nf tle q gnd 4905/35/35-2/45-2 s q r l 3 2 1 c l + - aed01422 q b v v qh v ql 0 b rp op b b hy hy b b op rp b 0 ql v qh v v b q aed01246 q t 0.9 0.1 t r f t v v qh v qh v qh tle4905g; tle4935g; tle4945-2g data sheet 11 v1.3, 2007-12-05 figure 7 test circuit 1
aes01247 s v 4.7 nf q gnd 1.2 k 4.7 nf line v s mainframe signal sensor 3 2 1 ?
if not otherwise specified, all curves reflect typical values at t j = 25 c and v s = 12 v data sheet 13 v1.3, 2007-12-05 tle4905g; tle4935g; tle4945-2g quiescent current difference versus temperature aed01459 -40 s 0 50 100 200 0.25 0.5 0.75 1.0 ma q = 40 ma 150 ?c s slow shigh t j 0 =- quiescent current versus junction temperature aed01249 0 2 4 6 8 v q = high ma s -50 0 50 100 200 v s = 24 v = 4.0 v s v c t j saturation voltage versus output current aed02919 0 v q 20 40 60 100 0.2 v q ma 0.4 0.6 0.8 1.0 1.2 = -40 ?c = 125 ?c t j t j 0 4.0 v s _ < v 24 v _ < tle4905 operate-and release-point versus junction temperature aed03284 0 mt b -40 t ?c j 5 10 15 20 25 0 50 100 20 0 b opmax rpmax b b opmin rpmin b 4.0 v s _ < v 24 v _ <
data sheet 14 v1.3, 2007-12-05 tle4905g; tle4935g; tle4945-2g tle4935 operate-and release-point versus junction temperature aed03285 -20 mt b -40 t ?c j -10 0 10 20 30 0 50 100 20 0 b opmax rpmax b b opmin rpmin b 4.0 v s _ < v 24 v _ < tle4905 hysteresis versus junction temperature aed03287 0 mt b -40 t ?c j 0 50 100 20 0 hymax b hymin b 2 4 6 8 4.0 v s _ < v 24 v _ < ttle4945-2 operate-and release-point versus junction temperature aed03288 -18 mt -40 ?c 0 50 100 20 0 b opmax rpmax b b opmin rpmin b -12 -6 0 6 12 18 j t b 4.0 v < 24 v v s _ < _
tle4905g; tle4935g; tle4945-2g data sheet 15 v1.3, 2007-12-05 package outlines +0.1 2.75 1.6 1.5 45? 4.5 0.2 1.0 10? max 3 1.5 -0.15 acc. to +0.2 din 6784 b 0.1 0.2 2.5 0.1 0.25 4 0.35 0.1 0.2 b 0.15 0.25 0.5 +0.2 -0.1 0.45 0.15 m b sot-89 (smd)
revision hist ory:2007-12-05, v1.3 previous version: 2004-03-19, v1.2 page subjects (major changes since last revision) all tle4935-2g removed tle4905g; tle4935g; tle4945-2g data sheet 16 v1.3, 2007-12-05 for questions on technology, delivery and prices please contact the infineon technologies offices in germany or the infineon technologies companies and representatives worldwide: see our webpage at http://www.infineon.com we listen to your comments any information within this document that you feel is wrong, unclear or missing at all? your feedback will help us to continuousl y improve the quality of this document. please send your proposal (including a reference to this document) to: sensors@infineon.com
www.infineon.com published by infineon technologies ag

▲Up To Search▲

Price & Availability of TLE4905G07

	To Download TLE4905G07 Datasheet File
If you can't view the Datasheet, Please click here to try to view without PDF Reader .