current sensor features ? package : mod. dil-14 (12 pin) ? double magnetic sensor chip (employing the magnetoresistive effect of thin film per- malloy) measures the magnetic field gen- erated by an internal current-carrying conductor ? measurable direct or alternating current i m up to 10a ? supply voltage 12 v ? no auxiliary field h x required ? it?s possible to overload the conductor (be- tween pin?s 8,9,10 and 11,12,13) with 300a for 10 ms at t amb = 25 c ZMC10D issue 2 - july 2006 issue 2 - july 2006 w ww.zetex.com ? zetex semiconductors plc 2006
zmc 10d absolute maximum ratings parameter symbol unit supply voltage v br 12 v supply current i br 20 ma measurable current at dc: absolut e value at ac: peak value i m 10 a operating temperature range t amb -25 to +100 c storage temperature range t stg -25 to +125 c electrical characteristics (at t amb = 25 c unless otherwise stated) parameter symbol min. typ. max. unit test conditions input-output-insulation (pin 7, 8, 9, 10, 11, 12 shorted together and pin 1, 2, 3, 4, 5, 6 shorted together) i i-o - - 5 na test voltage: 2000v dc test time: 1s bridge resistance r br 600 800 1300 ? temperature coefficient of bridge resistance t crbr -+0.3- %/k t amb = -25...+100c bridge supply current (con- stant current source) i br -13- ma t amb = -25...+100c offset coefficient of v outoff1 (current supply re- jection ratio) csrr - 1.5 2.5 mv/ma offset voltage (static, con- stant) v outoff1 - 19 ?32 mv i br =13ma and r br = 0.8k ? offset voltage (dynamic, nonlinear) v outoff2 -- 2 mv in dependence on i m and t amb temperature coefficient of v outoff1 t cvoff1 -35 - +35 v/k i br =13ma and r br = 0.8k ? open circuit sensitivity (absolute v out /i m , with off- set compensation, no dis- turbing field allowed) s a 2.7 3.9 5.1 mv/a i br =13ma and r br = 0.8k ? resistance of the conductor r - 0.7 - m ? i m 10a operating frequency f max 0-100 khz issue 2 - july 2006 w ww.zetex.com ? zetex semiconductors plc 2006
zmc 10d electrical characteristics (at t amb = 25 c unless otherwise stated) parameter symbol min. typ. max. unit test conditions temparature coefficient of s a t csi -- -0.12 %/k i br =13ma and r br = 0.8k ? output voltage range v out - ? < ? 10 0 mv i br =13ma and r br = 0.8k ? nonlinearity error of s a nle - |6| ? %i m1 = 1a; i m2 = 2a disturbance signal influence on disturbing field h d (v out =i m *s a + v outhd ) v outhd - 0.5 -mv i br =13m; r br = 0.8k ? and h d = 10a/m in 50mm distance to sensor equations of condition: v outoff1 [mv] = csrr [mv/ma] * i br [ma] csrr [mv/ma] = (r 34 + r 12 - r 24 - r 13 ) [ ?] * 0.5 (at i m = 0) pinning of magnetoresistive resistors: r 34 : between pin 3 and pin 4 r 12 : between pin 1 and pin 2 r 24 : between pin 2 and pin 4 r 13 : between pin 1 and pin 3 external connections: pin 2 shorted to pin 5 pin 1 shorted to pin 6 circuit connections: condition: pin4: +i br and pin 1,6: -i br pin 7, 8, 9 : +i m pin 2, 5: -v out and pin 3: +v out pin 10, 11, 12 : -i m pin 7, 8, 9 : -i m pin 2, 5: +v out and pin 3: -v out pin 10, 11, 12 : + i m devices are identified by type on the body of the device: ordering information: ZMC10D ..... ZMC10D ZMC10D.......... in boxes issue 2 - july 2006 w ww.zetex.com ? zetex semiconductors plc 2006
issue 2 - july 2006 w ww.zetex.com ? zetex semiconductors plc 2006 for international sales offices visit www.zetex.com/offices zetex products are distributed worldwide. for details, see www.zetex.com/salesnetwork this publication is issued to provide outline information only whic h (unless agreed by the company in writing) may not be used, applied or reproduced for any purpose or form part of any order or contact or be regarded as a representation relating to the products or services concerned. the company reserves the right to alter without notice the specif ication, design, price or conditions of supply of any product or service. europe zetex gmbh streitfeldstra?e 19 d-81673 mnchen germany telefon: (49) 89 45 49 49 0 fax: (49) 89 45 49 49 49 europe.sales@zetex.com americas zetex inc 700 veterans memorial highway hauppauge, ny 11788 usa telephone: (1) 631 360 2222 fax: (1) 631 360 8222 usa.sales@zetex.com asia pacific zetex (asia ltd) 3701-04 metroplaza tower 1 hing fong road, kwai fong hong kong telephone: (852) 26100 611 fax: (852) 24250 494 asia.sales@zetex.com corporate headquarters zetex semiconductors plc zetex technology park, chadderton oldham, ol9 9ll united kingdom telephone: (44) 161 622 4444 fax: (44) 161 622 4446 hq@zetex.com
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