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1/16 www.rohm.com 2011.08 - rev.b ? 2011 rohm co., ltd. all rights reserved. operational amplifier / comparator series automotive operational amplifiers: ground sense ba2904yf-c,BA2904YFVM-C,b a2902yf-c,ba2902yfv-c description automotive series ba2904y family and ba2902y family integrate two or four independent op-amps and phase compensation capaci tors on a single chip and have some features of high-gain, low power consumption, and operating voltage range of 3[v] to 32[v] (single power supply ). features 1) operable with a single power supply 2) wide operating supply voltage +3.0[v] +32.0[v]( single supply) 3) standard op-amp pin-assignments 4) input and output are operable gnd sense 5) internal phase compensation type 6) low supply current 7) high open loop voltage gain 8) internal esd protection human body model (hbm) 5000[v](typ.) 9) wide temperature range -40[ ] +125[ ] pin assignment ba2904y family ba2902y family automotive series dual quad msop8 sop8 sop14 ssop-b14 ba2904yf-c BA2904YFVM-C ba2902yf-c ba2902yfv-c out1 - in1 +in1 vee 1 2 3 4 8 7 6 5 vcc out2 - in2 + in2 ch1 ch2 1 2 3 4 5 6 7 9 8 ch4 ch2 ch3 ch1 out1 -in1 +in1 vcc +in2 - in2 out2 vee out4 -in4 +in4 +in3 -in3 out3 13 12 11 14 10 no.11049ebt23
technical note 2/16 ba2904yf-c,BA2904YFVM-C,b a2902yf-c,ba2902yfv-c www.rohm.com 2011.08 - rev.b ? 2011 rohm co., ltd. all rights reserved.
technical note 3/16 ba2904yf-c,BA2904YFVM-C,b a2902yf-c,ba2902yfv-c www.rohm.com 2011.08 - rev.b ? 2011 rohm co., ltd. all rights reserved. ? ? R?
technical note 4/16 ba2904yf-c,BA2904YFVM-C,b a2902yf-c,ba2902yfv-c www.rohm.com 2011.08 - rev.b ? 2011 rohm co., ltd. all rights reserved. ? ? R?
technical note 5/16 ba2904yf-c,BA2904YFVM-C,b a2902yf-c,ba2902yfv-c www.rohm.com 2011.08 - rev.b ? 2011 rohm co., ltd. all rights reserved. 0 200 400 600 800 1000 0 25 50 75 100 125 150 ambient temperature [ ? ?
technical note 6/16 ba2904yf-c,BA2904YFVM-C,b a2902yf-c,ba2902yfv-c www.rohm.com 2011.08 - rev.b ? 2011 rohm co., ltd. all rights reserved. -8 -6 -4 -2 0 2 4 6 8 -50 - 25 0 25 50 75 100 125 150 ambient temperature [
technical note 7/16 ba2904yf-c,BA2904YFVM-C,b a2902yf-c,ba2902yfv-c www.rohm.com 2011.08 - rev.b ? 2011 rohm co., ltd. all rights reserved. 0 200 400 600 800 1000 0 25 50 75 100 125 150 ambient temperature [ ? ?
technical note 8/16 ba2904yf-c,BA2904YFVM-C,b a2902yf-c,ba2902yfv-c www.rohm.com 2011.08 - rev.b ? 2011 rohm co., ltd. all rights reserved. -8 -6 -4 -2 0 2 4 6 8 -50 - 25 0 25 50 75 100 125 150 ambient temperature [
technical note 9/16 ba2904yf-c,BA2904YFVM-C,b a2902yf-c,ba2902yfv-c www.rohm.com 2011.08 - rev.b ? 2011 rohm co., ltd. all rights reserved. v
technical note 10/16 ba2904yf-c,BA2904YFVM-C,b a2902yf-c,ba2902yfv-c www.rohm.com 2011.08 - rev.b ? 2011 rohm co., ltd. all rights reserved. a a v v
technical note 11/16 ba2904yf-c,BA2904YFVM-C,b a2902yf-c,ba2902yfv-c www.rohm.com 2011.08 - rev.b ? 2011 rohm co., ltd. all rights reserved. 0 200 400 600 800 1000 0 25 50 75 100 125 150 ambient temperature [ ????? ` M ?? ?? ? ? M p [w] `
technical note 12/16 ba2904yf-c,BA2904YFVM-C,b a2902yf-c,ba2902yfv-c www.rohm.com 2011.08 - rev.b ? 2011 rohm co., ltd. all rights reserved.
technical note 13/16 ba2904yf-c,BA2904YFVM-C,b a2902yf-c,ba2902yfv-c www.rohm.com 2011.08 - rev.b ? 2011 rohm co., ltd. all rights reserved. 2.10 common-mode rejection ratio (cmrr) signifies the ratio of fluctuat ion of the input offset voltage when the in-phase input voltage is changed (dc fluctuation). cmrr = (change in input common-mode volt age) / (input offset fluctuation) 2.11 power supply rejection ratio (psrr) denotes the ratio of fluctuation of the input offset voltage when supply voltage is changed (dc fluctuation). svr = (change in power supply voltage) / (input offset fluctuation) 2.12 output source current/ output sink current (ioh/iol) the maximum current that can be output under specific output conditions, it is divided into output source current and output sink current. the output source current indicates the current flowing out of the ic, and the output sink current the current flowing into the ic. 2.13 channel separation (cs) expresses the amount of fluctuation of the input offset voltage or output volt age with respect to the change in the output voltage of a driven channel. 2.14 slew rate (sr) indicates the time fluctuation ratio of the output voltage when an input step signal is supplied. 2.15 gain bandwidth product (gbw) the product of the specified signal fr equency and the gain of the op-amp at such frequency, it gives the approximate value of the frequency where the ga in of the op-amp is 1 (maximum frequency, and unity gain frequency)
technical note 14/16 ba2904yf-c,BA2904YFVM-C,b a2902yf-c,ba2902yfv-c www.rohm.com 2011.08 - rev.b ? 2011 rohm co., ltd. all rights reserved. ??R ?
technical note 15/16 ba2904yf-c,BA2904YFVM-C,b a2902yf-c,ba2902yfv-c www.rohm.com 2011.08 - rev.b ? 2011 rohm co., ltd. all rights reserved. ? order quantity needs to be multiple of the minimum quantity. embossed carrier tape tape quantity direction of feed the direction is the 1pin of product is at the upper left when you hold reel on the left hand and you pull out the tape on the right hand 2500pcs e2 () direction of feed reel 1pin (unit : mm) sop8 0.90.15 0.3min 4 + 6 ? 4 0.17 +0.1 - 0.05 0.595 6 43 8 2 5 1 7 5.00.2 6.20.3 4.40.2 (max 5.35 include burr) 1.27 0.11 0.420.1 1.50.1 s 0.1 s (unit : mm) sop14 7 14 1.27 0.11 1 8 0.3min 8.7 0.2 0.4 0.1 0.15 0.1 1.5 0.1 6.2 0.3 4.4 0.2 (max 9.05 include burr) 0.1 ? order quantity needs to be multiple of the minimum quantity. embossed carrier tape tape quantity direction of feed the direction is the 1pin of product is at the upper left when you hold reel on the left hand and you pull out the tape on the right hand 2500pcs e2 () direction of feed reel 1pin ? order quantity needs to be multiple of the minimum quantity. embossed carrier tape tape quantity direction of feed the direction is the 1pin of product is at the upper left when you hold reel on the left hand and you pull out the tape on the right hand 2500pcs e2 () direction of feed reel 1pin (unit : mm) ssop-b14 8 7 14 1 0.10 6.4 0.3 4.4 0.2 5.0 0.2 0.22 0.1 1.15 0.1 0.65 0.15 0.1 0.3min. 0.1
technical note 16/16 ba2904yf-c,BA2904YFVM-C,b a2902yf-c,ba2902yfv-c www.rohm.com 2011.08 - rev.b ? 2011 rohm co., ltd. all rights reserved. direction of feed reel ? order quantity needs to be multiple of the minimum quantity. embossed carrier tape tape quantity direction of feed the direction is the 1pin of product is at the upper right when you hold reel on the left hand and you pull out the tape on the right hand 3000pcs tr () 1pin (unit : mm) msop8 0.08 s s 4.00.2 8 3 2.80.1 1 6 2.90.1 0.475 4 57 (max 3.25 include burr) 2 1pin mark 0.9max 0.750.05 0.65 0.080.05 0.22 +0.05 ?0.04 0.60.2 0.290.15 0.145 +0.05 ?0.03 4 + 6 ?4
r1120 a www.rohm.com ? 2011 rohm co., ltd. all rights reserved. notice rohm customer support system http://www.rohm.com/contact/ thank you for your accessing to rohm product informations. more detail product informations and catalogs are available, please contact us. notes no copying or reproduction of this document, in part or in whole, is permitted without the consent of rohm co.,ltd. the content specied herein is subject to change for improvement without notice. the content specied herein is for the purpose of introducing rohm's products (hereinafter "products"). if you wish to use any such product, please be sure to refer to the specications, which can be obtained from rohm upon request. examples of application circuits, circuit constants and any other information contained herein illustrate the standard usage and operations of the products. the peripheral conditions must be taken into account when designing circuits for mass production. great care was taken in ensuring the accuracy of the information specied in this document. however, should you incur any damage arising from any inaccuracy or misprint of such information, rohm shall bear no responsibility for such damage. the technical information specied herein is intended only to show the typical functions of and examples of application circuits for the produc ts. rohm does not grant you, explicitly or implicitly, any license to use or exercise intellectual property or other rights held by rohm and other parties. rohm shall bear no responsibility whatsoever for any dispute arising from the use of such technical information. the products specied in this document are intended to be used with general-use electronic equipment or devices (such as audio visual equipment, ofce-automation equipment, commu- nication devices, electronic appliances and amusement devices). the products specied in this document are not designed to be radiation tolerant. while rohm always makes efforts to enhance the quality and reliability of its products, a product may fail or malfunction for a variety of reasons. please be sure to implement in your equipment using the products safety measures to guard against the possibility of physical injury, re or any other damage caused in the event of the failure of any product, such as derating, redundancy, re control and fail-safe designs. rohm shall bear no responsibility whatsoever for your use of any product outside of the prescribed scope or not in accordance with the instruction manual. the products are not designed or manufactured to be used with any equipment, device or system which requires an extremely high level of reliability the failure or malfunction of which may result in a direct threat to human life or create a risk of human injury (such as a medical instrument, transportation equipment, aerospace machinery, nuclear-reactor controller, fuel- controller or other safety device). rohm shall bear no responsibility in any way for use of any of the products for the above special purposes. if a product is intended to be used for any such special purpose, please contact a rohm sales representative before purchasing. if you intend to export or ship overseas any product or technology specied herein that may be controlled under the foreign exchange and the foreign trade law, you will be required to obtain a license or permit under the law.

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