TND731E4 no.7991-1/3 features ? ultrasmall package permitting applied sets to be small and slim. ? especially suited for use in electret condenser microphone for audio equipments and telephones. ? excellent voltage characteristics. ? excellent noise characteristics. specifications absolute maximum ratings at ta=25 c parameter symbol conditions ratings unit input voltage v in --1 to 1 v output voltage v out 0.5 to 7 v allowable power dissipation p d 100 mw storage temperature tstg --55 to +150 c operating temperature topr 0 to +70 c electrical characteristics at ta=25 c ratings parameter symbol conditions min typ max unit supply voltage v dd 1.5 5 v input capacitance ciss v dd =2v, f=1mhz 3 pf consumption current i dd v in =0, v dd =2v, rl=15k w 60 90 m a [ta=25?c, v dd =2.0v, r l =15k w , cin=5pf, see specified test circuit.] voltage gain g v f=1khz, v in =10mv --5 db reduced voltage characteristics d g vv f=1khz, v in =10mv, v cc =2.0 ? 1.5v --0.3 db frequency characteristics d g vf f=1khz ? 110hz 0 db total harmonic distortion thd f=1khz, v in =30mv 0.1 % output noise voltage v no v in =0, a curve --113 db marking : at 21005ig ts im tb-00001126 any and all sanyo products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft's control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. consult with your sanyo representative nearest you before using any sanyo products described or contained herein in such applications. sanyo assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all sanyo products described or contained herein. sanyo electric co.,ltd. semiconductor company tokyo office tokyo bldg., 1-10, 1 chome, ueno, taito-ku, tokyo, 110-8534 japan TND731E4 p-channel silicon mosfet electret condenser microphone applications ordering number : enn7991
TND731E4 no.7991-2/3 package dimensions unit : mm 2235 test circuit voltage gain frequency characteristics distortion reduced voltage characteristics output impedance osc 5pf + 33 m f 15k w v dd =2v v dd =1.5v v a b vtvm thd 1 : out 2 : gnd 3 : in 4 : in sanyo : ecsp1208-4 bottom view 0.8 1.2 0.5 0.5 0.2 0.2 0.3 0.8 0.3 0.05 0.05 0.05 12 43 2 1 3 4 top view 0.015 0.05 0.8 1.2 marking 0.5 0 1.5 1.0 2.0 3.0 2.5 3.5 4.5 5.0 4.0 300 250 200 150 100 50 0 i dd -- v dd supply voltage , v dd -- v consumption current , i dd -- m a it07547 r l =15k w 0.5 0 1.5 1.0 2.0 3.0 2.5 3.5 4.5 5.0 4.0 -- 2 -- 4 -- 6 -- 8 --10 g v -- v dd supply voltage , v dd -- v voltage gain , g v -- dbv it07548 cin=5pf r l =15k w v in =10mv f=1khz
TND731E4 no.7991-3/3 specifications of any and all sanyo products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer's products or equipment. to verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer's products or equipment. sanyo electric co., ltd. strives to supply high-quality high-reliability products. however, any and all semiconductor products fail with some probability. it is possible that these probabilistic failures could give rise to accidents or events that could endanger human lives, that could give rise to smoke or fire, or that could cause damage to other property. when designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. such measures include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design. in the event that any or all sanyo products(including technical data,services) described or contained herein are controlled under any of applicable local export control laws and regulations, such products must not be exported without obtaining the export license from the authorities concerned in accordance with the above law. no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or any information storage or retrieval system, or otherwise, without the prior written permission of sanyo electric co. , ltd. any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. when designing equipment, refer to the "delivery specification" for the sanyo product that you intend to use. information (including circuit diagrams and circuit parameters) herein is for example only ; it is not guaranteed for volume production. sanyo believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. this catalog provides information as of february, 2005. specifications and information herein are subject to change without notice. ps voltage gain , g v -- dbv g v -- f frequency characteristics , f -- hz input voltage , v in -- mvrms it07545 1.0 10 23 57 23 57 23 57 100 1000 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 total harmonic distortion, thd -- % thd -- v in v dd =2v cin=5pf r l =15k w ciss -- v dd 1.0 23 57 1.0 7 5 3 2 supply voltage , v dd -- v ciss -- pf v dd =2v f=1mhz it07546 100 120 80 60 40 20 0 0 20 40 60 80 100 120 140 160 itr02650 p d -- ta ambient temperature, ta -- c allowable power dissipation, p d -- mw 7 5 3 27 5 3 2 10 100 1k 7 5 3 2 10k --4.5 --5.0 --5.5 --6.0 it07577 v dd =2v cin=5pf r l =15k w v in =10mv
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