1、a s W EIA S P ECI FI CATI ON F EIA 520AAAC 90 = 3234b00 0073278 3 _. r- - -, ANSI/EIA-520MAC-l 990 APPROVED: August 21, 1989 Detail Specification for Switch, Non-Sensitive, Pushbutton 15.88 mrn of Mounting Hole EIA-520AAAC JANUARY, 1990 ELECTRON IC IN D USTRI ES ASSOCIATION ENGINEERING DEPARTMENT Th
2、e NECQ System EIA 520AAAC 90 m 3234b00 0073279 5 m NOTICE EIA Engineering Standards and Publications are designed to serve the public interest through eliminating misunderstandings between manufacturers and purchasers, facilitating interchangeability and improvement of products, and assisting the pu
3、rchaser in selecting and obtaining with minimum delay the proper product for his particular need. Existence of such Standards and Publications shall not in any respect preclude any member or nonmember of EIA from manufacturing or selling products not conforming to such Standards and Publications, no
4、r shall the existence of such Standards and Publications preclude their voluntary use by those other than EIA members, whether the standard is to be used either domestically or internationally. Recommended Standards and Publications are adopted by EIA without regard to whether or not their adoption
5、may involve patents on articles, materials, or processes. By such action, EIA does not assume any liability to any patent owner, nor does it assume any obligation whatever to parties adopting -the Recommended Standard or Publication. This EIA Specification is considered to have International Standar
6、dization implication, but the International Electrotechnical Commission activity has not progressed to the point where a valid comparison between the EIA Specification and the IEC document can be made. This Specification does not purport to address all safety problems associated with its use or all
7、applicable regulatory requirements. It is the responsibility of the user of this Specification to establish appropriate safety and health practices and to determine the applicability of regulatory limitations before its use. (From EIA Standards Proposal No. 2106 formulated under the cognizance of th
8、e EIA P- 13.3 Subcommittee on Non-Sensitive Pushbutton and Keyboard Switches.) APPROVED FOR USE IN THE NECQ SYSTEM AS NQ/EIA-520AAAC. COPYRIGHT 1990 Published by ELECTRONIC IN DUSTRIES ASSOCIATION Engineering Department 2001 Pennsylvania Ave, N.W. Washington, D.C. 20006 (Temporary Headquaoers 1722 E
9、ye St., N.W., Washington, D.C. 20006) PRICE: $1 1 .O0 All rights reserved Printed in U.S.A. EIA 520AAAC 90 3234600 0073280 1 EIA- 5 2 OAAAC Page 1 SYSTEM STANDARDS ORGANIZATION Electronic Industries Association 2001 Eye Street Washington, D.C. 20006 G E N E RI C S P E CI F IC AT i ON NUM BE R ELECTR
10、CNIC CCMPGNENTS OF ASSESSED - EIA- 5 20 O O O O QUALITY IN ACCORDANCE WITH - EIA-520A000 OUTLINE DRAWING Maximum enclosure dimensions, MM (inches) 17.59 .690) sq. t-l- I 7.67 .302) 1?.614) sq. Note: Originaldimensions are in inches See figures 1.2, and 3 for detail dimensions D ETA 1 L SPEC I FI CAT
11、 ION NUMBER EIA- 5 20 AAAC _ BLANK DETAIL S P EC I F 1 C AT1 ON N UM BE R EIA- 5 2 0-0 O PRODUCT DESCRIPTION Illuminated and non- illuminated pushbutton switch 16.00 (-630) sq. mounting hole one and two poles 1 amp. 125 vac Momentary or maintained action or ind ica tor version ELECTRICAL CIRCUIT 3 o
12、-+-+ 4 CPST-NO-DB 1, ldp-43 4 d-u, DPST-NO-DB 1 20 : SPST Observe proper terminal identification TYPICAL CONSTRUCTION Plastic housing with integral mounting tabs Plastic display A P PLI CAT I O N Electronic control circuits INFORMATION ON THE AVAILABILITY OF COMPONENTS QUALIFIED TO THIS SPECIFICATIO
13、N IS GIVEN IN THE QUALIFIED PRODUCTS LIST. _ EIA 520AAAC 90 m 3234600 0073283 3 m EIA- 52OAAAC Page 2 INTRODUCTION The complete requirements for switches described herein shall consist of this detail specification and the current issues of EIA 5200000 and EIA 520A000. SECTION ONE - GENERAL DATA 1.0
14、GENERAL 1.1 SCOPE The illuminated and non-illuminated pushbutton switches of certified quality covered by this specification shall: (a) Mount in a panel hole of 15.88 mm (.625 in.) sq. (b) Have a maximum rated voltage of 125 Vac (c) Have a maximum rated current of 1 ampere 1.2 TYPE DESIGNATION Switc
15、hes covered by this specification shall be designated by the following in the order shown. (a) The number of this specification (b) The discrete product code per Table 1 EXAMPLE : EIA520AAAC Detail specification i no. Display style. Switching configuration Button option Button color Lamp type -. . E
16、IA 520AAAC 90 m 3234600 0073282 5 W EIA- 520AAAC Page 3 DESCKIPTION Display style: Configuration: Button option: Button color: Lamp option: TABLE I - CODE NUMBER FOR TYPE DESIGNATION Incandescent illuminated Non-illuminated LED illuminated Indicator, quick-connect terminals SPST (Form X), quick-conn
17、ect terminals, momentary DPST (Form XX), quick-connect terminals, momentary SPDT (Form C), quick-connect terminals, momentary SPDT (Form C), quick-connect terminals, maintained Indicator, PCB. terminals SPST (Form X), PCB terminals, momentary DPST (Form XX), PCB terminals, momentary SPDT (Form C), P
18、CB terminals, momentary SPDT (Form C), PCB terminals, maintained Button included Button not included (order separately) Button not included 101-80233 White 101-627 101 - 3233 101-223 101-429 101-4224 101-626 141-112 101- 701 Red Green Blue Yellow Amber Orange Clear Black (LED or Not installed Incand
19、escent illuminated 6.3 V 14 V 28 V Red LED Green LED Yellow LED LED illuminated non-illuminated switches) (T 1 3/4 wedge base lamp) CODE 1 2 4 0 1 2 3 4 5 6 7 8 9 1 5 0 1 2 3 4 5 6 7 8 9 EIA 520AAAC 90 3234600 0073283 7 EIA- 52OAAAC Page 4 1.3 WING The marking of the switch and package shall be in a
20、ccordance with the requirements of sub-clause 2.5 of EIA-5200000. The switch shall be marked with the following information: (a) Terminal identification (b) EIA part number .(c) Manufacturers name .(d) Date code 1.4 ORDERING INFORMATION Orders for switches covered by this specification shall contain
21、 the following information as a minimum: (a) Applicable part number per sub-clause 1.2 (b) EIA52OAA&C, dated January 1990 1. Incandescent lamps not supplied with switch. NQTE : 1.5 CERTIFIED RECORDS OF RELEASED LOTS Not required 1.6 SAFETY CONSIDERATIONS The user shall consider the suitability of th
22、e switch with regard to any safety requirements applicable to the equipment. 1.7 COmON FEATURES See cover sheet 1.8 DIMENSIONAL PUETERS The mounting dimensions and switch dimensions shall be in accordance with Figures 1, 2, and 3. EIA 520AAAC 90 3234600 0073284 9 M 17.45 I0.08 (.687 f .O031 sq. I V
23、12.95 10.08 III (.510 I.003) sq. 1.78 0.13 (.O70 I.005) 6.89 10.38 (.270 2.015) r 23.52 I0.15 i.926 I.006) ! ! L -.-I LI 15.47 I0.13 (.609 I.005) sq. Termina 1 Locat ion EIA- 520AAAC Page 5 0.79 - 2.36 (.O31 - .O931 ! ! QI Pi 1 17.53 20.13 (.690 I.005) for each additional unit 15.75 10.13 (.620 I.00
24、5) Single or multiple station recommended panel cut-out EIA 520AAAC 90 = 3234600 0073285 O EIA- 520AAAC Page 6 3.73 t0.23 (.147 f.009) 7.39 i0.30 (.291 f.011) 0.61 20.02 (.O25 5.001) wide by 0.31 (.O121 thick 2-39 1G.08 (.Il0 2.003) wide by 0.31 (.O121 thick 110 quick connect switch and lamps term i
25、 na 1 s P.C. switch and lamp terminals 5.08 20.51 (.200 2.020) 7 0.51 f0.13 (.O20 I .O051 sq. LED lamp terminals 10.41 I0.13 (.410 2.005) cent. P.C. terminals with incandescent lamp Recommended P.C. board pattern - - - - i. . 10.41 1.013 (-410 2.005) cent. -111.43 50.13 (.450 5.005) cent. 1 .o1 1.0.
26、05 (.O40 I.002) Dia. hole (6) I I T- - 1- 10.41 10.13 (.410 1.005) cent. P.C. terminals with LED Recommended P.C. board pattern 54 20.13 (.IO0 i.005) Cent. 10.41 20.13 (.410 I.005) cent. 1 .O1 50.05 (.O40 I.002) Dia. hole (6) Fiaure 2 EIA 520AAAC 90 W 3234600 0073286 2 W EIA- 520AAAC Page 7 6.48 f 0
27、.05 c.255 I.002) 1 Incandescent Illumination - LED LENS LED I1 luminat ion Figure 3 2.67 t0.05 (.lo5 t.002) EIA 520AAAC 90 = 3234600 0073287 4 EIA-520AAAC Page 8 1.9 RATINGS AND CHARACTERISTICS 1.9.1 RATINGS Alt i tude Electrical - power - logic level - low level Flammab il i ty Fluid resistance Fun
28、gus resistance Icing Moisture resistance Random vibration Salt spray Sand and dust Sealing Shock Temperature Thermal shock Vibration Not app 1 icab le 125 Vac, 1 A (resistive) 5 Vdc 10 mA Not app 1 icab le Appl icab le Not applicable Not applicable Not app 1 icab le App 1 ic ab le Not applicable Not
29、 applicable Not app 1 icab le Not applicable 75G, 6 ms, half-sine ooc to 55OC -40 to 85OC 10G, 50-500 HZ - EIA 520AAAC 90 3234600 0073248 b = 1.9 RATINGS AND CHARACTERISTICS (Cont.) 1.9.2 CHARACTERISTICS Actuator grounding Altitude voltage proof Capacitance Contact bounce EM1 shielding Endur ance -
30、electrical (atmospheric conditions) - logic level - low level - mechanical Immersion in cleaning solvents Insulation resistance Lamp circuit resistance Low temperature operation Mass Operating characteristics - Total button travel Momentary Alternate action - Operating force Over load Robustness of
31、- Actuator - Mounting bushing - Screw mounting - Termination S olderab i 1 i ty Stray lights Sun1 i gh t r eadab i 1 i ty Temperature rise Voltage proof EIA- 520-C Page 9 Not app 1 icab le Not app 1 icab le Not app 1 icab le 500 microseconds Not applicable 50,000 cycles 1,000,000 cycles Not app 1 ic
32、ab le Not applicable Not app 1 icab le 1,000 megohms min. 1 ohm (incandescent lamps) Not app 1 icab le 7 grams maximum 5.08 +/- 0.51 4.83 +/- 0.51 ii (.200 +/- .O2 in) (. 190 +/- .O2 in) 3.0 newtons (12 oz) Ap p 1 i c ab 1 e 4.5 kilograms (10 lb) Not applicable Not applicable 4.5 kilograms (10 lb) A
33、pplicable Not applicable Not applicable 3OoC max. 1,000 volts EIA 520AAAC 90 3234600 0073289 8 W EIA- 520AAAC Page 10 2. SECTION TWO - INSPECTION REQUIREMENTS 2.1 Qualification Approval inspection requirements shall be in accordance with Table %I. 2.2 Qualiity Conformance Inspection requirements are
34、 prescribed in Table II for lot-by-lot inspections and Table II for periodic inspection. For visual examination, major defects are defined in Tabhe III herein. . 1 EIA 520AAAC 90 3234600 0073290 4 EIA- OAAAC Page 11 TABLE II QUALIFICATION APPROVAL INSPECTION TESTS - GROUP SUBMISSION TEST METHOD AND
35、GROUP GROUP A Visual examination Dimensions Mass Functional operation Switch resistance Insulation resistance I. Voltage proof Operating characteristics TEST NO. 1-1 1-2 1-4 1-5 2-1 2-5 3-1 1-6 M OR ws M M M M M M M t.s. 13 4 4 13 4 4 4 13 GROUP B Solderability 11-1 M 2 Strength of terminations 6-4
36、M 4 Strength of actuator 6-1 M 4 Overload (See Note 1) 9-1 ws 4 Electrical endurance (See Note 2) 8-1 M 4 Temperature rise (See Note 1) 4-1 WS 4 Voltage proof 3-1 M 4 t.d P.d O O O O O O O O O O O O O O O O O GROUP C Thermal shock Vibration Shock Humid i ty Operating characteristics Voltage proof O
37、10-2 M 4 O 5-3 M 4 O 5-2 M 4 O 10-1 M 4 O 1-6 M 4 O 3-1 M 4 O GROUP E O Contact bounce 1-7 M 4 O Mechanical endurance 7-1 M 4 O Operating characteristics 1-6 M 4 O GROUP J (See Note 3) Flammability O 16-1 M 1 O KEY: M = mandatory test ws = when specified test t.s. = minimum quantity of test specimen
38、s t.d. = maximum permissible number of defective units per test g.d. = maximum permissible number of defective units per group NOTES: (1) Groups B overload and temperature rise tests apply to 125 Vac ratings only The switch may be continuously monitored during electrical endurance for “misses“ or “s
39、ticks“. The maximum permissible contact malfunction is one stick or miss for each 1,000 cycles Group J test samples shall be in accordance with UL/94 or, a certification from the material supplier shall be provided in lieu of test data (2) (3) TEST METHODS AND TEST TABLE III - LOT-BY-LOT INSPECTION
40、TESTS TEST ASSESSMENT LEVELS LEVEL “C“ GROUPS (TEST FREQUENCY) NO. IL AOL ACCEPTANCE TESTS GROUP 1 (lot-by-lot) Visual examination Major Minor Functional operation Switch resistance Operating characteristics PERIODIC TESTS GROUP X (every 6 months). Dimensions Insulation resistance Solderab il i ty E
41、lectrical endurance Voltage proof GROUP B (every 36 months1 Requalification Per Table I GROUP C (every 36 months) Requalification Per Table I 1-1 1-5 2-1 1-6 I 1.0 2.5 II 1.0 s3 1.0 s3 1.0 LEVEL “C“ t.s. t.d. g.d. O 1-2 2 O 2-5 4 O 11-1 2 O 8-1 4 O 3-1 4 O GROUP H (every 36 months) Requalification P
42、er Table I - KEY t.s. - minimum number of test samples t.d. = maximum permissible defective units per test g.d. = maximum permissible defective units per group EIA 520AAAC 90 3234b00 0073293 b EIA- 520-C Page 12 EIA 520AAAC 90 M 3234600 0073292 M EIA- 52OAAAC Page 13 TABLE IV MAJOR CHARACTERISTICS F
43、OR VISUAL EXAMINATION . PROPER ASSEMBLY . PHYSICAL DAMAGE . PROPER TERMINATION . PROPER BUTTON OPTION .- (Ti EIA STANDARD AND SPECIFICATION NUMBERING Standard or Generic Specification Standard Prefix for all Numbers Sectional Specification Designator Blank Detail Specification Designator z4- -* STAN
44、DARD A document that establishes engineering and technical requirements for processes, procedures, practices and methods that have been decreed by authority or adopted by consensus. Standards may also be established for selection, application and design criteria for material. Standards and other doc
45、uments not in the specification format use only the EIA basic numbering system as follows: EIA-123 Original Standard EIA-123-1 Addendum to Original Standard EIA-123-A First Revision of original Standard incorporating all Addenda S P E C I FI CATI ON A document prepared specifically to facilitate pro
46、curement which clearly and accurately describes the essential technical requirements for purchased material. Procedures necessary to determine that the requirements for the purchased material covered by the specification have been met shall also be referenced or included. EIA Specifications use the
47、following system: Detail Specification Designator EIA I230000 EIA 123A000 EIA 123AAOO EIA 123AAAA is a Generic Specification is a Sectional Specification is a Blank Detail Specification is a Detail SDecification A I EIA 123OOAA is a Detail Specification for which no Sectional or Blank Detail Specification was issued. NOTES: I. Some older specifications may not have been converted to this numbering system. Format,” for more detail. 2. See EP-I I “Guide for the Preparation of Specification Using IECQ-System Y -
