Tactile Switch
B3F
Miniature, Space-Saving Tactile Switch
Provides Long Service Life and Easy
Mounting
• Extended mechanical/electrical service life: 10 x 106 operations
for 12 x 12 mm type and 1 x 106 operations for the 6 x 6 mm type
• Ideal for applications such as audio, office and communications
equipment, measuring instruments, TVs, VCRs, etc.
• Taped radial type, vertical type and high force types are available
as series versions
• Flux-tight base structure allows automatic soldering of the tactile
switches onto a PC board
• Gold plated models available for increased contact reliability, re-
sistance to corrosive gas and insulation fault prevention for ion
migration in harsh environments
• RoHS Compliant
Ordering Information
I B3F-1@@@, B3F-3@@@
6 x 6 mm type
Type
Plunger
Switch height x pitch Operating force
Model
Without ground terminal With ground terminal
Bags
Sticks*
Bags
Sticks*
Standard
Flat
4.3 x 6.5 mm
5.0 x 6.5 mm
General-purpose: 100 g B3F-1000
B3F-1000S B3F-1100
B3F-1002S B3F-1102
B3F-1005S B3F-1105
B3F-1020S B3F-1120
B3F-1022S B3F-1122
B3F-1025S B3F-1125
B3F-1100S
B3F-1102S
B3F-1105S
B3F-1120S
B3F-1122S
B3F-1125S
—
150 g B3F-1002
High-force:
260 g B3F-1005
General-purpose: 100 g B3F-1020
150 g B3F-1022
High-force:
260 g B3F-1025
5.0 x 7.5 mm
7.3 x 6.5 mm
General-purpose: 100 g —
General-purpose: 100 g B3F-1050
150 g B3F-1052
—
B3F-1110
Projected
B3F-1050S B3F-1150
B3F-1052S B3F-1152
B3F-1055S B3F-1155
B3F-1150S
B3F-1152S
B3F-1155S
High-force:
260 g B3F-1055
Vertical
Flat
3.15 mm
3.85 mm
6.15 mm
General-purpose: 100 g —
—
—
—
—
B3F-3100
B3F-3102
B3F-3105
B3F-3120
B3F-3122
B3F-3125
B3F-3150
B3F-3152
B3F-3155
—
—
—
—
—
—
—
—
—
150 g —
High-force:
260 g —
General-purpose: 100 g —
150 g —
High-force:
260 g —
—
—
—
—
Projected
General-purpose: 100 g —
150 g —
High-force:
260 g —
* Number of switches per stick:
Without ground terminal ............. 90/stick
With ground terminal .................. 75/stick
Important Note: Switches cannot be water-washed.
1128
Tactile Switch B3F
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I B3F-6@@@
Taped Radial (Auto Insertion)
6 x 6 mm type
Type
Plunger
Switch height x pitch Operating force
Model
Without ground terminal With ground terminal
General-purpose: 100 g B3F-6000 B3F-6100
B3F-6000
Flat
4.3 x 6.5 mm
5.0 x 6.5 mm
High-force:
150 g B3F-6002
B3F-6102
B3F-6120
B3F-6122
General-purpose: 100 g B3F-6020
High-force:
150 g B3F-6022
Projected
7.3 x 6.5 mm
General-purpose: 100 g B3F-6050
High-force: 150 g B3F-6052
B3F-6150
B3F-6152
Note: The above switches must be ordered in units of 1,000.
Important Note: Switches cannot be water-washed.
I Accessories
See “B32” Tactile Switch Key Top data sheet for keycaps that fit projected plunger B3F models.
I Plunger Identification Table
Use this table to determine tactile switch type by plunger color.
Plunger color
Light gray
White
Operating force
100 g
Type
B3F-1000, 1150, 3100, 6000, 6050
B3F-1050, 1100, 3150, 4000, 4050, 4100
B3F-1020, 1110, 1120, 3120, 6020, 6120
B3F-5000 Series
100 g
Black
100 g
Blue
130 g
Yellow
150 g
B3F-1002, 1052, 1102, 3102, 3152, 4005, 4055, 4105, 4155, 6002, 6052
B3F-1022, 1122, 3122, 6022
Medium gray
Orange
Pink
150 g
260 g
B3F-1005, 1055, 1105, 3105, 6005, 6055
B3F-1025, 1125, 3125, 6025
260 g
1130
Tactile Switch B3F
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Specifications
I Characteristics
Part Number
B3F-1@@@
B3F-3@@@
B3F-4@@@
B3F-5@@@
B3F-6@@@
B3F-1@@@-G
1,000,000 (300,000)
operations min.
300,000
operations min.
Service life (see note 1) 1,000,000 operations 3,000,000 operations 10,000,000
[mechanical/electrical] minimum
minimum
operations minimum
Weight (see note 2)
Contact form
Approx. 0.25 g
SPST-NO
Approx. 0.85 g
Approx. 0.25 g
SPST-NO
Switching capacity
1 to 50 mA, 5 to 24 VDC (resistive load)
100 µA to 50 mA,
5 to 24 VDC
(resistive load)
Contact resistance
100 MΩ max.
100 MΩ max.
(initial value)
(rated: 100 µA, 5 VDC)
Insulation resistance
Dielectric strength
Bounce time
100 MΩ min. (at 250 VDC)
500 VAC, 50/60 Hz for 1 minute
5 ms max.
Vibration
Malfunction durability: 10 to 55 Hz, 1.5 mm double amplitude
Malfunction:
10 to 55 Hz,
1.5 mm double
amplitude for 30 to 60 s
Mechanical durability: 1,000 m/s2 (approx. 100 G)
Malfunction durability: 100 m/s2 (approx. 10 G)
Shock
Destruction:
1,000 m/s2 max.
Ambient temperature
Humidity
-25° to 70°C (with no icing)
35% to 85% RH
35% to 85%
Note: 1. Figure in parentheses denotes the service life of high force type.
2. Denotes the weight of standard type.
3. Data shown are of initial value.
I Operating Characteristics
Characteristics
Part Number
B3F-1@@@ / -3@@@
B3F-4@@@ / -5@@@
B3F-6@@@
B3F-1@@@-G
General
High force
General
High force
General
High force
General
purpose type
purpose type type
purpose type type
purpose type type
Operating force (OF)
100 30 g
150 50 g
130 50 g
30 g
260 70 g
50 g
100 30 g
150 50 g
50 g
-0.1 mm 0.25 +0.2 -0.1 mm 0.25 +0.2
/ /-0.1 mm
1.76 0.49 N
Release force (RF) min. 20 g
Pretravel (PT) max.
50 g
20 g
0.49 N
0.25 +0.2
/
-0.1 mm 0.25 +0.2
/
-0.1 mm 0.3 +0.2
/
-0.1 mm 0.3 +0.2
/
-0.1 mm 0.25 +0.2
/
B3F-1@@@-G
I Construction
Contact along circle circumference
(circular contact)
Switches have circular contact surface instead of single center point
contact, increasing contact reliability.
Tactile Switch B3F
1131
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I Contact Form
B3F-10@@
-40@@
B3F-11@@
-41@@
B3F-3@@@
-50@@
-51@@
-10@@-G
-11@@-G
Engineering Data
I Operating Force vs. Stroke (typical example)
B3F-1@@@/-3@@@
B3F-4@@@/-5@@@
B3F-6@@@
1132
Tactile Switch B3F
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Dimensions
Unit: mm (inch)
I B3F-1000/-1002/-1005/-1020*/-1022*/-1025*
I B3F-1050/-1052/-1055
The height of the B3F-1022-G is 5 0.2 mm.
I B3F-1100/-1102/-1105/-1120**/-1122**/-1125**
I B3F-1150/-1052/-1055
The height of the B3F-1122-G is 5 0.2 mm.
Note: Terminal numbers are not indicated on this switch. With the switch turned over so that the logo mark “OMRON” is visible on the upper part
of the rear side of the switch base, the terminal on the right of the logo mark is numbered “1” and that on the bottom right is “3.” Accordingly,
two terminals on the left side are numbered “2” and “4” respectively.
Note: Unless otherwise specified, a tolerance of 0.4 mm applies to all dimensions.
I B3F-1110
Note: Terminal numbers are not indicated on this switch. With the switch turned over so that the logo mark “OMRON” is visible on the upper part
of the rear side of the switch base, the terminal on the right of the logo mark is numbered “1” and that on the bottom right is “3.” Accordingly,
two terminals on the left side are numbered “2” and “4” respectively.
Tactile Switch B3F
1133
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Unit: mm (inch)
I B3F-3100/-3102/-3105
I B3F-3150/-3152/-3155
I B3F-3120/-3122/-3125
Note: Unless otherwise specified, a tolerance of 0.4 mm applies to all dimensions.
I B3F-4000/-5000/-4005/-5001
I B3F-4050/-5050/-4055/-5051
* Fit the projection of the switch into this hole to secure the switch.
1134
Tactile Switch B3F
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I B3F-4101/-5100/-4105/-5101
I B3F-4150/-5150/-4155/-5151
* Fit the projection of the switch into this hole to secure the switch.
I B3F-6000/-6002
I Tape-Packaging Dimensions
Note: The tape is random between surface A and surface B.
Unit: mm (inch)
I B3F-6100/-6102
I Tape-Packaging Dimensions
Tactile Switch B3F
1135
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I B3F-6020/-6022
I Tape-Packaging Dimensions
I B3F-6120/-6122
I Tape-Packaging Dimensions
Note: Unless otherwise specified, a tolerance of 0.4 mm applies to all dimensions.
I B3F-6050/-6052
I Tape-Packaging Dimensions
1136
Tactile Switch B3F
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I B3F-6150/-6152
I Tape-Packaging Dimensions
Note: Unless otherwise specified, a tolerance of 0.4 mm applies to all dimensions.
Hints on Correct Use
I Taped Radial (Auto Insertion) Packaging
• Tactile switches packed on tape are placed into packing boxes as
shown below.
• Tape may be drawn from the box either from the top or from the bot-
tom.
• Number of switches per box: 1,000
I Taping Strength
The tactile switches will not release from the tape when pulled in
directions A and B at the following forces.
A: 500 g
B: 100 g
Tactile Switch B3F
1137
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Terms and Conditions of Sale
1. Offer; Acceptance. These terms and conditions (these "Terms") are deemed 12. Warranties. (a) Exclusive Warranty. Seller's exclusive warranty is that the
part of all quotations, acknowledgments, invoices, purchase orders and other
documents, whether electronic or in writing, relating to the sale of products or
services (collectively, the "Products") by Omron Electronic Components LLC
("Seller"). Seller hereby objects to any terms or conditions proposed in
Buyer's purchase order or other documents which are inconsistent with, or in
addition to, these Terms.
Products will be free from defects in materials and workmanship for a period of
twelve months from the date of sale by Seller (or such other period expressed
in writing by Seller). Seller disclaims all other warranties, express or implied.
(b) Limitations. SELLER MAKES NO WARRANTY OR REPRESENTATION,
EXPRESS OR IMPLIED, ABOUT NON-INFRINGEMENT, MERCHANTABIL-
ITY OR FITNESS FOR A PARTICULAR PURPOSE OF THE PRODUCTS.
BUYER ACKNOWLEDGES THAT IT ALONE HAS DETERMINED THAT THE
PRODUCTS WILL SUITABLY MEET THE REQUIREMENTS OF THEIR
INTENDED USE. Seller further disclaims all warranties and responsibility of
any type for claims or expenses based on infringement by the Products or oth-
erwise of any intellectual property right. (c) Buyer Remedy. Seller's sole obli-
gation hereunder shall be to replace (in the form originally shipped with Buyer
responsible for labor charges for removal or replacement thereof) the non-
complying Product or, at Seller's election, to repay or credit Buyer an amount
equal to the purchase price of the Product; provided that in no event shall
Seller be responsible for warranty, repair, indemnity or any other claims or
expenses regarding the Products unless Seller's analysis confirms that the
Products were properly handled, stored, installed and maintained and not sub-
ject to contamination, abuse, misuse or inappropriate modification. Return of
any Products by Buyer must be approved in writing by Seller before shipment.
Seller shall not be liable for the suitability or unsuitability or the results from the
use of Products in combination with any electrical or electronic components,
circuits, system assemblies, or any other materials or substances or environ-
ments. Any advice, recommendations or information given orally or in writing
are not to be construed as an amendment or addition to the above warranty.
2. Prices; Payment. All prices stated are current, subject to change without
notice by Seller. Buyer agrees to pay the price in effect at time of shipment.
Payments for Products received are due net 30 days unless otherwise stated
in the invoice.
3. Discounts. Cash discounts, if any, will apply only on the net amount of
invoices sent to Buyer after deducting transportation charges, taxes and
duties, and will be allowed only if (i) the invoice is paid according to Seller's
payment terms and (ii) Buyer has no past due amounts owing to Seller.
4. Currencies. If the prices quoted herein are in a currency other than U.S. dol-
lars, Buyer shall make remittance to Seller at the then current exchange rate
most favorable to Seller and which is available on the due date; provided that if
remittance is not made when due, Buyer will convert the amount to U.S. dol-
lars at the then current exchange rate most favorable to Seller available during
the period between the due date and the date remittance is actually made.
5. Governmental Approvals. Buyer shall be responsible for, and shall bear all
costs involved in, obtaining any government approvals required for the impor-
tation or sale of the Products.
6. Taxes. All taxes, duties and other governmental charges (other than general
real property and income taxes), including any interest or penalties thereon,
imposed directly or indirectly on Seller or required to be collected directly or 13. Limitation on Liability; Etc. SELLER SHALL NOT BE LIABLE FOR SPECIAL,
indirectly by Seller for the manufacture, production, sale, delivery, importation,
consumption or use of the Products sold hereunder (including customs duties
and sales, excise, use, turnover and license taxes) shall be charged to and
remitted by Buyer to Seller.
INDIRECT, INCIDENTAL OR CONSEQUENTIAL DAMAGES, LOSS OF
PROFITS OR PRODUCTION OR COMMERCIAL LOSS IN ANY WAY CON-
NECTED WITH THE PRODUCTS, WHETHER SUCH CLAIM IS BASED IN
CONTRACT, WARRANTY, NEGLIGENCE OR STRICT LIABILITY. Further, in
no event shall liability of Seller exceed the individual price of the Product on
which liability is asserted.
7. Financial. If the financial position of Buyer at any time becomes unsatisfactory
to Seller, Seller reserves the right to stop shipments or require satisfactory
security or payment in advance. If Buyer fails to make payment or otherwise 14. Indemnities. Buyer shall indemnify and hold harmless Seller, its affiliates and
comply with these Terms or any related agreement, Seller may (without liability
and in addition to other remedies) cancel any unshipped portion of Products
sold hereunder and stop any Products in transit until Buyer pays all amounts,
including amounts payable hereunder, whether or not then due, which are
owing to it by Buyer. Buyer shall in any event remain liable for all unpaid
accounts.
its employees from and against all liabilities, losses, claims, costs and
expenses (including attorney's fees and expenses) related to any claim, inves-
tigation, litigation or proceeding (whether or not Seller is a party) which arises
or is alleged to arise from Buyer's acts or omissions under these Terms or in
any way with respect to the Products. Without limiting the foregoing, Buyer (at
its own expense) shall indemnify and hold harmless Seller and defend or settle
any action brought against Seller to the extent that it is based on a claim that
any Product made to Buyer specifications infringed intellectual property rights
of another party.
8. Cancellation; Etc. Orders are not subject to rescheduling or cancellation
unless Buyer indemnifies Seller fully against all costs or expenses arising in
connection therewith.
9. Force Majeure. Seller shall not be liable for any delay or failure in delivery 15. Property; Confidentiality. The intellectual property embodied in the Products is
resulting from causes beyond its control, including earthquakes, fires, floods,
strikes or other labor disputes, shortage of labor or materials, accidents to
machinery, acts of sabotage, riots, delay in or lack of transportation or the
requirements of any government authority.
the exclusive property of Seller and its affiliates and Buyer shall not attempt to
duplicate it in any way without the written permission of Seller. Notwithstand-
ing any charges to Buyer for engineering or tooling, all engineering and tooling
shall remain the exclusive property of Seller. All information and materials sup-
plied by Seller to Buyer relating to the Products are confidential and propri-
etary, and Buyer shall limit distribution thereof to its trusted employees and
strictly prevent disclosure to any third party.
10. Shipping; Delivery. Unless otherwise expressly agreed in writing by Seller:
1. Shipments shall be by a carrier selected by Seller;
2. Such carrier shall act as the agent of Buyer and delivery to such carrier
shall constitute delivery to Buyer;
16. Miscellaneous. (a) Waiver. No failure or delay by Seller in exercising any right
and no course of dealing between Buyer and Seller shall operate as a waiver
of rights by Seller. (b) Assignment. Buyer may not assign its rights hereunder
without Seller's written consent. (c) Law. These Terms are governed by Illi-
nois law (without regard to conflict of law principles). Federal and state courts
in Illinois shall have exclusive jurisdiction for any dispute hereunder.
(d) Amendment. These Terms constitute the entire agreement between Buyer
and Seller relating to the Products, and no provision may be changed or
waived unless in writing signed by the parties. (e) Severability. If any provision
hereof is rendered ineffective or invalid, such provision shall not invalidate any
other provision. (f) Setoff. Buyer shall have no right to set off any amounts
against the amount owing in respect of this invoice.. (g) Definitions. As used
herein, "including" means "including without limitation".
3. All sales and shipments of Products shall be FOB shipping point (unless
otherwise stated in writing by Seller), at which point title to and all risk of
loss of the Products shall pass from Seller to Buyer, provided that Seller
shall retain a security interest in the Products until the full purchase price is
paid by Buyer;
4. Delivery and shipping dates are estimates only.
5. Seller will package Products as it deems proper for protection against
normal handling and extra charges apply to special conditions.
11. Claims. Any claim by Buyer against Seller for shortage or damage to the
Products occurring before delivery to the carrier must be presented in writing
to Seller within 30 days of receipt of shipment and include the original trans-
portation bill signed by the carrier noting that the carrier received the Products
from Seller in the condition claimed.
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Certain Precautions on Specifications and Use
1. Suitability for Use. Seller shall not be responsible for conformity with any stan- 2. Programmable Products. Seller shall not be responsible for the user's
dards, codes or regulations which apply to the combination of the Product in
programming of a programmable product, or any consequence thereof.
Buyer's application or use of the Product. At Buyer's request, Seller will pro- 3. Performance Data. Performance data given in this publication is provided as a
vide applicable third party certification documents identifying ratings and limita-
tions of use which apply to the Product. This information by itself is not
sufficient for a complete determination of the suitability of the Product in combi-
nation with the end product, machine, system, or other application or use.
guide for the user in determining suitability and does not constitute a warranty
It may represent the result of Seller's test conditions, and the users must corre
late it to actual application requirements. Actual performance is subject to
Seller's Warranty and Limitations of Liability.
Buyer shall be solely responsible for determining appropriateness of the partic- 4. Change in Specifications. Product specifications and accessories may be
ular Product with respect to Buyer's application, product or system. Buyer
shall take application responsibility in all cases but the following is a non-
exhaustive list of applications for which particular attention must be given:
(i) Outdoor use, uses involving potential chemical contamination or electrical
interference, or conditions or uses not described in this document.
(ii)Energy control systems, combustion systems, railroad systems, aviation
systems, medical equipment, amusement machines, vehicles, safety
equipment, and installations subject to
changed at any time based on improvements and other reasons. It is our prac
tice to change part numbers when published ratings or features are changed
or when significant construction changes are made. However, some specifica
tions of the Product may be changed without any notice. When in doubt, spe
cial part numbers may be assigned to fix or establish key specifications for you
application. Please consult with your Seller representative at any time to con
firm actual specifications of purchased Product.
5. Errors and Omissions. The information in this publication has been carefully
checked and is believed to be accurate; however, no responsibility is assumed
for clerical, typographical or proofreading errors, or omissions.
6. RoHS Compliance. Where indicated, our products currently comply, to the bes
of our knowledge as of the date of this publication, with the requirements of the
European Union's Directive on the Restriction of certain Hazardous Sub
stances ("RoHS"), although the requirements of RoHS do not take effect unti
July 2006. These requirements may be subject to change. Please consult ou
website for current information.
separate industry or government regulations.
(iii)Use in consumer products or any use in significant quantities.
(iv)Systems, machines and equipment that could present a risk to life or
property. Please know and observe all prohibitions of use applicable to this
product.
NEVER USE THE PRODUCT FOR AN APPLICATION INVOLVING SERIOUS
RISK TO LIFE OR PROPERTY WITHOUT ENSURING THAT THE SYSTEM
AS A WHOLE HAS BEEN DESIGNED TO ADDRESS THE RISKS, AND THAT
THE OMRON PRODUCT IS PROPERLY RATED AND INSTALLED FOR THE
INTENDED USE WITHIN THE OVERALL EQUIPMENT OR SYSTEM.
Complete “Terms and Conditions of Sale” for product purchase and use are on Omron’s website
ALL DIMENSIONS SHOWN ARE IN MILLIMETERS.
To convert millimeters into inches, multiply by 0.03937. To convert grams into ounces, multiply by 0.03527.
OMRON ON-LINE
OMRON ELECTRONIC
COMPONENTS LLC
55 E. Commerce Drive, Suite B
Schaumburg, IL 60173
OMRON CANADA, INC.
885 Milner Avenue
Toronto, Ontario M1B 5V8
416-286-6465
847-882-2288
Cat. No. JB301-E3-01
3/05
Specifications subject to change without notice
Printed in USA
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