8
TM
3M
7
6
5
4
3
2
1
NOTES
IDC RIBBON CABLE SOCKET, 891 SERIES
1. ASSEMBLY TOOLS:
3MTH PRESS (OR EQUIVALENT) 3640.
3MTH LOCATOR PLATE 3443-107N.
3MTH PLATEN 3442-9.
* PREASSEMBLED, PACKAGING ON SWORDS FOR EASY LOADING
OF MANUAL AND SEMI-AUTOMATIC ASSEMBLY EQUIPMENT.
.100" X .100" FOR .050" PITCH CABLE
* "BUMPS" ARE DESIGNED TO PREVENT PREMATURE LATCH
LOCKING DURING SHIPMENT.
2. REGULATORY INFORMATION:
VISIT 3M.com/regs
* OPTIONAL DOUBLE-SIDED ADHESIVE PULL TAB FOR EASY
UNPLUGGING.
IN THE EVENT OF CONFLICT
BETWEEN THIS DATA AND THAT
CONTAINED IN THE PRODUCT
SPECIFICATION, THE PRODUCT
SPECIFICATION TAKES PRECEDENT.
3
* DOUBLE-RECESSED COVER FOR CABLE TERMINATION FROM
EITHER SIDE VIRTUALLY ELIMINATING THE NEED FOR
SINGLE-RECESSED COVER CONNECTORS.
D
* MILITARY POLARIZATION, WITH OR WITHOUT CENTER BUMP.
OPTIONAL STRAIN RELIEF
3
PHYSICAL:
INSULATION:
MATERIAL:
FLAMMABILITY:
COLOR:
CONTACT:
MATERIAL:
PLATING:
UNDER PLATING:
WIPING AREA:
WIRE ACCOMMODATION:
MARKINGS:
C
3
4
DUAL POLARIZATION SLOTS.
SLOT #1 IS NOT PRESENT ON
10 AND 14 POSITIONS. SLOT #1
AND #2 ARE NOT PRESENT ON
8 POSITION.
5
DIMENSION MEASURED AT TIP OF
PINS.
6
TAPERED PIN TIP CONFIGURATION
RECOMMENDED.
D
7. SEE TS-2243 FOR D891XX SERIES.
GLASS FILLED POLYESTER (PBT)
UL94V-0
GRAY
PHOSPHOR BRONZE
50 " [1.27 m] AVG. NICKEL-OVERALL
30 " [0.76 m] AVG. GOLD
26 AND 28 AWG STRANDED
3M LOGO, ORIENTATION TRIANGLE
C
ELECTRICAL:
CURRENT RATING:
M
PREASSEMBLED CONNECTOR
78-5100-0449-8
RATING CONDITIONS: EIA-364-070 METHOD 2, 30 C MAXIMUM
TEMPERATURE RISE, 20% DERATED. REFERENCE APPROPRIATE
3M PRODUCT SPECIFICATION FOR CURRENT DERATING CURVES.
3
DRAWING NUMBER
INSULATION RESISTANCE: >1 X 109 AT 500 VDC
WITHSTANDING VOLTAGE: 1,000VRMS AT SEA LEVEL
EVIRONMENTAL:
TEMP RATING: -55 C TO +105
B
B
STRAIN RELIEF
(ORDER SEPARATELY)
3448-891XX
ORDERING INFORMATION
SOCKETS
891XX-0X0X
DIMENSIONS: INCHES [MM]
[MM] IS REF. ONLY
CONTACT QUANTITY:
(SEE TABLE 1)
DESIGN REFERENCE
A
CONTACT QUANTITY:
(SEE TABLE 1)
3M ELECTRONICS MATERIALS SOLUTIONS DIVISION
INTERCONNECT SOLUTIONS
http://www.3M.com/interconnect
POLARIZATION OPTIONS:
0 = WITHOUT CENTER BUMP
1 = WITH CENTER BUMP
STRAIN RELIEF:
1 = NO STRAIN RELIEF
3 = STRAIN RELIEF
PACKAGING STYLE OPTIONS:
0 = PREASSEMBLED
DIVISION
PULL TABS
(ORDER SEPARATELY)
SEE TS-0496
DO NOT
SCALE
DRAWING
4
1
INTERPRET PER
ASME Y14.5 - 2018
6
5
4
3
ALL SURFACES
MARKED ONLY
2
INCHES
.0
.1
.00
.01
.000
.005
.0000
.0005
MILLIMETERS
0
.0
.00
.000
ANGLES
JNC FJR
REVISED AND REDRAWN
REV
ECO
ISSUE DATE AND DESCRIPTION
DRFT
DATE
CASTIGLION
APR 27,2021
CHKD
DATE
C
3M Center
St. Paul,
TOLERANCES
EXCEPT AS
NOTED
SCALE
THIRD ANGLE PROJECTION
UL FILE NO: E68080
APR 27,2021
DIVISION CODE
MAX SURFACE ROUGHNESS
7
96926
EMSD
R
3M IS A TRADEMARK OF 3M COMPANY.
FOR TECHNICAL, SALES OR ORDERING
INFORMATION CALL 800-225-5373
8
NEXT ASSEMBLY
ACCESS
CODES
M
MN
55144
DRFT
CHKD
MFG
DATE
APPVL
DATE
F. RODRIGUEZ
APR 27,2021
3M COPYRIGHT 2021
This document and the information it contains are
3M property and may not be reproduced or further
distributed without 3M permission, or used or
disclosed other than for 3M authorized purposes.
All rights reserved.
TITLE
IDC RIBBON CABLE SKT,
.100 X .100, CABLE
PITCH .050, 891
CAGE SIZE
NUMBER
MODEL
891XXX
DRAWING NO.
REV.
78-5100-0449-8
DET.
LISTS
1
YES
NO
M
SHT 1 OF 3
Imaged: Central Standard Time 5/18/2021 -- UTC Offset (hrs) 6
OPTIONAL CENTER BUMP
REVISION
1 LINE 6 ADJACENT LINES ALL LINES
28 AWG 3.00
1.75
1.25
26 AWG 3.50
2.25
1.50
A
8
7
6
5
4
3
2
1
3MTM IDC RIBBON CABLE SOCKET, 891 SERIES
.100" X .100" FOR .050" PITCH CABLE
TABLE 1
CONTACT
QTY.
08
10
14
16
20
24
26
30
34
36
40
44
50
60
.240
DIM. "A"
6.10
.22
D
5.7
.53
.15
13.4
3.9
.64
16.3
.57
STRAIN RELIEF
14.5
DIM. "A"
0.58
0.68
0.88
0.98
1.18
1.38
1.48
1.68
1.88
1.98
2.18
2.38
2.68
3.18
DIM. "B"
[14.7]
[17.3]
[22.4]
[24.9]
[30.0]
[35.1]
[37.6]
[42.7]
[47.8]
[50.3]
[55.4]
[60.5]
[68.1]
[80.8]
0.42
0.52
0.72
0.82
1.02
1.22
1.32
1.52
1.72
1.82
2.02
2.22
2.52
3.02
[10.7]
[13.2]
[18.3]
[20.8]
[25.9]
[31.0]
[33.5]
[38.6]
[43.7]
[46.2]
[51.3]
[56.4]
[64.0]
[76.7]
D
DIM. "A"
ASSEMBLED HEIGHT
WITH STANDARD
PLASTIC STRAIN RELIEF
.24
6.0
RECESSED FOR
CABLE EXIT
C
C
DIM. "B"
.41
TOP VIEW OF COVER
10.5
78-5100-0449-8
M
REVISION
ASSEMBLED HEIGHT
WITHOUT
STRAIN RELIEF
.20
POLARIZATION
SLOT #1
DRAWING NUMBER
POSITION #1
OREINTATION
TRIANGLE
B
.53
5.1
13.5
OPTIONAL
CENTER BUMP
.03 0.8
B
POLARIZATION
SLOT #2
BRAKEAWAY TAB
PREASSEMBLED VIEW
.06 1.5
POSITION #1
2X
OPTIONAL
CENTER BUMP
.11
2.8
.100 2.54
.238
M
APR 27,2021
JNC FJR
REVISED AND REDRAWN
6.05
.24
A
1.30
.100 2.54
POSITION #2
TYP.
DIM. "B"
DESIGN REFERENCE
.051
6.1
.032
DIVISION
DO NOT
SCALE
DRAWING
.026
POLARIZING KEY
3435-0000
5
4
3
ISSUE DATE AND DESCRIPTION
DATE
CASTIGLION
APR 27,2021
CHKD
DATE
C
3M Center
St. Paul,
TOLERANCES
EXCEPT AS
NOTED
SCALE
4
1
INTERPRET PER
ASME Y14.5 - 2018
MAX SURFACE ROUGHNESS
ALL SURFACES
MARKED ONLY
6
ECO
DRFT
DIVISION CODE
THIRD ANGLE PROJECTION
OPTIONAL: ORDER SEPARATELY
MATERIAL: GRAY POLYESTER, PBT
7
REV
EMSD
0.81
BOTTOM VIEW OF BODY
NEXT ASSEMBLY
ACCESS
CODES
0.66
8
96926
2
INCHES
.0
.1
.00
.01
.000
.005
.0000
.0005
MILLIMETERS
0
.0
.00
.000
ANGLES
MN
55144
DRFT
CHKD
MFG
DATE
APPVL
DATE
F. RODRIGUEZ
APR 27,2021
3M COPYRIGHT 2021
This document and the information it contains are
3M property and may not be reproduced or further
distributed without 3M permission, or used or
disclosed other than for 3M authorized purposes.
All rights reserved.
TITLE
IDC RIBBON CABLE SKT,
.100 X .100, CABLE
PITCH .050, 891
CAGE SIZE
NUMBER
MODEL
891XXX
DRAWING NO.
REV.
78-5100-0449-8
DET.
LISTS
1
YES
NO
M
SHT 2 OF 3
Imaged: Central Standard Time 5/18/2021 -- UTC Offset (hrs) 6
.14 3.6
A
8
7
6
5
4
3
2
1
3MTM IDC RIBBON CABLE SOCKET, 891 SERIES
.100" X .100" FOR .050" PITCH CABLE
Regulatory: For regulatory information about this product, visit 3M.com/regs
or contact your 3M representative.
Technical Information: The technical information, recommendations and other
statements contained in this document are based upon tests or experience that
3M believes are reliable, but the accuracy or completeness of such information
is not guaranteed.
D
D
Product Use: Many factors beyond 3M's control and uniquely within user's control
can affect the use and performance of a 3M product in a particular application.
Given the variety of factors that can affect the use and performance of a
3M product, user is solely responsible for evaluating the 3M product and
determining whether it is fit for a particular purpose and suitable for user's
method of application.
Warranty, Limited Remedy, and Disclaimer: Unless an additional warranty is
specifically stated on the applicable 3M product packaging or product literature,
3M warrants that each 3M product meets the applicable 3M product specification at
the time 3M ships the product. 3M MAKES NO OTHER WARRANTIES OR CONDITIONS,
EXPRESS OR IMPLIED, INCLUDING, BUT NOT LIMITED TO, ANY IMPLIED WARRANTY OR
CONDITION OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE OR ANY IMPLIED
WARRANTY OR CONDITION ARISING OUT OF A COURSE OF DEALING, CUSTOM OR USAGE OR TRADE.
If the 3M product does not conform to this warranty, then the sole and exclusive
remedy is, at 3M's option, replacement of the 3M product or refund of the purchase
price.
Limitation of Liability: Except where prohibited by law, 3M will not be liable for
any loss or damage arising from the 3M product, whether direct, indirect, special,
incidental or consequential, regardless of the legal theory asserted, including
warranty, contract, negligence or strict liability.
3M Company
Electronics Materials Solutions Division
13011 McCallen Pass, Bldg. C
Austin, TX 78753-5380
1-800-225-5373
www.3M.com/interconnect
C
C
M
REVISION
B
.100
2.54
.30 7.6
SPACE OCCUPIED
BY SOCKET
MIN.
78-5100-0449-8
TYP.
DRAWING NUMBER
.100
2.54
TYP.
A
B
.30 7.6
.20 5.1
MIN.
MIN.
SPACE FOR
CABLE EXIT
.14
.025
0.64
.001
SQ.
3.5
0.03
.025
A B
SQUARE OR ROUND TIP
SEE NOTE 5
M
96926
APR 27,2021
JNC FJR
REVISED AND REDRAWN
DESIGN REFERENCE
.018 0.46
A
SEE NOTE 6
NEXT ASSEMBLY
ACCESS
CODES
MAX.
RECOMMENDED PIN PATTERN
FOR STACKED CONFIGURATIONS
DIVISION
DO NOT
SCALE
DRAWING
1
1
INTERPRET PER
ASME Y14.5 - 2018
MAX SURFACE ROUGHNESS
ALL SURFACES
MARKED ONLY
6
DATE
CASTIGLION
APR 27,2021
CHKD
DATE
C
5
4
3
3M Center
St. Paul,
TOLERANCES
EXCEPT AS
NOTED
SCALE
THIRD ANGLE PROJECTION
7
ISSUE DATE AND DESCRIPTION
DIVISION CODE
5.84
MIN.
ECO
DRFT
EMSD
.230
8
REV
2
INCHES
.0
.1
.00
.01
.000
.005
.0000
.0005
MILLIMETERS
0
.0
.00
.000
ANGLES
MN
55144
DRFT
CHKD
MFG
DATE
APPVL
DATE
F. RODRIGUEZ
APR 27,2021
3M COPYRIGHT 2021
This document and the information it contains are
3M property and may not be reproduced or further
distributed without 3M permission, or used or
disclosed other than for 3M authorized purposes.
All rights reserved.
TITLE
IDC RIBBON CABLE SKT,
.100 X .100, CABLE
PITCH .050, 891
CAGE SIZE
NUMBER
MODEL
891XXX
DRAWING NO.
REV.
78-5100-0449-8
DET.
LISTS
1
YES
NO
M
SHT 3 OF 3
Imaged: Central Standard Time 5/18/2021 -- UTC Offset (hrs) 6
B
A