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MM22 and MM24
Vishay Dale
Rack and Panel Connectors
Military, MIL-C-28748/7/8 Qualified and Commercial Microminiature Rectangular with Optional Hoods
FEATURES
* Qualified to MIL-C-28748/7/8 * Solder cup contacts * Dip solder contacts * Fixed and turnable screwlocks * Optional closed entry socket contacts
APPLICATIONS
Especially suited for use in airborne, instrumentation and portable equipment applications or wherever the following requirements must be met: Minimum space and weight without sacrifice of performance, high quality materials, long service life, high vibration and shock resistance and positive locking.
ELECTRICAL SPECIFICATIONS
Current Rating: Model MM22 = 5 amps Model MM24 = 3 amps Breakdown Voltage: At sea level: 2000 V RMS At 70 000 feet: 500 V RMS
MATERIAL SPECIFICATIONS
Contact Pin: Phosphor bronze Contact Socket: Phosphor bronze (Beryllium copper available on request) Contact Plating: Gold Screwlocks: Stainless steel, passivated Guides: Brass, gold plated or stainless steel, passivated Standard Body: Glass-filled diallyl phthalate per MIL-M-14, Model SDG-F, green
DIMENSIONS in inches [millimeters]
MMS With Solder Cup Contacts MMP With Solder Cup Contacts
MMDS With Dip Solder Contacts
0.030 [0.762] 0.110 [2.79] Typ. 0.034 [0.864] Dia. Solder Cup B D 0.140 [3.56] C
MMDP With Dip Solder Contacts
0.140 [3.56]
D
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For technical questions, contact: connectors@vishay.com
Document Number: 36008 Revision: 15-Feb-07
MM22 and MM24
Rack and Panel Connectors Military, MIL-C-28748/7/8 Qualified and Commercial Microminiature Rectangular with Optional Hoods
DIMENSIONS in inches [millimeters]
CONTACT GAUGE 22 AWG 24 AWG B DIAMETER 0.030 0.001 [0.762 0.025] 0.025 0.001 [0.635 0.025] CONTACT GAUGE 22 AWG 24 AWG C DIP TAIL LENGTH 0.160 or 0.350 [4.06 or 8.89] Nom. 0.160 or 0.350 [4.06 or 8.89] Nom. D DIAMETER 0.025 [0.635] 0.025 [0.635]
Vishay Dale
DIMENSIONS in inches [millimeters]
MMS With Fixed (026, 027) Guides
0.520 [13.21] 0.230 [5.84] 2-56 UNC-2A Thread Typ. 0.110 [2.79] 0.034 [0.864] Dia. Solder Cup #22 or #24 AWG Max. 0.140 [3.56] 0.030 [0.762] Wide x 0.040 [1.02] Deep Slot Typ. 0.230 [5.84] "A" End of Connector 0.140 [3.56]
MMP With Fixed (026, 027) Guides
0.490 [12.45] 0.140 [3.56]
HARDWARE TYPE 026
E DIAMETER 0.078 [1.98] 0.078 [1.98] 0.078 [1.98] 0.078 [1.98]
F DIAMETER 0.125 [3.17] 0.125 [3.17] 0.125 [3.17] 0.125 [3.17]
026L
027
E Dia.
F Dia.
027L
MMS With Fixed (026L, 027L) Guides
0.230 [5.84] 0.620 [15.75] 0.140 [3.56] 0.040 [1.02] Typ.
MMP With Fixed (026L, 027L) Guides
"A" End of Connector 0.590 [14.99] 0.250 [6.35]
Short Turnable Screwlocks (SK030)
0.540 [13.72] 0.160 [4.06] 0.030 [0.762] Wide x 0.040 [1.02] Deep Typ. 0.140 [3.56]
Turnable Screwlocks (SK)
0.950 [24.13]
0.034 [0.864] Dia. Solder Cup #22 or #24 AWG Max.
0.046 [1.17] Wide x 0.062 [1.57] Deep Typ. 0.187 [4.75] Dia. 0.110 [2.79] 0.110 [2.79] 0.500 [12.70] 0.910 [23.11]
0.030 [0.762] Typ.
0.124 [3.15] Dia. 2-56 UNC-2A Typ.
0.110 [2.79]
Fixed Screwlocks (SL)
0.490 [12.45]
Fixed Screwlocks (SLL)
0.620 [15.75] 0.230 [5.84] 0.140 [3.56]
Fixed Screwlocks And Nylon Retaining Nut And Fiber Washer (NSL)
0.590 [14.99]
Short Turnable Screwlocks (SK2035)
0.240 [6.10] Typ. 0.093 [2.36] Hex Socket 0.090 [2.29] Deep Typ. 0.610 [15.49] 0.140 [3.56]
0.034 [0.864] Dia. Solder Cup #22 or #24 AWG Max. 0.140 [3.56] 0.520 [13.21] 0.110 [2.79] 0.590
0.250 [6.35]
0.180 [4.57] Dia. 0.620 [15.75] 0.580 [14.73]
0.110 [2.79]
Document Number: 36008 Revision: 15-Feb-07
For technical questions, contact: connectors@vishay.com
www.vishay.com 2
MM22 and MM24
Vishay Dale
Rack and Panel Connectors Military, MIL-C-28748/7/8 Qualified and Commercial Microminiature Rectangular with Optional Hoods
MATES WITH HARDWARE MODEL 026, 026L 027, 027L SL, NSL or SLL SL, NSL or SLL SL2, NSL2 or SL2L SL2, NSL2 or SL2L SL2, NSL2 or SL2L NOTE: Either MMP or MMS Connectors may be with any type of hardware shown. EXAMPLES: 1. MMP with 026 Hardware would mate MMS with 026 Hardware. 2. MMS with SK Hardware would mate MMP with SL or NSL Hardware. 3. MMS with SL2 Hardware would mate MMP with SK2 or SK2030 Hardware.
HARDWARE MATING CHART
HARDWARE MODEL 026 027 SK SK030 SK2 SK2030 SK2035 ordered
with an with an with an
DIMENSIONS in inches [millimeters]
NOTE: The views below show the wiring side of a pin model connector (female is opposite). Socket hardware assembled at "A" contact end of a pin model connector.
0.210 0.020 [5.33 0.508] 0.030 [0.762] R Typ. (5 thru 9) 0.210 0.020 [5.33 0.508] 0.210 0.020 [5.33 0.508] 0.105 [2.67]
A B D F J
0.270 [6.86] 0.135 [3.43]
C B E J F K M
0.270 [6.86] 0.135 [3.43]
A B D E H J L M P C F K N R
0.380 [9.65]
0.105 [2.67] 0.105 [2.67]
A B D F
0.190 [4.83]
A C E
B D
C
0.468 [11.89] 0.690 [17.53]
E H
0.562 [14.27] 0.790 [20.07]
C E H K
0.656 [16.66]
0.060 [1.52] R Typ. A D 0.880 (11 thru 44) H L [22.35]
A
B D J N T F L R V
0.780 0.532 [19.81] [13.51]
0.625 [15.88] 0.880 [22.35]
C H M S
E K P U
0.656 [16.66]
0.870 [22.10]
5 CONTACTS
7 CONTACTS
9 CONTACTS
11 CONTACTS 0.380 [9.65]
14 CONTACTS
18 CONTACTS 0.380 [9.65] 0.190 [4.83]
0.270 [6.86] 0.135 [3.43]
A D H L P T W B E J M R U C F K N S V X
0.270 [6.86] 0.135 [3.43]
0.270 [6.86] 0.135 [3.43]
A C B E J M R U X a d F K N S V Y b e h
0.380 [9.65]
0.190 [4.83]
A C E H M D J K P U Y CC HH MM PP UU YY SS N T X BB FF LL RR VV V Z DD JJ NN TT XX B F L R
0.190 [4.83]
C M S W
A E H K P U Y b c h k r v z n t x f m s w D J N T X
B F L R V Z d j p u y
A D H
B E J
C F K N S V Y b d
D H L P T W Z c f
A C H D E J K M S W P T U Y CC HH X BB FF LL MM N
B F L R V Z DD JJ NN
.814 [20.68] 1.06 [26.92]
L
W Z c
M P R T U X a
1.0 [25.40] 1.25 [31.75]
S
1.09 [27.69] 1.34 [34.04]
1.03 [26.16] 1.25 [31.75]
W AA EE KK
1.28 [32.51] 1.50 [38.10]
a e
1.41 [35.81] 1.62 [41.15]
AA EE KK
WW
AA CC BB DD EE HH FF
ZZ
20 CONTACTS
26 CONTACTS
29 CONTACTS
34 CONTACTS
44 CONTACTS
50 CONTACTS
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For technical questions, contact: connectors@vishay.com
Document Number: 36008 Revision: 15-Feb-07
MM22 and MM24
Rack and Panel Connectors Military, MIL-C-28748/7/8 Qualified and Commercial Microminiature Rectangular with Optional Hoods
MOUNTING VARIATIONS in inches [millimeters]
0.047 [1.19] Typ. 0.188 [4.78] Ref. 0.040 [1.02] 0.081 [2.06] 5 CONTACTS 0.093 [2.36] Dia. Typ.
C B A
Vishay Dale
0.093 [2.36] Dia. Typ.
A B
0.047 [1.19] Typ.
A
0.093 [2.36] Dia. Typ.
B
0.047 [1.19] Typ.
A
0.093 [2.36] Dia. Typ.
B
DIP SOLDER PC BOARD MOUNTING PATTERNS Male (MMP) Connector Shown - Female is Opposite. Contact, Contact Row and Mating Hole C to C Dimensions also Applies to Solder Cup Style Connectors.
0.093 [2.36] Dia. Typ.
B D A C
0.468 [11.89] 0.140 [3.56] Typ.
0.282 [7.16] Ref. 0.040 [1.02] 0.081 [2.06]
0.562 [14.27]
0.376 [9.55] Ref.
0.656 [16.66]
0.140 [3.56] Typ.
7 CONTACTS
0.040 0.140 [3.56] [1.02] Typ. 0.081 [2.06] 9 CONTACTS 0.047 [1.19] Typ. 0.376 [9.55] Ref. 0.090 [2.29] Typ. 0.135 [3.43] Typ.
0.047 [1.19] Typ. 0.282 [7.16] Ref. 0.081 [2.06]
0.047 [1.19] Typ.
C A B
0.093 [2.36] Dia. Typ.
0.532 [13.51] 0.125 [3.17] Typ.
0.376 [9.55] Ref. 0.081 [2.06]
0.625 [15.88] 0.124 [3.15] Typ. 0.162 [4.11] 14 CONTACTS
0.656 [16.66] 0.140 [3.56] Typ.
0.162 [4.11]
11 CONTACTS
0.270 [6.86] Ref. 18 CONTACTS 0.093 [2.36] Dia. Typ.
C A B
0.047 [1.19] Typ.
C B A
0.093 [2.36] Dia. Typ.
0.047 [1.19] Typ.
C B A
0.093 [2.36] Dia. Typ.
0.047 [1.19] Typ.
0.564 [14.33] Ref. 0.081 [2.06] 0.162 [4.11]
0.814 [20.68]
0.752 [19.10] Ref.
1.0 [25.40]
0.846 [21.49] Ref.
1.09 [27.69]
0.125 [3.17] Typ.
0.081 [2.06] 0.162 [4.11] 26 CONTACTS
0.124 [3.15] Typ.
0.081 [2.06] 0.162 [4.11] 29 CONTACTS
0.124 [3.15] Typ.
20 CONTACTS
MOUNTING VARIATIONS in inches [millimeters]
0.047 [1.19] Typ.
B D A C
0.093 [2.36] Dia. Typ.
0.047 [1.19] Typ.
B D A C
0.093 [2.36] Dia. Typ.
0.047 [1.19] Typ.
B D A C
0.093 [2.36] Dia. Typ.
0.752 [19.10] Ref.
1.03 [26.16]
0.987 [25.07] Ref.
1.28 [32.51]
1.13 [28.70] Ref.
1.41 [35.81]
0.090 [2.29] Typ. 0.270 [6.86] Typ.
0.135 [3.43]
0.140 [3.56] Typ.
0.090 [2.29] Typ.
0.147 [3.73] 0.135 Typ. [3.43] 0.270 [6.86] Typ.
0.090 [2.29] Typ.
0.135 [3.43] Typ. 0.270 [6.86] Ref. 50 CONTACTS
0.140 [3.56] Typ.
34 CONTACTS
44 CONTACTS
Document Number: 36008 Revision: 15-Feb-07
For technical questions, contact: connectors@vishay.com
www.vishay.com 4
MM22 and MM24
Vishay Dale
Rack and Panel Connectors Military, MIL-C-28748/7/8 Qualified and Commercial Microminiature Rectangular with Optional Hoods
NUMBER OF CONTACTS 5 7
BC 0.050 [1.27] R Typ.
PANEL CUTOUT in inches [millimeters]
A 0.210 [5.33] 0.210 [5.33] 0.210 [5.33] 0.270 [6.86] 0.270 [6.86] 0.380 [9.65] B 0.468 [11.89] 0.562 [14.27] 0.656 [16.66] 0.532 [13.51] 0.625 [15.88] 0.656 [16.66] C 0.340 [8.64] 0.440 [11.18] 0.530 [13.46] 0.410 [10.41] 0.500 [12.70] 0.530 [13.46]
A
NUMBER OF CONTACTS 20 26 29 34 44 50
A 0.270 [6.86] 0.270 [6.86] 0.270 [6.86] 0.380 [9.65] 0.380 [9.65] 0.380 [9.65]
B 0.814 [20.68] 1.0 [25.40] 1.09 [27.69] 1.03 [26.16] 1.28 [32.51] 1.41 [35.81]
C 0.690 [17.53] 0.870 [22.10] 0.970 [24.64] 0.910 [23.11] 1.16 [29.46] 1.28 [32.51]
9 11 14 18
0.093 [2.36]
DIMENSIONS in inches (millimeters)
NOTE: The views below show the wiring side of a pin model connector (Socket style is opposite). Socket hardware is assembled at "A"contact end of pin connector.
0.160 [4.06] 0.093 [2.36] 0.172 [4.37]
0.172 [4.37] 0.250 [6.35 0.060 [1.52] R 0.155 [3.94] 0.047 [1.19] 0.893 Typ. [22.68] Ref. 0.126 + 0.002 - 0.000 [3.20 + 0.051 - 0.000] Dia. Typ. 0.080 [2.03] Typ. 0.500 [12.70] 0.344 [8.74] 0.093 [2.36] R 2 Places 0.113 [2.87]
C E B D A
PANEL CUTOUT
in inches (millimeters)
0.500 [12.70]
0.344 [8.74] 0.093 [2.36] Dia. Typ.
0.344 [8.74] 0.172 [4.37] 0.250 [6.35] 0.093 [2.36] Dia. Typ.
0.893 [22.68] Ref.
1.20 [30.48]
1.08 [27.43]
0.155 [3.94] Typ. 0.180 [4.57] Typ.
1.20 [30.48]
1.43 0.047 [1.19] Typ. [36.32] 0.090 [2.29] Typ.
1.20 [30.48]
0.360 [9.14] Ref.
"C50" Configuration
0.090 [2.29] Typ.
0.093 [2.36]
DIP SOLDER PC BOARD MOUNTING PATTERNS: Male (MMP) Connector Shown - Female is Opposite. Contact, Contact Row and Mating Hole C to C Dimensions also Applies to Solder Cup Style Connectors.
"C50" Configuration
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For technical questions, contact: connectors@vishay.com
Document Number: 36008 Revision: 15-Feb-07
MM22 and MM24
Rack and Panel Connectors Military, MIL-C-28748/7/8 Qualified and Commercial Microminiature Rectangular with Optional Hoods
HOOD VARIATIONS in inches [millimeters]
027H
2-56 UNC-2A 0.090 [2.29] 0.268 0.016 [6.81 0.406] 0.610 0.030 [15.49 0.762] D A
A 0.090 [2.29] 2-56 UNC-2A 0.348 0.016 [8.84 0.406] 0.090 [2.29] 0.452 0.016 [11.48 0.406]
Vishay Dale
2-56 UNC-2A
0.640 [16.26]
0.640 [16.26]
E
D E A 0.300 [7.62] 0.300 [7.62] B D E
0.300 [7.62]
B
B 0.220 [5.59]
0.220 [5.59] C 5, 7, 9 CONTACTS
C
0.220 [5.59]
C 34, 44, 50 CONTACTS
11, 14, 20, 26, 29 CONTACTS
SKH or SK2H
2-56 UNC-2A 0.090 [2.29] 0.268 0.016 [6.81 0.406] 0.610 0.030 [15.49 0.762] D A 0.046 [1.17] 0.092 [2.34] 0.300 [7.62] B 0.570 0.030 [14.48 0.762] 0.092 [2.34] 2-56 UNC-2A
0.090 [2.29]
0.348 0.016 [8.84 0.406] 0.640 [16.26]
0.090 [2.29] 2-56 UNC-2A
0.452 0.016 [11.48 0.406]
0.640 [16.26]
D E 0.046 [1.17] A
E
D A
E
0.570 0.030 [14.48 0.762]
0.092 [2.34]
0.300 [7.62]
0.046 [1.17]
0.570 0.030 [14.48 0.762]
0.300 [7.62]
B
B
0.220 [5.59]
0.220 [5.59]
0.220 [5.59]
C 5, 7, 9 CONTACTS
C 11, 14, 20, 26, 29 CONTACTS
C 34, 44, 50 CONTACTS
NUMBER
A
B
D
"E" CABLE OPENING
NUMBER OF CONTACTS 5 7 9 11 14 20 26 29 34 44 50
A 0.016 [0.406] 0.690 [17.53] 0.780 [19.81] 0.870 [22.10] 0.780 [19.81] 0.870 [22.10] 1.06 [26.92] 1.25 [31.75] 1.34 [34.04] 1.25 [31.75] 1.50 [38.10] 1.62 [41.15]
B 0.030 [0.76] 0.650 [16.51] 0.650 [16.51] 0.650 [16.51] 0.650 [16.51] 0.650 [16.51] 0.650 [16.51] 0.650 [16.51] 0.650 [16.51] 0.650 [16.51] 1.17 [29.72] 1.17 [29.72]
C 0.468 [11.89] 0.562 [14.27] 0.656 [16.66] 0.532 [13.51] 0.625 [15.88] 0.814 [20.68] 1.00 [25.40] 1.09 [27.67] 1.03 [26.16] 1.28 [32.51] 1.41 [35.81]
D 0.016 [0.406] 0.310 [7.87] 0.440 [11.18] 0.500 [12.70] 0.440 [11.18] 0.500 [12.70] 0.620 [15.75] 0.620 [15.75] 0.620 [15.75] 0.500 [12.70] 0.500 [12.70] 0.620 [15.75]
"E" CABLE OPENING SQ. IN. [Sq. MM] 0.028 [0.711] 0.037 [0.940] 0.052 [1.321] 0.054 [1.372] 0.076 [1.930] 0.105 [2.667] 0.105 [2.667] 0.105 [2.667] 0.160 [4.064] 0.190 [4.826] 0.202 [5.131]
Document Number: 36008 Revision: 15-Feb-07
For technical questions, contact: connectors@vishay.com
www.vishay.com 6
MM22 and MM24
Rack and Panel Connectors Military, MIL-C-28748/7/8 Qualified and Commercial Microminiature Rectangular with Optional Hoods
ORDERING INFORMATION
CONNECTOR HARDWARE HOODS
Vishay Dale
C
MM
D1
B
P
22
G
-
5
R
026*
H HOOD VARIATIONS
CONTACTS MODEL TERMINATION (OPTIONAL) CONTACT CONTACT PLATING NUMBER OF (OPTIONAL) HARDWARE STYLE SIZE CONTACTS VARIATIONS Microminiature P = Pin S = Socket R = Reversed guides or screwlocks (Omit for standard)
B = Beryllium copper contacts optional on solder cup socket contacts only. (Omit for standard contacts) (OPTIONAL) Dip solder termination optional. (Omit for standard solder cup) Select tail length: D1 = 0.160" [4.06 mm] Nominal D2 = 0.350" [8.89 mm] Nominal
22 AWG = 0.030" [0.762mm] Diameter 24 AWG = 0.025" [0.635mm] Diameter
Optional plating available: G = Gold (0.00003 thick) over Nickel. G5 = Gold (0.00005 thick) over Nickel. Omit designator for Gold (0.00001 thick) over Nickel. 5, 7, 9, 11, 14, 18, 20, 26, 29, 34, 44 or 50* *50 contact connectors are available in either the standard 4-row contact arrangement per MIL-C-28748 or a special 5-row contact arrangement. To order the special 5-row contact arrangement, use the designator "C50" for the number of contacts.
(OPTIONAL)* Closed entry socket contacts optional on 22 AWG socket contacts only. (Omit for standard contacts)
(Omit if no Hood desired.) 027H = Hood (Top Cable Opening) with standard 027 Slotted Cres Guides. This option is not available in the C50 contact size. SKH = Hood (Top Cable Opening) with long SK-model Turnable Screwlocks (3-48 NF) and knobs. This option is not available in the 34, 44, 50 and C50 contact sizes. SK2H = Hood (Top Cable Opening) with long SK-model Turnable Screwlocks (2-56 NF) and knobs. This option is not available in the C50 contact size.
(Omit if no Hardware desired.) 026 = Slotted Brass Guides 0.078" [1.98 mm] Diameter . 026L = Long Slotted Brass Guides 0.078" [1.98 mm] Diameter . 027 = Slotted Cres Guides 0.078" [1.98 mm] Diameter . . 027L = Long Slotted Cres Guides 0.078" [1.98 mm] Diameter SL = Chassis Mounted Fixed Screwlocks (3-48 thread) SL2 = Chassis Mounted Fixed Screwlocks (2-56 thread) SLL = Chassis Mounted Fixed Screwlocks Long (3-48 thread) SL2L = Chassis Mounted Fixed Screwlocks Long (2-56 thread) NSL = Chassis Mounted Fixed Screwlocks (3-48 thread) with Nylon Retaining Nuts and Fiber Washers NSL2 = Chassis Mounted Fixed Screwlocks (2-56 thread) with Nylon Retaining Nuts and Fiber Washers SK = Cable Mounted - Turnable Screwlocks (3-48 thread) SK2 = Cable Mounted - Turnable Screwlocks (2-56 thread) SK030 = Cable Mounted - Turnable Screwlocks (3-48 thread) with short knobs SK2030 = Cable Mounted - Turnable Screwlocks (2-56 thread) with short knobs SK2035 = Cable Mounted - Turnable Screwlocks (2-56 thread) with socket head knobs
*To order complete connector with hardware supplied unassembled, add suffix "UA" on end of hardware designation.
Document Number: 36008 Revision: 15-Feb-07
For technical questions, contact: connectors@vishay.com
www.vishay.com 7
Legal Disclaimer Notice
Vishay
Disclaimer
All product specifications and data are subject to change without notice. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, "Vishay"), disclaim any and all liability for any errors, inaccuracies or incompleteness contained herein or in any other disclosure relating to any product. Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay's terms and conditions of purchase, including but not limited to the warranty expressed therein, which apply to these products. No license, express or implied, by estoppel or otherwise, to any intellectual property rights is granted by this document or by any conduct of Vishay. The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications unless otherwise expressly indicated. Customers using or selling Vishay products not expressly indicated for use in such applications do so entirely at their own risk and agree to fully indemnify Vishay for any damages arising or resulting from such use or sale. Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for such applications. Product names and markings noted herein may be trademarks of their respective owners.
Document Number: 91000 Revision: 18-Jul-08
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