North and South America:
Methode Electronics, Inc. Connector Products
1700 Hicks Road • Rolling Meadows, IL 60008 USA
847-392-3500 • Toll Free: 800-323-6864 • Fax: 847-392-9404
Email: info@methode.com • Web: www.methode.com/connector/index.html
Europe:
Methode Electronics Ireland, Ltd.
Unit H, Crossagalla Business Park, Ballysimon Rd. • Limerick, Ireland
+353 (0) 61 401222 • Fax: +353 (0) 61 401942
Email: info@methode.ie • Web: ireland.methode.com/main.html
Far East:
Methode Electronics Far East, Pte. Ltd.
1 Tuas Lane, Jurong Town • Singapore 638610
65-68615444 • Fax: 65-68614777
Email: sales@methode.com.sg • Web: www.methode.com/mefe/index.html
D-Subminiature Straight PCB Tail
M21 Series
SPECIFICATIONS:
Material:
Shell: Steel, tin-plated
Insulator: Polybutylene Terephthalate (PBT), glass reinforced
thermoplastic, rated UL 94V-0
Insulator color: Black
Optional color: White
Contacts: Plug - Brass; Socket - Phosphor Bronze
Rivet insert: Brass, nickel-plated
Plating:
Per MIL-G-45204, Type II, Grade C on contact area over 50 µin
nominal nickel underplate to QQ-N-290, Class 2, Grade C, gold
flash on solder-pins
Electrical:
Operation voltage: 250 VDC max
Current rating: 3 Amps max
Contact resistance: 20 mΩ max
Insulation resistance: 3000 MΩ min @ 500 VDC between
adjacent contacts
Dielectric withstanding voltage: 1000 VAC RMS (sea level)
Capacitance: 2 pF max between adjacent contacts
Environmental:
Operating temperature: -55°C to +105°C
PART NUMBER LEGEND
M21X - XXX - XXX - XX
MOUNTING OPTIONS:
01 = .120" Mounting Holes
02 = Riveted, #4-40 clinch nuts
03 = Riveted, #4-40 jack screws
04 = Riveted, #4-40 standoffs with boardlocks
TAIL
02 = .180" PC Tail
03 = .500" Wire Wrap Tail
PROFILE
0 = Standard
1 = High
NUMBER OF POSITIONS
09, 15, 25, 37, 50
CONTACT TYPE
P = Plug
S = Socket
PLATING
S = 5 µin. Gold Nominal
8 = 30 µin. Select Gold Nominal
MATING OPTIONS:
Mates with Methode D-Sub Series M21 and M23 and all industry
standard D-Subminiature connectors.
ACCESSORIES:
Dustcovers, hardware
PACKAGING:
Anti-static plastic trays available
APPROVALS AND CERTIFICATIONS:
Select parts recognized under the component program
of Underwriters Laboratories, Inc. No. E167232
Certified by Canadian Standards Association No. LR75112
OPTIONS: (add as suffix to end of part number)
EMI = Ferrule filtered version for EMI/RFI Suppresion
North and South America:
Methode Electronics, Inc. Connector Products
1700 Hicks Road • Rolling Meadows, IL 60008 USA
847-392-3500 • Toll Free: 800-323-6864 • Fax: 847-392-9404
Email: info@methode.com • Web: www.methode.com/connector/index.html
Europe:
Methode Electronics Ireland, Ltd.
Unit H, Crossagalla Business Park, Ballysimon Rd. • Limerick, Ireland
+353 (0) 61 401222 • Fax: +353 (0) 61 401942
Email: info@methode.ie • Web: ireland.methode.com/main.html
Far East:
Methode Electronics Far East, Pte. Ltd.
1 Tuas Lane, Jurong Town • Singapore 638610
65-68615444 • Fax: 65-68614777
Email: sales@methode.com.sg • Web: www.methode.com/mefe/index.html
D-Subminiature Straight PCB Tail
M21 Series
PLUG ASSEMBLY
SOCKET ASSEMBLY
MOUNTING OPTIONS
02 Option
03 Option
04 Option
PC Board Layout
50 2.064 (52.43) 2.406 (61.11) 2.635 (66.93) 2.079 (52.81) 2.406 (61.11) 2.635 (66.93)50
Dimensional: Socket Assembly
9
A B C D CONTACTS A B C D
15
.643 (16.33) 9
25
.971 (24.66)
1.511 (38.38)
15
37
25
37
CONTACTS
2.159 (54.84)
.984 (24.99)
1.312 (33.32)
2.500 (63.50)
1.852 (47.04)
1.213 (30.81)
1.541 (39.14)
2.729 (69.32)
2.088 (53.04)
.666 (16.92)
.994 (25.25)
2.182 (55.42)
1.534 (38.96)
.984 (24.99)
1.312 (33.32)
2.500 (63.50)
1.852 (47.04)
1.213 (30.81)
1.541 (39.14)
2.729 (69.32)
2.088 (53.04)
.759 (19.28)
1.083 (27.51)
2.272 (57.71)
2.178 (55.32)
1.625 (41.30)
.759 (19.28)
1.083 (27.51)
2.272 (57.71)
2.178 (55.32)
1.625 (41.30)
Dimensional: Plug Assembly
Unit: Inch / mm
