Materials and Finishes
| Connector Insert: | |
|---|---|
| SND Series: | Glass-filled DAP per ASTM-D-5948, Type SDG-F, UL 94V-0, ASTM E-595, NASA-RP-1124, green color. |
| SDD Series: | Glass-filled polyester per ASTM-D-5927, UL 94V-0, ASTM E-595, NASA-RP-1124, blue color. |
| SCBM, SCBC, SCBDD, SCBCD Series: | Glass-filled polyester per ASTM-D-5927, UL 94V-0, ASTM E-595, NASA-RP-1124, blue color. |
| Contacts: | |
| SND Series: | Precision-machined copper alloy. |
| SDD Series: | Precision-machined high tensile copper alloy. |
| SCBM, SCBC Series: | Signal contacts: Precision-machined copper alloy. Size 8 power: Machined of high conductivity copper alloy. Size 8 shielded: Precision-machined copper alloy. Dielectric material: PTFE teflon Size 8 high voltage: Insulator - PTFE teflon. Contact - Precision machine copper alloy. |
| SCBDD, SCBCD Series: | Size 22: Precision machined copper alloy. Size 16: Precision machined high conductivity copper alloy. Size 8 power: Precision machined high conductivity copper alloy. Size 8 shielded: Precision machined copper alloy. Dielectric material: PTFE teflon. Size 8 high voltage: Insulator - PTFE teflon. Contact - precision machined copper alloy. |
| Contact Plating: | 0.000050 inch (1.27 µ) gold over copper plate. Other finishes are available. |
| Connector Housing (Shells): | Brass with 0.000050 inch (1.27 µ) gold over copper plate |
| Mounting Spacers and Brackets: | Brass with 0.000050 inch (1.27 µ) gold over copper plate |
| Push-on Fasteners: | Phosphor bronze or beryllium copper with 0.000050 inch (1.27 µ) gold over copper plate |
| Jackscrews Systems: | Brass with 0.000050 inch (1.27 µ) gold over copper plate |
| Cable Adapter (Hood): | Brass with 0.000050 inch (1.27 µ) gold over copper plate; aluminum with electroless nickel plate. Other finishes available. |
| Environmental Initiatives | |
Electrical Characteristics
| Contact Current Rating: | |
|---|---|
| SND Series: | 18 amperes, 2 contacts energized 14 amperes, 6 contacts energized 11 amperes, 15 contacts energized 10 amperes, 25 contacts energized 9 amperes, 50 contacts energized |
| SDD Series: | 12 amperes, 2 contacts energized 10 amperes, 6 contacts energized 7.5 amperes, 26 contacts energized 6.5 amperes, 65 contacts energized 5.0 amperes, 104 contacts energized |
| SCBM, SCBC Series: | Signal contacts - 7.5 amps nominal Power contacts - 10, 15, 20, 30, and 40 amps nominal |
| See Temperature Rise Curves | |
| Initial Contact Resistance: | |
| SND, SDD Series: | 0.004 ohms maximum |
| SDD Series: | 0.005 ohms maximum |
| SCBM, SCBDD, SCBCD Series: | Signal contacts - 0.005 ohms maximum Power contacts - 0.0005 ohms maximum Shielded contacts - 0.008 ohms maximum |
| SCBC Series: | Signal contacts - 0.004 ohms maximum Power contacts - 0.0005 ohms maximum Shielded contacts - 0.008 ohms maximum |
| Nominal Impedance (Shielded contacts): | SCBM, SCBC, SCBDD, SCBCD Series: 50 ohms |
| Insertion Loss (Shielded contacts): | SCBM, SCBC, SCBDD, SCBCD Series: -0.46 dB at 1 GHz -1.5 dB at 2 GHz |
| VSWR (Shielded contacts): | SCBM, SCBC, SCBDD, SCBCD Series: 1.15 average at 1 GHz 1.56 average at 2 GHz |
| *Above values measured using frequency domain techniques | |
| Proof Voltage: | 1000 V r.m.s. |
| Insulation Resistance: | 5 G ohms |
| Clearance and Creepage Distance: | SND Series: 0.039 inch (1.0 mm) minimum SDD Series: 0.042 inch (1.06 mm) minimum SCBM, SCBC Series: 0.039 inch (1.0 mm) minimum SCBDD, SCBCD Series: 0.042 inch (1.06 mm) minimum |
| Working Voltage: | 300 V r.m.s. |
Climatic Characteristics
| Temperature Range: | -55°C to +125°C |
|---|---|
| Damp Heat, Steady State: | 21 days |
Mechanical Characteristics
| Fixed Contacts: | |
|---|---|
| SND, SCBM Series: | Size 20 contacts. Male contact: 0.040 inch (1.02 mm) diameter. Female contact: PosiBand closed entry design. |
| SDD Series: | Size 22 contacts. Male contact: 0.030 inch (0.76 mm) diameter. Female contact: PosiBand closed entry design. |
| SCBC, SCBCD Series: | No fixed contacts. |
| SCBDD Series: | Size 22 male contact: 0.030 inch (0.76 mm) diameter. Size 22 female contact: PosiBand closed entry design. Size 16 male contact: 0.062 inch (1.57 mm) diameter. Size 16 female contact: PosiBand closed entry design. |
| Removable contacts: | |
| SND Series: | Size 20: Install contact to rear face of connector insert and remove from rear face of connector insert. Male contact - 0.040 inch (1.02 mm) diameter. Female contact - PosiBand closed entry design. |
| SDD Series: | Size 22: Install contact to rear face of connector insert and remove from rear face of connector insert. Male contact - 0.030 inch (0.76 mm) diameter. Female contact - PosiBand closed entry design. |
| SCBM, SCBDD Series: | Size 8 power: Install contact to rear face of connector insert and remove from front face of connector insert.
Male contact - 0.142 inch (3.61 mm) diameter.
Female contact - Features Large Surface Area (LSA) closed entry design utilizing BeCu mechanical retention member.
Male and female contacts have terminations for wire sizes 8, 12, and 16 AWG. Size 8 shielded: Install contact to rear face of connector insert and remove from front face of connector insert. RG cable numbers: 58, 178, 179, 180, 196, 316. Size 8 high voltage: Install contact to rear face of connector insert and remove from front face of connector insert. |
| SCBC Series: | Size 20: Male contact - 0.040 inch (1.02 mm) diameter.
Female contact - PosiBand closed entry design. Size 8 power: Male contact - 0.142 inch (3.61 mm) diameter. Female contact - Features Large Surface Area (LSA) closed entry design utilizing BeCu mechanical retention member. Male and female contacts have terminations for wire sizes 8, 12, and 16 AWG. Size 8 shielded: Install contact to rear face of connector insert and remove from front face of connector insert. RG cable numbers: 58, 178, 179, 180, 196, 316. Size 8 high voltage: Install contact to rear face of connector insert and remove from front face of connector insert. |
| SCBCD Series: | Size 22: Male contact - 0.030 inch [0.76 mm] mating diameter.
Female contact - PosiBand closed entry design. Size 16 : Male - 0.062 inch [1.57mm] mating diameter. Female contact - PosiBand closed entry design. Size 8 power: Male contact - 0.142 inch [3.61 mm] mating diameter. Female contact - Features Large Surface Area (L.S.A.) closed entry design utilizing BeCu mechanical retention member. Closed crimp barrel. Size 8 shielded: Install contact to rear face of connector insert and remove from front face of connector insert. RG cable numbers: 58, 178, 179, 180, 196, 316. Size 8 high voltage: Install contact to rear face of connector insert and remove from front face of connector insert. |
| Contact Retention In Insert: | SND, SDD Series: 9 lbs. (40 N) SCBM, SCBC Series: Signal contacts: 9 lbs. (40 N). Power contacts: 22 lbs. (98 N). SCBDD: Size 22: 5 lbs. (21N) minimum. Size 16 power: 6 lbs. (26N) minimum. Size 8 power / Shielded: 22 lbs. (98N). SCBCD: Size 22: 9 lbs. (40N) minimum. Size 16: 15 lbs. (67N) minimum. Size 8 power / shielded: 22 lbs. (98N). |
| Resistance to Solder Iron Heat: | SND Series: 650°F (350°C) for 10 seconds duration per IEC 60512-6, solder cup contacts. SCBM Series: 500°F (260°C) for 10 seconds duration per IEC 60512-6. |
| Contact Terminations: | SND Series: Removable closed barrel crimp: Wire sizes 18 AWG (1.0mm²) through 30 AWG (0.05mm²).
Removable closed barrel solder: Wire sizes 20 AWG (0.5 mm2) through 30 AWG (0.05mm2).
Fixed solder cup: 0.042 inch (1.06 mm) minimum hole diameter in solder style contact for 20 AWG (0.5mm2) wire maximum.
Straight printed board mount: 0.028 inch (0.71mm) diameter and 0.024 inch (0.61 mm) diameter.
Right angle printed board mount: 0.028 (0.71 mm) diameter for inch system footprint and 0.024 inch (0.64 mm) diameter for European metric footprint. SDD Series: Closed barrel crimp: Wire sizes 20 AWG (0.5mm²) through 30 AWG (0.05mm²). Closed barrel solder: Wire sizes 22 AWG (0.3 mm²) through 30 AWG (0.05 mm²). 0.020 inch (0.51 mm) diameter. Straight and right angle printed board mount - 0.020 inch (0.51 mm) termination diameter. SCBM Series: Size 20: Solder cup, 20 AWG (0.5mm²) wire, maximum. Straight printed board mount: 0.028 inch (0.71 mm) diameter. Right angle printed board mount: 0.028 inch (0.71 mm) diameter. SCBC Series: Size 20: Closed barrel crimp - wire sizes 18 AWG (1.0 mm²) through 30 AWG (0.05 mm²). Closed barrel solder - wire sizes 20 AWG (0.5 mm²) through 30 AWG (0.05 mm²). Size 8 power: Closed barrel crimp or solder cup - wire sizes 8 (10.0 mm²), 10 (5.3 mm²),12 (4.0mm²), and 16 (1.5 mm²) AWG. Size 8 shielded: Refer to RF Cable in chart in catalog for contact terminations. Size 8 high voltage: Straight and right angle (90°) terminations. 0.041 inch (1.04 mm) minimum hole diameter. |
| Connector Housing (Shells): | Male shells may be dimpled for EMI / ESD ground paths. |
| Polarization: | Trapezoidally shaped shells and polarized jackscrews. |
| Mounting to Angle Brackets: | Jackscrews and riveted fasteners with 0.120 inch (3.05 mm) clearance hole, and threaded riveted fasteners with 4-40 thread and polyester lock inserts. |
| Mounting to Printed Board: | SND, SDD, SCBM Series: Rapid installation push-on fasteners and mounting posts. |
| Locking Systems: | Jackscrews |
| Mechanical Operations: | 1000 operations minimum per IEC 60512-5 |
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