Durable Steel Nickel Plated Connector EDAC B57-050-221-402 with Gold Tin Plated Copper Alloy Contacts
Manufacturer:
EDAC
Description:
Through Hole Through Hole Centronics Connectors RoHS
Category:
Centronics Connectors/Centronics Connectors
Specifications
Mounting Type:
直插
Mfr. Part #:
B57-050-221-402
Package:
Through Hole
Model Number:
B57-050-221-402
Introduction
Product Overview
The B57 SERIES connectors are designed for robust interconnectivity in data control systems, telecom, and electronic instrumentation. Featuring a steel nickel-plated shell and glass-filled thermoplastic insulator (UL 94V-0, Blue), these connectors offer reliable performance with copper alloy contacts plated in gold and tin. They are available in 50 and 64 positions with various mounting options and are intermateable with comparable series. Designed for continuous operation, they are not hot-swappable and are RoHS compliant.
Product Attributes
- Series: B57 SERIES
- Shell Material: Steel - Nickel Plated
- Insulator Material: Glass filled thermoplastic UL 94V-0, Color: Blue
- Contact Material: Copper Alloy
- Contact Plating: Gold Plating on contact area and Tin Plating on tails with Nickel underplating all over
- Certifications: UL Approved, RoHS Compliant
- Features: Mounting Posts Provide Positive Location and Retention
Technical Specifications
| Specification | Details |
|---|---|
| Series | B57 |
| Total Number of Contacts | 50 or 64 |
| Contact Finish | 2 (Gold flash, 2" min.) 5 (15" Gold) 6 (30" Gold) |
| Contact Style | 20 (Vertical Press fit) 21 (Vertical PCB) 29 (Flat Cable termination) 60 (Right Angle PCB, .187 tail length) 61 (Right Angle PCB, .100 tail length) 62 (Right Angle PCB, .125 tail length) |
| Shielding | 0 (Metal Shell) |
| Contact Arrangement | 1 (Latch) |
| Connector Style | 0 (Receptacle) 1 (Plug) |
| Mounting Options | A (4-40 standoff on pos. 1 & J-hook on pos. 25) 2 (4-40 threaded insert / .120 dia. Hole) 3 (4-40 threaded insert / 4-40 threaded hole) 4 (.120 dia. Hole / .120 dia. Hole) 5 (4-40 threaded insert / boardlocks) 6 (4-40 threaded insert / boardlocks / latch) 7 (.120 dia. Insert / 4-40 threaded hole) 8 (4-40 hex standoff /boardlocks) |
| Board Thickness Compatibility | 0.062" (1.57mm), 0.093" (2.36mm), or 0.125" (3.125mm) |
| Current Rating | 5 Amps AC/DC Continuous |
| Contact Resistance | 30 milliohms maximum |
| Withstand Voltage | 1200 VAC rms |
| Insulation Resistance | 1000 Megohms minimum at 500 V DC |
| Operating Temperature | -40C to +105C |
| Hot Swappable | No |
| Example Part Number Structure | B57-0 50-2 20-2 0 2 |
2507011103_EDAC-B57-050-221-402_C6467442.pdf
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