Between Series Adapters

Part Number	Description / PDF	Quantity
321X Switchcraft / Conxall	ADAPT FMALE XLR TO RCA PLUG SILV	0
5699-0# Pomona Electronics	TERMINAL STRIP JACK 6-32 (BLACK)	0
MRJR558001 Storage & Server IO (Amphenol ICC)	RGGD RJ45 R/A JACK 8POS CBL HDR	0
9339 RED E-Z-Hook	ADAPT PIN 0.040" TO BAN JACK RED	0
MRJ598401 Storage & Server IO (Amphenol ICC)	RJ45 JACK R/A 8POS W/TERM BLCK	0
BU-30211A-6 Mueller Electric Co.	ADAPT SPADE LUG TO BAN JACK BLU	444697
MRJR5585M1 Storage & Server IO (Amphenol ICC)	RGGD RJ45 R/A JACK 8POS CBL HDR	0
4690-0# Pomona Electronics	TEST ADAPTER #22 SOCKET (BLACK)	0
09352410501 HARTING	HAN PUSHPULL SCRJ FIBER OPTIC M	0
3562-0# Pomona Electronics	TEST ADAPTER .063 SOCKET (BLACK)	0
323X Switchcraft / Conxall	ADAPT MALE XLR TO RCA PLUG SILV	0
3563-0# Pomona Electronics	TEST ADAPTER .063 PIN (BLACK)	0
CT2986 Cal Test Electronics	BNCF ADAPTER 4MM SAFETY PLUGS	0
628-000-924 EDAC Inc.	ADAPT DVI-A PLUG TO DB15F	0
5699-4 Pomona Electronics	ADAPT 6/32 SCRW TO BAN JACK YLW	0
200.0066 Maestro Wireless Solutions (Lantronix)	ADAPT DB25M TO RJ45 JACK	0
MRJ5D80M1 Storage & Server IO (Amphenol ICC)	RUGGED RJ45 R/A JCK 8POS W/CBL H	0
5701-3 Pomona Electronics	ADAPT 10/32 SCRW TO BAN JACK ORG	0
13848-18G02B PowerStor (Eaton)	ADAPT 1/16 PCB TO SCREW TERM BLK	0
MRJR558501 Storage & Server IO (Amphenol ICC)	RGGD RJ45 R/A JACK 8POS CBL HDR	0

Between Series Adapters

1. Overview

Between Series Adapters (BSA) are interconnect solutions that bridge incompatible electrical or data interfaces across different device series or standards. These adapters enable seamless signal/power transmission while maintaining performance integrity. In modern electronics, BSAs are critical for system integration in industrial automation, telecommunications, and consumer electronics, where heterogeneous hardware ecosystems demand interoperability.

2. Main Types and Functional Classification

Type	Functional Characteristics	Application Examples
Protocol Conversion Adapters	Translates signaling protocols (e.g., RS-232 to USB)	Industrial PLC programming interfaces
Physical Interface Adapters	Mechanical/electrical conversion between connector styles	DB9 to RJ45 Ethernet converters
Signal Conditioning Adapters	Modifies signal voltage levels or impedance matching	RF coaxial to waveguide transitions
Hybrid Power/Data Adapters	Simultaneous power and high-speed data transmission	PoE++ to USB4 combination adapters

3. Structural Composition

Typical BSAs consist of: - Termination Substrate: Gold-plated phosphor bronze contacts (0.1-0.8mm thickness) - Insulation Body: LCP/LPA engineering plastic (UL94 V-0 rating) - Shielding Layer: 0.1mm thick aluminum-mylar composite - Retention Mechanism: Threaded coupling or push-pull latching - Signal Path: Precision-machined PCB traces (impedance controlled to 5%)

4. Key Technical Specifications

Parameter	Typical Range	Importance
Contact Resistance	5-20m	Affects signal integrity and power efficiency
Insulation Resistance	>1G	Determines leakage current safety
Current Rating	1-15A	Dictates power handling capability
VSWR (RF Adapters)	1.2:1-1.8:1	Measures signal reflection performance
Operating Temperature	-55 C to +125 C	Ensures environmental reliability

5. Application Fields

Industrial: CNC machine tool interface adapters
Telecom: 5G massive MIMO antenna array connectors
Consumer: Smartphone multi-port charging docks
Medical: MRI machine sensor interface hybrids

6. Leading Manufacturers and Products

Manufacturer	Key Product Series	Technical Highlights
TE Connectivity	CONSENT Hybrid Adapters	20Gbps data rate + 12A power capacity
Amphenol	MIL-DTL-38999 Series III	Hermetically sealed aerospace connectors
Molex	SL Series Adapters	0.5mm pitch for compact medical devices
Samtec	USB4 Protocol Converters	Backward compatible with USB3.2/Thunderbolt

7. Selection Guidelines

Key considerations include: - Interface compatibility (pin count, pitch spacing) - Environmental requirements (IP rating, temperature range) - Signal bandwidth requirements (rise time <1ns requires <3GHz bandwidth) - Mechanical durability (>5000 mating cycles for industrial) - Compliance with standards (IEC 61076, MIL-STD-810)

Case Study: In automotive test systems, selecting a CAN-FD to Ethernet BSA with IP67 rating and EMI shielding reduced field failure rates by 72%.

8. Industry Trends

Future developments include: - Integration of active signal conditioning ICs in adapters - Nano-coating technologies for corrosion resistance - Software-defined pin assignment for reconfigurable interfaces - Adoption of AI-driven contact wear prediction algorithms - Growth in optical/electrical hybrid adapters for 800Gbps+ systems