Between Series Adapters

Part Number	Description / PDF	Quantity
5531 Pomona Electronics	ADAPT RING TERM TO BANANA JACK	0
4690-0 Pomona Electronics	ADAPT SCK 0.030" TO BAN JACK BLK	97
3073 Pomona Electronics	ADAPT BNC JACK TO BAN PLG STACK	605
3296 Pomona Electronics	ADAPT BNC PLUG TO DBL BIND POST	9
4044 Pomona Electronics	ADAPT RCA JACK TO BAN PLUG DBL	0
72938 Pomona Electronics	ADAPT BNC JACK TO BAN JACK DBL	31
1468 Pomona Electronics	ADAPT BNC JACK TO BAN PLUG DBL	46
3564-2 Pomona Electronics	ADAPT SCKT 0.093" TO BAN JCK RED	109
4691-2 Pomona Electronics	ADAPT PIN 0.030" TO BAN JACK RED	257
6203 Pomona Electronics	ADAPT SPADE LUG TO BAN JCK BLK/R	69
3565-0 Pomona Electronics	ADAPT PIN 0.093" TO BAN JCK BLK	209
3744A-02 Pomona Electronics	ADAPT SPADE LUG TO BAN JCK BLK/R	257
3563-0 Pomona Electronics	ADAPT PIN 0.063" TO BAN JCK BLK	382
3560-0 Pomona Electronics	ADAPT SCK 0.040" TO BAN JACK BLK	347
3430-0 Pomona Electronics	ADAPT BNC PLUG TO BIND POST BLK	375
1296 Pomona Electronics	ADAPT BNC PLUG TO DBL BIND POST	425
3777A-0 Pomona Electronics	ADAPT SPADE LUG TO BAN JACK BLK	497
3562-2 Pomona Electronics	ADAPT SCKT 0.063" TO BAN JCK RED	241
3837 Pomona Electronics	ADAPT BNC JACK TO 3.55MM PLUG	52
1297 Pomona Electronics	ADAPT BNC JACK TO 1/4" PLUG	227

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