Test Points

Part Number	Description / PDF	Quantity
1039 Keystone Electronics Corp.	PC TEST POINT SLOTTED	2147483647
5269 Keystone Electronics Corp.	TEST POINT (PURPLE) - MINIATURE	4846200
6036 Keystone Electronics Corp.	PC TEST POINT JACK WHITE	822010600
81-1-S BLK E-Z-Hook	STANDARD HOOK BLACK 10PK	0
81-1-S RED E-Z-Hook	STANDARD HOOK RED 10PK	0
5021 Keystone Electronics Corp.	PC TEST POINT LOW PROFILE	2147483647
5091 Keystone Electronics Corp.	SM TEST POINT ON T&R - COMPACT	321583000
11015 Keystone Electronics Corp.	PC TEST POINT JACK WHITE	479
5015 Keystone Electronics Corp.	PC TEST POINT MINIATURE	1725432
0303299 Phoenix Contact	PC TEST POINT SLOTTED SILVER	87
5192TR Keystone Electronics Corp.	PC TEST POINT, WHITE, SMT	990917000
11006-B Keystone Electronics Corp.	PC TEST POINT JACK BLACK	176285
5012 Keystone Electronics Corp.	PC TEST POINT MULTIPURPOSE WHITE	2147483647
11013-R Keystone Electronics Corp.	PC TEST POINT JACK RED	1405760
6055 Keystone Electronics Corp.	PC TEST POINT JACK RED	17496700
105-0854-001 Vitelec / Cinch Connectivity Solutions	PC TEST POINT JACK GREEN	455
5119 Keystone Electronics Corp.	PC TEST POINT MINIATURE PURPLE	0
5004 Keystone Electronics Corp.	PC TEST POINT MINIATURE YELLOW	2147483647
11016 Keystone Electronics Corp.	PC TEST POINT JACK WHITE	14
4951 Keystone Electronics Corp.	PC TEST POINT SLOTTED	2193

Test Points

1. Overview

Test points are standardized locations on electronic devices or systems designated for signal access, measurement, and diagnostic purposes. They serve as critical interfaces for validating performance, troubleshooting faults, and ensuring compliance with technical specifications. In modern electronics, test points enable efficient development, quality assurance, and maintenance across industries.

2. Main Types and Functional Classification

Type	Functional Features	Application Examples
PCB Test Points	Direct contact pads on printed circuit boards	Prototype validation, production line testing
High-Voltage Probes	Insulated contacts for >1kV measurements	Power supply testing, industrial equipment diagnostics
RF Test Points	Impedance-matched interfaces for high-frequency signals	Wireless communication modules, antenna testing
Automotive Diagnostic Ports	Standardized OBD-II connectors	Vehicle ECU diagnostics, emission testing

3. Structure and Composition

Typical test points consist of: - Conductive contact materials (e.g., gold-plated copper, phosphor bronze) - Insulating housing with environmental protection (IP67-rated plastics) - Mechanical mounting features (through-hole/surface-mount) - Interface standards (BNC, SMA, USB-C, or proprietary connectors) - Optional protective covers with EMI shielding

4. Key Technical Specifications

Parameter	Significance
Max Current Rating	Determines power handling capability
Voltage Range	Defines operational safety limits
Frequency Bandwidth	Specifies usable range for signal integrity
Contact Resistance	Impacts measurement accuracy (typically <10m )
Environmental Resistance	Operating temperature (-40 C to +125 C), humidity tolerance

5. Application Fields

Electronics Manufacturing: Circuit validation using oscilloscopes
Automotive: ECU communication via OBD-II ports
Medical Devices: Patient safety testing (IEC 60601 compliance)
Telecommunications: 5G base station signal monitoring
Aerospace: Avionics system diagnostics

6. Leading Manufacturers and Products

Manufacturer	Representative Product
Keysight Technologies	N2855A High-Z RF Probe
Tektronix	P6139B 500MHz Oscilloscope Probe
Fluke Corporation	TPIL1 Test Point Interface Lead Set
Amphenol	RF Test Port 6001-0001-0

7. Selection Guidelines

Key considerations include: - Match impedance and bandwidth to measurement equipment - Verify compliance with industry standards (e.g., IEEE, ISO 14001) - Environmental durability for operating conditions - Compatibility with automated test systems - Cost-benefit analysis of reusable vs. disposable probes

Example: Automotive manufacturers select test points with ISO 7637-2 compliance for reliable ECU testing in extreme temperature cycles.

8. Industry Trends

Emerging trends include: - Miniaturization for high-density PCBs (0.4mm pitch test points) - Integration with wireless test interfaces (Bluetooth/WiFi 6E) - Increased adoption of active probes for >10Gbps signal analysis - Smart test points with embedded sensors for real-time monitoring - Eco-friendly materials meeting RoHS/REACH regulations