Picotest
Picotest J2111B Current Injector - Versatile Power Supply Testing Tool
Picotest J2111B Current Injector - Versatile Power Supply Testing Tool
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Key Features
- Bandwidth: Delivers a broad frequency range up to 40 MHz for comprehensive testing.
- High Input Impedance: Minimises loading on the device under test (DUT).
- Direct Coupling: Provides direct current injection into the power rail for accurate EMI measurements.
- Compact Design: Saves bench space and facilitates on-site testing.
- User Manual Included: Offers detailed usage instructions for effective analysis.
- Wide Application: Suitable for various electronic design applications requiring precise current injection.
- Optimised for EMI Testing: Ensures compliance with industry standards for EMI.
Overview
The Picotest J2111B Current Injector is a versatile and powerful tool for professional design engineers working on advanced power supply testing and analysis. When paired with the G5100A or an equivalent function generator, this high-performance device can simulate small signal load steps up to an impressive 40MHz, featuring rapid rising and falling edges.
The J2111B excels in simulating various load types, including high-speed digital circuit loading, making it invaluable for testing modern power systems. Its capabilities extend to measuring output impedance of power supplies, voltage regulators, power buses, and even batteries. Additionally, it enables non-invasive stability measurements of combined input filters and switching power supply negative resistance.
With its 10mA/V scaling and 50 Ohm terminated current monitor, the J2111B integrates seamlessly with network analysers, oscilloscopes, or DMMs for precise current monitoring. When used with a voltage probe, it facilitates impedance measurements, offering a comprehensive solution for power supply characterisation.
The J2111B Current Injector is an essential tool for extracting transistor data, including small signal current gain and Ft. Its versatility extends to RF and instrumentation circuits, providing constant current biasing for Class A amplifiers and buffers. For professional design engineers seeking a robust, multi-functional current injection solution, the Picotest J2111B is the ideal choice for advancing power supply design and testing capabilities.
Frequently Asked Questions
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