The Keithley 2461 High Current SourceMeter® is a next-generation SMU (Source Measure Unit) designed for high-current and fast transient testing. With the ability to source up to 105 V, 7 A DC, or 10 A pulse (100 W max), the 2461 provides the power and accuracy required for modern power semiconductor devices and energy components.
Equipped with an integrated digitizer, the 2461 enables high-speed current and voltage waveform capture, making it ideal for analyzing transient behavior in devices such as MOSFETs, IGBTs, LEDs, solar cells, and batteries. Its intuitive Touch, Test, Invent® (TTI) graphical touchscreen interface streamlines test setup and operation, while scripting and automation support enhance productivity in both R&D and production environments.
Key Features:
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Source up to 105 V, 7 A DC, or 10 A pulse (100 W max)
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Integrated digitizer for high-speed transient waveform capture
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6½-digit measurement resolution with sensitivity down to 10 fA / 100 nV
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Touchscreen TTI interface for intuitive operation
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Combines power supply, current source, DMM, electronic load, and digitizer in one unit
Compatible Applications/Materials:
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Power semiconductors (MOSFETs, IGBTs, diodes)
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Solar cells, LEDs, and optoelectronic devices
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Energy storage and battery testing
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Advanced materials and transient analysis in R&D
Included Accessories:
Power cord, safety interlock cable, test lead set, user documentation, and calibration certificate.
Compliance & Standards:
Meets CE, UL, and ISO/IEC requirements; suitable for GLP-compliant laboratory and production environments.
Benefits for Lab Users:
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Provides precision high-current sourcing with digitized measurement capability
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Enables transient and dynamic testing not possible with standard SMUs
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Reduces equipment footprint by combining multiple instruments in one
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Simplifies complex test setups with touchscreen interface and automation support





