The Keithley 2308 Portable Device Battery/Charger Simulator is a precision source measure unit (SMU) engineered for testing mobile phones and other portable, battery-operated devices. Its dual-channel architecture and ultra-fast response to pulsed load operation ensure accurate voltage and current characterization, even during rapid transitions from sleep to full-power transmit states. This capability is critical for maintaining device performance during testing, preventing production yield issues and costly retesting.
Key Features & Highlights
- Dual Channel Power Supply: Provides independent channels for simulating battery and charger inputs, enabling comprehensive testing of power management circuits.
- Ultra-Fast Response to Pulsed Loads: Minimizes transient voltage drop and ensures quick recovery, essential for devices with pulsed operation modes.
- Variable Output Resistance: Simulates the internal resistance of a real battery for more realistic testing conditions.
- Precise Current Measurements: Measures pulse peak, average, and baseline currents with 100nA sensitivity, ideal for low-power device characterization.
- Integrating A/D Converter: Provides more precise measurements by averaging over time, reducing noise and improving accuracy.
- Analog Output: Enables complete load current waveform characterization for detailed analysis.
- Open Sense-Lead Detection: Immediately identifies wiring problems, improving test reliability and reducing downtime.
- Built-in Digital Voltmeter: Adds versatility for voltage verification without additional equipment.
Application Areas
The Keithley 2308 is ideal for design validation, production testing, and quality assurance of battery-powered devices, including smartphones, tablets, wearables, and IoT sensors. It is also suitable for materials characterization and semiconductor device testing, where precise voltage and current sourcing and measurement are required.
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