The Leader LPS-152 is a triple-output DC power supply engineered for electronic testing, circuit development, and laboratory use. It delivers stable, precisely regulated DC power across three independent channels with integrated overload and short-circuit protection. The instrument combines a low-noise output with flexible tracking modes, making it suitable for powering sensitive analog circuits, op amp designs, audio equipment, and switching mode power supply development.
Technical Specifications
Output Configuration
• Channel 1: 0–6 V at 0–5 A
• Channel 2: 0–25 V at 0–1 A
• Channel 3: 0 to −25 V at 0–1 A
• Total output power: approximately 220 VA
Voltage and Current Regulation
• Voltage line regulation: ≤0.01% + 3 mV
• Voltage load regulation: ≤0.01% + 3 mV (0–6 V output)
• Current line regulation: ≤0.2% + 3 mA
• Current load regulation: ≤0.2% + 3 mA (0–6 V output)
• Output ripple and noise: ≤1 mVrms
Metering and Monitoring
• Built-in voltmeter and ammeter for each output
• Meter accuracy: 5% of full-scale reading
Tracking Capability
The +25 V and −25 V outputs support voltage tracking mode with variable tracking ratio adjustment. Combined use of both outputs yields up to 50 V.
Input and Operating Conditions
• AC input: 110 V / 220 V switchable (50/60 Hz)
• Operating temperature: 0°C to 40°C
• Insulation voltage: 1500 Vac for one minute between AC input and case
Physical Dimensions
• 180 mm (W) × 90 mm (H) × 220 mm (D)
• Weight: 2 kg
• Features large rear heatsink and analog meters
– Key Features
• Three independent output channels with independent metering
• Automatic short-circuit protection with self-resetting capability
• Precision voltage and current regulation across load variations
• Low-noise output for sensitive circuit applications
• Dual-polarity ±25 V capability for differential supply configurations
• Binding post output terminals for secure connections
– Typical Applications
• Operational amplifier circuit development and testing
• Audio equipment prototyping and evaluation
• Switching mode power supply design and validation
• General electronic circuit development and troubleshooting
• Educational laboratory demonstrations
– Compatibility & Integration
The LPS-152 accepts AC mains input at 110 V or 220 V, accommodating diverse regional power standards. Output connections use binding posts for reliable termination to test circuits and equipment.
