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1Pcs LM337 Negative Adjustable Regulated Power Supply Module XR-103, Dual Polarity Positive & Negative Voltage Stabilizer Board
- Adopts classic LM337 voltage regulation chip, stable negative output voltage adjustment, can be paired with positive voltage regulator to build complete positive-negative dual power supply system.
- Wide adjustable output voltage range, fine-tune output voltage via precision potentiometer, flexible to match experimental circuits, op-amps and analog equipment power demands.
- Integrated complete peripheral circuit on PCB, with input reverse connection protection and overcurrent safeguard, effectively avoid module burnout caused by wiring errors.
- Compact integrated circuit board design, pre-soldered terminal pins for easy wiring, no complicated peripheral component welding required, plug and use quickly.
- Widely applicable for electronic experiment benches, audio preamps, operational amplifier circuits, DIY small power supplies and student electronic teaching projects.
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The XR-103 power regulation module takes LM337 professional negative voltage stabilizing chip as the core component, dedicated to providing continuously adjustable stable negative DC voltage output. When matched with a positive voltage regulating module, it can supply symmetrical positive and negative power for dual-power analog circuits such as operational amplifiers, audio amplifiers and signal processing boards.
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- Return for refund within: 30 days
- Return for replacement within: non-replaceable
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