Reference: RBD-1874
High quality AC/DC 9V 2A Switching Power Supply Adapter 2.1mm Barrel Jack
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The 2.8V–5.5V to ±12V DC Conversion Step Up Power Supply Module is a compact and efficient solution for generating a dual-rail power supply from a low-voltage DC source. With input support from 2.8V to 5.5V, this module delivers regulated +12V (up to 50mA) and -12V (up to 30mA) outputs, making it suitable for powering operational amplifiers, digital-to-analog converters (DACs), analog-to-digital converters (ADCs), and other low-power analog devices. Although it’s not intended for high-current loads, its small size, light weight, and affordability make it a great choice for embedded and DIY electronics projects where compact dual-voltage rails are required. Featured By RoboticsBD.
Product Images are shown for illustrative purposes only and may differ from the actual product.
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Converts low-voltage DC input (2.8V–5.5V) into ±12V dual outputs.
Stable current output: +12V up to 50mA, -12V up to 30mA.
Compact design (~1 inch) ideal for portable and embedded applications.
Lightweight at just 3g, making it easy to integrate into projects.
Cost-effective dual power supply solution for analog electronics.
Reliable step-up performance for low-power circuits.
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Powering operational amplifiers in sensor and signal conditioning circuits.
Supplying dual-rail voltage for DACs and ADCs.
Use in small-scale analog and digital hybrid systems.
Educational electronics, DIY projects, and prototyping.
Suitable for compact projects requiring low-power dual supply rails.
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| General Specifications | |
| Input Voltage | 2.8V – 5.5V DC |
| Output Voltage | ±12V DC |
| Output Current (+12V) | Up to 50mA |
| Output Current (-12V) | Up to 30mA |
| Module Length | 2.4 cm |
| Module Width | 1.2 cm |
| Module Weight | 3 g |
| Application | Power supply for ADCs, DACs, Op-Amps |
| Shipment Weight | 0.0022 kg |
| Shipment Dimensions | 7 × 6 × 2 cm |
Please allow 5% measuring deviation due to manual measurement.
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1 x 2.8V-5.5V to ±12V DC Conversion Step Up Power Supply Module
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Reference: RBD-1874
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