Switching Split Power Supply ± 12V 500mA

Switching Split Power Supply ± 12V 500mA — Adafruit — 2591

Wall-plug split-rail switching supply providing +12VDC and −12VDC simultaneously at up to 500mA per rail (24V total differential). Useful for op-amp and audio circuits requiring a symmetric supply.

Pinout

Logical pinout · physical placement not verified
SWITCHING SPLIT POWER Black cable +12VDCWhite cable -12VDCShared ground reference5.5mm2.1mm DC barrel plugs
  • Black cable +12VDC
    Type · Power
  • Shared ground reference
    Type · Ground
  • White cable -12VDC
    Type · Power
  • 5.5mm2.1mm DC barrel plugs
    Type · Power

Start wiring

3.3 V · 5 V · Module

The family now includes 9 V wall adapters at 650 mA, 1 A and 2.55 A. The voltage class matches, but current headroom, plug region, connec…

Module pins: Shared ground reference. Schematik maps them to your board in the app.

Power supplies

146 other options

Wall adapters (5V–24V), adjustable and fixed buck/boost/buck-boost converters (MT3608, LM2596-class), USB-C PD triggers (HUSB238), breadboard supplies, DIN-rail units and passive barrel-jack adapters.

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