12V, 2.2A Step-Down Voltage Regulator D24V22F12

PololuSKU: RB-Pol-331
Manufacturer #: 2855

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  • Supports input voltages up to 36 V
  • Fixed 12 V output with 4% accuracy
  • Typical maximum continuous output current: 2.2 A
  • Typical efficiency of 90% to 95%, depending on input voltage and load

The 12V, 2.2A Step-Down Voltage Regulator D24V22F12 is a small synchronous switching step-down (or buck) regulator takes an input voltage of up to 36 V and efficiently reduces it to 12 V. The board measures only 0.7″ × 0.7″ yet delivers a typical continuous output current of up to 2.2 A and features reverse voltage protection.

12V, 2.2A Step-Down Voltage Regulator D24V22F12- Click to Enlarge

  • Minimum operating voltage: 12.7 V
  • Maximum operating voltage: 36 V
  • Continuous output current: 2.2 A
  • Output voltage: 12 V
  • Reverse voltage protection?: Yes
  • Maximum quiescent current: 4 mA

Identifying markings

  • PCB dev codes: reg19a
  • Other PCB markings: 0J9251

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