AMS1117-3.3 V LDO Power Module, 800 mA (10-Pack)

$6.49

Small 3.3 V linear regulator boards built on the AMS1117-3.3, with input and output capacitors and a power LED. 4.75–12 V in, 3.3 V out, up to 800 mA. Pack of ten.

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SKU: KYM-DT-AMS1117-10 Category:

A quick way to get a clean 3.3 V rail from 5 V USB or a 5–12 V supply for sensors, displays, and microcontrollers.

Specifications

  • Regulator: AMS1117-3.3 (LDO, fixed 3.3 V)
  • Input: 4.75–12 V DC
  • Output: 3.3 V, up to 800 mA
  • Dropout: about 1.1 V at full load
  • Pins: VIN, GND, VOUT on a 3-pin 2.54 mm header
  • Board size: about 12.3 × 8.6 mm
  • Pack: 10 modules

Typical uses

  • 3.3 V rails for sensors, radar modules, and displays on a breadboard
  • Powering ESP32 and other 3.3 V boards from 5 V
  • Bench and classroom power adapters

A linear regulator turns the voltage difference into heat: at 12 V in and 0.5 A out it dissipates about 4 W, so keep the current low or the input close to 5 V.

Ordering notes

  • Ships within 5 business days after payment.
  • Shipping: USD 15 per order worldwide, free from a USD 79 merchandise subtotal. See Shipping.
  • Need a larger quantity, a different version, or a custom carrier board? Request a quote.