SparkFun Buck Regulator Breakout - step-down 3.3V 2A - AP3429A - SparkFun COM-21337

Brand: Sparkfun
Product Code: AN-23026
Availability: 4-6 business days
Planned delivery date after ordering: 2025-07-15

13.10€
Ex Tax: 10.83€

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Step-down converter equipped with the AP3429A voltage regulator by Diodes Inc. The module lowers the input voltage, which is in the range from 3.9 V to 5.5 V, giving the output voltage of 3.3 V (current efficiency is 2 A). On the back of the board, there is a copper washer to which a heatsink can be attached to dissipate excess heat generated by the system during operation.

Main features:

It has three power supply options - screw connection, soldering pads, place for plugging in the DC connector
Equipped with an LED diode that indicates the operating status of the module
On the back of the board, there is a copper coating to which the heatsink can be attached

Specification:

Inverter type: step-down
Input voltage: 3.9 V to 5.5 V
Output voltage: 3.3 V
Continuous output current: 2 A
Reference voltage: 0.8 V ± 1%
No-load quiescent current: 90 µA
Switching frequency: 1 MHz
Security:

undervoltage lockout (UVLO)
overcurrent
overvoltage
against input surges
thermal shutdown (160 °C)

Tags: sparkfun, buck, regulator, breakout, step-down, 3.3v, ap3429a, com-21337, voltage, regulators

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