Monthly Archives: April 2025

Voltage Regulator Li-Ion 4.2V to 3.3V

Function

  • Step-Up/Step-Down
  • Voltage Regulators – DC DC Switching Regulators

Device

  • LM3671 – 600mA
  • RT6150B-33GQW, 800mA
  • RT8010-33GQW, 1000mA
  • AP2210K-3.3TRG1, 300mA
  • TPS6200, 600mA
  • TPS62291, 1000mA
  • ADP2108, 600mA
  • AP3429, 2000mA
  • HX4002, 100mA
  • DD0403MA (AliExpress)
  • DM07 (AliExpress)

Digikey

RT6150B-33GQW, IC REG BCK BST 3.3V 800MA 10WDFN
RT8010-33GQW, IC REG BUCK 3.3V 1A 6WDFN
LM3671MFX-3.3/NOPB, IC REG BUCK 3.3V 600MA SOT23-5
TPS62007DGS, IC REG BUCK 3.3V 600MA 10VSSOP
TPS62291DRVR, IC REG BUCK 3.3V 1A 6WSON
ADP2108AUJZ-3.3-R7, IC REG BUCK 3.3V 600MA TSOT23-5
AP3429AKTTR-G1, IC REG BUCK ADJ 2A TSOT25

Digitec

Adafruit LM3671 3.3V Buck Converter Breakout 3.3V/600mA
Purecrea Spannungsregler Linear AMS1117 800mA 3.3V

Bastelgarage

HX4002 3.3V Step Up/Down Converter 1.8-5V to 3.3V 100mA

Play-Zone

SparkFun Buck Regulator Breakout – 3.3V (AP3429A)

AliExpress

New Mini 1.8V 3V 3.7V 5V to 3.3V Boost & Buck Low Noise Regulated PLR Charge Pump 2 in 1 DC/DC Converter, 100mA
2 Pcs DD0403MA 3.3-6V to 3V 3.3V DC-DC Converter Step-Down Power Supply Buck LDO Module repl AMS1117-3.3 Power Supply Board, 300mA
Mini DC-DC Buck Step-down Converter Power Supply Module 1.5v 1.8v 3.3v 4.2v 2A, 2000mA

Höpfhörer Active-Noise-Cancelling

digitec

Bose QuietComfort
Bose QuietComfort Ultra
Sony WH-1000XM5
Sennheiser Momentum 4 Wireless
soundcore Space One Pro
Apple AirPods Max 2024

interdiscount

BOSE QuietComfort Ultra (ANC, Schwarz)

YouTube

Best Premium Headphones [Tested & Compared!] – AirPods Max vs Bose vs Sony vs Sennheiser (03.01.2024)
Bose QuietComfort Ultra Headphones (Problems & Best Features after 1 Month)
16 BIGGEST ISSUES with the Bose QuietComfort ULTRA Headphones
What I Hate about Sony WH-1000XM5

Sony WH-1000XM5

Problems:

  • Adaptive ANC