Tsum1pfr-lf Datasheet !!exclusive!! Jun 2026

In the world of electronic design, encountering an unfamiliar part number like is not uncommon. This alphanumeric string suggests a specific component—likely a low-frequency (LF) power filter, a voltage regulator, or a protection IC. The "Tsum" prefix may indicate a custom or proprietary device from a smaller semiconductor house, while "pfr" often hints at Power Factor Regulator or Pulse Frequency Regulator . The "-lf" suffix typically denotes Lead-Free or Low Frequency compliance.

Digital adjustment of luminance and contrast levels. Tsum1pfr-lf Datasheet

If you’d like a full, accurate datasheet excerpt, I can fetch manufacturer specs and pinout details—confirm if you want me to search the web for the official TSUM1PFR-LF datasheet. In the world of electronic design, encountering an

Disclaimer: This blog post is for informational purposes. Always verify component specifications with the manufacturer's official documentation before implementation. The "-lf" suffix typically denotes Lead-Free or Low

| Parameter | Value | |--------------------|--------------------------------| | Supply voltage | 1.8V – 3.6V | | Active current | 1.2 mA (all channels) | | Shutdown current | 50 nA | | Input channels | 8 differential / 16 single-ended | | Resolution | 16-bit ΣΔ ADC | | Programmable gain | 1 – 128 V/V | | Interface | I²C + SPI + interrupt out | | Package | 24-pin QFN (4x4 mm) |

💡 Always follow standard ESD precautions during handling, as the chip contains sensitive specialized CMOS circuits. Where to Source You can find the TSUM1PFR-LF through various electronic component distributors: TSUM1PFR-LF MSTAR - IC Components

If you are designing a PCB, this section provides the footprint required for the component. Accurate dimensions ensure that your solder paste stencil and pad layouts are correct.