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PT6950 - LED Driver

General Description

The PT6950 is a compact LED driver for 144 single LEDs.

The device can be programmed via the I2C or SPI compatible interface.

The high logic and low logic control threshold are specially designed for white goods and industry application.

Key Features

  • CMOS technology.
  • Low power consumption.
  • 3-wire SPI-bus interface(DIN, CLK, STB).
  • 2-wire I2C interface(SCL, SDA).
  • 144 LEDs in dot matrix.
  • Constant-Current LED Segment Drive.
  • 16-Step dimming circuitry.
  • Serial interface for Clock, Data Input, Strobe Pins and low voltage operation ability when user’s MCU power supply is 3.3V.
  • Integrated Oscillator Circuit.
  • Available in 28-pin, SOP&QFN BLOCK.

📥 Download Datasheet

Datasheet Details

Part number PT6950
Manufacturer PTC
File Size 303.48 KB
Description LED Driver
Datasheet download datasheet PT6950 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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DESCRIPTION The PT6950 is a compact LED driver for 144 single LEDs. The device can be programmed via the I2C or SPI compatible interface. The high logic and low logic control threshold are specially designed for white goods and industry application. The PT6950 offers two blocks each driving 72 LEDs with 1/9 cycle rate. APPLICATIONS • Micro-computer Peripheral Device PT6950 LED Driver IC FEATURES • CMOS technology • Low power consumption • 3-wire SPI-bus interface(DIN, CLK, STB) • 2-wire I2C interface(SCL, SDA) • 144 LEDs in dot matrix • Constant-Current LED Segment Drive • 16-Step dimming circuitry • Serial interface for Clock, Data Input, Strobe Pins and low voltage operation ability when user’s MCU power supply is 3.3V.