PT4301 Datasheet and Specifications PDF

The PT4301/03 is a 4-channel 1x/1.5x auto-adjust charge pump white LED driver that achieves high efficiency for Li-Ion battery supply. The LED current can be set by an external resistor. Only one smal.

z 1×/1.5× auto-adjust charge pump z LED current set by external resistor z Programmable 4-channel LED current up to 20mA with 8 levels control through en/set pin z Individual LED dimming control through PWM signals at 3 (PT4301) or 2 (PT4303) control inputs z LED fault detection z <3% channel to cha.

The PT4301 is a 4-channel 1x/1.5x auto-adjust charge pump white LED driver with three dimming modes. Auto-adjust charge pump achieve high efficiency for Li-Ion battery supply. Three LED dimming modes .

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* 3V-5.5V input voltage 1x/1.5x auto-adjust charge pump Set LED current by external resistor Programming 4-channel LED current up to 25mA with 8 levels through EN/SET pin Dimming LED by PWM signal through 3 control terminal LED fault detection No inductor Less than 1uA shut down current .

The PT4301 is a very low power consumption and high sensitivity single chip OOK/ASK superheterodyne receiver for the 315MHz and 434MHz frequency bands which offers a high level of integration and requ.

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* Low current consumption (5mA fully active mode at 315MHz) 2.4 to 5.5V supply voltage operation range Optimized for 315 or 434MHz ISM Band On-chip image-rejection function High dynamic range with on-chip AGC Power down mode with very low supply current (<1µA) High sensitivity of -11.