Recherchez avec le numéro de pièce ainsi que le fabricant ou la description
The PT4302 is a 2-channel 1×/1.5× auto-adjust charge pump white LED driver with LED fault detection. The auto-adjust charge pump achieves high efficiency for an Li-lion battery supply. LED fault detection feature allows the PT4302 to be self-adjusted to normal operation if an open or short occurs. The PT4302 needs few external components, which makes it an i.
z 2.7V-5.5V input range z 1x/1.5x auto-adjust charge pump z LED fault detection z Programmable 8 level LED currents from 3mA to 25mA z < ±2% LED maximum current mismatch between channels z Less than 1µA shut down current z Built-in soft-start and mode soft-switching z Miniature MSOP-10 and QFN-10 package APPLICATIONS z Cell phones z PDAs z Digital cameras z Small LCD displays z Programmable current sink PACKAGES Vin C1+ Vin C1+ C2- Vout C2- Vout C1- C2+ C1- C2+ Gnd led2 Gnd led2 En/Set led1 En/Set led1 MSOP-10 Top View QFN-10 Top View TYPICAL APPLICATION 3V to 5.5V Cin.
PT4302 - PTC
The PT4302 is an ultra-low power OOK/ASK super heterodyne receiver for the 315/433.92 MHz frequency bands. It offers a h.
| No. | Partie # | Fabricant | Description | Fiche Technique |
|---|---|---|---|---|
| 1 | PT430 |
Sharp Electrionic |
Narrow Acceptance Phototransistor |
|
| 2 | PT4301 |
PTC |
Low Power High Sensitivity 315/434 MHz OOK/ASK Superheterodyne Receiver |
|
| 3 | PT4301 |
ETC |
1x/1.5x Auto-Adjust Charge Pump 4-Channel White LED Driver |
|
| 4 | PT4301 |
Powtech |
4 Channel 1x/1.5x Auto-Adjust Charge Pump White LED Driver |
|
| 5 | PT4303 |
Powtech |
1x/1.5x Auto-Adjust Charge Pump 4-Channel White LED Driver |
|
| 6 | PT4303 |
ETC |
1x/1.5x Auto-Adjust Charge Pump 4-Channel White LED Driver |
|
| 7 | PT4305 |
PTC |
315 MHz / 433.92 MHz PLL Tuned Low Power FSK Receiver |
|
| 8 | PT4305 |
PowTech |
1x/1.5x Auto-Adjust Charge Pump One Channel |
|
| 9 | PT430F |
Sharp Electrionic |
Narrow Acceptance Phototransistor |
|
| 10 | PT431 |
Sharp Electrionic |
HIGH SENSITIVITY PHOTOTRANSISTOR |
|
| 11 | PT4316 |
PTC |
Low Power 315/433 MHz OOK/ASK Superheterodyne Receiver |
|
| 12 | PT4317 |
PTC |
Low Power 315/433 MHz OOK/ASK Superheterodyne Receiver |
|