Datasheet Linear Technology LT3476 — Ficha de datos
| Fabricante | Linear Technology |
| Serie | LT3476 |
Controlador LED de salida cuádruple de alta corriente
Hojas de datos
Datasheet LT3476
PDF, 245 Kb, Idioma: en, Archivo subido: oct 4, 2017, Páginas: 14
High Current Quad Output LED Driver
High Current Quad Output LED Driver
Extracto del documento
Precios
Embalaje
| LT3476EUHF#PBF | LT3476EUHF#TRPBF | LT3476IUHF#PBF | LT3476IUHF#TRPBF | |
|---|---|---|---|---|
| N | 1 | 2 | 3 | 4 |
| Package | 5x7 QFN-38 Dibujo del esquema del paquete | 5x7 QFN-38 Dibujo del esquema del paquete | 5x7 QFN-38 Dibujo del esquema del paquete | 5x7 QFN-38 Dibujo del esquema del paquete |
| Package Code | UHF | UHF | UHF | UHF |
| Package Index | 05-08-1701 | 05-08-1701 | 05-08-1701 | 05-08-1701 |
| Pin Count | 38 | 38 | 38 | 38 |
Paramétricos
| Parameters / Models | LT3476EUHF#PBF | LT3476EUHF#TRPBF | LT3476IUHF#PBF | LT3476IUHF#TRPBF |
|---|---|---|---|---|
| Architecture | Improved Average Output Current Control | Improved Average Output Current Control | Improved Average Output Current Control | Improved Average Output Current Control |
| Demo Boards | DC976A | DC976A | DC976A | DC976A |
| Design Tools | LTspice File | LTspice File | LTspice File | LTspice File |
| Dimming | 1000:1 PWM, 10:1 Analog | 1000:1 PWM, 10:1 Analog | 1000:1 PWM, 10:1 Analog | 1000:1 PWM, 10:1 Analog |
| Export Control | no | no | no | no |
| Features | True Color PWM Dimming, Open LED Protection, Resistor Set Frequency, | True Color PWM Dimming, Open LED Protection, Resistor Set Frequency, | True Color PWM Dimming, Open LED Protection, Resistor Set Frequency, | True Color PWM Dimming, Open LED Protection, Resistor Set Frequency, |
| Frequency, kHz | 2000 | 2000 | 2000 | 2000 |
| Ishutdown, µA | 0.1 | 0.1 | 0.1 | 0.1 |
| Isupply, mA | 5.5 | 5.5 | 5.5 | 5.5 |
| Max Number of LEDs | 4 x 8 | 4 x 8 | 4 x 8 | 4 x 8 |
| Monolithic | yes | yes | yes | yes |
| Number of Outputs | 4 | 4 | 4 | 4 |
| Operating Temperature Range, °C | 0 to 85 | 0 to 85 | -40 to 85 | -40 to 85 |
| Output Current, A | 1 | 1 | 1 | 1 |
| Switch Current, A | 2 | 2 | 2 | 2 |
| Synchronous | no | no | no | no |
| Topology | Boost, Buck-Boost, Buck, LED Driver | Boost, Buck-Boost, Buck, LED Driver | Boost, Buck-Boost, Buck, LED Driver | Boost, Buck-Boost, Buck, LED Driver |
| Vin Max, V | 16 | 16 | 16 | 16 |
| Vin Min, V | 2.8 | 2.8 | 2.8 | 2.8 |
| Vout Max, V | 36 | 36 | 36 | 36 |
Plan ecológico
| LT3476EUHF#PBF | LT3476EUHF#TRPBF | LT3476IUHF#PBF | LT3476IUHF#TRPBF | |
|---|---|---|---|---|
| RoHS | Obediente | Obediente | Obediente | Obediente |
Artículos
- Reliable, Efficient LED Backlighting for Large LCD Displays &mdash LT JournalPDF, 389 Kb, Archivo publicado: dic 1, 2006Extracto del documento
Linea modelo
Serie: LT3476 (4)
Clasificación del fabricante
- Power Management > LED Driver ICs > Step-Up (Boost) LED Drivers | Step-Down (Buck) LED Drivers | Buck-Boost LED Drivers | Multitopology LED Driver