Datasheet Texas Instruments LM2794 — Даташит
| Производитель | Texas Instruments |
| Серия | LM2794 |
Current Regulated Switched Capacitor LED Supply with Analog and PWM Brightness Control
Datasheets
LM2794,LM2795 Current Reg Switched Cap LED Sup w/Analog & PWM Brightness Control datasheet
PDF, 1.1 Мб, Версия: L, Файл опубликован: 2 май 2013
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Цены
 Купить LM2794 на РадиоЛоцман.Цены — от 1.75 до 100 ₽23 предложений от 20 поставщиков Current Regulated Switched Capacitor LED Supply with Analog and PWM Brightness Control | |||
| LM2794TLX Texas Instruments | от 1.75 ₽ | ||
| LM2794TLX Texas Instruments | 42 ₽ | ||
| LM2794BL National Semiconductor | 43 ₽ | ||
| LM2794BLX | по запросу | ||
Статус
| LM2794TL/NOPB | |
|---|---|
| Статус продукта | В производстве |
| Доступность образцов у производителя | Да |
Корпус / Упаковка / Маркировка
| LM2794TL/NOPB | |
|---|---|
| N | 1 |
| Pin | 14 |
| Package Type | YPA |
| Industry STD Term | DSBGA |
| JEDEC Code | R-XBGA-N |
| Package QTY | 250 |
| Carrier | SMALL T&R |
| Маркировка | LOG |
| Thickness (мм) | .36 |
| Pitch (мм) | .5 |
| Max Height (мм) | .675 |
| Mechanical Data | Скачать |
Параметры
| Parameters / Models | LM2794TL/NOPB |
|---|---|
| Количество каналов | 4 |
| Duty Cycle(Max), % | 100 |
| LED | 4 |
| LED Current Per Channel, мА | 20 |
| Рабочий диапазон температур, C | от -30 до 85 |
| Package Group | DSBGA |
| Package Size: mm2:W x L, PKG | See datasheet (DSBGA) |
| Peak Efficiency, % | 80 |
| Rating | Catalog |
| Shutdown Current(Typ), uA | 2.3 |
| Special Features | Analog/PWM Mixed Dimming |
| Switching Frequency(Max), kHz | 675 |
| Topology | Boost |
| Тип | Capacitive |
| Vin(Max), В | 5.5 |
| Vin(Min), В | 2.7 |
| Vout(Max), В | 5.5 |
| Vout(Min), В | 2.7 |
Экологический статус
| LM2794TL/NOPB | |
|---|---|
| RoHS | Совместим |
Application Notes
- Switched Cap Circuits Provide Efficient and Functional White LED Drive (Rev. B)PDF, 86 Кб, Версия: B, Файл опубликован: 30 апр 2013
Texas Instruments has many solutions for driving LEDs including switched capacitor converters and inductive based switching regulators. This application report describes some different switched capacitor methods of driving white LEDs and the benefits of each. The main areas of concern for most designers of portable equipment are efficiency, size, cost, functionality, and LED current matching. - Switched Capacitor Circuits Provide Efficient and Functional White-LED DrivePDF, 75 Кб, Файл опубликован: 6 мар 2003
Модельный ряд
Серия: LM2794 (1)
Классификация производителя
- Semiconductors> Power Management> LED Driver> Backlight
