LD7291 |
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| Part Number | LD7291 |
| Manufacturer | Leadtrend |
| Description | The LD7291 is a high efficiency WLED driver to drive maximum 3 WLEDs from single or 2 battery cells. By using the proprietary topology, the LD7291 can operate under as low as 0.85V to fully utilize th... |
| Features |
z Very few external components z Low ripple and low noise z Low start-up voltage, 0.85V at 1mA z Direct drive maximum 3 WLEDs z High efficiency
Applications
z WLED Flashlight z WLED Torch z Backlight Module of Hand-held Device z Constant Current Source
g Patent pending
Typical Application
1~2 cell
LX Vout LED1 LED2 LED3
LD7291
GND
Leadtrend Technology Corporation LD7291-DS-00a May 2007
1
LD7291
Pin Configuration
SOT-26 (TOP VIEW) LED3 LED2 LED1
65
Y WP 91 12
4 3
Y : Year code W : Week code P : LD72..
(Product family code)
LX VOUT GND Y The PB free package is
identified in embossed... |
| Datasheet |
 LD7291 Data Sheet
PDF 195.15KB |
| Distributor | Stock | Price | Buy |
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