www.DataSheet4U.net
SAMHOP Microelectronics Corp.
The information in this document is subject to change without notic...
www.DataSheet4U.net
SAMHOP Microelectronics Corp.
The information in this document is subject to change without notice. c SAMHOP Microelectronics Corp. All Rights Reserved. 1007 7F,No.100,Min-Chyuan Road, Hsintien, Taipei Hsien, Taiwan, R.O.C. TEL: 886-2-2218-3978/2820 FAX: 886-2-2218-3320 Email :
[email protected]
www.DataSheet4U.net
www.DataSheet4U.net
SAMHOP Microelectronics Corp.
WHITE / BLUE LED DRIVER FOR LI- ION BATTERY APPLICATION
GENERAL DESCRIPTION
The SM6802/ SM6803/ SM6804 are White/Blue LED Driver for Li-Ion Battery Application. No external component is required. Especially good for use Li-ion battery powered LCD display's backlight white LEDs. The special circuit design provides over 90% efficiency in low noise. The SM6802/SM6803/SM6804 is Integrated with 16-step programmable output sink current for LEDs brightness control. Target end applications are color LCD display, such as mobile phone with color display, smart phone, PDA, etc.
Device Name
Initial LED Sink Current Max. LED Sink Current
FEATURES
* No external component required. * Programmable output current control, programming range 25% to 100% in 16 steps for LED brightness control. * Initial LED sink current 20 mA * 2channels (SOT-25), 3 channels (SOT-26/TSOP 6), 4 channels (MSOP-8) available. * 90% efficiency * Supply voltage range 3.0 V ~ 5.0 V * 0.1uA standby current
LED Number
SM6802 SM6803 SM6804
20mA 20mA 20mA
20mA 20mA 20mA
2 3 4
GENERAL APPLICATIONS
* Small Size Color LCD Backlight...