 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
LM3632A Datasheet(PDF) 1 Page - Texas Instruments |
|
|
||||||||||||||||||||||||||||||
LM3632A Datasheet(HTML) 1 Page - Texas Instruments |
|
|
1 / 64 page  VIN EN LM3632 SCL SDA C1 C2 VNEG VPOS BLED1 BLED2 FLED BL_OUT FL_OUT LCM_OUT FL_SW BL_SW LCM_SW TX PWM LCM_EN1 LCM_EN2 AGND FL_GND LCM_GND BL_GND CP_GND STROBE FL_OUT FLED CFL_OUT CFLY LBL CIN VBATT Up to 8 LEDs / String CBL_OUT CLCM CVPOS CVNEG FL_SW LFL LLCM D1 Load (mA) 0 5 10 15 20 25 30 35 40 45 50 50 55 60 65 70 75 80 85 90 95 D007 VIN = 2.7 V VIN = 3.7 V VIN = 5 V Product Folder Sample & Buy Technical Documents Tools & Software Support & Community LM3632A SNVSA63A – APRIL 2015 – REVISED SEPTEMBER 2015 LM3632A Single-Chip Backlight With Bias Power and 1.5-A Flash LED Driver 1 Features 3 Description The LM3632A integrates the WLED drivers for both 1 • Drives up to Two Strings of Typically Eight LEDs the backlight of the LCD panel and the camera flash in Series along with the bias power for the LCD panel into one – Integrated Backlight Boost with 29-V Maximum device. The device has all the safety features Output Voltage required in LED drivers with up to 90% efficiency and bias positive/negative power rails achieving 1.5% – Two Low-Side Constant-Current LED Drivers accuracy. Capable of driving up to 16 backlight LEDs, with 25-mA Maximum Output Current the device is ideal for small- to medium-size displays. • Backlight Efficiency Up to 90% A 1.5-A constant-current LED driver powered by a • 11-Bit Exponential or Linear Dimming synchronous boost converter can be used for flash applications. The high-side flash current source • External PWM Input for CABC Backlight allows for grounded cathode LED operation. Operation • LCD Bias Efficiency > 85% A high level of integration and programmability allows the LM3632A to address a variety of applications • Programmable Positive LCD bias, 4-V to 6-V, 50- without the need for hardware changes. mA Maximum Output Current • Programmable Negative LCD bias, –4-V to –6-V, Device Information(1) 50-mA Maximum Output Current PART NUMBER PACKAGE BODY SIZE (MAX) • 1.5-A Flash LED Boost LM3632A DSBGA (30) 2.47 mm x 2.07 mm • Flash Efficiency > 85% (1) For all available packages, see the orderable addendum at • 2.7-V to 5-V Input Voltage Range the end of the data sheet. space 2 Applications space • Smart Phone LCD Backlighting and Bias space • Small Tablet LCD Backlighting and Bias space Simplified Schematic Backlight Efficiency, 2P7S 1 An IMPORTANT NOTICE at the end of this data sheet addresses availability, warranty, changes, use in safety-critical applications, intellectual property matters and other important disclaimers. PRODUCTION DATA. |
Similar Part No. - LM3632A |
|
Similar Description - LM3632A |
|
|
Link URL |
| Privacy Policy |
| ALLDATASHEET.NET |
| Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
| Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
|
Family Site : ic2ic.com |
icmetro.com |
English ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
