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PDF LV52207AXA Data sheet ( Hoja de datos )
| Número de pieza | LV52207AXA | |
| Descripción | Dual channel LED Boost Driver | |
| Fabricantes | ON Semiconductor | |
| Logotipo |  |
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LV52207AXA
Bi-CMOS LSI
Dual channel LED Boost Driver
with PWM and 1-Wire Dimming
www.onsemi.com
Overview
The LV52207AXA is a high voltage boost driver for LED drive with 2
channels adjustable constant current sources.
Feature
Operating Voltage from 2.7V to 5.5V
Integrated 40V MOSFET
1-Wire 255 level digital and PWM dimming
Supports CABC
600kHz Switching Frequency
37.5V OVP Threshold
Typical Applications
LED Display Backlight Control
WLP9, 1.31x1.31, 0.4mm pitch
(1.31mm x 1.31mm, Amax=0.625 mm)
Fig1. 5x2 LED Application
ORDERING INFORMATION
See detailed ordering and shipping information on page 18 of this data sheet.
© Semiconductor Components Industries, LLC, 2014
November 2014 - Rev. 1
1
Publication Order Number :
LV52207AXA/D
1 page  
Block Diagram
LV52207AXA
L1 : VLS3012E-4R7M (TDK), VLF504015-4R7(TDK)
VLS3012E-100M (TDK), VLF504015-100M(TDK)
D1 : MBR0540T1 (ON semi), NSR05F40 (ON semi)
C2 : GRM21BR71H105K (Murata), C1608X5R1H105K (TDK)
Fig2. Block Diagram
Pin Connection
TOP VIEW
123
A RT LEDO LEDO
21
B PWM FCAP GND
C EN VIN SW
www.onsemi.com
5
5 Page 
Application Circuit Diagram
PWM dimming mode
EN pin can be used to enable or disable
LV52207AXA
PWM dimming mode
PWM pin can be used to enable or disable
1-wire dimming mode
PWM pin can be used to enable or disable
www.onsemi.com
11
11 Page | ||
| Páginas | Total 18 Páginas | |
| PDF Descargar | [ Datasheet LV52207AXA.PDF ] | |
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