參數(shù)資料
型號: ADM8845
廠商: Analog Devices, Inc.
英文描述: Charge Pump Driver for LCD White LED Backlights
中文描述: 電荷泵驅(qū)動器的液晶顯示白色LED背光源
文件頁數(shù): 2/18頁
文件大小: 341K
代理商: ADM8845
ADM8845
Preliminary Technical Data
TABLE OF CONTENTS
Rev. PrJ 06/04 | Page 2 of 18
General Description.....................................................................1
ADM8845—Specifications...............................................................3
Thermal Characteristics..............................................................3
Absolute Maximum Ratings.............................................................4
ESD Caution..................................................................................4
Pin Configuration and Function Description...............................5
Typical Performance Characteristics..............................................6
ADM8845 Operation..................................................................... 10
Output Current Capability........................................................11
Automatic Gain Control............................................................11
Current Matching.......................................................................11
ADM8845 Brightness Control With a Digital PWM Signal..... 12
ADM8845 LED Brightness Control Using a PWM Signal
Applied to V
PWM
.......................................................................... 14
ADM8845 LED Brightness Control Using a DC Voltage
Applied to V
BRIGHT
....................................................................... 14
ADM8845 Applications..................................................................15
Layout considerations and noise.............................................. 15
White LED Shorting.................................................................. 15
Driving Fewer than six LEDs.................................................... 15
Driving Flash LEDs.................................................................... 15
Driving Camera Light, Main and sub leds.............................. 16
ADM8845 Power Efficiency...........................................................17
Outline Dimensions........................................................................18
Ordering Guide .......................................................................... 18
REVISION HISTORY
REV. PrJ 06/04
相關(guān)PDF資料
PDF描述
ADM8845ACP Charge Pump Driver for LCD White LED Backlights
ADM8845ACP-REEL7 Charge Pump Driver for LCD White LED Backlights
ADM8845ACPZ Charge Pump Driver for LCD White LED Backlights
ADM8845ACPZ-REEL7 20-21 (9 Contact) Pin Insert; For Use With:Amphenol MIL-C-5015 97 Series Circular Connectors; No. of Contacts:9; Gender:Male; Operating Voltage:700V
ADM9240 Low Cost Microprocessor System Hardware Monitor
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ADM8845ACP 制造商:Analog Devices 功能描述:CHG PUMP STPUP 30MA 16LFCSP - Bulk
ADM8845ACP-REEL 制造商:Analog Devices 功能描述:Charge Pump STPUP 30mA 16-Pin LFCSP EP T/R
ADM8845ACP-REEL7 制造商:Analog Devices 功能描述:Charge Pump STPUP 30mA 16-Pin LFCSP EP T/R
ADM8845ACPZ 制造商:AD 制造商全稱:Analog Devices 功能描述:Charge Pump Driver for LCD White LED Backlights
ADM8845ACPZ-REEL 功能描述:IC LED DRVR WHITE BCKLGT 16LFCSP RoHS:是 類別:集成電路 (IC) >> PMIC - LED 驅(qū)動器 系列:- 標(biāo)準(zhǔn)包裝:6,000 系列:- 恒定電流:- 恒定電壓:- 拓?fù)?開路漏極,PWM 輸出數(shù):4 內(nèi)部驅(qū)動器:是 類型 - 主要:LED 閃爍器 類型 - 次要:- 頻率:400kHz 電源電壓:2.3 V ~ 5.5 V 輸出電壓:- 安裝類型:表面貼裝 封裝/外殼:8-VFDFN 裸露焊盤 供應(yīng)商設(shè)備封裝:8-HVSON 包裝:帶卷 (TR) 工作溫度:-40°C ~ 85°C 其它名稱:935286881118PCA9553TK/02-TPCA9553TK/02-T-ND