參數(shù)資料
型號(hào): DS3994
廠商: Maxim Integrated Products, Inc.
英文描述: 4-Channel Cold-Cathode Fluorescent Lamp Controller
中文描述: 4通道冷陰極熒光燈控制器
文件頁數(shù): 15/28頁
文件大?。?/td> 557K
代理商: DS3994
D
4-Channel Cold-Cathode
Fluorescent Lamp Controller
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LAMP CURRENT
SOFT-START
SOFT-START (EXPANDED)
22.5Hz TO 440Hz
DPWM SIGNAL
LAMP CURRENT
LAMP CYCLE
GAn/GBn
MOSFET GATE DRIVERS
SOFT-START PROFILE WITH INCREASING MOSFET PULSE WIDTHS OVER
A 16 LAMP CYCLE PERIOD RESULTS IN A LINEAR RAMP IN LAMP CURRENT.
1
Figure 7. Digital PWM Dimming and Soft-Start
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