參數(shù)資料
型號(hào): LP3954
廠商: National Semiconductor Corporation
英文描述: Advanced Lighting Management Unit
中文描述: 高級(jí)照明管理單位
文件頁(yè)數(shù): 47/56頁(yè)
文件大?。?/td> 5801K
代理商: LP3954
HC_FLASH (10H) – HIGH CURRENT FLASH DRIVER CONTROL REGISTER
D7
D6
D5
D4
D3
D2
D1
D0
hc_pwm
rw-0
fl_t[1:0]
hc[1:0]
en_hcflash
rw-0
r-0
r-0
rw-0
rw-0
rw-0
rw-0
hc_pwm
Bit 5
0 – PWM for high current flash driver disabled
1 – PWM for high current flash driver enabled
Flash duration for high current driver
fl_t[1:0]
00
01
10
11
According EN_FLASH pin on duration
Current control for high current flash driver
hc[1:0]
00
fl_t[1:0]
Bits 4-3
Typical flash duration
200 ms
400 ms
600 ms
hc[1:0]
Bits 2-1
current
0.25×I
MAX(FLASH)
0.50×I
MAX(FLASH)
0.75×I
MAX(FLASH)
1.00×I
MAX(FLASH)
01
10
11
en_hcflash
Bit 0
0 – high current flash driver disabled
1 – high current flash driver enabled
PATTERN_GEN_CTRL (11H) – PATTERN GENERATOR CONTROL REGISTER
D7
D6
D5
r-0
D4
D3
D2
D1
loop
rw-0
D0
log
rw-0
rgb_start
rw-0
r-0
r-0
r-0
r-0
rgb_start
Bit 2
0 – Pattern generator disabled
1 – execution pattern starting from command 1
0 – pattern generator loop disabled (single patter)
1 – pattern generator loop enabled (execute until stopped)
0 – color intensity mode 0
1 – color intensity mode 1
loop
Bit 1
log
Bit 0
47
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LP39542RLX 制造商:NSC 制造商全稱:National Semiconductor 功能描述:Advanced Lighting Management Unit
LP39542RLX/NOPB 功能描述:LED照明驅(qū)動(dòng)器 RoHS:否 制造商:STMicroelectronics 輸入電壓:11.5 V to 23 V 工作頻率: 最大電源電流:1.7 mA 輸出電流: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:SO-16N