参数资料
型号: MAX8834ZEWP+T
厂商: Maxim Integrated
文件页数: 35/44页
文件大小: 0K
描述: IC LED DRIVR BCKLGT FLASH 20-WLP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
拓扑: 线性(LDO),低端,PWM,升压(升压)
输出数: 3
内部驱动器:
类型 - 主要: 闪灯/白光
类型 - 次要: 白色 LED
频率: 3.6MHz ~ 4.4MHz
电源电压: 2.5 V ~ 5.5 V
输出电压: 5.5V
安装类型: 表面贴装
封装/外壳: 20-WFBGA,WLBGA
供应商设备封装: 20-WLP
包装: 带卷 (TR)
工作温度: -40°C ~ 85°C
MAX8834Y/MAX8834Z
Adaptive Step-Up Converters
with 1.5A Flash Driver
Table 12. MAXFLASH1
This register contains MAXFLASH control function.
REGISTER NAME
Address
Reset Value
Type
Special Features
MAXFLASH1
0x0D
0x00
Read/write
BIT
NAME
DESCRIPTION
DEFAULT VALUE
MAXFLASH Function Enable
B7 (MSB)
LB_EN
0 = Disabled
0
1 = Low-battery function is enabled
Low-Battery Detection Threshold
00000 = 2.400V [Do not use]
00001 = 2.433V [Do not use]
B6
B5
00010 = 2.466V [Do not use]
00011 = 2.500V
00100 = 2.533V
00101 = 2.566V
00110 = 2.600V
00111 = 2.633V
01000 = 2.666V
01001 = 2.700V
01010 = 2.733V
01011 = 2.766V
01100 = 2.800V
01101 = 2.833V
01110 = 2.866V
B4
LB_TH[4:0]
01111 = 2.900V
00000
10000 = 2.933V
10001 = 2.966V
10010 = 3.000V
10011 = 3.033V
10100 = 3.066V
B3
B2
B1
10101 = 3.100V
10110 = 3.133V
10111 = 3.166V
11000 = 3.200V
11001 = 3.233V
11010 = 3.266V
11011 = 3.300V
11100 = 3.333V
11101 = 3.366V
11110 = 3.400V
11111 = 3.400V
Low-Battery Detection Hysteresis
00 = 100mV
LB_HYS[1:0]
01 = 200mV
00
B0 (LSB)
Maxim Integrated
10 = Reserved for future use
11 = Hysteresis is disabled—flash current is only reduced
35
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