参数资料
型号: MAX8831EWE+T
厂商: Maxim Integrated
文件页数: 22/28页
文件大小: 0K
描述: IC LED DRIVR WHITE BCKLGT 16-WLP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 1
拓扑: 线性(LDO),PWM,升压(升压)
输出数: 5
内部驱动器:
类型 - 主要: 背光
类型 - 次要: 白色 LED
频率: 1.8MHz ~ 2.2MHz
电源电压: 1.6 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 16-UFBGA,WLCSP
供应商设备封装: 16-WLP(2x2)
包装: 标准包装
工作温度: -40°C ~ 85°C
其它名称: MAX8831EWE+TDKR
High-Efficiency, White LED Step-Up Converter
with I 2 C Interface in 2mm x 2mm WLP
Table 6. ILED#_CNTL Registers for LED1,
LED2 (Addresses: 0x0B, 0x0C)
Table 7. ILED#_CNTL Registers for LED3,
LED4, LED5 (0x0D, 0x0E, 0x0F)
BIT
B7 (MSB)
B6
B5
NAME
DESCRIPTION
Reserved for future use
BIT
B7 (MSB)
B6
B5
NAME
DESCRIPTION
Reserved for future use
Reserved for future use
Reserved for future use
B4
B4
B3
B2
ILED# [6:0]
Programs LED# current as
indicated in Table 1
B3
B2
ILED# [4:0]
Programs LED# current as
indicated in Table 2
B1
B0 (LSB)
#Indicates selected LED current regulator (1 or 2).
B1
B0 (LSB)
#Indicates selected LED current regulator (3, 4, or 5).
Table 8. LED#_BLINK_CNTL Registers (Addresses: 0x17, 0x18, 0x19)
BIT
B7 (MSB)
NAME
Reserved for future use
DESCRIPTION
B6
LED#_BLINK_EN
0
1
LED# blink function disabled
LED# blink function enabled
B5
Reserved for future use
Programs LED# blink OFF timer using bits
B4
B3
LED#_TOFF_BLINK[1:0]
[4:3] as follows:
00 LED# blink OFF timer set to 1024ms
01 LED# blink OFF timer set to 2048ms
10 LED# blink OFF timer set to 4096ms
11 LED# blink OFF timer set to 8192ms
B2
B1
B0 (LSB)
LED#_TON_BLINK[1:0]
Reserved for future use
Programs LED# blink ON timer using bits
[1:0] as follows:
00 LED# blink ON timer set to 256ms
01 LED# blink ON timer set to 512ms
10 LED# blink ON timer set to 1024ms
11 LED# blink ON timer set to 2048ms
#Indicates selected LED current regulator (3, 4, or 5).
22
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