参数资料
型号: MAX8930EWJ+T
厂商: Maxim Integrated
文件页数: 39/52页
文件大小: 0K
描述: IC LED DRVR WT/RGB BCKLGT 49WLP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,500
恒定电流:
拓扑: PWM,切换式电容器(充电泵)
输出数: 11
内部驱动器:
类型 - 主要: 背光
类型 - 次要: OLED,RGB,白色 LED
频率: 100kHz ~ 400kHz
电源电压: 2.7 V ~ 5.5 V
输出电压: 5V
安装类型: 表面贴装
封装/外壳: 49-WLP
供应商设备封装: 49-WLP(3.15x3.15)
包装: 带卷 (TR)
工作温度: -40°C ~ 85°C
MAX8930
WLED Charge Pump, RGB, OLED Boost,
LDOs with ALC and CAI
Table 15 . On/Off Register 3
ADDRESS
(HEX)
02
POR
(HEX)
26
BIT 7
CAI
BIT 6
CHG
BIT 5
KYI2C
BIT 4
WLED8
BIT 3
SUB8
BIT 2
TWAIT
BIT 1
MAIN I 2 C
BIT 0
HLCAI
NAME
POR
R/W
DESCRIPTION
CAI
CHG
KYI2C
WLED8
SUB8
TWAIT
MAINI2C
HLCAI
0
0
1
0
0
1
1
0
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
1:
0:
1:
0:
1:
0:
1:
0:
1:
0:
1:
0:
1:
0:
1:
0:
CAI Dimming for main WLEDs is on
Off
nMOS for charging indicator is on
Off
I 2 C for keypad is on
I 2 C for keypad is off
WLED8 output is on
WLED8 output is off
WLED8 belongs to main group
WLED8 belongs to subgroup
64ms waiting time for ALC calculation
32ms
I 2 C dimming for main WLEDs is ON
I 2 C dimming for main WLEDs is OFF
Active low for main WLED_ activated
Active high to be ON
Table 16 . LDO1 and LDO2 Register
ADDRESS
(HEX)
03
POR
(HEX)
4A
R/W
R/W
BIT 7
LDO10
BIT 6
LDO11
BIT 5
LDO12
BIT 4
Reserved
BIT 3
LDO20
BIT 2
LDO21
BIT 1
LDO22
BIT 0
KYPWM
DESCRIPTION
LDO10
0
0
0
0
1
1
1
1
LDO20
0
0
0
0
1
1
1
1
LDO11
0
0
1
1
0
0
1
1
LDO21
0
0
1
1
0
0
1
1
LDO12
0
1
0
1
0
1
0
1
LDO22
0
1
0
1
0
1
0
1
LDO1 VOLTAGE (V)
2.3
2.5
2.6 (default)
2.7
2.8
2.9
3.0
3.1
LDO2 VOLTAGE (V)
2.3
2.5
2.6
2.7
2.8
2.9 (default)
3.0
3.1
NAME
KYPWM
Maxim Integrated
POR
0
DESCRIPTION
1: PWM for keypad is on. 0: PWM for k eypad     is off
39
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