参数资料
型号: MAX8930EWJ+T
厂商: Maxim Integrated
文件页数: 4/52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
CURRENT SINK DRIVER CHARACTERISTICS
PARAMETER
Current Setting Range
CONDITIONS
WLED1–WLED8, RGB programmable by I 2 C
MIN
0.1
TYP
MAX
25.6
UNITS
mA
0
(default)
0.016
WLED_, RGB Ramp-Up/Ramp-
Down Time
Main WLED_ and RGB ramp-up/ramp-down in 0.1mA
increments; 8 steps are programmable through I 2 C;
ramp-up and ramp-down times are set separately
0.064
0.128
0.256
ms/
0.1mA
0.512
1.024
2.048
WLED_, RGB Current Accuracy
WLED_, RGB Current Matching
WLED_, RGB R DSON
25.6mA setting, T A = +25 N C
0.1mA setting, T A = +25 N C
WLED1–WLED8, RGB (Note 4)
1x mode
-0.5x mode
-2.5
-50
Q 10
5
2.68
4.12
+2.5
+50
10
%
%
I
WLED_, RGB Current Regulator
Dropout Voltage
25.6mA setting
(Note 5)
1x mode
-0.5x mode
T A = 0 N C to +85 N C
T A = -40 N C
62
62
95
120
150
200
mV
WLED_, RGB Current Regulator
Switchover Threshold
V LED falling
125
150
175
mV
(1x to -0.5x)
WLED_, RGB Current Regulator
Switchover Hysteresis
100
mV
WLED_, RGB Leakage in
Shutdown
All LEDs off
T A = +25 N C
T A = +85 N C
0.01
0.1
5
F A
LDO1 CHARACTERISTICS
PARAMETER
Output Voltage V LDO1 (Default)
CONDITIONS
200mA at V PV3 = 3.6V
MIN
2.522
TYP
2.6
MAX
2.678
UNITS
V
2.231
2.425
2.522
2.3
2.5
2.6
2.369
2.575
2.678
Programmable Output Voltage
I LDO1 = 50mA
2.619
2.716
2.7
2.8
2.781
2.884
V
2.813
2.910
3.007
2.9
3.0
3.1
2.987
3.090
3.193
Output Current
200
mA
Current Limit
Dropout Voltage
Line Regulation
Load Regulation
V LDO1 = 90% of nominal regulation voltage (Note 3)
I LDO1 = 200mA, T A = +25 N C
3.4V P V PV3_ P 5.5V, I LDO1 = 150mA
1mA < I LDO1 < 200mA
250
475
120
2.4
25
750
300
mA
mV
mV
mV
4
Maxim Integrated
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