参数资料
型号: MAX8631XETI+
厂商: Maxim Integrated
文件页数: 7/15页
文件大小: 0K
描述: IC LED DRVR WHITE BCKLGT 28-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 75
恒定电流:
拓扑: 线性(LDO),切换式电容器(充电泵)
输出数: 8
内部驱动器:
类型 - 主要: 背光,闪灯/白光
类型 - 次要: 白色 LED
频率: 1MHz
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: 28-WFQFN 裸露焊盘
供应商设备封装: 28-TQFN-EP(4x4)
包装: 管件
工作温度: -40°C ~ 85°C
1x/1.5x/2x White LED Charge Pump with Two
LDOs in 4mm x 4mm Thin QFN
Typical Operating Characteristics (continued)
(V IN = V EN_ = 3.6V, circuit of Figure 1, T A = +25°C, unless otherwise noted.)
LDO DROPOUT VOLTAGE
SINGLE-WIRE DIMMING RESPONSE
MAX8631X toc19
140
vs. OUTPUT CURRENT
V ENM1,
V ENM2
I OUT
5V/div
0V
500mA/div
0A
120
100
80
60
40
V OUT
2V/div
0V
20
0
10ms/div
0
50
100
150
200
OUTPUT CURRENT (mA)
LDO OUTPUT VOLTAGE
1.0
0.8
ACCURACY vs. OUTPUT CURRENT
LOAD-TRANSIENT RESPONSE
MAX8631X toc22
V LDO_ = 2.6V
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
-0.8
-1.0
V LDO_
I LDO_
50mV/div
AC-COUPLED
100mA
1mA
0
50
100
150
200
10 μ s/div
OUTPUT CURRENT (mA)
LOAD-TRANSIENT RESPONSE
NEAR DROPOUT
MAX8631X toc23
V IN - V OUT = 77mV, V LDO_ = 2.6V
V LDO_
50mV/div
AC-COUPLED
100mA
I LDO_
1mA
10 μ s/div
_______________________________________________________________________________________
7
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MAX8631XETI+ 功能描述:电荷泵 1x/1.5x/2x White LED Charge Pump RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 输出电压:- 1.5 V to - 5.5 V, 3 V to 11 V 输出电流:100 mA 电源电流:1 mA 最大工作温度:+ 70 C 封装 / 箱体:SOIC-8 Narrow 封装:Tube
MAX8631XETI+G104 制造商:Maxim Integrated Products 功能描述:1X/1.5X/2X WHITE LED CHARGE PUMP WI - Rail/Tube
MAX8631XETI+T 功能描述:LED照明驱动器 1x/1.5x/2x White LED Charge Pump RoHS:否 制造商:STMicroelectronics 输入电压:11.5 V to 23 V 工作频率: 最大电源电流:1.7 mA 输出电流: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:SO-16N
MAX8631XETI+TG104 制造商:Maxim Integrated Products 功能描述:1X/1.5X/2X WHITE LED CHARGE PUMP WI - Tape and Reel
MAX8631XETI+TW 制造商:Maxim Integrated Products 功能描述:CHG PUMP STPUP 5V 580MA 28TQFN EP - Tape and Reel