参数资料
型号: MAX8822ETE+
厂商: Maxim Integrated
文件页数: 6/15页
文件大小: 0K
描述: IC LED DRVR WHITE BCKLGT 16-TQFN
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 100
恒定电流:
拓扑: 线性(LDO),PWM,切换式电容器(充电泵)
输出数: 4
内部驱动器:
类型 - 主要: 背光
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: 16-WFQFN 裸露焊盘
供应商设备封装: 16-TQFN(3x3)
包装: 管件
工作温度: -40°C ~ 85°C
Ultra-Efficient Negative Charge-Pump LED
Driver with Dual LDOs in 3mm x 3mm Thin QFN
Typical Operating Characteristics (continued)
(V IN = 3.6V, V EN_ = V IN , Circuit of Typical Operating Circuit, T A = +25°C, unless otherwise noted.)
LINE-TRANSIENT RESPONSE
(NO MODE CHANGE)
MAX8822 toc16
LINE-TRANSIENT RESPONSE
(MODE CHANGE)
MAX8822 toc17
V IN
I IN
I LED_TOTAL
3.7V
4.2V
500mV/div
(AC-COUPLED)
100mA/div
0mA
100mA/div
V IN
I IN
I LED_TOTAL
3.4V
3.8V
500mV/div
(AC-COUPLED)
100mA/div
0mA
100mA/div
I LED_ = 24mA
1ms/div
LDO1 LOAD TRANSIENT
MAX8822 toc18
0mA
I LED_ = 24mA
1ms/div
LDO2 LOAD TRANSIENT
MAX8822 toc19
0mA
V LDO1
I LDO1
20 μ s/div
V LDO1 = 2.8V
20mV/div
(AC-COUPLED)
150mA
50mA/div
10mA
V LDO2
I LDO2
20 μ s/div
V LDO2 = 1.8V
20mV/div
(AC-COUPLED)
150mA
50mA/div
10mA
POWER-SUPPLY REJECTION RATIO
80
70
60
50
40
30
20
10
0
vs. FREQUENCY
I OUT = 10mA
C OUT = 1 μ F
50 μ V/div
LDO OUTPUT NOISE
V LDO = 2.8V, I LDO = 28mA
0.01
0.1
1
10
100
1000
400 μ s/div
FREQUENCY (kHz)
6
_______________________________________________________________________________________
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相关代理商/技术参数
参数描述
MAX8822ETE+ 功能描述:LED照明驱动器 Negative Charge Pump LED Driver 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
MAX8822ETE+T 功能描述:LED照明驱动器 Negative Charge Pump LED Driver 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
MAX882C/D 功能描述:低压差稳压器 - LDO RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压(最大值):307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20
MAX882C/D DIE 制造商:Maxim Integrated Products 功能描述:
MAX882CPA 功能描述:低压差稳压器 - LDO 5/3.3/AdjV 200mA Linear Regulator RoHS:否 制造商:Texas Instruments 最大输入电压:36 V 输出电压:1.4 V to 20.5 V 回动电压(最大值):307 mV 输出电流:1 A 负载调节:0.3 % 输出端数量: 输出类型:Fixed 最大工作温度:+ 125 C 安装风格:SMD/SMT 封装 / 箱体:VQFN-20