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Maxim > 方案 > 显示器：LCD

LCD偏置 - 电荷泵

数据资料
显示 标题/型号 关键优势
QV  PDF MAX4886评估板
MAX4886EVKIT
QV  PDF MAX5432和MAX5433评估板
MAX5432EVKIT
QV  PDF 四路、高速HDMI/DVI 2:1数字视频开关
MAX4886

高速模拟开关，用于HDMI/DVI数字视频切换
QV  PDF TFT-LCD DC-DC转换器，带有运算放大器
MAX8795A

TFT LCD、DC-DC转换器，提供高性能升压调节器，两路线性稳压器和大电流运算放大器，用于有源矩阵、薄膜晶体管(TFT) LCD供电
QV  PDF TFT-LCD DC-DC转换器，带有运算放大器
MAX1516A, MAX1517A, MAX1518A

TFT LCD DC-DC转换器, 提供高性能升压调节器、两路线性稳压控制器和大电流驱动运算放大器，用于有源矩阵薄膜晶体管(TFT)液晶显示器(LCD)供电
QV  PDF MAX8753评估板
MAX8753EVKIT
QV  PDF TFT LCD DC-DC转换器，内置电荷泵
MAX8753
QV  PDF 照明管理IC，提供高效的1倍/1.5倍/2倍电荷泵，用于背光/闪光灯/RGB LED
MAX1707

高效背光、闪光灯驱动器，可提供高达400mA的驱动电流，灵活地实现3路RGB驱动器，适用于主、次屏控制，RGB、键盘或闪光灯应用，采用紧凑的4mm x 4mm TQFN封装
QV  PDF 32抽头、非易失、I²C、线性数字电位器
MAX5432, MAX5433, MAX5434, MAX5435

32抽头、非易失、I²C、线性调节数字电位器，具有机械电位器的功能，但用简单的2线串口替代机械调节
QV  PDF 可提供完备偏置的白光LED电源，用于TFT显示器
MAX1578, MAX1579

首款完备的LCD偏置和WLED背光电源，用于小型TFT显示器
QV  PDF 高效LCD boost电路， 带有真正关断
MAX8570, MAX8571, MAX8572, MAX8573, MAX8574, MAX8575

首款提供完备保护的LCD、OLED电源，SOT23封装
QV  PDF Buck/boost稳压电荷泵，µMAX封装
MAX1759

业内尺寸最小的100mA buck/boost方案



Key Specifications:   Charge Pumps
Part Number Topology VIN (min) (V) VIN (max) (V) Operating Current, ICC (max) (mA) Unadjusted VOUT (V) Min. Adjustable VOUT (V) Max. Adjustable VOUT (V) IOUT (typ) (A) Operating Frequency (kHz) Features Package Operating Temp. Range (°C)
MAX1759  Regulated 1.6 5.5 0.18 3.3 2.5 5.5 0.1 1500
•Shutdown
 uMAX/10 -40 to +85
See All Charge Pumps (51)

Key Specifications:   Digital Potentiometers
Part Number Taper POTs Per Pkg. Control Interface Wiper Memory Number of Steps End-to-End Resistance (kΩ) Res. Tol. (%) Temp. Coeff. (typ)(ppm/°C) Wiper Resistance (typ) (Ω) Max. Idle State Supply Current @5V (µA) Features
MAX5432  Linear 1 2-Wire Serial Non-Volatile 32 50 25 35 610 2
•EEPROM Wiper Memory
MAX5433  Linear 1 2-Wire Serial Non-Volatile 32 100 25 35 610 2
•EEPROM Wiper Memory
MAX5434  Linear 1 2-Wire Serial Non-Volatile 32 50 25 35 610 2
•EEPROM Wiper Memory
MAX5435  Linear 1 2-Wire Serial Non-Volatile 32 100 25 35 610 2
•EEPROM Wiper Memory
See All Digital Potentiometers (121)

Key Specifications:   Multifunction PMICs
Part Number Primary Topology Monitor/Control Features DC-DC/Power Features LCD/LED/Flash/CCD Features VIN (min) (V) VIN (max) (V) Min. VOUT (V) Max. VOUT (V) IOUT (A) IOUT (A) Operating Freq. (kHz) Package
MAX8795A  Step-Up Output OVP
Shutdown 		Current Limit
Fixed Freq./PWM
Internal Pwr. FETs
Soft Start 		TFT Bias
VCOM Buffer 		2.5 6 3 18 0.5 0.5 1200 THIN QFN/32
MAX1516A  Step-Up Output UVP
Reset Output
Shutdown 		Adj. Frequency
Current Limit
Fixed Freq./PWM
Internal Pwr. FETs
Soft Start 		TFT Bias
VCOM Buffer 		2.6 5.5 2.6 14 0.75 0.75 1200 See Data Sheet
MAX1517A  Step-Up Output UVP
Reset Output
Shutdown 		Adj. Frequency
Current Limit
Fixed Freq./PWM
Internal Pwr. FETs
Soft Start 		TFT Bias
VCOM Buffer 		2.6 5.5 2.6 14 0.75 0.75 1200 See Data Sheet
MAX1518A  Step-Up Output UVP
Reset Output
Shutdown 		Adj. Frequency
Current Limit
Fixed Freq./PWM
Internal Pwr. FETs
Soft Start 		TFT Bias
VCOM Buffer 		2.6 5.5 2.6 14 0.75 0.75 1200 See Data Sheet
See All Multifunction PMICs (76)

Key Specifications:   Step-Up Switching Regulators
Part Number VIN (min) (V) VIN (max) (V) Min. VOUT (V) Max. VOUT (V) Preset VOUT (V) IOUT (A) IOUT (A) Output Adj. Method Operating Current, ICC (max) (mA) Number of DC-DC Outputs Package
MAX8570  2.7 5.5 2.7 28  -  0.01 0.01 Resistor 0.035 1 SOT-23/6
MAX8571  2.7 5.5 2.7 28  -  0.015 0.015 Resistor 0.035 1 SOT-23/6
MAX8572  2.7 5.5 15 15 15 0.01 0.01 Preset 0.035 1 SOT-23/6
MAX8573  2.7 5.5 15 15 15 0.015 0.015 Preset 0.035 1 SOT-23/6
MAX8574  2.7 5.5 2.7 28  -  0.025 0.025 Resistor 0.035 1 SOT-23/6
MAX8575  2.7 5.5 15 15 15 0.025 0.025 Preset 0.035 1 SOT-23/6
See All Step-Up Switching Regulators (89)

Key Specifications:   Switches and Multiplexers (Mid Voltage)
Part Number Configuration Number of Channels Normally (Open/Closed) VSUPPLY, Single (min) (V) VSUPPLY, Single (max) (V) RON (max) (Ω) Bandwidth (MHz) IL (OFF) (max) (nA) CON (pF)
MAX4886  2:1 Mux 4 Open/Closed 3 3.6 8 2,600 0.01 2.5
See All Switches and Multiplexers (Mid Voltage) (282)

Key Specifications:   White LED Drivers
Part Number Topology Max. No. of LEDs Configuration Dimming Control VCURR_SENSE (mV) POUT (W) IMAX per LED (mA) Min. VIN (V) Max. VIN (V) ICC (max) (mA) Max. VOUT (V) Operating Freq. (kHz) Package
MAX1578  Inductor Based 8 Series Analog
PWM 		300 0.9 25 2.7 5.5 5 32 1000 THIN QFN/24
MAX1579  Inductor Based 8 Series Analog
PWM 		300 0.9 25 2.7 5.5 5 32 1000 THIN QFN/24
See All White LED Drivers (44)


         


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