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Maxim > 方案 > 数码相机(DIGICAM)

电源选通

数据资料
显示 标题/型号 关键优势
QV    氙闪光灯充电器,提供IGBT驱动及电压监测
MAX8685A, MAX8685C, MAX8685D, MAX8685F

充电速度最快的闪光灯电容充电器,带有电压监测
QV  PDF 1MHz PWM boost转换器,用于驱动1.5A白光LED相机闪光灯
MAX8607

大电流、白光LED、升压型DC-DC,用于点亮相机闪光灯,能够以84%的效率提供1.5A的稳定电流
QV    可快速充电的氙闪光灯充电器,用于数码相机和照相手机
MAX8622

QV  PDF 1.2A白光LED调节电荷泵,用于相机闪光灯和放映灯
MAX1577Y, MAX1577Z

大电流、1.2A电荷泵,用于开启亮度最高的WLED相机闪光灯,即使在低电池电压输入情况下
QV  PDF 480mA白光LED 1倍/1.5倍/2倍电荷泵,用于背光和相机闪光灯
MAX1576

QV  PDF 白光LED相机闪光灯boost转换器
MAX1583

首款24V、白光LED闪光灯电源,用于照相电话
QV  PDF 180mA、1倍/2倍、白光LED电荷泵,3mm x 3mm TDFN封装
MAX1574

白光LED电荷泵,3mm x 3mm TDFN封装,平均效率高达83%
QV  PDF 高效率、40V、升压型变换器,用于2至10个白光LED驱动
MAX1553, MAX1554

尺寸最小、效率最高的40V驱动器,可驱动最多10只白光LED
QV  PDF 高效率、升压型稳流器,用于LED驱动
MAX1698, MAX1698A




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 Smallest Available Package (max w/pins) (mm2)
MAX8622  Step-Up Output OVP
Shutdown
Current Limit
Internal Pwr. FETs
Soft Start
Photo Flash 2.5 5.5 1.25 400 0.01 0.01 300 TDFN-EP/10 10
MAX8685  Step-Up Output OVP
Shutdown
Current Limit
Internal Pwr. FETs
Soft Start
IGBT Driver
Photo Flash
2.5 5.5 1.25 400 0.01 0.01 300 TDFN-EP/14
TDFN-EP/8
6
See All Multifunction PMICs (79)

Key Specifications:   Step-Up Switching Regulators
Part Number VIN (min) (V) VIN (max) (V) Min. VOUT (V) Max. VOUT (V) IOUT (A) IOUT (A) Output Adj. Method Operating Current, ICC (max) (mA) Number of DC-DC Outputs Operating Freq. (kHz) Package Smallest Available Package (max w/pins) (mm2)
MAX8622  2.5 5.5 1.25 400 0.01 0.01 Resistor 0.1 1 300 TDFN-EP/10 10
See All Step-Up Switching Regulators (94)

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 Smallest Available Package (max w/pins) (mm2)
MAX8607  Inductor Based
Linear Current Regulator
1 Parallel Digital  -  6 1500 2.7 5.5 4 5.5 1000 TDFN-EP/14 10
MAX1577  Charge Pump 40 Parallel Digital  -  5 1200 2.7 5.5 5 5.1 1000 TDFN-EP/8 10
MAX1576  Charge Pump 8 Parallel Analog
PWM
Serial Pulse
 -  2 400 2.7 5.5 6 5 1000 TQFN/24 17
MAX1583  Inductor Based 5 Series Analog
Digital
0.6 6 300 2.6 5.5 2.5 24 1000 TDFN-EP/10 10
MAX1574  Charge Pump 3 Parallel Serial Pulse  -  0.75 60 2.7 5.5 2 5 1000 TDFN-EP/10 10
MAX1553  Inductor Based 6 Series Analog
PWM
200 0.5 20 2.7 5.5 0.35 40  -  TDFN-EP/8 10
MAX1554  Inductor Based 10 Series Analog
PWM
200 0.8 20 2.7 5.5 0.65 40  -  TDFN-EP/8 10
MAX1698  Inductor Based 50 Series-Parallel Analog 300 5 350 2.7 5.5 0.5 60  -  µMAX/10 15
See All White LED Drivers (46)



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