超级电容器充电器

Analog Devices 提供了一个专为给超级电容器充电而设计的线性、开关和开关式电容器 IC 产品系列。这些器件拥有输入或输出电流限制、自动电池平衡、以及众多的保护功能,从而使其成为适合超级电容器充电的独特产品。由于超级电容器相比电池拥有众多优势,例如较低的等效串联电阻 (ESR) 和面对反复充电时的增强型耐用性,因此在那些供电的重要性超过了总能量储存的应用中,超级电容器成为了一种日益重要的替代方案。
产品选型表

Supercapacitor Chargers

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SortOrderPart#Vin
(min)
(V)
Vin
(max)
(V)
Output Current
(typ)
(A)
Vout MaximumTopologyCommentsFeaturesUS Price 1000 to 4999
($ US)
1LTC3351 4.5 35 10 20V Buck Hot Swappable Supercapacitor Charger, Backup Controller and System Monitor Backup Controller, Cell Monitor, Hot Swap Controller $5.25 (LTC3351EUFF#PBF)
2LTM8064 6 58 6 36V Buck 58VIN, 6A CVCC Step-Down µModule Regulator External Synchronization, Output Current Regulation, Resistor Set Frequency $16.50 (LTM8064EY#PBF)
3LTC3643 3 17 2 40V Boost Charger, Buck Backup LTC3643 - 2A Bidirectional Power Backup Supply High Vout for Electrolytic Capacitor Charging, PowerPath Control, Programmable Charge Current $4.45 (LTC3643EUDD#PBF)
4LTC3110 1.71 5.5 2 5.5V Buck-Boost 2A Bidirectional Buck-Boost DC/DC Regulator and Charger/Balancer Automatic Switchover from Charge to Backup Mode, Burst Mode, Programmable Input Current Limit $4.45 (LTC3110EUF#PBF)
5LT3761 4.5 60 10 100V Boost, Buck, Buck-Boost, LED Driver, Sepic LT3761 Offers Open LED Status Pin, LT3761-1 Offers Frequency Synchronization Open LED Protection, Rail-to-Rail Current Sense, Resistor Set Switching Frequency $3.20 (LT3761EMSE#PBF)
6LTC3350 4.5 35 10 Up to 35V Boost, Buck High Current Supercapacitor Backup Controller and System Monitor Active Cell Balancing, Programmable Input Current Limit, Programmable Output Current Limit, Voltage/Current/ESR/Capacitance Monitors $3.95 (LTC3350EUHF#PBF)
7LTC3128 1.73 5.5 3 5.5V Buck-Boost 3A Monolithic Buck-Boost Supercapacitor Charger and Balancer with Accurate Input Current Limit Active Charge Balancing, Burst Mode, Output Disconnect, Power Good, Programmable Current Limit $3.95 (LTC3128EUFD#PBF)
8LTC3355 3 20 1 5V Buck 20V 1A Buck DC/DC with Integrated SCAP Charger and Backup Regulator Output Current Limit $3.25 (LTC3355EUF#PBF)
9LT3796 6 100 10 100V Boost, Buck, Buck-Boost, LED Driver, Sepic 100V Constant-Current and Constant-Voltage Controller with Dual Current Sense External Synchronization, Output Current Regulation, Resistor Set Frequency, True Color PWM Dimming $3.45 (LT3796EFE-1#PBF)
10LTM8026 6 36 5 24V Buck 36Vin, 5A, CVCC Step-Down uModule Regulator External Synchronization, Output Current Regulation, Resistor Set Frequency $12.58 (LTM8026EV#PBF)
11LTM8052A 6 36 5 24V Buck 36Vin, 5A, 2-Quadrant CVCC Buck uModule, No Output OVP External Synchronization, Output Current Regulation, Resistor Set Frequency $13.17 (LTM8052AEV#PBF)
12LTM8052 6 36 5 24V Buck 36Vin, 5A, 2-Quadrant CVCC Buck uModule, 125% Output OVP External Synchronization, Output Current Regulation, Resistor Set Frequency $13.17 (LTM8052EV#PBF)
13LTC3226 2.5 5.5 315m 5.3V Charge Pump 2-Cell Supercapacitor Charger with Backup PowerPath Controller Automatic Cell Balancing, PowerPath Control $2.67 (LTC3226EUD#PBF)
14LTC3625-1 2.7 5.5 1 4.5V, 4V Boost, Buck 1A High Efficiency 2-Cell Supercapacitor Charger with Automatic Cell Balancing Automatic Cell Balancing, Programmable Charge Current $3.00 (LTC3625EDE-1#PBF)
15LTC3625 2.7 5.5 1 4.8V, 5.3V Boost, Buck 1A High Efficiency 2-Cell Supercapacitor Charger with Automatic Cell Balancing Automatic Cell Balancing, Programmable Charge Current $3.00 (LTC3625EDE#PBF)
16LTC4425 2.7 5.5 3 5.5V Linear Linear SuperCap Charger with Current-Limited Ideal Diode and V/I Monitor Programmable Current Limit $2.25 (LTC4425EDD#PBF)
17LTC3619 2.5 5.5 800m Vin Buck 400mA/800mA Synchronous Step-Down 100% Duty Cycle, Burst Mode, Power Good, Programmable Input Current Limit $2.25 (LTC3619EDD#PBF)
18LTC3606B 2.5 5.5 800m Vin Buck 800mA Synchronous Step-Down DC/DC with Average Input Current Limit 100% Duty Cycle, Power Good, Programmable Input Current Limit $2.10 (LTC3606BEDD#PBF)
19LTC3619B 2.5 5.5 800m Vin Buck 400mA/800mA Synchronous Step-Down 100% Duty Cycle, Power Good, Programmable Input Current Limit $2.25 (LTC3619BEDD#PBF)
20LTC3127 1.8 5.5 1 5.25V Buck-Boost 1A Buck-Boost DC/DC Converter with Programmable Input Current Limit Burst Mode, Output Disconnect, Programmable Input Current Limit $2.95 (LTC3127EDD#PBF)
21LTC3125 1.6 5.5 1 5.25V Boost 1.2A Synchronous Step-Up DC/DC Converter with Input Current Limit Burst Mode, Output Disconnect, Programmable Input Current Limit $2.25 (LTC3125EDCB#TRPBF)
22LTC3225-1 3 5.5 150m 4.5V, 4V Charge Pump 150mA Supercapacitor Charger, Selectable 2V or 2.25V Per Cell Automatic Cell Balancing, Programmable Charge Current $2.00 (LTC3225EDDB-1#TRPBF)
23LTC3225 3 5.5 150m 4.8V, 5.3V Charge Pump 150mA Supercapacitor Charger, Selectable 2.4V or 2.65V Per Cell Automatic Cell Balancing, Programmable Charge Current $2.00 (LTC3225EDDB#TRPBF)