无电感型 DC/DC 转换器

凌力尔特公司的充电泵系列提供了门类最为齐全的简单、紧凑、无电感型 DC/DC 转换器设计。这些转换器可被用于对一个输入电压进行升压、降压或负输出操作。通过取消电感器,这些开关电容器转换器实现了小巧的占板面积并简化了设计。此外,借助片上集成的扩频技术,输入和输出噪声均得以显着降低。

无电感型 DC/DC 转换器
Product Vin Min  (V) Vin Max  (V) Max Iout  (mA) Voutput  Function  Max Number of LEDs  (#) Comments  Packages 
LT1026 4 10 15 2Vin, -2Vin Unregulated Doubling/Inverting Dual Supply Generator (+5V to 卤10V) N-8,SO-8
LT1054 3.5 15 100 Adj Unregulated Doubling/Inverting High Voltage/Current, Doubler or Inverter N-8,SO-8
LT1054 3.5 7 125 Adj Unregulated Doubling/Inverting High Voltage/Current, Doubler or Inverter SO-8
LTC1044 1.5 9 20 2Vin, -Vin, 0.5Vin Unregulated Doubling/Inverting Industry Standard (7660) Charge Pump SO-8
LTC1044A 1.5 12 20 2Vin, -Vin, 0.5Vin Unregulated Doubling/Inverting Higher VIN (12V) than LTC1044/7660 SO-8
LTC1044S8 1.5 9 20 #NAME? Unregulated Doubling/Inverting Industry Standard (7660) Charge Pump in SO-8 Package SO-8
LTC1046 1.5 6 50 2Vin, -Vin, 0.5Vin Unregulated Doubling/Inverting Higher Current than LTC1044/7660 SO-8
LTC1144 2 18 50 2Vin, -Vin, 0.5Vin Unregulated Doubling/Inverting High Voltage, Shutdown SO-8
LTC1261 3 8 12 -4V, -4.5V, Adj Regulated Inverting, GaAsFET Bias Adjustable Output, Doubler or Tripler SO-8,SO-14
LTC1261L 2.7 5.25 20 -4V, -4.5V, Adj Regulated Inverting, GaAsFET Bias Adjustable Output, Doubler or Tripler MS-8, SO-8
LTC1262 5 5 30 12V Flash Memory Programming, Regulated Step-Up 12V 卤5% Out. Good for Flash Memory VPP SO-8, N-8
LTC1263 5 5 60 12V Flash Memory Programming, Regulated Step-Up 12V 卤5% Out. Good for Flash Memory SO-8
LTC1503 2.4 6 100 1.8V Regulated Step-Up SD Disconnect MS-8, SO-8
LTC1503 2.4 6 100 2V Regulated Step-Up SD Disconnect MS-8, SO-8
LTC1514 2.7 10 50 3.3, 5V Regulated Buck-Boost Step Up/Down Operation. Low Battery Comparator SO-8
LTC1515 2.7 10 50 3.3V, 5V Regulated Buck-Boost Step Up/Down Operation. Power On Reset SO-8
LTC1516 2 5 50 5V Regulated Buck-Boost Doubler/Tripler. High Efficiency SO-8
LTC1517-3.3 2.2 4.4 15 3.3V Regulated Step-Up, Regulated Buck-Boost Micropower, Regulated 3.3V Charge Pump in a 5-Pin SOT-23 Package ThinSOT
LTC1517-5 2.7 5 20 5V Regulated Step-Up Micropower, Regulated 5V Charge Pump in a 5-Pin SOT-23 Package ThinSOT
LTC1522 2.7 5 20 5V Regulated Step-Up SD Disconnect MS-8, SO-8
LTC1550 2.7 5.25 20 -2V,-2.5V,-4V,-4.1V,Adj Regulated Inverting, GaAsFET Bias 1mVPP Ripple, 900kHz, Active Low Shutdown MS-8,SO-8,SSOP-16
LTC1550L 2.7 5.25 20 -2V,-2.5V,-4V,-4.1V,Adj Regulated Inverting, GaAsFET Bias 1mVPP Ripple, 900kHz, Active Low Shutdown MS-8,SO-8,SSOP-16
LTC1551 2.7 5.25 20 -4.1V,Adj Regulated Inverting, GaAsFET Bias 1mVPP Ripple, 900kHz, Active Low Shutdown MS-8,SO-8,SSOP-16
LTC1551L 2.7 5.25 20 -4.1V,Adj Regulated Inverting, GaAsFET Bias 1mVPP Ripple, 900kHz, Active High Shutdown MS-8,SO-8,SSOP-16
LTC1555 2.7 10 20 5V Regulated Buck-Boost, Regulated Step-Up SIM Power Supply & Level Translator GN16, GN20
LTC1555L 2.6 6.6 20 3V, 5V Regulated Buck-Boost, Regulated Step-Up SIM Power Supply & Level Translator GN16
LTC1555L-1.8 2.6 6.6 20 1.8V, 3V, 5V Regulated Buck-Boost, Regulated Step-Up SIM Power Supply & Level Translator GN16
LTC1556 2.7 10 20 5V Regulated Buck-Boost, Regulated Step-Up SIM Power Supply & Level Translator GN16, GN20
LTC1682 1.8 4.4 50 3.3V, 5V, Adj Regulated Step-Up 500碌VPP Output Noise MS-8, SO-8
LTC1751 2 5.5 100 Adj Regulated Step-Up SD Disconnect MS-8
LTC1751 2 5.5 100 3.3V Regulated Step-Up SD Disconnect MS-8
LTC1751 2 5.5 100 5V Regulated Step-Up SD Disconnect MS-8
LTC1754 2 4 40 3.3V Regulated Buck-Boost SD Disconnect ThinSOT
LTC1754 2 4 40 5V Regulated Buck-Boost SD Disconnect ThinSOT
LTC1755 2.7 6 60 3V, 5V Regulated Buck-Boost, Regulated Step-Up Universal Smart Card Interface GN24
LTC1756 2.7 6 60 3V, 5V Regulated Buck-Boost, Regulated Step-Up Universal Smart Card Interface GN16
LTC1911 2.7 5.5 250 1.5V, 1.8V Regulated Step-Up Low Noise, 70% Efficiency MS-8
LTC1928-5 2.7 4.4 30 5V Regulated Step-Up Doubler with Internal LDO linear Regulator, Low Noise ThinSOT
LTC1983 3 5.5 100 -3V, -5V Regulated Inverting Regulated Inverter ThinSOT
LTC1986 2.6 4.4 10 5V, Vin Regulated Step-Up, Regulated Step-Up SIM Power Supply ThinSOT
LTC3200 2.7 4.5 100 5V, Adj LED Driver, Regulated Step-Up 6 (parallel) Low Noise, Doubler/White LED Driver MS-8
LTC3201 2.7 4.5 100 Adj LED Driver, Regulated Step-Up 6 (parallel) Ultralow Noise, White LED Driver MS-10
LTC3202 2.7 4.5 125 Adj LED Driver, Regulated Step-Up 8 (parallel) Low Noise, Fractional White LED Driver DFN-10, MS-10
LTC3203 2.7 5.5 500 5V LED Driver, Regulated Step-Up 8 (parallel) 500mA Output Current Low Noise Dual Mode Step-Up Charge Pumps DFN-10
LTC3204 1.8 4.5 50 3.3V Regulated Buck-Boost Low Noise Regulated Charge Pump in 2 脳 2 DFN with Burst Mode DFN-6
LTC3204 2.7 5.5 150 5V Regulated Buck-Boost Low Noise Regulated Charge Pump in 2 脳 2 DFN with Burst Mode DFN-6
LTC3204 1.8 4.5 50 3.3V Regulated Buck-Boost Low Noise Regulated Charge Pump in 2 脳 2 DFN, Constant Frequency At All Loads DFN-6
LTC3204 2.7 5.5 150 5V Regulated Buck-Boost Low Noise Regulated Charge Pump in 2 脳 2 DFN, Constant Frequency At All Loads DFN-6
LTC3205 2.8 4.5 250 LED Driver 4, 2, 1 RGB Drives 4 Main LEDs, 2 Sub Display, 1 RGB QFN-24
LTC3206 2.8 4.5 400 LED Driver 6, 4, 1 RGB Drives 6 Main LEDs, 4 Sub Display, 1 RGB QFN-24
LTC3207 2.9 5.5 600 LED Driver 12 + 1 LED/CAM 600mA Universal Multi-Output LED/CAM Driver QFN-24
LTC3208 2.9 4.5 1000 LED Driver 17 (parallel) High Current Software Configurable Multidisplay LED Controller QFN-32
LTC3209 2.9 4.5 600 LED Driver 5 Main, 2 CAM, 1 AUX 600mA Main/Camera LED Controller QFN-20
LTC3210 2.9 4.5 500 LED Driver 4 Main (25mA), 1 CAM (400mA) MAIN/CAM LED Controller in 3mm 脳 3mm QFN QFN-16
LTC3210-1 2.9 4.5 500 LED Driver 4 Main, 1 CAM MAIN/CAM LED Controller with 64-Step Brightness Control in 3mm 脳 3mm QFN QFN-16
LTC3210-2 2.9 4.5 500 LED Driver 4 Main (25mA), 1 CAM (400mA) MAIN/CAM LED Controllers with 32-Step Brightness Control in 3mm x 3mm QFN QFN-16
LTC3210-2 2.9 4.5 500 LED Driver 3 Main (25mA), 1 CAM MAIN/CAM LED Controllers with 32-Step Brightness Control in 3mm x 3mm QFN QFN-16
LTC3212 2.7 5.5 75 LED Driver 3 (parallel) RGB LED Driver and Charge Pump DFN-12
LTC3214 2.9 4.5 500 LED Driver 1 500mA Camera LED Charge Pump DFN-10
LTC3215 2.9 4.4 700 Vin, 4.6V, 5.1V LED Driver 1 Constant Frequency Charge Pump with Independent Torch (350mA)/Flash (700mA) Current Control DFN-10
LTC3216 2.9 4.4 1000 Vin, 4.6V, 5.1V LED Driver 1 Constant Frequency Charge Pump with Independent Torch (500mA)/Flash (1A) Current Control DFN-12
LTC3217 2.9 4.5 600 LED Driver 4 (parallel) 600mA Low Noise Multi-LED Camera Light Charge Pump QFN-16
LTC3218 2.9 4.5 400 LED Driver 1 400mA Single Wire Camera LED Charge Pump DFN-10
LTC3219 2.9 5.5 250 LED Driver 9 (parallel) 250mA Universal Nine Channel LED Driver QFN-20
LTC3220 2.9 5.5 360 LED Driver 18 (parallel) 360mA Universal 18-Channel LED Driver QFN-28
LTC3221 1.8 5.5 60 3.3V, 5V, Adj Regulated Buck-Boost, Regulated Step-Up Micropower, Regulated Charge Pump in 2 x 2 DFN DFN-6
LTC3230 2.7 5.5 125 LED Driver 5 (parallel) 5-LED Main/Sub Display Driver with Dual LDO QFN-20
LTC3240 1.8 5.5 150 3.3V, 2.5V Regulated Buck-Boost, Regulated Step-Up 3.3V/2.5V Step-Up/Step-Down Charge Pump DC/DC Converter DFN-6
LTC3250 3.1 5.5 250 1.2V, 1.5V Regulated Step-Up Low Noise, 85% Efficiency ThinSOT
LTC3251 2.7 5.5 500 1.2V, 1.5V, Adj Regulated Step-Up Spread spectrum, ultralow noise, 2-phase operation MS-10
LTC3252 2.7 5.5 250 Adjustable (0.9 to 1.6) Regulated Step-Down Dual Output Spread Spectrum, Ultralow Noise DFN-12
LTC3260 4.5 32 100 Adj Regulated Inverting Low Noise Dual Supply Inverting Charge Pump DFN-14, MS-16
LTC3261 4.5 32 100 #NAME? Regulated Inverting - High Voltage Low Quiescent Current Inverting Charge Pump MS-12
LTC660 1.5 5.5 100 -VIN, 2VIN Unregulated Doubling/Inverting High Current, +5V to -5V SO-8,N-8