Section: LED drivers
Buck
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Section: LED drivers
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| Manufacturer | Type | Information | # LED | Vinput | output current |
| Catalyst Semiconductor | CAT4201 - 350mA High Efficiency Step Down LED Driver | 4201.pdf | 6.5 to 36V | 50 to 350mA | |
| CAT4201 LED Driver Evaluation Board | AN35.pdf | ||||
| Linear Technology | LT3474/LT3474-1 - Step-Down 1A LED Driver | 3474fd.pdf | 4 | 4 to 36V | 1000mA |
| LT3474/LT3474-1 - DN388 - Wide Input Range 1A LED Driver Powers High Brightness LEDs with Automotive and 12VAC Supplies | dn388f.pdf | ||||
| LT3474/LT3474-1 - DN392 - High Voltage Buck Converters Drive High Power LEDs | dn392f.pdf | ||||
| Linear Technology | LT3475/LT3475-1 - LT3475/LT3475-1 - Dual Step-Down 1.5A LED Driver | 3475fb.pdf | 4 | 4 to 36V | 1500mA |
| LT3475/LT3475-1 - DC923A - LT3475 Evaluation Kit Quick Start Guide | dc923A.pdf | ||||
| LT3475/LT3475-1 - DN392 - High Voltage Buck Converters Drive High Power LEDs | dn392f.pdf | ||||
| Linear Technology | LT3590 - 48V Buck Mode LED Driver in SC70 and 2mm x 2mm DFN | 3590f.pdf | 10 | 4.5 to 55V | 50mA |
| LT3590 - Jan 2008 - Efficient 48V Buck Mode LED Driver Delivers 50mA | LTMag-V17N04-05-LT3590-MNavabi.pdf | ||||
| Linear Technology | LT3592 - 500mA Wide Input Voltage Range Step-Down LED Driver with 10:1 Dimming | 3592fa.pdf | 10 | 3.6 to 36V | 500mA |
| LT3592 - June 2008 - No PWM Signal Needed for Accurate Dim/Bright Control of Automotive Brake Lights and Other Signal LEDs | LTMag-V18N02-12-LT3592-BillMartin.pdf | ||||
| Linear Technology | LT3595 - 16 Channel Buck Mode LED Driver | 3595f.pdf | 160 = 16x10 | 4.5 to 45V | 50mA |
| LT3595 - Oct 2007 - 16-Channel LED Driver Drives up to 160 White LEDs with 5000:1 PWM Dimming | LTMag-V17N03-02-LT3595-Szolusha.pdf | ||||
| Linear Technology | LTM8040 - 36V, 1A µModule LED Driver | 8040p.pdf | 4 | 4 to 36V | 1000mA |
| LTM8040 - Sep 2008 - DC/DC uModule Power Supply Solutions | LTChronicleV17N02.pdf | ||||
| Maxim | MAX16819, MAX16820 - 2MHz High-Brightness LED Drivers with High-Side Current Sense and 5000:1 Dimming | MAX16819-MAX16820.pdf | 4.5 to 28V | 3000mA | |
| Maxim | MAX16832A, MAX16832C - 2MHz, High-Brightness LED Drivers with Integrated MOSFET and High-Side Current Sense | MAX16832A-MAX16832C.pdf | 6.5 to 65V | 700mA | |
| Micrel | MIC4682 - Precision Current Limit SO-8 SuperSwitcher™ Buck Regulator | mic4682.pdf | 4 to 34V | ||
| Microchip | PIC12F675 - 8-Pin, Flash-Based 8-BitCMOS Microcontrollers | 41190E.pdf | |||
| PIC12F675 - Application Note - Buck Configuration High-Power LED Driver | 00874C.pdf | ||||
| Monolithic Power Systems | MP2370 - 1.2A, 24V, 1.4MHz Step-Down White LED Driver in a TSOT23-6 | see website | 4.5 to 24V | ||
| National Semiconductor | LM3401 - Hysteretic PFET Controller for High Power LED Drive from the PowerWise® Family | LM3401.pdf | 4.5 to 35V | ||
| National Semiconductor | LM3402 - 0.5A Constant Current Buck Regulator for High Power LED Drivers from the PowerWise® Family | LM3402.pdf | 6 to 42V | 525mA | |
| National Semiconductor | LM3404 - 1.0A Constant Current Buck Regulator for High Power LED Drivers from the PowerWise® Family | LM3404.pdf | 6 to 42V | 1000mA | |
| National Semiconductor | LM3405 - 1.6MHz 1A Constant Current Buck Regulator for Powering LEDs from the PowerWise® Family | LM3405.pdf | 3 to 15V | 1000mA | |
| LM3405 - Application Note 1644 Powering and Dimming High-Brightness LEDs with the LM3405 Constant-Current Buck Regulator | AN-1644.pdf | ||||
| National Semiconductor | LM3406 - 1.5A Constant Current Buck Regulator for High Power LED Drivers from the PowerWise® Family | LM3406.pdf | 6 to 42V | 1500mA | |
| National Semiconductor | LM3407 - 350 mA, Constant Current Output Floating Buck Switching Converter for High Power LEDs from the PowerWise® Family | LM3407.pdf | 4.5 to 30V | 350mA | |
| National Semiconductor | LM3433 - Common Anode Capable High Brightness LED Driver with High Frequency Dimming from the PowerWise® Family | LM3433.pdf | 9 to 14V | 30000mA | |
| National Semiconductor | LM3445 - Triac Dimmable Offline LED Driver from the PowerWise® Family | LM3445.pdf | 70 to 277V | 1000mA | |
| NXP | UBA3070 - LED backlight driver IC | UBA3070_2.pdf | |||
| UBA3070 - all documentation - LED backlight driver IC | UBA3070_2.zip | ||||
| Power Integrations | LNK306P - LinkSwitch-TN Famliy - | lnk302_304-306.pdf | |||
| Power Integrations | LNK605DG - Design Example Report - 4.2 W Non-Isolated LED driver | der186.pdf | |||
| Power Integrations | LNK306DN - Design Idea DI-231 - Halogen Light Bulb Retrofit (3 W - 12 V, 300 mA) | di131.pdf | |||
| LNK306DN - Reference Design Report for 3 W Non-Isolated Constant Current LED Driver Using LNK306DN | rdr131.pdf | ||||
| Power Integrations | LNK306PN - Design Idea DI-172 - High Efficiency (>90%), High Voltage Constant Current LED Driver | di172.pdf | |||
| Power Integrations | LNK606 - LinkSchwitch-II Family | linkswitch-ii_family_datasheet.pdf | |||
| LNK606DG - Design Idea DI-186 - High Efficiency, Low Cost, Non-Isolated 350 mA, 12 V LED driver | di186.pdf | ||||
| PREMA Semiconductor | PR4101 - 40V Buck converter for Power LEDs | pr4101.pdf | 7 to 40V | ||
| Recom International | RCD-24 | RCD-24.pdf | 4.5 to 36V | 1200mA | |
| Recom International | RCD-24B | RCD-24B.pdf | 4.5 to 36V | 700mA | |
| Semtech | SC620 - Octal LED Driver, General Purpose Current Sink with Serial Interface | SC620.pdf | 24 | 2.7 to 5.5V | 200mA |
| STMicroelectronics | L4971 - 1.5A step down switching regulator | l4971.pdf | 8 to 55V | 1500mA | |
| L4971 - Application Note - Low voltage LED driver using L6920D, L4971 and L6902D | AN1941.pdf | ||||
| STMicroelectronics | L5970D - Up to 1A step down switching regulator | l5970d.pdf | 4.4 to 36V | 1000mA | |
| L5970D/L5973D - Application Note - High intensity LED driver using the L5970D/L5973D | AN2259(L5973LED).pdf | doc | |||
| STMicroelectronics | L5973D - 2.5 A switch step down switching regulator | l5973d.pdf | 4 to 36V | 2500mA | |
| STMicroelectronics | L6902D - Step down switching regulator with adjustable current limit | l6902.pdf | 8 to 36V | 1000mA | |
| L6902D - Application Note - Low voltage LED driver using L6920D, L4971 and L6902D | AN1941.pdf | ||||
| Supertex inc. | HV9910B - Universal High BrightnessLED Driver | HV9910B.pdf | 8 to 450V | ||
| HV9910B - Application note - Buck-based LED Drivers Using the HV9910B | AN-H48.pdf | ||||
| HV9910B - Application note - Constant, Off-time, Buck-based, LED DriversUsing the HV9910B | AN-H50.pdf | ||||
| HV9910B - Isolated LED Driver Using the HV9910B | DN-H01.pdf | ||||
| HV9910B - Product Summary Sheet - Universal High BrightnessLED Driver | HV9910B_PSS.pdf | ||||
| Supertex inc. | HV9919 - Hysteretic, Buck, High Brightness LED Driver with High-Side Current Sensing | HV9919.pdf | 4.5 to 40V | ||
| HV9919 - Product Summary Sheet - Hysteretic, Buck, High Brightness LED Driver with High-Side Current Sensing | HV9919_PSS.pdf | ||||
| Supertex inc. | HV9921 - 3-Pin Switch-ModeLED Lamp Driver IC | HV9921.pdf | 20 to 400V | 20mA | |
| HV9921 - Product Summary Sheet - 3-Pin Switch-ModeLED Lamp Driver IC | HV9921_22_23PSS.pdf | ||||
| Supertex inc. | HV9922 - 3-Pin Switch-ModeLED Lamp Driver IC | HV9922.pdf | 20 to 400V | 50mA | |
| HV9922 - Product Summary Sheet - 3-Pin Switch-ModeLED Lamp Driver IC | HV9921_22_23PSS.pdf | ||||
| Supertex inc. | HV9923 - 3-Pin Switch-ModeLED Lamp Driver IC | HV9923.pdf | 20 to 400V | 30mA | |
| HV9923 - Product Summary Sheet - 3-Pin Switch-ModeLED Lamp Driver IC | HV9921_22_23PSS.pdf | ||||
| Supertex inc. | HV9925 - Programmable-Current LED Lamp Driver ICwith PWM Dimming | HV9925.pdf | 20 to 400V | 50mA | |
| HV9925 - Product Summary Sheet - Programmable-Current LED Lamp Driver ICwith PWM Dimming | HV9925PSS.pdf | ||||
| Supertex inc. | HV9931 - Unity Power Factor LED Lamp Driver | HV9931.pdf | 8 to 450V | ||
| HV9931 - 14W Off-line LED driver | DN-H06.pdf | ||||
| HV9931 - 56W Off-line LED driver | DN-H05.pdf | ||||
| HV9931 - Application note - HV9931 Unity Power Factor LED Lamp Driver | AN-H52.pdf | ||||
| HV9931 - Charting a HV9931 Driver Design | DN-H04.pdf | ||||
| HV9931 - Product Summary Sheet | HV9931PSS.pdf | ||||
| Supertex inc. | HV9980 - 3-Channel LED Array Driver IC | HV9980.pdf | 100 to 160V | 70mA | |
| HV9980 - Product Summary Sheet - 3-Channel LED Array Driver IC | HV9980_PSS.pdf | ||||
| Zetex | ZXLD1320 - Buck mode DC-DC converter for led driving with 1.5A output and current control | ZXLD1320.pdf | 4 to 18V | 2000mA | |
| Zetex | ZXLD1350 - 350mA LED driver with internal switch | ZXLD1350.pdf | 7 to 30V | 370mA | |
| ZXLD1350 - Lighting handbook - convenient collection of design and application notes | dn81.pdf | ||||
| ZXLD1350 - ZXLD1350 LED driver calculator. | zxld1350calc.xls | ||||
| Zetex | ZXLD1352 - 7V-30V input, 350mA LED driver with internal switch | ZXLD1352.pdf | 7 to 30V | 370mA | |
| Zetex | ZXLD1356 - 6V-60V input, 550mA LED driver with internal switch | ZXLD1356.pdf | 6 to 60V | 550mA | |
| Zetex | ZXLD1360 - 7V-30V input, 1A LED driver with internal switch | zxld1360.pdf | 7 to 30V | 1000mA | |
| ZXLD1360 - ZXLD1360 LED driver calculator | zxld1360calc.xls | ||||
| Zetex | ZXLD1362 - 6V-60V input, 1A LED driver with internal switch | ZXLD1362.pdf | 6 to 60V | 1000mA | |
| Zetex | ZXLD1366 - 6V-60V input, 1A LED driver with internal switch | ZXLD1366.pdf | 6 to 60V | 1000mA |