A LED Drivers CONTENTS LED Drivers ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・ P. A80 Boost Converter LED Drivers・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・P. A80 Buck Converter LED Drivers ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・P. A80 Buck-Boost LED Drivers ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・P. A80 LED Drivers for Lighting ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・P. A81 Inductorless (Charge Pump) LED Drivers ・・・・・・・・・・・・・・・P. A81 Constant Current / Serial-in Parallel-out LED Drivers ・・・・・・・P. A81 LED Driver Support Function ・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・P. A81 www.rohm.com LED Drivers ICs ICs ▶ LED Drivers ▶▶Boost Converter LED Drivers ▶▶Buck Converter LED Drivers ▶▶Buck-Boost LED Drivers LED Drivers LED Drivers Boost Converter LED Drivers White LED Drivers with External FET Part No. BD6583MUV-A 2.7 to 22.0 BD9285F 9.0 to 18.0 No. of LEDs 72 Max. (12 LEDs×6 rows) Vf restrictions exist 80 Max. (80 LEDs×1 row) Output Voltage (V) Output Current (mA) Switching Frequency (MHz) 43.0 Max. 25 (Per row) 1.0 250 Max. 400 Max. 0.05 to 0.8 Control interface Primary Brightness Control Method PWM signal from the PWMPOW/PWMDRV terminal Resistance switching at the ISET terminal PWM signal Analog signal Package (mm) Pin logic setting VQFN024V4040 Pin logic setting SOP18 0.1 to 0.8 PWM signal Analog signal Pin logic setting SSOP-B40 9.0 to 35.0 96 Max. (12 LEDs×8 rows) BD9488F 9.0 to 18.0 120 Max. (120 LEDs×1 row) 400 Max. 400 Max. 0.05 to 0.8 PWM signal Analog signal Pin logic setting SOP18 BD9397EFV 9.0 to 35.0 84 Max. (14 LEDs×6 rows) 50.0 Max. 400 Max. 0.1 to 1.25 PWM signal Analog signal Pin logic setting HTSSOP-B40 9.0 to 18.0 120 Max. (120 LEDs×1 row) 400 Max. 0.05 to 0.8 PWM signal Analog signal Pin logic setting SOP16 30 0.6 PWM signal from the PWM terminal Resistance switching at the ISET terminal Pin logic setting VSON008X2030 BD9479FV BD9486F A Supply Voltage (V) 43.0 Max. 500 Max. 400 Max. White LED Drivers with Integrated FET LED Drivers 2.7 to 5.5 3 to 10 (10 LEDs×1 row) 2.7 to 5.5 3 to 6 (6 LEDs×1 row) 26.0 Max. 30 0.6 BD65B60GWL 2.7 to 5.5 16 Max. (8 LEDs×2 rows) 28.5 Max. 25 (Per row) 1.1/0.6 BD6586MUV 2.7 to 5.5 24 Max. (6 LEDs×4 rows) 24.0 Max. 25 (Per row) 1.0 BD65D00MUV 6.0 to 27.0 40 Max. (10 LEDs×4 rows) Internal FET 40.0Max. External FET 80.0Max. 100 0.6 to 1.5 BD6142AMUV 4.2 to 27.0 80 Max. (10 LEDs×8 rows) 41.0 Max. 30 (Per row) 0.6 to 1.5 BD60A00NUX BD60A60NUX 40.0 Max. PWM signal from the PWM terminal Resistance switching at the ISET terminal I2C BUS PWM signal from the PWM terminal Resistance switching at the ISET terminal PWM signal from the PWM terminal Resistance switching at the ISET terminal PWM signal from the PWM terminal Resistance switching at the ISET terminal Analog voltage control PWM signal from the PWM terminal Resistance switching at the ISET terminal Analog voltage control Pin logic setting VSON008X2030 I2C BUS + PWM UCSP50L1 (1.4×1.8)H=0.55Max. Pin logic setting VQFN024V4040 Pin logic setting VQFN028V5050 Pin logic setting VQFN024V4040 Synchronous White LED Drivers with Integrated FET BD6071HFN BD6072HFN BD6079GWL 3.1 to 5.5 2/3 (3 LEDs×1 row) 14.0 Max. 35 (10V output) 1.0 PWM signal from EN terminal − HSON8 3.1 to 5.5 3/4 (4 LEDs×1 row) 18.0 Max. 35 (14V output) 1.0 PWM signal from EN terminal − HSON8 2.5 to 5.5 10 Max. (2 LEDs×5 rows) 8.1 Max. 30 2.0 PWM signal from EN terminal − UCSP50L1 (1.4×1.8)H=0.55Max. LED Camera Flash Drivers Part No. BD6164GUT Package (mm) Supply Voltage (V) Number of LED Output voltage (V) Output current Switching frequency Interface 2.7 to 4.5 1 (High power LED) Max. 4.7 52,72mA(Torch mode） 260,280,300,320mA(Flash mode） 4MHz I2C BUS VCSP60N1 2MHz I2C BUS UCSP50L2 2MHz UPIC＊ BD7710GWL 2.7 to 5.5 3CH・1 to 2 serial （large current LED) Max. 5.5 CH1=0 to 400mA CH2=0 to 800mA CH3=0 to 400mA CH1,2,3 short=0 to 1.6A BD7757MWX 2.7 to 5.0 1CH・1 to 2 serial （large current LED) Max. 5.1 0 to 1.5A (1.5×1.0)H=0.675Max. VSON014X3020 LED Camera Flash Drivers : ＊ UPIC：Uni-Port Interface Control Buck Converter LED Drivers Buck Converter LED Lighting Driver for DC/DC Converter type Part No. BD9207FPS Supply Voltage(V) Maximum output current(A) Ron(Ω) Operating frequency(kHz) 8.0 to 35.0 1.5 1.0(Typ.) 900 Thermal shut down protection Over current protection Package TO252S-5 Buck Converter LED Lighting Driver for Non Electrolytic Capacitor Part No. BD555A1AFV Supply Voltage(V) Input AC Voltage(Vac) Dimming Method LED Average Current(mA) Switching Frequency(kHz) 10 to 38 80 to 275 − 100 to 800 20 to 300 Package SSOP-B14 Buck-Boost LED Drivers White LED Drivers (For Automotive) Part No. Power supply (V) Boost FET Number of channel(ch) Output voltage(V) Output current(mA) Switching frequency(MHz) Brightness control Operating temperature(° C) Package BD81A04AMUV-M 4.5 to 35.0 Integrated 4 35Max. 120Max./ch 0.2 to 2.2 PWM −40 to ＋125 VQFN28SV5050 BD81A34EFV-M 4.5 to 35.0 External 4 35Max. 120Max./ch 0.2 to 2.2 PWM −40 to ＋125 HTSSOP-B28 BD81A34MUV-M 4.5 to 35.0 External 4 35Max. 120Max./ch 0.2 to 2.2 PWM −40 to ＋125 VQFN28SV5050 Dimmer Mode DC/DC Operation Temperature(° C) PWM/DC Buck-Boost, Boost, Buck −40 to ＋125 White LED Drivers for Head Light (For Automotive) Part No. BD8381AEFV-M A80 Power supply (V) 5.0 to 30.0 Application Head Lamp/DRL Number of Maximum Input channel(ch) Voltage(V) 1 50 Drive Current Depend on Extra parts www.rohm.com Package HTSSOP-B28 ▶ LED Drivers ▶▶LED Drivers for Lighting ▶▶Inductorless (Charge Pump) LED Drivers ▶▶Constant Current / Serial-in Parallel-out LED Drivers ▶▶LED Driver Support Function ICs LED Drivers LED Drivers for Lighting Buck Converter LED Lighting Driver Part No. BD9207FPS Supply Voltage(V) Maximum output current(A) Ron(Ω) Operating frequency(kHz) 8.0 to 35.0 1.5 1.0(Typ.) 900 Thermal shut down protection Over current protection Package TO252S-5 AC/DC Controller IC for Mains Dimmable LED Lighting Part No. Supply Voltage(V) Input AC Voltage(Vac) Dimming Method LED Average Current(mA) Switching Frequency(kHz) BD555A1AFV 10 to 38 BD555BKFV 15 to 39 Package 80 to 275 − 100 to 800 20 to 300 SSOP-B14 80 to 275 TRIAC PWM, LINEAR 100 to 800 40 to 400 SSOP-B14 Inductorless (Charge Pump) LED Drivers White LED Drivers Part No. BD1604MUV Charge Pump Step-up Circuit Power Supply No. of LEDs Voltage (V) Output Voltage (V) Output Current (mA) Pump Frequency 2.7 to 5.5 1 to 4 4.5 Max. Primary Brightness Control Method 1.0MHz PWM control via EN terminal Resistance switching at ISET terminal Built-in 64-step current DAC (0.5 to 32mA) SHD control via PWM terminal BD2606MVV 2.7 to 5.5 1 to 6 4.7 Max. 120 250kHz/ 1.0kHz BU90030G 2.0 to 4.0 1 to 2 (parallel connection) 4.2 Max. 80 1.5MHz Package (mm) Pin logic setting VQFN016V3030 I C BUS SQFN016V4040 2 Pin logic setting SSOP6 Constant Current / Serial-in Parallel-out LED Drivers Parallel-out LED Drivers Part No. BD1754HFN BD9206EFV ☆BD9271KUT Constant Current Driver Power Supply No. of LEDs Voltage (V) Max. Current Setting Method Max. Current 1 to 4 2.7 to 5.5 (parallel connection) Resistance change at ISET terminal 8.0 to 30.0 36 Max. VSET Pin voltage setting 32mA (at VSET=3V) 192 Max. Resistance change at S terminal 100mA (Sx=1.0V) 9.0 to 35.0 Channel-to-Channel Matching 32mA 3% Max. (at an ISET resistance of 120kΩ) (at 1V LED pin voltage) Control interface Brightness Control Built-in 64-step current DAC UPIC＊ 5% Max. (at 1V LED pin voltage) ー Pin logic setting 3% Max. (at 0.3V S pin voltage) Built-in 4096-step 3-Wire Serial Package HSON8 HTSSOP-B20 TQFP64UM Parallel-out LED Drivers (For Aoutomotive) Part No. BD8378FV-M Supply Voltage Output Voltage No. of Output Output Method (V) (V) (ch) 3.0 to 5.5 35 8 Max. LED Current Open Drain Each Output Format 50mA/ch ON/OFF Other Control Method Max. Clock Frequency − Shift Resister Latch 1.25MHz SSOP-B16 − Shift Resister Latch Package BD8379FV-M 3.0 to 5.5 35 12 Open Drain 50mA/ch 1.25MHz SSOP-B20 BD18377EFV-M 3.0 to 5.5 10 12 Constant Current 50mA/ch Built-in 64-step PWM control current DAC for all channel SPI 1.25MHz HTSSOP-B20 ☆BD2808MUV-M 3.0 to 5.5 20 RGB × 8 (24ch) Constant Current 50mA/ch Built-in 64-step Built-in 256-step PWM current DAC for RGB control for all channel 2-Wire Serial 1.0MHz ON/OFF VQFN48MCV070 Dot Matrix LED Drivers Part No. BU26507GUL BU16501KS2 Supply Voltage(V) LED Matrix Max. LED Current 2.7 to 5.5 5×6 30dots 42.5mA/Line 2.7 to 5.5 8 × 16 128dots 42.5mA/Line Built-in pattern Matrix Data RAM Scroll Slope 2pages − − 1page Mobile Light PWM Dimming Current Setting Interface Max. Clock Frequency − 64 step 16 step I2C BUS/SPI （2 address/ −） 400kHz/13MHz VCSP50L2 64 step I2C BUS/SPI 16 step （2 address/ −） 400kHz/13MHz SQFP-T52 − Package (mm) (2.5×2.5)H=0.55Max. LED Source Drivers (For Automotive) Part No. BD8372EFJ-M Power supply (V) 5.5 to 40.0 Application DRL/Turn/Rear Number of channel(ch) Dimmer Mode Accuracy of Current Operating temperature (° C) 200 High Current/ Low Current ±3％ (Ta=25℃ ) −40 to ＋125 HTSOP-J8 ±3％ (Ta=25℃ ) −40 to ＋125 HRP7 Maximum Input Maximum Current Voltage(V) (mA) 1 50 Package BD8372HFP-M 5.5 to 40.0 DRL/Turn/Rear 1 50 200 High Current/ Low Current BD8374EFJ-M 4.5 to 42.0 DRL/Turn/Rear 1 50 500 PWM ±3％ (Ta=25℃ ) −40 to ＋125 HTSOP-J8 BD8374HFP-M 4.5 to 42.0 DRL/Turn/Rear 1 50 500 PWM ±3％ (Ta=25℃ ) −40 to ＋125 HRP7 Parallel-out LED Drivers : ＊ UPIC：Uni-Port Interface Control ☆：Under development LED Driver Support Function PWM Signal Generator with Ambient Light Control for LED Driver IC Part No. BD9478F Supply Voltage(V) 4.5 to 5.5 ALC＊ (Sensor) Other Control Interface − PWM signal Synchronous signal output PWM input Package SOP8 ＊ ALC：Auto Luminous Control www.rohm.com A81 A LED Drivers 120 Control Interface ICs LED Drivers MEMO A LED Drivers A82 www.rohm.com