Backlight Drivers (WLED)

Thermal Performance

High efficiency
packaging technology

Optimize Designs

Wide dimming ratio
and proprietary control method

High EMI performance

No audible noise

Show Columns Status	Vin (min) (V)	Vin (max) (V)	Vout (max) (V)	Channels	Isw Limit (A)	Ichannel (max) (A)	LEDx ABS Voltage (V)	fsw (min) (kHz)	fsw (max) (kHz)	Topology	Power MOSFET	Dimming (Output)	Other Features	Grade	Package	Typical LCD Screen Sizes	Iq (mA)	Ishutdown (µA)	Vfb (V)	Rds(on) (mΩ)
RESET TABLE Vin (min) (V) Vin (max) (V) Vout (max) (V) Channels Isw Limit (A) Ichannel (max) (A) LEDx ABS Voltage (V) fsw (min) (kHz) fsw (max) (kHz) Topology Power MOSFET Dimming (Output) Other Features Grade Package Typical LCD Screen Sizes Iq (mA) Ishutdown (µA) Vfb (V) Rds(on) (mΩ)	43 43	43 43	29 29	43 43	29 29	25 25	25 25	42 42	42 42	Buck Boost LIPS (LLC) SEPIC	Integrated External	P-Dim A-Dim Smart-Dim Mix-Dim	1-Wire Auto Switching Frequency CABC Cascade Cascade Capability High Dimming Ratio I2C I2C controlled Inductor Short Protection Inductor or Diode Short and Vout short to GND Protection LED Open/short protection LED Short/Open Linear/Exponential Dimming Multiple Outputs Output/Input Disconnect Phase Shift PWM Dimming Prog.LED Short Threshold Prog.OVP Threshold Sync Rectification I2C Interface	Catalog Industrial Automotive	MSOP-8E QFN-10 (1.4x1.8) QFN-10 (3x3) QFN-12 (2x2) QFN-14 (3x4) QFN-16 (3x3) QFN-20 (4x4) QFN-24 (4x4) QFN-8 (2x2) QFN-8 (2x3) SOIC-16 SOIC-20 SOIC-28 SOIC-8 TQFN-24 (4x4) TSOT23 TSOT23-5 TSOT23-6 TSSOP16 EP TSSOP28 TSSOP28 EP WLCSP-12 (1.3x1.7) WLCSP-9 (1.35x1.35)	Small (<10") Medium (10"-17") Medium (10"-29") Large (30"-45") Large+ (>45")	38 38	37 37	0 0	28 28

MP1488 ACTIVE 2.5V-6Vin Boost WLED Driver	2.5	6	25	1	0.8			1300	1300	Boost	Integrated	P-Dim		Catalog	TSOT23	Small (<10")	0.69	0.1	0.104	500
MP1518 ACTIVE 2.5V-6Vin, 0.35A Boost WLED Driver	2.5	6	25	1	0.35			1300	1300	Boost	Integrated	P-Dim		Catalog	QFN-8 (2x2), TSOT23-6	Small (<10")	0.69	0.1	0.104	500
MP3309A ACTIVE 2.7-5.5Vin, 1.8A Synchronous Boost WLED Driver for Over 10 LCD Panel Backlight	2.7	5.5	35	1	1.8			300	1200	Boost	Integrated	P-Dim, A-Dim	CABC, Sync Rectification	Catalog	QFN-10 (3x3)	Medium (10"-29")	0.42	1	0.2	300
MP3376A ACTIVE 8-Channel, Synchronous, Boost, WLED Driver with I2C Interface	2.7	30	37.5	8	2.5	0.05	40	350	2400	Boost	Integrated	P-Dim, A-Dim, Smart-Dim	I2C, Inductor or Diode Short and Vout short to GND Protection, LED Short/Open	Catalog	QFN-24 (4x4)	Small (<10"), Medium (10"-29")	5.4	1	0.4
MP3367 PRE-RELEASE 6 Channels, Max.150mA/Ch Boost WLED Driver With 15000:1 Dim Ratio and I2C	3.5	36	45	6	3	0.15	50	200	2200	Boost	Integrated	P-Dim, A-Dim, Mix-Dim	High Dimming Ratio, I2C, Prog.LED Short Threshold, Prog.OVP Threshold	Catalog	QFN-24 (4x4), TSSOP28 EP	Small (<10"), Medium (10"-17")		1	0.4	100
MPQ3326-AEC1 PRE-RELEASE 16 Channels, 50mA/ch, LED Driver with Separated PWM Analog Dimming and I²C Interface	4	16		16		0.05	18				Integrated	P-Dim, A-Dim	LED Open/short protection	Automotive	QFN-24 (4x4)	Small (<10"), Medium (10"-17")	4	2
MP3394S NEW 5V-28Vin, 4-Channel, 200mA/ch Boost WLED Controller	5	28		4		0.2	55	150	500	Boost	External	P-Dim	Cascade	Catalog	SOIC-16, TSSOP16 EP	Medium (10"-29"), Large (30"-45"), Large+ (>45")	4	2	0.35
MP3398A NEW 5V-28Vin, 4-Channel, 350mA/ch WLED Boost Controller with Separate PDIM and ADIM Pins	5	28		4		0.35	55	100	500	Boost	External	P-Dim, A-Dim	Cascade, Inductor Short Protection	Catalog	SOIC-16, SOIC-20, TSSOP16 EP	Medium (10"-29"), Large (30"-45"), Large+ (>45")	1.35	0.01
MP3312 NEW MP3312 - 2.7-5.5Vin, 38Vout Dual Channel Boost WLED Driver, P2P with TPS61163	2.5	5.5	38	2	1.8	0.03	40	1200	1200	Boost	Integrated	A-Dim	1-Wire	Catalog	WLCSP-9 (1.35x1.35)	Small (<10")	1	1	0.24	200
MP3387L NEW 6 Strings 50Vout Boost WLED Driver with Smart Dimming for Tablet & Notebook PC	3	25	50	6	2.5	0.045	50	500	1250	Boost	Integrated	Smart-Dim		Catalog	TQFN-24 (4x4)	Medium (10"-29")	1.6	2	0.6	180
MP3373 NEW 8-Channel 350mA/ch Boost WLED Controller with Phase Shift and Ext. Current Sink BJTs	9	40		8		0.35	55	100	1000	Boost	External	P-Dim, A-Dim	Cascade, Inductor Short Protection, Phase Shift PWM Dimming	Catalog	SOIC-28, TSSOP28	Large (30"-45"), Large+ (>45")	5	1	0.2
MP3378 NEW 4-Channel WLED Controller And High Efficiency Buck Converter	5	24		4		0.35	55	250	2000	Buck, Boost	External	P-Dim, A-Dim	Multiple Outputs	Catalog	SOIC-28, TSSOP28 EP	Medium (10"-29"), Large (30"-45")
MP4655 NEW Pure, Single-Stage, LLC, LED Current and System Voltage Controller for Large LCD TV	9	35		1				20	350	LIPS (LLC)	External	P-Dim, A-Dim	Output/Input Disconnect	Catalog	SOIC-28	Large+ (>45")	1.6	106	0.2
MPQ3387L NEW Step-up, 6 strings, Max. 45mA/string, Combined Analog and PWM dimming, White LED Driver	3	25	50	6	2.5	0.045	50	500	1250	Boost	Integrated	Smart-Dim		Industrial	TQFN-24 (4x4)	Medium (10"-29")	1.6	2	0.6	180
MP3387A NEW 6-String, Max 80mA/String, Step-Up, White LED Driver with Combined Analog and PWM Dimming	3	26		6	2.5	0.08	50	500	1250	Boost	Integrated	Smart-Dim		Industrial	TQFN-24 (4x4)	Medium (10"-29")	1.6
MP3398D NEW 4-String, Max 350mA/String, Step-Up, White LED Controller with Analog and PWM Dimming	5	28		4		0.35	55	100	500	Boost	External	P-Dim, A-Dim	Cascade Capability, Inductor Short Protection	Catalog	SOIC-16, SOIC-20	Medium (10"-29"), Large (30"-45"), Large+ (>45")	1.35	0.01
MP3398E NEW 4.5V-33Vin, 4-String, Max 400mA/String, 80V Return, Step-Up, WLED Controller	4.5	33		4		0.4	80	100	900	Boost	External	P-Dim, A-Dim	Cascade Capability, Inductor Short Protection	Catalog	TSSOP16 EP	Medium (10"-29"), Large (30"-45"), Large+ (>45")	3.85
MPQ3367-AEC1 NEW 6 Channels, Max.150mA/Ch Boost WLED Driver With 15000:1 Dim Ratio and I2C	3.5	36	45	6	3	0.15	50	200	2200	Boost, SEPIC	Integrated	P-Dim, A-Dim, Mix-Dim	High Dimming Ratio, I2C, Prog.LED Short Threshold, Prog.OVP Threshold	Catalog	QFN-24 (4x4), TSSOP28 EP	Small (<10"), Medium (10"-17")	5	1	0.4	100
MP3370 NEW Single String, 38V Vout Boost LED Driver with Current Source	3.5	36	38	1	3	0.9	50	350	450	Boost	Integrated	P-Dim, A-Dim		Catalog		Small (<10"), Medium (10"-29")	3	0.5		100
MP23701 ACTIVE 24V, 2A, 1.5MHz, Synchronous, Step-Down LED Driver	4.2	24		1		2	26	1240	1600	Buck	Integrated	A-Dim		Catalog		Small (<10"), Medium (10"-29")	0.9	10	0.1	100HS+80LS
MPQ3369-AEC1 NEW 6-Channel, Max 100mA/Ch Boost WLED Driver with 15000:1 Dim Ratio and I²C	3.5	36	45	6	3	0.1	50	200	2200	Boost, SEPIC	Integrated	P-Dim, A-Dim, Mix-Dim	High Dimming Ratio, Prog.LED Short Threshold, Prog.OVP Threshold, I2C Interface	Catalog	QFN-24 (4x4), TSSOP28 EP	Small (<10"), Medium (10"-17")	5	1	0.4	100
MP3202 ACTIVE 2.5V-6Vin, 1.3A Boost WLED Driver	2.5	6	25	1	1.33			1300	1300	Boost	Integrated	P-Dim		Catalog	QFN-8 (2x2), TSOT23-6	Small (<10")	0.69	0.1	0.104	500
MP3301 ACTIVE 2.5V-6Vin, 36Vout, 700mA Boost WLED Driver	2.5	6	36	1	1			1300	1300	Boost	Integrated	P-Dim, A-Dim		Catalog	TSOT23-5	Small (<10")	0.69	4	0.2	500
MP3302 ACTIVE 2.5V-6Vin, 36Vout, 1.3A Boost WLED Driver	2.5	6	36	1	1.33			1300	1300	Boost	Integrated	P-Dim, A-Dim		Catalog	QFN-8 (2x3), TSOT23	Small (<10")	0.69	4	0.2	500
MP3306 ACTIVE 3V-12Vin Synchronous Boost WLED With Integrated Disconnect FET	3	12	30	1	1.8			690	690	Boost	Integrated	P-Dim, A-Dim	Output/Input Disconnect, Sync Rectification	Catalog	QFN-12 (2x2)	Small (<10")	0.38	0.1	0.202	600
MP3308 ACTIVE 3V-6Vin, 36Vout Boost WLED Driver with Dual PWM-in for CABC	3	6	36	1	1.3			2200	2200	Boost	Integrated	P-Dim	CABC	Catalog	QFN-14 (3x4)	Small (<10")	0.86	25	0.2	400
MP3310 ACTIVE 4.5V-25Vin, 50Vout, 1.3A Boost WLED driver	4.5	25	50	1	1.3			300	1200	Boost	Integrated	P-Dim		Catalog	QFN-10 (3x3)	Small (<10"), Medium (10"-29")	1	1	0.5	300
MP3384L ACTIVE 3V-25Vin, 50Vout, 4-Channel WLED Boost Converter	3	25	50	4	1.2	0.03	50	625	1250	Boost	Integrated	P-Dim		Catalog	QFN-16 (3x3)	Small (<10"), Medium (10"-29")	1.8	2	0.6	500
MP3388S ACTIVE 4.5V-25Vin, 50Vout, 8-Channel Boost WLED Driver	4.5	25	50	8	2	0.03	50	625	1250	Boost	Integrated	P-Dim	Output/Input Disconnect	Catalog	QFN-24 (4x4)	Medium (10"-29")	1.8	2	0.6	180
MP3391 ACTIVE 9V-35Vin, 8-Channel, 120mA/ch Boost WLED Controller	9	35		8		0.12	55	150	500	Boost	External	P-Dim	Output/Input Disconnect	Catalog	SOIC-28, TSSOP28 EP	Medium (10"-29"), Large (30"-45"), Large+ (>45")	3.5	2	0.45
MP4653 ACTIVE Real LIPS CC/CV LLC LED Driver Controller with Audible Noise Elimination	5	30		1				20	250	LIPS (LLC)	External	P-Dim, A-Dim	Output/Input Disconnect	Catalog	SOIC-20	Large (30"-45"), Large+ (>45")	1.6		0.2
MP4700 ACTIVE Low-side BCM Mode WLED Buck Controller	8	18		1				80	500	Buck	External	P-Dim		Catalog	SOIC-8	Medium (10"-29"), Large (30"-45"), Large+ (>45")	0.6		0.3
MP2480 ACTIVE 3A LED driver, Wide 5V to 36V Operating Input Range, Hysteretic Control, Short LED protection	4.5	36	30	1	4.3			200	2000		Integrated	P-Dim		Catalog			0.16	2	0.2	150
MP2481 ACTIVE Buck-Boost WLED Halogen Replacement, up to 5W, Open LED protection, Short LED protection	4.5	36	36	1	2			1400	1400		Integrated	P-Dim, A-Dim		Catalog	MSOP-8E		0.6		0.2	300
MP3309 ACTIVE 2.7V-5.5Vin, 1.5A, Synchronous Boost WLED Driver for Tablet and Smart Phone	2.7	5.5	35	1	1.5			300	1200	Boost	Integrated	P-Dim, A-Dim	CABC, Sync Rectification	Catalog	QFN-10 (1.4x1.8)	Small (<10")	0.42	1	0.2	300
MP3309C ACTIVE 2.7V-5.5Vin, 1.5A, Synchronous Boost WLED Driver with I2C Interface for Tablet and Smart Phone	2.7	5.5	35	1	1.5			300	1200	Boost	Integrated	P-Dim, A-Dim	CABC, I2C, Sync Rectification	Catalog	QFN-10 (1.4x1.8)	Small (<10")	0.42	1	0.2	300
MP3309L ACTIVE 2.7V-5.5Vin, 1.5A, Synchronous Boost WLED Driver with 24V OVP	2.7	5.5	24	1	1.6			300	1200	Boost	Integrated	P-Dim, A-Dim	CABC, Sync Rectification	Catalog	QFN-10 (1.4x1.8)	Small (<10")	0.42	1	0.2	300
MP3310N ACTIVE 4.5V-25Vin, 50Vout, 1.3A Boost WLED driver with OVP Hiccup Protection	4.5	25	50	1	1.3			300	1200	Boost	Integrated	P-Dim		Catalog	QFN-10 (3x3)	Small (<10"), Medium (10"-29")	1	1	0.5	300
MPQ3386 ACTIVE Industrial Grade, 50V, 6 String White LED Driver	4.5	25	50	6	2	0.03	50	625	1250	Boost	Integrated	P-Dim	Output/Input Disconnect	Industrial	QFN-24 (4x4)	Medium (10"-29")	1.8	2	0.6	180
MP3385A ACTIVE 4-ch, 80V Boost WLED Controller with I2C	4.5	33		4		0.3	80	100	900	Boost	External	P-Dim, A-Dim	Cascade, I2C, Inductor Short Protection	Catalog	QFN-20 (4x4)	Medium (10"-29"), Large (30"-45")	3	1	0.6
MP3376 ACTIVE 8-Channel, Synchronous, Boost, WLED Driver with I2C Interface	2.7	30	36	8	2.5	0.05	40	350	2400	Boost	Integrated	P-Dim, A-Dim, Smart-Dim	I2C, Inductor or Diode Short and Vout short to GND Protection, LED Short/Open	Catalog	QFN-24 (4x4)	Small (<10"), Medium (10"-29")	5.4	1	0.4
MP3313 ACTIVE 3-Channel, Max 38V Output, Linear/Exponential, Analog Dimming, Step-Up WLED Driver with I2C	2.7	5.5	38	3	1.5	0.025	40	500	1000	Boost	Integrated	A-Dim	Auto Switching Frequency, I2C controlled, LED Open/short protection, Linear/Exponential Dimming	Catalog	WLCSP-12 (1.3x1.7)	Small (<10")	2.4	1		300
MP3318 ACTIVE 3-Channel, 38VOUT, Linear/Exponential Dimming Step-Up WLED Driver with I2C	2.7	5.5	38	3	1.5	0.025	40	500	1000	Boost	Integrated	A-Dim	Auto Switching Frequency, I2C controlled, LED Short/Open, Linear/Exponential Dimming	Catalog	WLCSP-12 (1.3x1.7)	Small (<10")		1		250

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Backlight Drivers (WLED)

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