LT3476EUHF#PBF Linear Technology, LT3476EUHF#PBF Datasheet
LT3476EUHF#PBF
Specifications of LT3476EUHF#PBF
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LT3476EUHF#PBF Summary of contents
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... LED source. Dimming ratios up to 1000:1 can be achieved. , LT, LTC and LTM are registered trademarks of Linear Technology Corporation. True Color PWM is a trademark of Linear Technology Corporation. All other trademarks are the property of their respective owners. × 8 LED Driver ...
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... Storage Temperature Range ................... –65°C to 125°C Lead Temperature ................................................. 300° ORDER I FOR ATIO LEAD FREE FINISH TAPE AND REEL LT3476EUHF#PBF LT3476EUHF#TRPBF LEAD BASED FINISH TAPE AND REEL LT3476EUHF LT3476EUHF#TR Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. ...
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ELECTRICAL CHARACTERISTICS temperature range, (Note 3) otherwise specifi cations are at T PWM1-4 = 3.3V REF , CAP1-4 = 5V, unless otherwise noted. ADJ1-4 PARAMETER Quiescent Current Idle Quiescent Current Active (Not Switching) Switching Frequency Nominal R Pin ...
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LT3476 W U TYPICAL PERFOR A CE CHARACTERISTICS V(CAP-LED) Threshold vs V ADJ 150 T = 25°C A 120 0.3 0.6 0.9 1.2 V (V) ADJ 3476 G01 V(CAP-LED) Threshold vs Temperature ...
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CTIO S VC1, VC4, VC3, VC2, (Pins 1, 12, 13, 38): Error Amplifi er Compensation Pin. When PWM is low, V compensation capacitor to save state for next cycle. LED1, LED2, LED3, LED4, (Pins 2, ...
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LT3476 W BLOCK DIAGRA R (EXT) SNS 0.1Ω 33V CAP SET 2kΩ V ADJ 1.25V 14, 15 – PWM 16, 17, 34, 35 IDLE MODE ...
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APPLICATIONS INFORMATION Layout Hints The high speed operation of the LT3476 demands careful attention to board layout. Several items are worthy of note. The exposed pad of the package is the only GND terminal of the IC and is also ...
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LT3476 U U APPLICATIO S I FOR ATIO will give better dimming control since for turning on the switch, the state of the PWM pin is sampled only during a narrow time slot at the beginning of each switch period. ...
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U U APPLICATIO S I FOR ATIO Ceramic type capacitors using X7R dielectric are best for temperature and DC bias stability of the capacitor value. All ceramic capacitors exhibit loss of capacitance value with increasing DC voltage bias ...
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LT3476 U U APPLICATIO S I FOR ATIO Programming the LED Current The LED Current is programmed using an external sense resistor in series with the load. This method allows fl ex- ibility in driving the load (i.e., sensing one ...
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... SIDES) RECOMMENDED SOLDER PAD LAYOUT Information furnished by Linear Technology Corporation is believed to be accurate and reliable. However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa- tion that the interconnection of its circuits as described herein will not infringe on existing patent rights. 350mA 350mA 10μ ...
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... True Color PWM, I < 1μA, OUT(MAX 13.5V, Dimming = 3000:1 True Color PWM, OUT(MAX) = 40V, Dimming = Analog/PWM, I OUT(MAX 40V, Dimming = Analog/PWM, I OUT(MAX 0707 REV A • PRINTED IN USA © LINEAR TECHNOLOGY CORPORATION 2006 < 1μA, SD < 1μA, QFN < 1μA, DFN 3476fa ...