lt3471edd-trpbf Linear Technology Corporation, lt3471edd-trpbf Datasheet
lt3471edd-trpbf
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lt3471edd-trpbf Summary of contents
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... SEPIC design. The device can be config- ured as two boosts, a boost and inverter or two inverters. The LT3471 is available in a low profile (0.75mm) 10-lead 3mm × 3mm DFN package. , LTC and LT are registered trademarks of Linear Technology Corporation. All other trademarks are the property of their respective owners. V OUT1 ...
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... Note 3: Current flows out of the pin. Note 4: See Typical Performance Characteristics for guaranteed current limit vs duty cycle. Note 5: V CESAT U W ORDER PART TOP VIEW NUMBER 10 SW1 9 SHDN/SS1 LT3471EDD SHDN/SS2 6 SW2 DD PART MARKING DD PACKAGE LBHM = 43°C/ W, θ = 3° ...
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W U TYPICAL PERFOR A CE CHARACTERISTICS Quiescent Current vs Temperature 2.6 2.4 2.2 2.0 1.8 1.6 –50 – 100 125 TEMPERATURE (°C) 3471 G01 SHDN/SS Current vs SHDN/SS Voltage V = 3.3V IN SHDN/SS CURRENT ...
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LT3471 CTIO S FB1N (Pin 1): Negative Feedback Pin for Switcher 1. Connect resistive divider tap here. Minimize trace area at FB1N. Set R1/R2), or connect to ground OUT FB1P ...
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U OPERATIO The LT3471 uses a constant frequency, current mode control scheme to provide excellent line and load regula- tion. Refer to the Block Diagram. At the start of each oscillator cycle, the SR latch is set, which turns on ...
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LT3471 U U APPLICATIONS INFORMATION V and R1 is between V and V REF FBP tions section for examples). In this case: ⎛ ⎞ ⎜ ⎟ OUT REF ⎝ ⎠ Select values of ...
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U U APPLICATIONS INFORMATION R SS1 CONTROL 1 4.7k 1. SS1 0.33µ 2.6V TO 4.2V Li-Ion 10µF R SS2 CONTROL 2 4.7k 1. SS2 0.33µF Supply Current of Figure 2 During Start-Up without Soft-Start ...
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LT3471 U U APPLICATIONS INFORMATION 1 ƒ π • • choosing the appropriate values for the resistor and capacitor, the zero frequency can be designed to improve the phase margin of the ...
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U U APPLICATIONS INFORMATION Semiconductor MBRM120. This is a 20V diode. Where the switch voltage exceeds 20V, use the MBRM140, a 40V diode. These diodes are rated to handle an average for- ward current of 1.0A. In applications where the ...
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LT3471 U U APPLICATIONS INFORMATION – 1.00V + REFERENCE – COMPENSATION CAPACITOR OUTPUT CAPACITOR OUT C : PHASE LEAD CAPACITOR ...
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U TYPICAL APPLICATIO SS1 CONTROL 1 4.7k 9 1.8V SHDN/SS1 0V C SS1 0.33µ 2. Li-Ion 10µF CONTROL 2 R 4.7k SS2 7 1.8V SHDN/SS2 0V C SS2 ...
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LT3471 U TYPICAL APPLICATIO S R SS1 CONTROL 1 4.7k 1. SS1 0.33µ 2.6V TO 4.2V C1 4.7µF R SS2 CONTROL 2 4.7k 1. SS2 0.33µF 12 Single Li-Ion Cell to 5V, 12V Boost ...
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U TYPICAL APPLICATIO S R SS1 CONTROL 1 4.7k 1. SS1 0.33µ 2.6V TO 4.2V C1 4.7µF R CONTROL 2 SS2 4.7k 1. SS2 0.33µF Li-Ion 20 White LED Driver L1 D1 2.2µH V ...
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LT3471 U TYPICAL APPLICATIO SS1 CONTROL 1 4. SS1 0.33µ 2.6V TO 6.5V C1 4.7µF R SS2 CONTROL 2 4. SS2 0.33µF C1, C3, C5: X5R ...
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... TOP MARK (SEE NOTE 6) 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 represen- tation that the interconnection of its circuits as described herein will not infringe on existing patent rights Package 10-Lead Plastic DFN (3mm × ...
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... I = 2.3V to 15V 40µA, I OUT(MAX 2.3V to 10V 34V 25µA, I OUT(MAX LT/LT 0605 REV A • PRINTED IN USA © LINEAR TECHNOLOGY CORPORATION 2004 < 1µA, < 1µA, < 1µA, SD < 35µA, < 1µA, < 1µA, < 1µA, SD < 1µA, < 1µA, 3471fa ...