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LP55231 Folha de dados(PDF) 9 Page - Texas Instruments

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Nome de Peças LP55231
Descrição Electrónicos  LP55231 Programmable 9-Output LED Driver
PDF  53 Pages
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Fabricante Electrônico  TI [Texas Instruments]
Página de início  http://www.ti.com
Logo TI - Texas Instruments

LP55231 Folha de dados(HTML) 9 Page - Texas Instruments

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LP55231
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SNOSCR5 – MARCH 2013
TYPICAL PERFORMANCE CHARACTERISTICS
Unless otherwise specified: VDD = 3.6V, CIN = COUT = 1.0 µF, C1 = C2 = 0.47 µF, TA = 25°C.
(1)
Output Voltage of the Charge Pump (1.5x) as a Function of
Charge Pump 1.5x Efficiency vs Load Current
Load Current at Four Input Voltage Levels
Figure 3.
Figure 4.
Effect of Adaptive Hysteresis on the Widht of the
Gain Change Hysteresis Loop at Factory Settings;
Hysteresis Loop; Load = 6 x Nichia NSCW100 WLEDs on D1
6 x 1,0 mA Load (6 Nichia NSCW100 WLEDs on D1 to D6)
to D6 @ 100% PWM
Figure 5.
Figure 6.
(1)
CIN, COUT, C1, C2: Low-ESR Surface-Mount Ceramic Capacitors (MLCCs) used in setting electrical characteristics.
Copyright © 2013, Texas Instruments Incorporated
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