W-6137 datasheet(11/16 Pages) COPAL

номер детали	W-6137

подробное описание детали	CMOS Boost Converter

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производитель	COPAL [Copal Electronics]

домашняя страница	http://www.nidec-copal-electronics.com/e

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11 / 16 page

W-6137

11

Typical Applications

Figure 25. W-6137 Driving Two LEDs

VIN

W-6137

LD

1 F

2.2 V to

5.0 V

C1

1 F

C2

R1

15

FB

SW

GND

ON

33 H

OFF

20 mA

VIN

VOUT

SHDN

VFB = 300 mV

L: Sumida CDRH3D16 330

D: Central CMDSH2-3 (rated 30 V)

C2: Taiyo Yuden GMK212BJ105KG-T (rated 35 V)

For best performance, a 33 H inductor and a 1 F output

capacitor are recommended for 2 LED applications.

In

configuration, the W-6137 can be powered

from two AA alkaline cells or from a Li ion battery.

Figure 26. Efficiency vs. LED Current, Two LEDs

LED CURRENT (mA)

40

30

20

10

0

70

75

80

90

100

85

95

VIN = 3.6 V

VIN = 3.0 V

Аналогичный номер детали - W-6137

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Copal Electronics	W-6139	304Kb / 13P	22 V High Current Boost
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	W-6139TD-GT	304Kb / 13P	22 V High Current Boost

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Аналогичное описание - W-6137

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W-6137 датащи(PDF) 11 Page - Copal Electronics

W-6137 датащи(HTML) 11 Page - Copal Electronics

Аналогичный номер детали - W-6137

Аналогичное описание - W-6137

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