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| AAT1500 Datasheet, PDF (4/11 Pages) List of Unclassifed Manufacturers – CONSTANT CURRENT BOOST CONVERTER FOR 1 TO 4 WHITE LEDS | |||
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Advanced Analog Technology, Inc.
AAT1500
Note 1. Stresses beyond those listed under âAbsolute Maximum Ratingsâ may cause permanent damage to
the device. Exposure to absolute maximum rating conditions for extended period of time may
affect device reliability.
Note 2. To measure the feedback voltage, the device VIE would connect to the application circuit. The
inductance is 10 µH and the output voltage equals 12V.
Block Diagram
SOT-26 and VQFN-8
Bandgap 0.25V
Soft-Start VBG
IE
0.25V
VBG
OVP
UVLO
OVP
VDD
Control
Logic
Driver
EN
SW
GND/
GND1
Oscillator
Current Sense
Ø âá¨á£Öºàªà¥Ý¾Ùà«»Ú¶Öâ ×¹
â Advanced Analog Technology, Inc. â
Page 4 of 11
V 0.2
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