MP1488
800mA Fixed Frequency
White LED Driver
MPS CONFIDENTIAL AND PROPRIETARY INFORMATION – INTERNAL USE ONLY
消息一则
The Future of Analog IC Technology
DESCRIPTION
The MP1488 is a step-up converter designed for driving up to 27 WLEDs (9 strings of 3 WLEDs玛卡怎样
FEATURES
• 2.5V to 6V Input Voltage Range
PACKAGE REFERENCE
绞股蓝的好处ABSOLUTE MAXIMUM RATINGS (1)
草地的拼音
ELECTRICAL CHARACTERISTICS (continued) V = V = 5V, T = +25°C, unless otherwi noted.
OPERATION
The MP1488 us a constant frequency, peak current mode boost regulator architecture to regulate the strings of white LEDs. Refer to the block diagram in Figure 1 for details.
高小姐计划
The voltage at the output of the error amplifier is an amplified version of the difference between the 104mV reference voltage and the feedback voltage. In this way the peak current
国防七校
年货大集APPLICATION INFORMATION
老年性震颤Figure 3—Steady State Operation
Figure 4 shows the startup behavior of the
MP1488. The ramped voltage added to the
