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参数资料
| 型号： | LX1911CLD-TR |
| 厂商： | MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP |
| 元件分类： | 稳压器 |
| 英文描述： | 1.8 A SWITCHING REGULATOR, 1400 kHz SWITCHING FREQ-MAX, PDSO6 |
| 封装： | 3 X 3 MM, 0.90 MM HEIGHT, ROHS COMPLIANT, PLASTIC, MO-229, 6 PIN |
| 文件页数： | 5/7页 |
| 文件大小： | 152K |
| 代理商： | LX1911CLD-TR |
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 5
Copyright
2004
Rev. 1.1, 2006-05-15
WWW
.Microse
m
i
.CO
M
LX1911
1.5A, 1.1MHZ PWM Step-Down Regulator
PRODUCTION DATA SHEET
TM
CHARACT ER ISTIC CURVES
Figure 4– Step Load Response 250ma-1.2A 3.3H, 40F
Blue: Vout 50mV/div AC; Green: ISTEP 200ma/div
Figure 5 – Switching Waveforms: PFM Mode
Figure 6 – Power On and Soft Start
For IOUT 10mA to 1amp
Regulated VOUT vs Temperature
(Iout=10ma)
-0.8%
-0.6%
-0.4%
-0.2%
0.0%
0.2%
0.4%
0.6%
0.8%
-25
0
25
50
75 100 125 150
TEMPERATURE, °C
Figure 7– Vout Temperature Stability
CH1:VIN
CH2:VOUT
CH1:SWITCH
GG
RR
AA
PP
HH
SS
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