参数资料
型号: LX1684CD-TR
厂商: MICROSEMI CORP-ANALOG MIXED SIGNAL GROUP
元件分类: 稳压器
英文描述: 1 A SWITCHING CONTROLLER, 200 kHz SWITCHING FREQ-MAX, PDSO14
封装: PLASTIC, SOIC-14
文件页数: 2/12页
文件大小: 248K
代理商: LX1684CD-TR
Microsemi
Integrated Products Division
11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570
Page 10
Copyright
2000
Rev. 1.0c, 2005-03-08
WWW
.Microse
m
i
.CO
M
LX1684
Voltage-Mode PWM Controller
PRODUCTION DATA SHEET
TM
CHARACT ER I Z ATI ON CHARTS
SEE PRODUCT HIGHLIGHT SCHEMATIC
Typical 12V to 3.3V application
EFFICENCY VS. OUTPUT CURRENT
0.70
0.75
0.80
0.85
0.90
0.95
1.00
0
1234567
89
10
Output Current (A)
Efficie
n
y
OUTPUT VOLTAGE VS. LOAD
3.300
3.305
3.310
3.315
3.320
02
46
8
10
12
Output Current (A)
Output
Voltage
(
V
)
OUTPUT VOLTAGE VS. TEMPERATURE
3.28
3.29
3.30
3.31
3.32
3.33
3.34
20
30
40
50
60
70
80
90
Temperature (°C)
Output
Voltage(V)
OUTPUT STARTUP
1ms / DIV
V
OUT = 3.3V
V
CC = 5VDC
2V /
DIV
2V /
DIV
OUTPUT VOLTAGE VS. TEMPERATURE
100s / DIV
V
OUT = 2VDC
I
OUT = 5A
100mV
/ DIV
25A /
DIV
OUTPUT VOLTAGE VS. TEMPERATURE
10s / DIV
100mV
/ DIV
I
OUT = 10A
CC
HH
AA
RR
TT
SS
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