參數(shù)資料
型號： LND494
廠商： Electronic Theatre Controls, Inc.
英文描述： Pulse-Width-Modulation Control Circuits
中文描述： 脈寬調(diào)制控制電路
文件頁數(shù)： 4/6頁
文件大?。?/td> 149K
代理商： LND494
Electrical characteristics over recommended operating free-air temperature range V
cc
=15V, f=10kHz(unless otherwise
noted)
Reference Section
Value
Parameter
Test conditions*
MIN
TYP**
MAX
Unit
Output voltage(V
ref
)
Input regulation
Output regulation
Output voltage change
with temperature
Short-circuit output
current***
I
o
=1mA
V
cc
=7V to 40V
I
o
=1mA to 10mA
4.75
5
2
1
5.25
25
15
V
mV
T
A =
MIN to MAX
0.2
1
%
V
ref
=0
35
mA
Oscillator Section (See Figure 1)
Value
Parameter
Test conditions*
MIN
TYP
MAX
Unit
Frequency
Standard deviation of
frequency ****
Frequency change with
voltage
C
T
=0.01μF,R
T
=12k
All values of V
CC
, C
T
, R
T
and T
A
constant
10
kHz
10
V
cc
=7V to 40V, T
A
=25oC
0.1
Frequency change with
temperature*****
C
T
=0.01μF, R
T
=12k
,
T
A
=MIN TO
MAX
1
%
ELECTRICAL CHARACTERISTICS
LND494
Linear Dimensions, Inc.
445 East Ohio Street, Chicago IL 60611 USA
tel 312.321.1810
fax 312.321.1830
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