參數(shù)資料
型號(hào)： 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(yè)數(shù)： 5/6頁(yè)
文件大?。?/td> 149K
代理商： LND494
Amplifier Section (See Figure 2)
Value
Parameter
Test conditions
MIN
TYP
MAX
Unit
Input Offset Voltage
Input Offset Current
Input Bias Current
V
o
=(pin 3)=2.5V
V
o
=(pin 3)= 2.5V
V
o
=(pin 3)=2.5V
2
25
0.2
10
250
1
mV
nA
μA
Common Mode Input
Voltage Range
V
cc
=7V to 40V
-0.3
to
Vcc-2
V
Open Loop Voltage
Amplification
Unity Gain Bandwidth
Common- Mode
Rejection Ratio
V
o
=3V,R
L
=2k
V
o
=0.5 to 3.5V
V
o
=0.5 to 3.5V, R
L
=2k
70
95
DB
800
kHZ
V
o
=40V,T
A =
25o C
65
80
dB
Output Sink Current
V
ID=
-15Mv TO –5v
V
(PIN3)
=0.7v
V
ID=
-15mV TO –5V
V
(PIN3)
=3.5v
0.3
0.7
mA
Output Source Current
-2
mA
*For conditions shown as MIN or MAX, use the appropriate value specified under recommended operating
conditions.
** All typical values except for parameter changes with temperature are at T
A
=25o C
***Duration of the short-circuit should not exceed one second.
****Standard deviation is a measure of the statistical distribution about the mean as derived from the formula.
******Temperature coefficient of timing capacitor and timing resistor not taken into account
Output Section
Value
TYP*
Parameter
Test conditions
MIN
MAX
Unit
Collector off-state
current
Emitter off-state current
Collector-emitter
saturation Voltage
V
ce
=40V V
cc
=40 V
2
100
μA
V
ce
=V
cc
=40V V
e
=0
-100
%
Common-Emitter
Emitter-Follower
Output control input
current
V
e
=0,Ic=200mA
V
c
=15V, I
e
=-200mA
1.1
1.5
1.3
2.5
V
I
=V
ref
3.5
V
mA
LND494
1/2
]
σ
=
[
∑
N-1
n=1
N
( x
n
- x )
2
Linear Dimensions, Inc.
445 East Ohio Street, Chicago IL 60611 USA
tel 312.321.1810
fax 312.321.1830
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