參數(shù)資料
型號： AX3842P
廠商： Electronic Theatre Controls, Inc.
元件分類： 圓形連接器
英文描述： Circular Connector; No. of Contacts:7; Series:; Body Material:Aluminum Alloy; Connecting Termination:Solder; Connector Shell Size:18; Circular Contact Gender:Socket; Circular Shell Style:Straight Plug; Insert Arrangement:18-9 RoHS Compliant: No
中文描述： 高性能電流模式PWM Controlers
文件頁數(shù)： 3/12頁
文件大小： 265K
代理商： AX3842P
Page No. : 3/12
AVANTICS - AX3842 Series
Specification No.: 050308-FE0008
Electrical Characteristics
Unless otherwise stated, specifications apply for 0
≤
T
amb
≤
70
°
C V
CC
=15V
(Note 1)
;
R
T
=680
, C
T
=0.022uF for triangular mode, R
T
=10k, C
T
=3.3nf for sawtooth mode
Symbol
Reference Section
Parameter
Test Conditions
Min.
Typ.
Max.
Units
V
REF
V
REF
V
REF
V
REF
/
T
Reference Output Voltage
Tj=25
°
C,Io=1mA
12V
≤
V
in
≤
25V
1mA
≤
Io
≤
20mA
4.90
5
5.1
V
Line Regulation
-
2.0
20
mV
Load Regulation
-
3.0
25
mV
Temperature Stability
(Note 2)
-
0.2
-
mV/
°
C
V
Total Output Variation
Line, Load, Temp
(Note 2)
10Hz
≤
f
≤
10kHz,Tj=25
°
C
(Note 2)
Ta=125
°
C,1000Hrs
(Note 2)
Ta=25
°
C
4.82
-
5.18
e
N
Output Noise Voltage
-
50
-
uV
Long Term Stability
-
5
-
mV
I
SC
Output Short Current
-30
-100
-180
mA
Oscillator Section
T
J
=25
°
C
T
low
≤
T
A
≤
T
high
12V
≤
V
CC
≤
25V
T
low
≤
T
A
≤
T
high
(Note 2)
T
J
=25
°
C
Peak to Peak
T
J
=25
°
C
T
low
≤
T
A
≤
T
high
47
52
57
KHz
f
OSC
Frequency
46
52
60
KHz
f
OSC
/
V
Frequency Change with Volt.
-
0.2
1
%
-
5
-
%
f
OSC
/
T
Frequency Change with Temp.
-
0.5
-
%
V
OSC
Oscillator Voltage Swing
-
1.7
-
V
7.8
8.3
9.3
mA
I
dischg
Discharge Current (V
OSC
=2V)
7.2
-
9.5
mA
Error Amplifier Section
V
2
I
b
A
VOL
BW
Voltage Feedback Input
V
O
=2.5V
V
FB
=5.0V
2
≤
V
O
≤
4 V
T
J
=25
°
C
(Note 2)
12V
≤
V
CC
≤
25V
Sink (V
O
=1.1V, V
FB
=2.7V)
Source (V
O
=5.0V, V
FB
=2.3V)
V
FB
=2.3V, R
L
=15K to ground
V
FB
=2.7V, R
L
=15K to V
REF
2.42
2.50
2.58
V
Input Bias Current
-
-0.1
-2.0
uA
Open Loop Voltage Gain
65
90
-
dB
Unity Gain Bandwidth
0.7
1.0
-
MHz
PSRR
Power Supply Rejection Ratio
60
70
-
dB
2.0
12
-
mA
I
O
Output Current
-0.5
-1.0
-
mA
V
OUT-High
V
OUT-Low
Current Sense Section
Output Voltage Swing High State
5
6
-
V
Output Voltage Swing Low State
-
0.7
1.1
V
G
V
V
3
SVR
Current Sense Input Voltage Gain
(Notes 3 & 4)
2.85
3.0
3.15
V/V
Maximum Input Signal
V
PIN1
=5V
(Note 3)
12V
≤
V
CC
≤
25V
(Note 3)
0.9
1.0
1.1
V
Supply Voltage Rejection Ratio
-
70
-
dB
I
b
Input Bias Current
-
-2.0
-10
uA
Propagation Delay
Tj=25
°
C
(Note 2)
-
150
300
nS
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