參數(shù)資料
型號： KA3524
廠商： FAIRCHILD SEMICONDUCTOR CORP
元件分類： 穩(wěn)壓器
英文描述： SMPS Controller
中文描述： 0.1 A SWITCHING CONTROLLER, 350 kHz SWITCHING FREQ-MAX, PDIP16
封裝： DIP-16
文件頁數(shù)： 2/12頁
文件大小： 103K
代理商： KA3524
KA3524
2
Absolute Maximum Ratings
Electrical Characteristics
(V
IN
=20V, f=20KHz, T
A
= 0 to +70
°
C, unless otherwise specified)
Parameter
Supply Voltage
Reference Output Current
Output Current (Each Output)
Oscillator Charging Current (pin 6 or 7)
Lead Temperature (Soldering, 10 sec)
Power Dissipation (T
A
= 25
°
C)
Operating Temperature
Storage Temperature
Symbol
V
CC
I
REF
I
O
I
CHG(OSC
)
T
LEAD
P
D
T
POR
T
STG
Value
40
50
100
5
300
1000
0 ~ +70
-65 ~ + 150
Unit
V
mA
mA
mA
°
C
mW
°
C
°
C
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Unit
REFERENCE SECTION
Reference Output Voltage
Line Regulation
Load Regulation
Ripple Rejection
Short-Circuit Output Current
Temperature Stability
Long Term Stability
OSCILLATOR SECTION
Maximum Frequency
Initial Accuracy
Frequency Change with Voltage
Frequency Change with
Temperature
Clock Amplitude (Pin 3)
Clock Width (Pin 3)
ERROR AMPLIFIER SECTION
Input Offset Voltage
Input Bias Current
Open Loop Voltage Gain
Common-Mode Input Voltage
Common-Mode Rejection Ratio
Small Signal Bandwidth
Output Voltage Swing
V
REF
V
REF
V
REF
RR
I
SC
ST
T
ST
-
4.6
-
-
-
-
-
-
5.0
10
20
66
100
0.3
20
5.4
30
50
-
-
1
-
V
V
CC
= 8V to 40V
I
REF
= 0 mA to 20 mA
f = 120Hz, T
A
= 25
°
C
V
REF
= 0, T
A
= 25
°
C
mV
mV
dB
mA
%
-
T
A
= 25
°
C
mV/KHr
f
(MAX)
ACCUR
f/
V
CC
C
T
= 0.001uF, R
T
= 2K
R
T
and C
T
constant
V
CC
= 8V to 40V, T
A
= 25
°
C
-
-
-
350
5
-
-
-
1
KHz
%
%
f/
T
Over operating temperature range
-
-
2
%
V
(CLK)
t
W(CLK)
T
A
= 25
°
C
C
T
= 0.01uF, T
A
= 25
°
C
-
-
3.5
0.5
-
-
V
μ
s
V
IO
I
BIAS
G
VO
V
CM
CMRR
BW
SS
V
O(ERR)
V
CM
= 2.5V
V
CM
= 2.5V
-
-
2
2
10
10
-
3.4
-
-
3.8
mV
μ
A
dB
V
dB
MHz
V
-
60
1.8
-
-
0.5
80
-
70
3
-
T
A
= 25
°
C
T
A
= 25
°
C
G
V
= 0dB, T
A
= 25
°
C
T
A
= 25
°
C
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