参数资料
型号: KA3525A
厂商: Fairchild Semiconductor
文件页数: 2/6页
文件大小: 0K
描述: IC REG CTRLR PWM VM 16-DIP
标准包装: 25
PWM 型: 电压模式
输出数: 2
频率 - 最大: 430kHz
占空比: 49%
电源电压: 7 V ~ 20 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: 0°C ~ 70°C
封装/外壳: 16-DIP(0.300",7.62mm)
包装: 管件
其它名称: KA3525A-ND
KA3525AFS
KA3525A
Absolute Maximum Ratings
Parameter
Supply Voltage
Collector Supply Voltage
Output Current, Sink or Source
Reference Output Current
Oscillator Charging Current
Power Dissipation (T A = 25 ° C)
Operating Temperature
Storage Temperature
Lead Temperature (Soldering, 10sec)
Symbol
V CC
V C
I O
I REF
I CHG(OSC)
P D
T OPR
T STG
T LEAD
Value
40
40
500
50
5
1000
0 ~ +70
-65 ~ +150
+300
Unit
V
V
mA
mA
mA
m/W
° C
° C
° C
Electrical Characteristics
(V CC = 20V, T A = 0 to +70 ° C, unless otherwise specified)
Parameter
Symbol
Conditions
Min.
Typ. Max.
Unit
REFERENCE SECTION
Reference Output Voltage
Line Regulation
Load Regulation
Short Circuit Output Current
Total Output Variation (Note1)
Temperature Stability (Note1)
Long Term Stability (Note1)
V REF
? V REF
? V REF
I SC
? V REF
ST T
ST
T J = 25 ° C
V CC = 8 to 35V
I REF = 0 to 20mA
V REF = 0, T J = 25 ° C
Line, Load and Temperature
-
T J = 125 ° C ,1KHR S
5.0
-
-
-
4.95
-
-
5.1
9
20
80
-
20
20
5.2
20
50
100
5.25
50
50
V
mV
mV
mA
V
mV
mV
OSCILLATOR SECTION
Initial Accuracy (Note1, 2)
Frequency Change With Voltage
Maximum Frequency
Minimum Frequency
Clock Amplitude (Note1, 2)
Clock Width (Note1, 2)
Sync Threshold
Sync Input Current
ACCUR
? f/ ? V CC
f (MAX)
f (MIN)
V (CLK)
t W(CLK)
V TH(SYNC)
I I(SYNC)
T J = 25 ° C
V CC = 8 to 35V (Note1, 2)
R T = 2k ? , C T = 470pF
R T = 200k ? , C T = 0.1uF
-
T J = 25 ° C
-
Sync = 3.5V
-
-
400
-
3
0.3
1.2
-
± 3
± 0.8
430
60
4
0.6
2
1.3
± 6
± 2
-
120
-
1
2.8
2.5
%
%
kHz
Hz
V
μ s
V
mA
2
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