參數(shù)資料
型號(hào): KA7511
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: SMPS Controller
中文描述: 1.5 A SWITCHING CONTROLLER, 20 kHz SWITCHING FREQ-MAX, PSFM10
封裝: SIP-10
文件頁(yè)數(shù): 3/8頁(yè)
文件大?。?/td> 56K
代理商: KA7511
KA7511
3
Electrical Characteristics
(T
A
= +25
°
C, unless otherwise specified)
Note :
* After Switch-On
Figure 1. Test Circuit
Parameter
Symbol
Conditions
Min.
Typ.
Max.
Unit
Normal Operation (V
CC
= 10V, V
(CTRL)
= -10V, V
(CLK)
=
±
0.5V, f = 20KHz, D = 0.5)
Supply Current (4)
I
CC4
(5)
I
CC5
Reference Voltage(1)
V
REF1
(2)
V
REF2
Temperature Coefficient Of V
REF
V
REF
/
T
Control Voltage
V
3
Collector Current Simulation Voltage
V
4
V
4
Clamping Voltage
V
5
Output Voltage
V
7
V
8
V
8
Feedback Voltage
V
2
Protective Operation (V
CC
= 10V, V
(CTRL)
= -10V, V
(CLK)
=
±
0.5V, f = 20KHz, D = 0.5)
Supply Current (6)
I
CC6
Switch-Off Voltage (1)
V
7(OFF)
(2)
V
4(OFF)
Blocking Input Voltage
V
5(B)
V
8
Off Voltage
V
9(OFF)
V
1
Off Voltage
V
9(OFF)
V
(CTRL)
= -10V
V
(CTRL)
= 0V
I
1
0.1mA
I
1
= 5mA
110
50
4.0
4.0
-
2.3
1.8
0.3
6
2.7
2.7
1.6
-
135
75
4.2
4.2
0.1
2.6
2.2
0.4
7
3.3
3.4
2.0
0.2
160
100
4.5
4.4
-
2.9
2.5
0.5
8
4.0
4.0
2.4
-
mA
mA
V
V
%
V
V
V
V
V
V
V
V
-
V
(CTRL)
= 0V
V
(CTRL)
= 0V
V
(CTRL)
= 0 ~ -10V
-
V
(CTRL)
= 0V
V
(CTRL)
= 0V
V
(CTRL)
= 0 ~ -10V
-
V
5
1.9V
V
5
1.9V
V
5
1.9V
V
(CTRL)
= 0V
V
(CTRL)
= 0V
V
(CTRL)
= 0V
14
1.3
1.8
22
1.5
2.1
V
1
/2
7.4
0.6
28
1.8
2.5
-
7.8
1
mA
V
V
V
V
V
V
1
/2- 0.1
6.7
0.3
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