參數(shù)資料
型號: tDa 4601
廠商: SIEMENS AG
英文描述: Control ICs for Switched-Mode Power Supplies(應(yīng)用于開關(guān)電源的控制類芯片)
中文描述: 控制芯片的開關(guān)電源(應(yīng)用于開關(guān)電源的控制類芯片)
文件頁數(shù): 9/26頁
文件大?。?/td> 1384K
代理商: TDA 4601
Semiconductor Group
15
TDA 4601
The cooling conditions have to be optimized with regard to maximum ratings
(
T
A
;
T
j
;
R
th JC
;
R
th SA
).
Protective Operation
V
9
= 10 V;
V
cont
= – 10 V;
V
clock
= ± 0.5 V;
f
= 20 kHz;
duty cycle 1:2
Parameter
Symbol
Limit Values
Unit
min.
typ.
max.
Current consumption
V
5
< 1.9 V
Switch-off voltage
V
5
< 1.9 V
Switch-off voltage
V
5
< 1.9 V
Blocking input
Blocking voltage
V
cont
= 0 V
Supply voltage blocked for
V
8
V
cont
= 0 V
V
1
off (with further reduction of
V
9
)
I
9
14
22
28
mA
V
Q 7
1.3
1.5
1.8
V
V
4
1.8
2.1
2.5
V
V
5
V
4
V
6.7
7.4
7.8
V
V
9
0.3
0.6
1.0
V
Characteristics
T
A
= 25 C; according to measurement circuit 2
Parameter
Symbol
Limit Values
Unit
min.
typ.
max.
Switching time (secondary voltage)
t
ON
350
450
ms
Voltage variation
N
3
= 20 W
Voltage variation
N
3
= 15 W
Standby operation
secondary useful load = 3 W
S3 = closed
V
2 sec
100
500
mV
S2 = closed
V
2 sec
500
1000
mV
S1 = open
V
2 sec
f
70
20
75
30
V
kHz
V
1
2
-----
0.1
V
1
2
-----
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