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TDA4700A 데이터 시트보기 (PDF) - Siemens AG
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TDA4700A
Control IC for Single-Ended and Push-Pull Switched-Mode Power Supplies SMPS
Siemens AG
TDA4700A Datasheet PDF : 21 Pages
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TDA 4700
TDA 4718
Characteristics
(cont’d)
V
S
= 11 to 30 V;
T
A
= – 25 to 85
°
C
Parameter
Symbol
Limit Values
min.
typ. max.
Supply Undervoltage
Turn-ON threshold for
V
S
8.8
V
S
rising
Turn-OFF threshold
V
S
8.5
for
V
S
falling
Input
C
filter
Rated voltage for
rated frequency
V
R
Frequency approx.
proportional to voltage
within the range
Voltage at open
V
R
3
sync input
V
C filter
11
10.5
10.5
10
4
5
1.6
Unit Test
Condition
V
0
°
C <
T
A
< 70
°
C
V
V
0
°
C <
T
A
< 70
°
C
V
V
V
V
Semiconductor Group
16
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