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參數(shù)資料
| 型號： | TDA4700A |
| 廠商： | INFINEON TECHNOLOGIES AG |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 0.07 A SWITCHING CONTROLLER, 100 kHz SWITCHING FREQ-MAX, PDIP24 |
| 封裝： | PLASTIC, DIP-24 |
| 文件頁數(shù)： | 7/21頁 |
| 文件大?。?/td> | 436K |
| 代理商： | TDA4700A |
TDA 4700
TDA 4718
Semiconductor Group
15
Symmetry (TDA 4700; TDA 4700 A)
Input voltage
Input current
V
I H
V
I L
–
I
I
2.0
0.8
2
V
A
Output Stages Q1, Q2
Output voltage
Output leakage
current
V
Q H
V
Q L
I
Q
30
1.1
2
V
A
I
Q = 20 mA
V
Q H = 30 V
ON, OFF, Undervoltage K6
Switching voltage
Input current
Turn-OFF delay time1)
Error detection time1)
V
–
I
I
t
D OFF
t
V
REF – 0.03
250
50
V
REF + 0.03
2
V
A
ns
Dynamic Current Limitation K7
Common-mode input
voltage range
Input offset voltage
Input current
Turn-OFF delay time2)
Error detection time2)
V
IC
V
IO
–
I
I
t
D OFF
t
0
–10
250
50
4
10
2
V
mV
A
ns
Overvoltage K5
Switching voltage
Input current
Output current
Turn-OFF delay time1)
Error detection time1)
V
–
I
I
–
I
Q
t
D OFF
t
V
REF – 0.03
0
250
50
V
REF + 0.03
2
200
V
A
ns
V
QH min = 5 V
1)
At the input: step function
V = V
REF – 100 mV
V
REF + 100 mV
2)
At the input: step function
V = – 100 mV
V = + 100 mV
Characteristics (cont’d)
V
S = 11 to 30 V; TA = – 25to85 °C
Parameter
Symbol
Limit Values
Unit
Test
Condition
min.
typ.
max.
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