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TLE4470GS 数据表(PDF) 12 Page - Infineon Technologies AG

部件名 TLE4470GS
功能描述  Dual Low-Drop Voltage Regulator Very low dropout
PDF  24 Pages
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制造商  INFINEON [Infineon Technologies AG]
网页  http://www.infineon.com
标志 INFINEON - Infineon Technologies AG

TLE4470GS 数据表(HTML) 12 Page - Infineon Technologies AG

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Data Sheet
12
Rev. 1.2, 2008-03-20
TLE 4470
Sense Input SI and Output SQ
Sense threshold
voltage
V
SITH
1.28
1.35
1.45
V
V
SI decreasing
Sense threshold
hysteresis
V
SIHY
25
60
100
mV
–
Sense output low
voltage
V
SQL
–0.15
0.4
V
R
SQ = 10 kΩ externally
connected to Q1;
V
SI < 1.1 V; VI1 > 4.5 V
Sense output high
voltage
V
SQH
4.5
–
–
V
–
Sense pull-up
resistor
R
SQ
20
30
45
k
Ω
Internally connected to
Q1
1) Measured when the output voltage
V
Q has dropped 100 mV from the nominal value.
2) Square wave at
V
I: 8 V to 18 V; f = 10 kHz; tr = tf ≤ 100 ns.
3)
V
Q2 connected to ADJ2.
Table 5
Electrical Characteristics (cont’d)
V
I1 = VI2 = 14 V; VDIS < VDISL; -40 °C < Tj < 150 °C; unless otherwise specified
Parameter
Symbol
Limit Values
Unit
Test Condition
Min.
Typ.
Max.



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