IFX 80471SK V Infineon Technologies, IFX 80471SK V Datasheet - Page 9

• Manufacturer Part Number: IFX 80471SK V
• Manufacturer: Infineon Technologies

Specifications of IFX 80471SK V

• Packages: PG-DSO-14
• Comment: Vin up to 60V; VQ adjustable from 1.25V up to 15V; external MOS; PG-DSO-14
• Vq (max): adjustable
• Iq (max): 2,300.0 mA
• Iq (typ): 130.0 µA
• Output: Buck Converter

4.2
[
Table 1
Pos.
4.2.1
4.2.2
4.2.3
4.2.4
4.2.5
4.2.6
4.2.7
4.2.8
1) A too high PMOS on+off delay might cause an instable output voltage
2) a recommended minimum value for
Note: Within the functional or operating range, the IC operates as described in the circuit description. The electrical
Data Sheet
characteristics are specified within the conditions given in the Electrical Characteristics table.
Parameter
Supply Voltage Range
Output voltage adjust range
IFX80471SKV
Sense Resistor
PMOS, on+off delay
Buck driver supply capacitor
Buck inductance
Buck output capacitor
Junction Temperature
Functional Range
L
1
is 47µH
Symbol
V
V
R
t
C
L
C
T
on+off delay
1
j
VS
OUT
SENSE
BDS
OUT
9
Min.
5
7
10
–
220
22
100
-40
Limit Values
Max.
60
15
47
t
–
100
–
125
min
-300
General Product Characteristics
1)
Unit
V
V
mΩ
ns
nF
µH
µF
°C
Rev. 1.0, 2011-02-07
Conditions
–
IFX80471SKV
Calculation see
Chapter 7
t
V
–
–
–
–
min
2)
VOUT
=
/ (
V
IFX80471
VS
*
f
SW
)