TLF50281EL Infineon Technologies, TLF50281EL Datasheet - Page 9

• Manufacturer Part Number: TLF50281EL
• Manufacturer: Infineon Technologies

Specifications of TLF50281EL

• Packages: PG-SSOP-14
• Comment: Asyncronous low-Iq-Buck; 5V/500mA; Iq
• Vq (max): 5V
• Iq (max): 500.0 mA
• Iq (typ): 45.0 µA
• Output: Buck Converter

4.2
Pos.
4.2.1
4.2.2
4.2.3
4.2.4
4.2.5
1) See section
Note: Within the functional range the IC operates as described in the circuit description. The electrical
4.3
Pos.
4.3.1
4.3.2
4.3.3
4.3.4
1) Not subject to production test, specified by design.
2) Specified
Data Sheet
for dimensioning the output filter.
area at natural convection on FR4 board.
characteristics are specified within the conditions given in the related electrical characteristics table.
Parameter
Supply voltage
Buck inductor
Buck capacitor
Buck capacitor ESR
Junction temperature
Parameter
Junction to case
Junction to ambient
R
Functional Range
Thermal Resistance
thJA
““Application Information” on Page
value is according to JEDEC 2s2p (JESD 51-7) + (JESD 51-5) and JEDEC 1s0p (JESD 51-3) + heatsink
1)
1) 2)
Symbol
V
L
C
ESR
T
Symbol
R
R
R
R
BU
j
S
thJC
thJA
thJA
thJA
BU1
31” for loop compensation requirements and refer to Application Note
BU1
9
Min.
4.75
3.3
10
0.015
-40
Min.
–
–
–
–
Limit Values
Limit Values
Typ.
10
47
54
64
Max.
45
22
50
0.100
150
Max.
–
–
–
–
General Product Characteristics
Unit
V
µH
µF
Ω
°C
Unit
K/W
K/W
K/W
K/W
Rev. 1.0, 2011-10-24
Conditions
–
–
–
–
–
Conditions
–
2s2p
1s0p + 600 mm
1s0p + 300 mm
1)
TLF50281EL
2
2