ILD4180 Infineon Technologies, ILD4180 Datasheet - Page 6

• Manufacturer Part Number: ILD4180
• Description: LED Drivers MCREL 1.8A DC/DC
• Manufacturer: Infineon Technologies
• Type: Buckr

Specifications of ILD4180

• Packages: PG-DSO-8
• Vs (min): 4.75 V
• Vs (max): 45.0 V
• Iout (typ): 1,800.0 mA
• Iout (max): 1,800.0 mA
• Lead Free Status / Rohs Status: Details
• Other names: ILD4180XT

4.2
Pos.
4.2.1
4.2.2
4.2.3
4.2.4
4.2.5
4.2.6
1) See section
Note: Within the functional range the IC operates as described in the circuit description. The electrical
4.3
Note: This thermal data was generated in accordance with JEDEC JESD51 standards.
Pos.
4.3.1
4.3.2
1) Not subject to production test, specified by design.
2) Specified
3) Specified RthJA value is according to Jedec JESD51-2,-5,-7 at natural convection on FR4 2s2p board; The Product
Datasheet
ambient temperature). Ta=25°C, power-switch is dissipating 1W.
(Chip+Package) was simulated on a 76.2 x 114.3 x 1.5 mm board with 2 inner copper layers (2 x 70µm Cu, 2 x 35µm Cu).
According to JESD51-5 a thermal via array under the exposed pad contacted the first inner copper layer. Ta=25°C, power-
switch is dissipating 1W.
characteristics are specified within the conditions given in the related electrical characteristics table.
For more information, go to www.jedec.org.
Parameter
Supply Voltage
Output Voltage adjust range
External buck inductor
External buck capacitor
External buck capacitor ESR
Junction Temperature
Parameter
Junction to Case
Junction to Ambient (2s2p)
R
Functional Range
Thermal Resistance
thJC
““Application Information” on Page
value is simulated at natural convection on a cold plate setup (all pins and the exposed pad are fixed to
Symbol
V
V
L
C
ESR
T
Symbol
R
R
BU
j
S
CC
thJC
thJA
BU1
11” for loop compensation requirements.
BU1
6
Min.
4.75
0.60
18
33
–
-40
Min.
–
–
Limit Values
Limit Values
Typ.
10
42
Max.
45
16
56
120
0.3
125
Max.
–
–
General Product Characteristics
Unit
V
V
µH
µF
Ω
°C
Unit
K/W
K/W
Rev. 1.1, 20011-01-25
Conditions
–
see
see
Figure 6
–
–
Conditions
1) 2)
1) 3)
1)
Figure 5
Figure 5
ILD4180
and