ILD 4035 E6327 Infineon Technologies, ILD 4035 E6327 Datasheet - Page 11
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ILD 4035 E6327
Manufacturer Part Number
ILD 4035 E6327
Description
LED Drivers LED DRIVER
Manufacturer
Infineon Technologies
Datasheet
1.ILD_4035_E6327.pdf
(29 pages)
Specifications of ILD 4035 E6327
Low Level Output Current
350 mA
High Level Output Current
500 mA
Operating Supply Voltage
4.5 V to 42 V
Maximum Power Dissipation
1000 mW
Maximum Operating Temperature
+ 150 C
Mounting Style
SMD/SMT
Package / Case
SC-74-6
Minimum Operating Temperature
- 65 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
ILD4035E6327XT
The safe area of operation consists of the minimum and maximum allowed average LED current and the resulting
voltage overhead.
The voltage overhead is the difference between the sum of the LED forward voltages and the supply voltage.
Example Calculation 1
3 LEDs in series;
V
=> every coil value could be used
Example Calculation 2
6 LEDs in series;
I
V
=> the coil values should be equal or above 100 uH
If
and the associated power dissipation of the ILD4035 will increase beyond maximum ratings.
LED
Data Sheet
overhead
overhead
V
overhead
= 250 mA;
=
=
V
V
is above the boundary of a certain coil value at wanted average LED current, the switching frequency
S
S
-
-
V
V
V
S
fLED
fLED
I
LED
= 24 V
= 12 V - 9 V = 3 V
= 24 V - 18 V = 6 V
= 350 mA;
V
S
= 12 V
11
Revision 1.0, 2010-11-11
350 mA LED Driver
Product Brief
ILD4035