BCR402U
Feb-03-20041
LED Driver
• Supplies stable bias current even at low battery
voltage
• Ideal for stabilizing bias current of LEDs
• Negative temperature coefficient protects
LEDs against thermal overload
• Suitable for 12V automotive applications
VPW09197
1
2
3
4
5
6
G31 G33G32
G34G35G36
Type Marking Pin Configuration Package
BCR402U L2s
1 = GND 2;3;5 = I
out
4 = V
S
6 = R
ext
SC74
Maximum Ratings
Parameter Symbol Value Unit
Source voltage V
S
40 V
Output current
V
S
= 10 V, V
out
= 8.6 V
I
out
65 mA
Output voltage V
out
38 V
Reverse voltage between all terminals V
R
0.5
Total power dissipation, T
S
= 125 °C
P
tot
500 mW
Junction temperature T
j
150 °C
Storage temperature T
stg
-65 ... 150
Thermal Resistance
Parameter Symbol Value Unit
Junction - soldering point
1)
R
thJS
50 K/W
1
For calculation of R
thJA
please refer to Application Note Thermal Resistance