NJU6043 JRC, NJU6043 Datasheet - Page 10

• Manufacturer Part Number: NJU6043
• Description: White LED Driver / SOT-23-6(MTP6)
• Manufacturer: JRC

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(1) Using external PWM signal to adjust LED brightness
Referential List of External Components
NJU6043
- 10 -
Note): Stress beyond those listed under “Absolute Maximum Rating” may cause permanent damage to the
* To prevent over current input caused by ESD, R1 and R2 resistors should be connected with SHDNb and OVP pins
respectively. By adding these two resistors, the threshold of OVP will be up 0.5V (R2=10kΩ).
Application Circuit
PWM input
LED1~5
device. And determine the parameter of each part according actual LED number.
Symbol
V
R
IC1
IN
D1
C1
C2
R1
R2
L1
LED
1
White LED driver
Inductor
Schottky Diode
MLCC
Ceramic Capacitor
Resistor
Resistor
Resistor
White LED
C1
R1*
Component
SHDNb
V
SS
V
DD
Preliminary
L1
Taiyo Yuden/JMK107 BJ475MA
Taiyo Yuden/TMK107 BJ105KA
TDK/VLF3010AT-4R7MR70
SW
New Japan Radio/NJU6043
Supplier/Parts Number
NICHIA
ROHM/RB160M-30
D1
Standard
Standard
Standard
/NSCW215T
OVP
FB
R2*
[CAUTION]
given for information , without any
guarantee
as regards either mistakes or omissions. The
application circuits in this databook are
described only to show representative usages
of the product and not intended for the
guarantee or permission of any right
V
The specifications on this databook are only
C2
OUT
Qty
R
1
1
1
1
1
1
1
1
5
LED
1
4.7uF/6.3V
1uF/25V
4.7uH
10k
10k
Note
12
-
-
-
Ver.2006-06-27