EV0042 Datasheet, PDF (2/3 Pages) Monolithic Power Systems – 1x, 1.5x, 2x High Efficiency Charge Pump 4 White LED Driver Evaluation Board

TM
EV0042 – 1X, 1.5X, 2X CHARGE PUMP 4 WHITE LED DRIVER EV BOARD
EVALUATION BOARD SCHEMATIC
TP1
LED1
LED2
LED3
LED4
VIN
GND
U1 16 15 14 13
1
LED4
2
NC
3
GND
4
C1A
MP1519
EN ¹²
11
RADJ
10
GND
C2B ⁹
5 6 78
EN
Note: Attach the exposed pad to the LEDC pin.
EV0042_S01
EV0042 BILL OF MATERIALS
Qty Ref Value Description
2 C1, C2 1µF Ceramic Capacitor, 10V, X5R
2 C3, C4 4.7µF Ceramic Capacitor, 6.3V, X5R
LED1,
4
LED2,
LED3,
LED4
Not Stuffed
1
R1 1.54kΩ Resistor, 1%
1
R2 100kΩ Resistor, 5%
4
R3, R4,
R5, R6
0Ω Resistor, 5%
1
U1
White LED Driver
Package
Manufacturer:
Part No.
0805
TDK:
C2012X5R1A105K
0805
TDK:
C2012X5R0J475K
Distributor:
Part No.
Digikey:
445-1360-1-ND
Digikey:
445-1421-1-ND
0805
0805
0805
Panasonic:
ERJ-6ENF1541V
Panasonic:
ERJ-6GEYJ104V
Yageo:
9C08052A0R00JLHFT
MPS:
MP1519DQ
Digikey:
P1.54KCCT-ND
Digikey:
P100KACT-ND
Digikey:
311-0.0ACT-ND
EV0042 Rev. 1.5
www.MonolithicPower.com
2
10/27/2005
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