EV2109DQ-00A Datasheet, PDF (2/4 Pages) Monolithic Power Systems – Dual 800mA, 6V, 1.2MHz Synchronous Step-Down Converter Evaluation Board

TM
EV2109DQ-00A – DUAL 800mA, 6V, 1.2MHz SYNCHRONOUS STEP-DOWN CONVERTER
EVALUATION BOARD
EVALUATION BOARD SCHEMATIC
EN1
VIN
C5
NS
1
U1
10
EN1
2
FB1
SW1
9
GND
3
IN2
MP2109
8
IN1
4
GND
SW2
5
7
FB2
EN2
6
VOUT1
1.8V / 800mA
VOUT2
1.2V / 800mA
EN2
C6
NS
EV2109_S01
EV2109DQ-00A BILL OF MATERIALS
Qty Ref Value Description
2 C1, C2 10µF Ceramic Capacitor, 6.3V, X5R
2 C3, C4 22µF Ceramic Capacitor, 6.3V, X5R
2 C5, C6 NS Do Not Stuff
2 L1, L2 2.2µH Inductor, 1.2A
3
R1, R3,
R4
300kΩ
Resistor, 1%
2
R2 150kΩ Resistor, 1%
2 R5, R6 100kΩ Resistor, 5%
1
U1
DC-DC Converter
Package
1206
1206
Manufacturer
Any
Any
Manufacturer P/N
SMD
0603
0603
0603
QFN10
(3mm x 3mm)
Sumida
Any
Any
Any
MPS
CDRH3D16-2R2
MP2109DQ
EV2109DQ-00A Rev. 1.1
www.MonolithicPower.com
2
10/14/2005
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