EV0077 (MP1541) 1.3MHz LOW POWER BOOST CONVERTER

EVALUATION BOARD - INITIAL RELEASE

06/04, Rev. 1.0

www.MonolithicPower.com

2

EVALUATION BOARD SCHEMATIC

EV0077 BILL OF MATERIALS

Qty

Ref

Description

Manufacturer P/N

Distributor P/N

(1)

1

C1

Ceramic Capacitor, 10µF, 10V, X5R, 1210 Panasonic: ECJ-4YB1A106K

PCC2170CT-ND

1

C2

Ceramic Capacitor, 4.7µF, 16V, X7R, 1210 Panasonic: ECJ-4YB1C475K

PCC2168CT-ND

1

C3

Ceramic Capacitor, 100pF, 50V, NPO

Panasonic: ECJ-2VC1H101J

PCC101CGCT-ND

1

D1

Schottky Diode, 0.5A, 20V, SOD-123

Fairchild: MBR0520L

MBR0520LCT-ND

1

L1

Inductor, 10µH, 1.7A

Sumida: CDRH6D28-100NC

1

U1

1.3MHz Boost Converter, SOT23-5

MPS: MP1541

2

R1, R2 Resistor, 100kΩ, 5%, 0603

Panasonic: ERJ-6GEYJ104V

P100KACT-ND

1

R5

Resistor, 10kΩ, 5%, 0603

ERJ-6GEYJ103V

P10KACT-ND

1

R3

Resistor, 102kΩ, 1%, 0603

Panasonic: ERJ-6ENF1023V

P102KCCT-ND

1

R4

Resistor, 11.8kΩ, 1%, 0603

Panasonic: ERJ-6ENF1182V

P11.8KCCT-ND

Note

1) Distributor: Digikey

12V

200mA

D1

MBR0520L

MP1541

SW

IN

51

3

4

2

FB

GND

EN

C3

100pF

5V

EN

GND

GND

EV0077_MP1541_SCH01