Texas Instruments TPS40051 사용자 설명서

15

Table 1 lists the parts values of the evaluation board. These values can be modified to meet the application
requirements.

C1, C4

2

Capacitor, ceramic, 470 pF, 50 V, X7R, 10%

805

Vishay

VJ0805Y471KXAAT

C12, C14

2

Capacitor, ceramic, 22 

µ

F, 16 V, X5R, 20%

1812

TDK

C4532X5R1C226MT

C15

1

Capacitor, ceramic, 47

 µ

F, 6.3 V, X5R, 20%

1812

TDK

C4532X5R0J476MT

C16, C17(1)

2

Capacitor, POSCAP, 470 

µ

F, 4 V, 10 m

Ω

, 20%

7343 (D)

Sanyo

4TPD470M

C2, C8, C10,
C11, C18

5

Capacitor, ceramic, 0.1 

µ

F, 25 V, X7R, 10%

805

Vishay

VJ0805Y104KXXAT

C3

1

Capacitor, ceramic, 2.2 nF, 50 V, X7R, 10%

805

Vishay

VJ0805Y222KXAAT

C5

1

Capacitor, ceramic, 5.6 nF, 50 V, X7R, 10%

805

Vishay

VJ0805Y562KXAAT

C6,C13

2

Capacitor, ceramic, 4.7 nF, 50 V, X7R, 10%

805

Vishay

VJ0805Y472KXAAT

C7

1

Capacitor, ceramic, 100 pF, 50 V, NPO, 10%

805

Vishay

VJ0805A101KXAAT

C9

1

Capacitor, ceramic, 1 

µ

F, 16–V, X5R, 10%

805

TDK

C2012X5R1C105KT

D1

1

Diode, switching, 10 mA, 85 V, 350 mW

SOT23

Vishay–Liteon

BAS16

D2

1

Diode, schottky, 3 A, 40 V

SMC

IR

30BQ040

J1, J2

2

Terminal block, 4-pin, 15 A, 5.1 mm

0.80 x 0.35

OST

ED2227

L1(1)

1

Inductor, SMT, 1.7–

µ

H, 22.3 A, 1.8 m

Ω

0.512 x 0.512

Coiltronics

HC1–1R7

Q1(1)

1

MOSFET, N–channel, VDS 30 V, RDS 6 m

Ω

, ID 30 A

LFPAK

Hitachi

HAT2168H

Q2(1)

1

MOSFET, N–channel, VDS 30 V, RDS 4.2 m

Ω

, ID 40 A

LFPAK

Hitachi

HAT2167H

R1

1

Resistor, chip, 1 k

Ω

, 1/10–W, 1%

805

Std

Std

R10

1

Resistor, chip, 3.3 

Ω

, 1/10–W, 5%

805

Std

Std

R11

1

Resistor, chip, 0 

Ω

, 1/10–W, yy%

805

Std

Std

R12

1

Resistor, chip, 20 

Ω

, 1/10–W, 5%

805

Std

Std

R2

1

Resistor, chip, 165 k

Ω

, 1/10–W, 1%

805

Std

Std

R3

1

Resistor, chip, 5.49 k

Ω

, 1/10–W, 1%

805

Std

Std

R4

1

Resistor, chip, 243 k

Ω

, 1/10–W, 1%

805

Std

Std

R5

1

Resistor, chip, 10 k

Ω

, 1/10–W, 1%

805

Std

Std

R6

1

Resistor, chip, 71.5 k

Ω

, 1/10–W, 1%

805

Std

Std

R7

1

Resistor, chip, 8.66 k

Ω

, 1/10–W, 1%

805

Std

Std

R8

1

Resistor, chip, 226 

Ω

, 1/10–W, 1%

805

Std

Std

R9

1

Resistor, chip, 16.2 k

Ω

, 1/10–W, 1%

805

Std

Std

TP1, TP4,
TP5, TP7, TP9

5

JACK, test point, red

Farnell

240–345

TP2, TP3,
TP6, TP10

4

JACK, test point, black

Farnell

240–333

TP8

1

Adaptor, 3.5 mm probe clip

0.2

Tektronix

131–4244–00 or
131–5031–00

U1(1)

1

Wide input synchronous buck controller

PWP16

TI

TPS40051PWP

––

1

PCB, 2.85” x 2” x .062 In

Std

SLUP195

(1)

Should not be substituted.