AN1781 Просмотр технического описания (PDF) - Maxim Integrated

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производитель

AN1781

Graphics Chip Supply Delivers 1.65V at 26A

Maxim Integrated 

Figure 1.

The MAX1954 Bill of Materials: 4.5V to 5.5V Input, 1.65V @ 26A Output

Designation

C1

C2-C8

C9

C10-C13

C14

C15

C16

C17, C18

D1

L1

N1, N2

N3, N4

Q1

R1

R2

R3

R4

R5, R6

U1

Qty

Description

1

4.7uF 10V X5R ceramic capacitor (1206) Taiyo

Yuden LMK316BJ475ML

7

22uF 6V X5R ceramic capacitor (1210) Taiyo Yuden

JMK325BJ226MN

1 0.22uF ceramic capacitor (0603)

4

1000uF 4V aluminum electrolytic capacitor Sanyo

4MV1000EXR

1

10uF 10V X5R ceramic capacitor (1210) Taiyo

Yuden LMK325BJ106MN

1

1nF ceramic capacitor (0603) Kemet

C0603C102K8RAC

1

100pF ceramic capacitor (0603) Kemet

C0603C101K5GAC

2

2.2nF ceramic capacitor (0603) Kemet

C0603C222K8RAC

1 100mA 30V Schottky diode Central Semi CMPSH-3

1 0.5uH 30A Inductor Pulse Engineering PA0453

2

12m Ohm 30V N-ch MOSFET (SO-8) International

Rectifier IRF7811W

2

6.5m Ohm 30V N-ch MOSFET (SO-8) International

Rectifier IRF7822 or Siliconix Si4842DY

1 NPN Transistor (SOT-23) Central Semi CMPT3904

1 8.87k Ohm 1% resistor (0603)

1 8.25k Ohm 1% resistor (0603)

1 270k Ohm 5% resistor (0603)

1 1 Ohm 5% resistor (0603)

2 47k Ohm 5% resistor (0603)

1 MAX1954EUB (10-uMAX)

November 2002

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