USB - 부품 리스트



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Maxim > 솔루션 > USB

스위치모드 DC-DC 전원

데이터 시트

디스플레이

제목 / 부품번호

주요 성능 (이점)

QV PDF

초소형 500mA, 4MHz/2MHz 동기 스텝 다운 DC-DC 컨버터
MAX8640Y, MAX8640Z

93% 이상의 효율로 500mA를 공급, 최소형 2mm x 2.1mm SC70 패키지,
업계 최소형 총 솔루션 크기,
마켓에서 가장 견고한 4MHz/2MHz 스텝 다운 DC-DC 컨버터

QV PDF

TDFN 패키지로 제공되며 60mΩ 바이패스가 내장된 CDMA PA 전원용 2.5MHz/1.5MHz 스텝 다운 컨버터
MAX8581, MAX8582

소형 TDFN 패키지로 제공, 최대 94% 효율로 600mA를 공급하는 1.5MHz 최소형 솔루션 스텝 다운 DC-DC 컨버터

QV PDF

Thin SOT 및 TDFN 패키지로 제공되는 4MHz, 500mA 동기 스텝 다운 DC-DC 컨버터
MAX8560, MAX8561, MAX8562

SOT23 및 TDFN으로 제공되며 90% 이상의 효율로 500mA를 제공하는 최초의 4MHz 스텝 다운 DC-DC 컨버터

QV PDF

리셋 기능이 내장된 800mA, 2MHz, PWM DC-DC 스텝 다운 컨버터
MAX1572

초소형 2.2µH 인덕터를 이용하며 리셋 출력을 갖는 최초의 800mA, Sub-1V, 2MHz PWM 스텝 다운 DC-DC

QV PDF

저출력 전압, 800mA, PWM 스텝 다운 DC-DC 컨버터
MAX1927, MAX1928

QV PDF

SOT23 패키지로 제공되는 저전압, 400mA 스텝 다운 DC-DC 컨버터
MAX1920, MAX1921

QV PDF

WCDMA 휴대전화 600mA 벅 레귤레이터
MAX1820, MAX1820Y, MAX1820Z, MAX1821, MAX1821X

QV PDF

SOT23 패키지로 제공되는 저전압, 스텝 다운 DC-DC 컨버터
MAX1733, MAX1734

저전압 로직 전원을 위한 고효율 DC-DC 솔루션

QV PDF

저잡음, 5.5V 입력, PWM 스텝 다운 레귤레이터
MAX1692

600mA 제공, LDO보다 10배 우수한 성능을 제공하는 초소형 스위처

Key Specifications: Step-Down Switching Regulators

Part Number

V_IN (min) (V)

V_IN (max) (V)

Min. V_OUT (V)

Max. V_OUT (V)

Preset V_OUT (V)

Output Adj. Method

Operating Current, I_CC (max) (mA)

Number of DC-DC Outputs

Operating Freq. (kHz)

Features

EV-Kit

Package

Operating Temp. Range (°C)

MAX8581

2.7

5.5

Dyn. REF In
Resistor

2500

•	Adjustable Frequency

•	Current Limit

•	Fixed Frequency/ PWM Operation

•	Internal Power Switches

•

Shutdown

•	Soft Start

•	Synchronous Rectifier

Yes

THIN QFN (Dual)/10

-40 to +85

MAX8582

2.7

5.5

Dyn. REF In
Resistor

1500

•	Adjustable Frequency

•	Current Limit

•	Fixed Frequency/ PWM Operation

•	Internal Power Switches

•

Shutdown

•	Soft Start

•	Synchronous Rectifier

Yes

THIN QFN (Dual)/10

-40 to +85

MAX8640Y

2.7

5.5

2.5

1.1
1.2
1.3
1.5
1.8
2.5

Preset
Resistor

0.048

2000

•	Adjustable Frequency

•	Current Limit

•	Fixed Frequency/ PWM Operation

•	Internal Power Switches

•

Shutdown

•	Soft Start

•	Synchronous Rectifier

Yes

MicroDFN/6
SC-70/6

-40 to +85

MAX8640Z

2.7

5.5

1.1

1.8

1.1
1.2
1.3
1.5
1.8

Preset
Resistor

0.048

4000

•	Adjustable Frequency

•	Current Limit

•	Fixed Frequency/ PWM Operation

•	Internal Power Switches

•

Shutdown

•	Soft Start

•	Synchronous Rectifier

Yes

MicroDFN/6
SC-70/6
SC70/6

-40 to +85

MAX8560

2.7

5.5

0.6

2.5

Resistor

0.08

4000

•	Adjustable Frequency

•	Current Limit

•	Fixed Frequency/ PWM Operation

•	Internal Power Switches

•

Shutdown

•	Soft Start

•	Synchronous Rectifier

SOT-23/5

-40 to +85

MAX8561

2.7

5.5

0.6

2.5

Resistor

0.08

4000

•	Adjustable Frequency

•	Current Limit

•	Fixed Frequency/ PWM Operation

•	Internal Power Switches

•

Shutdown

•	Soft Start

•	Synchronous Rectifier

Yes

THIN QFN (Dual)/8

-40 to +85

MAX8562

2.7

5.5

0.6

2.5

Resistor

0.08

4000

•	Adjustable Frequency

•	Current Limit

•	Fixed Frequency/ PWM Operation

•	Internal Power Switches

•

Shutdown

•	Soft Start

•	Synchronous Rectifier

Yes

THIN QFN (Dual)/8

-40 to +85

MAX1572

2.6

5.5

0.75

2.5

Digital/VID

0.08

2000

•	Adjustable Frequency

•	Current Limit

•	Fixed Frequency/ PWM Operation

•	Internal Power Switches

•	Reset Output

•

Shutdown

•	Soft Start

•	Synchronous Rectifier

Yes

THIN QFN/12

-40 to +85

MAX1927

2.6

5.5

0.75

Resistor

0.24

1000

•	Adjustable Frequency

•	Current Limit

•	Fixed Frequency/ PWM Operation

•	Internal Power Switches

•	Low Battery/ Power OK Output

•	Reset Output

•

Shutdown

•	Soft Start

•	Synchronous Rectifier

Yes

uMAX/10

-40 to +85

MAX1928

2.6

5.5

1.5

2.5

1.5
1.8
2.5

Preset

0.24

1000

•	Adjustable Frequency

•	Current Limit

•	Fixed Frequency/ PWM Operation

•	Internal Power Switches

•	Low Battery/ Power OK Output

•	Reset Output

•

Shutdown

•	Soft Start

•	Synchronous Rectifier

Yes

uMAX/10

-40 to +85

MAX1920

5.5

1.25

Resistor

0.07

1200

•	Adjustable Frequency

•	Current Limit

•	Internal Power Switches

•

Shutdown

•	Soft Start

•	Synchronous Rectifier

Yes

SOT-23/6
THIN QFN (Dual)/6

-40 to +85

MAX1921

5.5

1.5

3.3

1.5
1.8
2.5
3.3

Preset
Resistor

0.07

1200

•	Adjustable Frequency

•	Current Limit

•	Internal Power Switches

•

Shutdown

•	Soft Start

•	Synchronous Rectifier

Yes

SOT-23/6

-40 to +85

MAX1820

2.6

5.5

0.4

3.5

Dyn. REF In
Preset
Resistor

0.36

1000

•	Adjustable Frequency

•	Current Limit

•	External Synchronization

•	Fixed Frequency/ PWM Operation

•	Internal Power Switches

•

Shutdown

•	Synchronous Rectifier

Yes

UCSP/0
UCSP/10
uMAX/10

-40 to +85

MAX1821

2.6

5.5

1.25

5.5

Preset
Resistor

0.36

1000

•	Adjustable Frequency

•	Current Limit

•	Fixed Frequency/ PWM Operation

•	Internal Power Switches

•

Shutdown

•	Synchronous Rectifier

Yes

uMAX/10

-40 to +85

MAX1733

2.7

5.5

1.25

Resistor

0.07

1200

•	Adjustable Frequency

•	Current Limit

•	Internal Power Switches

•

Shutdown

•	Soft Start

•	Synchronous Rectifier

Yes

SOT-23/5

-40 to +85

MAX1734

2.7

5.5

1.5

1.8

1.5
1.8

Preset
Resistor

0.07

1200

•	Adjustable Frequency

•	Current Limit

•	Internal Power Switches

•

Shutdown

•	Soft Start

•	Synchronous Rectifier

Yes

SOT-23/5

-40 to +85

MAX1692

2.7

5.5

1.25

5.5

Preset
Resistor

0.14

750

•	Adjustable Frequency

•	Current Limit

•	External Synchronization

•	Fixed Frequency/ PWM Operation

•	Internal Power Switches

•

Shutdown

•	Synchronous Rectifier

Yes

uMAX/10

-40 to +85

See All Step-Down Switching Regulators (223)