3.0A,2.4MHz,可数字编程的 TinyBuck® 稳压器

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FAN53526 是一款步降开关稳压器,基于 2.5V 至 5.5V 的输入电压提供可数字编程的输出。输出电压可通过 I2C 接口进行编程,能够驱动最高 3.4MHz。FAN53526 适应带有同步整流的专属结构,能够以 80% 以上的能效驱动 3.0A 连续电流,同时在低至 10mA 的负载电流下保持该能效。该稳压器以 2.4MHz 的标称固定频率运行,降低了外部组件值。还可以增加附加输出电容,以改善瞬变负载下的调节,而且不会影响稳定性。在中等和轻型负载条件下,使用脉频调制 (PFM) 以节能模式运行该器件,且室温下的典型静止电流为 50 µA。即使静止电流如此之低,该零件在较大负载摆幅期间仍然具有绝佳的瞬变响应。在更高负载下,该系统则会自动切换为固定频率控制,在 2.4MHz 下运行。在关断模式下,电源电流降至 1µA 以下,减少了功耗。如果需要固定频率,则可以禁用 PFM 模式。FAN53526 采用 15凸块,1.310mmx 2.015mm,0.4mm 球形焊点间距 WLCSP 封装。

  • Application, Graphics, an DSP Processors: ARM, Tegra, OMAP, NovaThor, ARMADA, Krit
  • Hard Disk Drives, LPDDR3, LPDDR4
  • Tablets, Netbooks, Ultra−Mobile PCs
  • Smart Phones
  • Gaming Devices
  • Fixed Frequency Operation: 2.4MHz
  • Best-in-Class Load Transient
  • I2C−Compatible Interface Up to 3.4Mbps
  • Continuous Output Current: 3.0A
  • 2.5 V to 5.5 V Input Voltage Range
  • Digitally Programmable Output Voltage: 0.6V to 1.39375V in 6.25mV steps
  • Programmable Slew Rate for Voltage Transitions
  • PFM Mode for High Efficiency in Light-Load
  • Quiescent Current in PFM Mode: 50A (Typical)
  • Input Under−Voltage Lockout (UVLO)
  • Thermal Shutdown and Overload Protection

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FAN53526UC00X

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CAD Model

Pb

A

H

P

WLCSP-15

1

260

REEL

3000

Y

Step-Down

Voltage Mode

2.5

5.5

Adjustable

3

80

2400

$0.3819

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FAN53526UC100X

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CAD Model

Pb

A

H

P

WLCSP-15

1

260

REEL

3000

Y

Step-Down

Voltage Mode

2.5

5.5

Adjustable

3

80

2400

$0.4674

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FAN53526UC106X

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CAD Model

Pb

A

H

P

WLCSP-15

1

260

REEL

3000

Y

Step-Down

Voltage Mode

2.5

5.5

Adjustable

3

80

2400

$0.368

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FAN53526UC128X

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CAD Model

Pb

A

H

P

WLCSP-15

1

260

REEL

3000

Y

Step-Down

Voltage Mode

2.5

5.5

Adjustable

3

80

2400

$0.3864

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FAN53526UC168X

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Pb

A

H

P

WLCSP-15

1

260

REEL

3000

Y

Step-Down

~NA~

2.5

5.5

Adjustable

3

80

2400

$0.4048

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FAN53526UC288X

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CAD Model

Pb

A

H

P

WLCSP-15

1

260

REEL

3000

Y

~NA~

~NA~

2.5

5.5

Adjustable

3

80

2400

$0.368

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FAN53526UC64X

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CAD Model

Pb

A

H

P

WLCSP-15

1

260

REEL

3000

Y

Step-Down

Voltage Mode

2.5

5.5

Adjustable

3

80

2400

$0.368

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FAN53526UC84X

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CAD Model

Pb

A

H

P

WLCSP-15

1

260

REEL

3000

Y

Step-Down

Voltage Mode

2.5

5.5

Adjustable

3

80

2400

$0.368

More Details

FAN53526UC88X

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CAD Model

Pb

A

H

P

WLCSP-15

1

260

REEL

3000

Y

~NA~

~NA~

2.5

5.5

Adjustable

3

80

2400

$0.4416

More Details

FAN53526UC89X

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Active

CAD Model

Pb

A

H

P

WLCSP-15

1

260

REEL

3000

Y

Step-Down

Voltage Mode

2.5

5.5

Adjustable

3

80

2400

$0.368

More Details

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