Power Factor Controllers | NCP1654

连续导通模式（CCM）功率因数校正控制器

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概览

NCP1654是一款用于连续导通模式（CCM）功率因数校正 （PFC）步升预转换器的控制器。它在固定频率模式下控制电源开关导通时间（PWM），并取决于瞬时线圈电流。采用 SO-8 封装，最大程度减少了外部部件数量，并极大简化了 PFC 实施。它还集成了高安全性功能，使得 NCP1654 成为一款适用于有效输入功率失控箝位电路。

  • 功率因数矫正级
  • 台式个人电脑
  • 服务器
  • 连续导通模式
  • 平均电流模式或峰值电流模式运行
  • 极少的外部组件需求
  • 可编程过电流保护
  • 可编程过功率限制
  • 掉电检测
  • 过压保护
  • 开环欠压检测（关断）
  • 浪涌电流检测
  • 软启动

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CAD Models

Compliance

Package Type

Case Outline

MSL Type

MSL Temp (°C)

Container Type

Container Qty.

ON Target

PFC Mode

Frequency Operation

Control Mode

Topology

fSW Typ (kHz)

VCC Max (V)

Drive Cap. (mA)

UVLO (V)

Latch

UVP

Inhibition

Reference Price

NCP1654BD133R2G

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Active

CAD Model

Pb

A

H

P

SOIC-8

751-07

1

260

REEL

2500

Y

CCM

Fixed

Current Mode

Step-Up

133

20

1500 / 1500

10.5 - 13.75

No

Yes

Yes

$0.391

More Details

NCP1654BD200R2G

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Active

CAD Model

Pb

A

H

P

SOIC-8

751-07

1

260

REEL

2500

N

CCM

Fixed

Current Mode

Step-Up

200

20

1500 / 1500

10.5 - 13.75

No

Yes

Yes

$0.4667

More Details

NCP1654BD65R2G

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Active

CAD Model

Pb

A

H

P

SOIC-8

751-07

1

260

REEL

2500

Y

CCM

Fixed

Current Mode

Step-Up

65

20

1500 / 1500

10.5 - 13.75

No

Yes

Yes

$0.3795

More Details

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