Offline Controllers | NCP1395

控制器，高性能谐振模式

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概览

NCP1395A A/B 提供构建可靠耐用的谐振模式电源所需的一切功能。其独特结构包括了一个 1 MHz 电压控制振荡器，其控制模式可在需要 OR 功能时带来灵活性，如多反馈路径实施中。各种具有不同反应时间的保护功能，如立即关断或基于计时器的事件、欠电压、断开的光电耦合器检测等，有利于更安全的转换器设计，而不会增加电路复杂度。可调死区时间还有利于降低击穿电流，也有利于提高开关频率。最后，板上运行跨导放大器还可实现各种不同配置，包括恒定输出电流工作模式或传统的电压调节。

  • LCD/Plasma TV Converters
  • High Power Ac--Dc Adapters for Notebooks
  • Industrial and Medical Power Sources
  • Offline Battery Chargers
  • High Frequency Operation from 50 kHz up to 1.0 MHz
  • Selectable Minimum Switching Frequency with ±3% Accuracy
  • Timer-Based Input with Auto-Recovery Operation for Delayed Event Reaction
  • Adjustable Deadtime from 150 ns to 1.0 µs
  • Startup Sequence via an Adjustable Soft--Start
  • Brown-Out Protection for a Simpler PFC Association
  • Latched Input for Severe Fault Conditions, e.g. Overtemperature or OVP
  • Enable Input for Immediate Event reaction or Simple ON/OFF Control
  • Operational Transconductance Amplifier (OTA) for Multiple Feedback Loops
  • Low Startup Current of 300 µA max
  • Common Collector Optocoupler Connection

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CAD Models

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Package Type

Case Outline

MSL Type

MSL Temp (°C)

Container Type

Container Qty.

ON Target

Topology

Control Mode

fsw Typ (kHz)

Stand-by Mode

UVLO (V)

Short Circuit Protection

Latch

Soft Start

VCC Max (V)

Drive Cap. (mA)

Reference Price

NCP1395ADR2G

Contact Sales

Obsolete

CAD Model

Pb

A

H

P

SOIC-16

751B-05

1

260

REEL

2500

N

Half-Bridge

Voltage Mode

1000

Yes

Yes

Yes

Yes

Yes

20

180 / 180

Price N/A

More Details

NCP1395APG

Contact Sales

Obsolete

CAD Model

Pb

A

H

P

PDIP-16

648-08

1

260

TUBE

25

N

Half-Bridge

Voltage Mode

1000

Yes

Yes

Yes

Yes

Yes

20

180 / 180

Price N/A

More Details

NCP1395BDR2G

Contact Sales

Last Shipments

CAD Model

Pb

A

H

P

SOIC-16

751B-05

1

260

REEL

2500

N

Half-Bridge

Voltage Mode

1000

Yes

Yes

Yes

Yes

Yes

20

180 / 180

Price N/A

More Details

NCP1395BPG

Contact Sales

Obsolete

CAD Model

Pb

A

H

P

PDIP-16

648-08

1

260

TUBE

25

N

Half-Bridge

Voltage Mode

1000

Yes

Yes

Yes

Yes

Yes

20

180 / 180

Price N/A

More Details

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