Offline Controllers | MC33067

高性能共振モード・コントローラ

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Overview

MC34067/MC33067 は、高性能ゼロ電圧スイッチ共振モード・コントローラで、周波数変調された固定オフタイム制御または固定デッドタイム制御を使用するオフライン/DC-DC コンバータ・アプリケーション用に設計されています。可変周波数発振器、正確な再トリガが可能なワンショット・タイマ、温度補償リファレンス、高ゲイン広帯域幅エラー・アンプ、ステアリング・フリップフロップ、デュアル高電流トーテムポール出力の機能があり、パワー MOSFET の駆動に最適です。また、高速フォルト・コンパレータとラッチ、プログラミング可能なソフトスタート回路、閾値の選択が可能な入力低電圧ロックアウト、リファレンス低電圧ロックアウトで構成される保護機能も持ちます。これらのデバイスは、デュアルインライン表面実装パッケージで提供されます。

  • Zero Voltage Switch Resonant Mode Operation
  • Variable Frequency Oscillator with a Control Range Exceeding 1000:1
  • Precision One-Shot Timer for Controlled Off-Time
  • Internally Trimmed Bandgap Reference
  • 4.0 MHz Error Amplifier
  • Dual High Current Totem Pole Outputs
  • Selectable Undervoltage Lockout Thresholds with Hysteresis
  • Enable Input
  • Programmable Soft-Start Circuitry
  • Low Startup Current for Off-Line Operation
  • Pb-Free Packages are Available*

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Package Type

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MSL Type

MSL Temp (°C)

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Container Qty.

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Control Mode

fsw Typ (kHz)

Stand-by Mode

UVLO (V)

Short Circuit Protection

Latch

Soft Start

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Reference Price

MC33067DWG

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Obsolete

CAD Model

Pb

A

H

P

SOIC-16W

751G-03

3

260

TUBE

47

N

Flyback

Voltage Mode

1000

No

Yes

Yes

No

Yes

20

200 / 200

Price N/A

More Details

MC33067DWR2G

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Active, Not Rec

CAD Model

Pb

A

H

P

SOIC-16W

751G-03

3

260

REEL

1000

N

Flyback

Voltage Mode

1000

No

Yes

Yes

No

Yes

20

200 / 200

$1.4298

More Details

MC33067PG

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Active, Not Rec

CAD Model

Pb

A

H

P

PDIP-16

648-08

NA

0

TUBE

25

N

Flyback

Voltage Mode

1000

No

Yes

Yes

No

Yes

20

200 / 200

$1.4298

More Details

MC34067DWG

Loading...

Obsolete

CAD Model

Pb

A

H

P

SOIC-16W

751G-03

3

260

TUBE

47

N

Flyback

Voltage Mode

1000

No

Yes

Yes

No

Yes

20

200 / 200

Price N/A

More Details

MC34067DWR2G

Loading...

Last Shipments

CAD Model

Pb

A

H

P

SOIC-16W

751G-03

3

260

REEL

1000

N

Flyback

Voltage Mode

1000

No

Yes

Yes

No

Yes

20

200 / 200

Price N/A

More Details

MC34067PG

Loading...

Active, Not Rec

CAD Model

Pb

A

H

P

PDIP-16

648-08

NA

0

TUBE

25

N

Flyback

Voltage Mode

1000

No

Yes

Yes

No

Yes

20

200 / 200

$1.4

More Details

NCV33067DWR2G

Loading...

Obsolete

CAD Model

Pb

A

H

P

SOIC-16W

751G-03

3

260

REEL

1000

N

Flyback

Voltage Mode

1000

No

Yes

Yes

No

Yes

20

200 / 200

Price N/A

More Details

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