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The ST1S30 is a step-down DC-DC converter optimized for powering low output voltage applications. It supplies a current in excess of 3 A over an input voltage range from 2.7 V to 6 V.
A high PWM switching frequency (1.5 MHz) allows the use of tiny surface-mount components.
Moreover, since the required synchronous rectifier is integrated, the number of the external components is reduced to minimum: a resistor divider, an inductor and two capacitors. The Power Good function continuously monitors the output voltage. An open drain Power Good flag is released when the output voltage is within regulation. In addition, a low output ripple is guaranteed by the current mode PWM topology and by the use of low ESR SMD ceramic capacitors. The device is thermally protected and the output current limited to prevent damages due to accidental short circuit. The ST1S30 is available in the DFN8 (4 x 4 mm) package.主な特徴
- 1.5 MHz fixed frequency PWM with current control mode
- 3 A output current capability
- Typical efficiency: > 90%
- 2 % DC output voltage tolerance
- Two versions available: power good or inhibit
- Integrated output over-voltage protection
- Non switching quiescent current: (typ) 1.5 mA over temperature range
- RDSon (typ) 100 mΩ
- Utilizes tiny capacitors and inductors
- Operating junction temp. -25 °C to 125 °C
- Available in DFN8 (4 x 4 mm) exposed pad
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サンプル & 購入
| 製品型番 | パッケージ | 梱包タイプ | 製品ステータス | 概算価格（USS） | 数量 | ECCN (US) | Country of Origin | 販売代理店からオーダー | STからオーダー |
|---|---|---|---|---|---|---|---|---|---|
| ST1S30IPUR | DFN8 4x4 | Tape And Reel | アクティブ | 0.624 | 10000 | EAR99 | MALAYSIA | 販売代理店に在庫がない場合は、STのセールスオフィスまでお問い合わせください |
ST1S30IPUR
パッケージ
DFN8 4x4梱包タイプ
Tape And ReelUnit Price (US$)
0.624*(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office or our Distributors
ビデオ
| 製品型番 | 製品ステータス | パッケージ | グレード | RoHSコンプライアンスグレード | Material Declaration** |
|---|---|---|---|---|---|
| ST1S30IPUR | アクティブ | DFN8 4x4 | インダストリアル | Ecopack2 |
(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.
