ST777ACN中文資料意法半導(dǎo)體數(shù)據(jù)手冊(cè)PDF規(guī)格書
| 廠商型號(hào) |
ST777ACN |
| 功能描述 | LOW VOLTAGE INPUT, 3-3.3V/5V/ADJUSTABLE OUTPUT DC-DC CONVERTER WITH SYNCHRONOUS RECTIFIER |
| 文件大小 |
344.48 Kbytes |
| 頁面數(shù)量 |
11 頁 |
| 生產(chǎn)廠商 | STMicroelectronics |
| 企業(yè)簡(jiǎn)稱 |
STMICROELECTRONICS【意法半導(dǎo)體】 |
| 中文名稱 | 意法半導(dǎo)體集團(tuán)官網(wǎng) |
| 原廠標(biāo)識(shí) |  |
| 數(shù)據(jù)手冊(cè) | |
| 更新時(shí)間 | 2025-1-1 13:42:00 |
ST777ACN規(guī)格書詳情
DESCRIPTION
The ST777/778/779 are dc-dc converters that step-up from low voltage inputs requiring only three external components, an inductor (typically 22μH) and two capacitors. The device include a Sinchronous Rectifier that eliminates the need for an external catch diode, and allows regulation even when the input is greater than the output.
Unlike others step-up DC-DC converters the ST777/778/779’s Sinchronous Rectifier turns off in the shutdown mode, fully disconnecting the output from the source. This eliminates the current drain associated with conventional step-up converters when off or in shutdown. Supply current is 270μA under no load and only 20μA in stand by mode.
■ 1V TO 6V INPUT GUARANTEES START-UP UNDER LOAD
■ MAXIMUM OUTPUT CURRENT OF 300mA
(778 OR 779 ADJUSTED TO 3V)
■ LOAD FULLY DISCONNECTED IN SHUTDOWN
■ TYPICAL EFFICIENCY OF 82
■ INTERNAL 1A POWER SWITCH AND SYNCHRONOUS RECTIFIER
■ ADJUSTABLE CURRENT LIMIT ALLOWS LOW-COST INDUCTORS
■ SUPPLY CURRENT OF 270μA (NO LOAD)
■ SHUTDOWN SUPPLY CURRENT 20μA
■ PACKAGE AVAILABLE: DIP-8 AND SO-8
產(chǎn)品屬性
- 型號(hào)：
ST777ACN
- 制造商：
STMICROELECTRONICS
- 制造商全稱：
STMicroelectronics
- 功能描述：
LOW VOLTAGE INPUT, 3-3.3V/5V/ADJUSTABLE OUTPUT DC-DC CONVERTER WITH SYNCHRONOUS RECTIFIER
| 供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
Sitronix |
24+ |
35200 |
一級(jí)代理/放心采購 |
詢價(jià) | |||
Sitronix |
2023+ |
80000 |
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詢價(jià) | |||
Sitronix |
23+ |
SMD |
10000 |
原裝正品現(xiàn)貨 |
詢價(jià) | ||
SITRONIX |
24+ |
COG |
22500 |
絕對(duì)原裝正品現(xiàn)貨,假一罰十 |
詢價(jià) | ||
Sitronix |
23+ |
SMD |
50000 |
全新原裝正品現(xiàn)貨,支持訂貨 |
詢價(jià) | ||
Sitronix |
09+ |
SMD |
1644 |
一級(jí)代理,專注軍工、汽車、醫(yī)療、工業(yè)、新能源、電力 |
詢價(jià) | ||
SITRONIX |
2018+ |
COG |
6000 |
全新原裝正品現(xiàn)貨,假一賠佰 |
詢價(jià) | ||
SITRONIX |
23+ |
COG |
11200 |
原廠授權(quán)一級(jí)代理、全球訂貨優(yōu)勢(shì)渠道、可提供一站式BO |
詢價(jià) | ||
SITRONIX |
23+ |
NA |
50000 |
全新原裝正品現(xiàn)貨,支持訂貨 |
詢價(jià) | ||
SITRONIX |
2021+ |
COG |
100500 |
一級(jí)代理專營(yíng)品牌!原裝正品,優(yōu)勢(shì)現(xiàn)貨,長(zhǎng)期排單到貨 |
詢價(jià) |
