| 型號 | 下載 訂購 | 功能描述 | 制造商 上傳企業(yè) | LOGO |
|---|---|---|---|---|
L6983 | 38 V, 3 A synchronous step-down converter with 17 關A quiescent current 文件:4.9885 Mbytes 頁數:63 Pages | STMICROELECTRONICS 意法半導體 | STMICROELECTRONICS | |
L6983 | 38V、3A同步降壓轉換器,靜態(tài)電流為17μA L6983是一種易于使用的同步單片降壓調節(jié)器,能夠向負載提供高達3 A的電流。寬的輸入電壓范圍使該器件適用于廣泛的應用領域。L6983基于峰值電流模式架構,采用QFN16 3x3封裝,帶內部補償功能,從而使設計復雜性和尺寸降至最低。\n\n L6983有低功耗模式(LCM)和低噪聲模式(LNM)兩個版本。LCM最大限度提高了輕負載時的效率,且輸出電壓紋波可控,因此該器件適用于電池供電的應用。LNM使開關頻率保持恒定,并在輕負載工作時將輸出電壓紋波降至最低,滿足低噪聲敏感型應用的要求。L6983允許在200 KHz - 2.2 MHz范圍內選擇開關頻率,并以可選擴展頻譜改善EMC。\n\n EN ? 3.5 V至38 V 工作輸入電壓 \n? 輸出電壓從0.85 V到VIN \n? 3.3 V和5 V固定輸出電壓版本 \n? 3 A DC輸出電流 \n? 工作靜態(tài)電流為17 μA \n? 內部補償網絡 \n? 兩種不同的版本:LCM確保低負載時的高效率,而LNM 適用于噪聲敏感型應用。 \n? 2 μA關斷電流 \n? 內部軟啟動? 使能 \n? 過電壓保護 \n? 輸出電壓序時序 \n? 過溫保護 \n? 開關頻率從200 kHz至2.3 MHz可調使用低ESR電容時仍可穩(wěn)定工作 \n? 以可選擴展頻譜改善EMC \n? 電源正常信號 \n? LNM版本可與外部時鐘同步 \n? QF; | ST 意法半導體 | ST | |
38 V, 10 W synchronous iso-buck converter for isolated applications Features Designed for iso-buck topology 3.5 V to 38 V operating input voltage Primary output voltage regulation / no optocoupler required 4.5 A source / sink peak primary current capability Peak current mode architecture in forced PWM operation 390 ns blanking time 200 kHz to 1 MHz programm 文件:18.22077 Mbytes 頁數:56 Pages | STMICROELECTRONICS 意法半導體 | STMICROELECTRONICS | ||
38 V, 10 W synchronous iso-buck converter for isolated applications Features Designed for iso-buck topology 3.5 V to 38 V operating input voltage Primary output voltage regulation / no optocoupler required 4.5 A source / sink peak primary current capability Peak current mode architecture in forced PWM operation 390 ns blanking time 200 kHz to 1 MHz programm 文件:18.22077 Mbytes 頁數:56 Pages | STMICROELECTRONICS 意法半導體 | STMICROELECTRONICS | ||
38 V, 10 W synchronous iso-buck converter for isolated applications Features Designed for iso-buck topology 3.5 V to 38 V operating input voltage Primary output voltage regulation / no optocoupler required 4.5 A source / sink peak primary current capability Peak current mode architecture in forced PWM operation 390 ns blanking time 200 kHz to 1 MHz programm 文件:18.22077 Mbytes 頁數:56 Pages | STMICROELECTRONICS 意法半導體 | STMICROELECTRONICS | ||
38 V, 3 A synchronous step-down converter with 17 關A quiescent current 文件:4.96803 Mbytes 頁數:63 Pages | STMICROELECTRONICS 意法半導體 | STMICROELECTRONICS | ||
38 V, 3 A synchronous step-down converter with 17 關A quiescent current 文件:4.9885 Mbytes 頁數:63 Pages | STMICROELECTRONICS 意法半導體 | STMICROELECTRONICS | ||
38 V, 3 A synchronous step-down converter with 17 關A quiescent current 文件:4.96803 Mbytes 頁數:63 Pages | STMICROELECTRONICS 意法半導體 | STMICROELECTRONICS | ||
38 V, 3 A synchronous step-down converter with 17 關A quiescent current 文件:4.96803 Mbytes 頁數:63 Pages | STMICROELECTRONICS 意法半導體 | STMICROELECTRONICS | ||
38 V, 3 A synchronous step-down converter with 17 關A quiescent current 文件:4.9885 Mbytes 頁數:63 Pages | STMICROELECTRONICS 意法半導體 | STMICROELECTRONICS |
技術參數
- Marketing Status:
Active
- Package:
QFPN 3X3X0.80 16L PITCH 0.50
- Grade:
Industrial
- Input Voltage_min(V):
3.5
- Input Voltage_max(V):
38
- Output Current-Max_nom(A):
3
- Synchronous rectification:
Yes
- Quiescent current_typ(mA):
0.017
- Regulator Switching frequency_typ(kHz):
200
- Inhibit Pin:
true
- Soft-start:
Yes
- Oscillator Switching frequency_min(Internal)(kHz):
250
- Oscillator Switching frequency_max(Internal)(kHz):
600
| 供應商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
ST(意法半導體) |
2447 |
QFN-16 |
105000 |
3000個/圓盤一級代理專營品牌!原裝正品,優(yōu)勢現貨, |
詢價 | ||
ST/意法 |
21+ |
N/A |
2000 |
優(yōu)勢供應 實單必成 可開增值稅13點 |
詢價 | ||
STMICROELECTRONICS |
21+ |
NA |
3000 |
只做原裝,一定有貨,不止網上數量,量多可訂貨! |
詢價 | ||
ST(意法半導體) |
2021+ |
QFN-16 |
499 |
詢價 | |||
ST/意法半導體 |
2021+ |
QFN-16 |
7600 |
原裝現貨,歡迎詢價 |
詢價 | ||
ST/意法半導體 |
24+ |
QFN-16 |
6000 |
全新原裝深圳倉庫現貨有單必成 |
詢價 | ||
ST/意法半導體 |
21+ |
QFN-16 |
10000 |
只做原裝,質量保證 |
詢價 | ||
ST/意法 |
23+ |
QFN-16 |
3000 |
一級代理原廠VIP渠道,專注軍工、汽車、醫(yī)療、工業(yè)、 |
詢價 | ||
ST |
24+ |
NA |
10000 |
詢價 | |||
ST/意法 |
20+ |
N/A |
1000 |
進口原裝現貨假一賠萬力挺實單 |
詢價 |
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