| 型號 | 下載 訂購 | 功能描述 | 制造商 上傳企業(yè) | LOGO |
|---|---|---|---|---|
MAX1623 | 3A, Low-Voltage, Step-Down Regulator with Synchronous Rectification and Internal Switches General Description The MAX1623 switch-mode buck regulator with synchronous rectification provides local CPU and bus-termination power in notebook and desktop computers. An internal 55m? (typ), 3A PMOS power switch and 60m? (typ), 3A NMOS synchronous-rectifier switch deliver continuous load curre 文件:164 Kbytes 頁數(shù):12 Pages | MAXIM 美信 | MAXIM | |
MAX1623 | 3A, Low-Voltage, Step-Down Regulator with Synchronous Rectification and Internal Switches 文件:242.93 Kbytes 頁數(shù):12 Pages | MAXIM 美信 | MAXIM | |
MAX1623 | 3A、低電壓、降壓型穩(wěn)壓器,內(nèi)置同步整流與開關 帶同步整流功能的MAX1623開關模式降壓穩(wěn)壓器可為筆記本電腦和臺式電腦提供本地CPU和總線終端電源。內(nèi)置的55mΩ(典型值)、3A PMOS電源開關和60mΩ(典型值)、3A NMOS同步整流器開關以95%的效率(典型值)從5V電源提供高達3A的連續(xù)負載電流。輸出精度為±1%,包括線路和負載調(diào)節(jié)。\n\n MAX1623提供恒定關斷時間、電流模式脈寬調(diào)制(PWM)控制,開關頻率高達350kHz。TOFF引腳上的外部電阻可用于設置關斷時間,從而在開關頻率、輸出開關噪聲和電感尺寸方面實現(xiàn)高度設計靈活性。該器件采用節(jié)省空間的20引腳SSOP封裝。 ? ±1%輸出精度,包括線路和負載調(diào)節(jié)\n\n? 94%效率\n\n? 內(nèi)部開關\n? 55mΩ PMOS電源開關\n\n? 60mΩ NMOS同步整流器開關\n\n\n\n\n? 提供3A負載能力\n\n? 外部元件很少\n\n? 引腳可選的3.3V、2.5V固定輸出電壓,或(1.1V至3.8V)可調(diào)輸出電壓\n\n? 輸入電壓范圍:4.5V至5.5V\n\n? 電源電流:400μA(典型值)\n\n? 關斷電源電流:< 1μA\n\n? 恒定關斷時間PWM操作\n\n? 開關頻率高達350kHz\n\n? 輕負載時進入Idle Mode?工作模式\n\n? 熱關斷保護\n\; | ADI 亞德諾 | ADI | |
3A, Low-Voltage, Step-Down Regulator with Synchronous Rectification and Internal Switches General Description The MAX1623 switch-mode buck regulator with synchronous rectification provides local CPU and bus-termination power in notebook and desktop computers. An internal 55m? (typ), 3A PMOS power switch and 60m? (typ), 3A NMOS synchronous-rectifier switch deliver continuous load curre 文件:164 Kbytes 頁數(shù):12 Pages | MAXIM 美信 | MAXIM | ||
3A, Low-Voltage, Step-Down Regulator with Synchronous Rectification and Internal Switches 文件:242.93 Kbytes 頁數(shù):12 Pages | MAXIM 美信 | MAXIM | ||
3A, Low-Voltage, Step-Down Regulator with Synchronous Rectification and Internal Switches 文件:242.93 Kbytes 頁數(shù):12 Pages | MAXIM 美信 | MAXIM | ||
Package:20-SSOP(0.209",5.30mm 寬);包裝:卷帶(TR) 功能:降壓 類別:集成電路(IC) 穩(wěn)壓器 - DC-DC 開關穩(wěn)壓器 描述:IC REG BUCK ADJ/PROG 3A 20SSOP | AD 亞德諾 | AD | ||
Package:20-SSOP(0.209",5.30mm 寬);包裝:托盤 功能:降壓 類別:集成電路(IC) 穩(wěn)壓器 - DC-DC 開關穩(wěn)壓器 描述:IC REG BUCK ADJ/PROG 3A 20SSOP | AD 亞德諾 | AD | ||
Package:20-SSOP(0.209",5.30mm 寬);包裝:托盤 功能:降壓 類別:集成電路(IC) DC DC 開關穩(wěn)壓器 描述:IC REG BUCK ADJ/PROG 3A 20SSOP | AD 亞德諾 | AD |
技術(shù)參數(shù)
- VIN (max)(V):
5.5
- VOUT1 (min)(V):
1.1
- VOUT1 (max)(V):
3.8
- IOUT1 (max)(A):
3
- Switch Type:
Internal
- Preset VOUT(V):
2.5
- Output Adjust. Method:
Preset
- VOUT1 Tolerance(±%):
1
- Synchronous Switching:
Yes
- ICC (max)(mA):
0.525
- # DC-DC Outputs:
1
- Switching Frequency(kHz):
350
- Features:
Adjustable Freq.
- EV Kit Available:
Yes
- Oper. Temp.(°C):
-40 to +85
- Package/ Pins:
SSOP/20
- Smallest Available Pckg. (max w/pins)(mm2):
57.9
- RoHS Available:
Yes
- Budgetary Price (See Notes):
$6.20 @1k
| 供應商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
MAXIM |
22+ |
SMD |
5000 |
原裝現(xiàn)貨庫存.價格優(yōu)勢!! |
詢價 | ||
MAXIM |
23+ |
SOP |
8000 |
只做原裝現(xiàn)貨 |
詢價 | ||
ADI |
25+ |
20-SSOP-5.3_MM |
5500 |
3A、低電壓、降壓型穩(wěn)壓器,內(nèi)置同步整流與開關 |
詢價 | ||
MAXIM |
23+ |
SMD |
3700 |
絕對全新原裝!現(xiàn)貨!特價!請放心訂購! |
詢價 | ||
MAX |
24+ |
SSOP20 |
85 |
詢價 | |||
MAX |
SSOP24 |
00+ |
6 |
全新原裝進口自己庫存優(yōu)勢 |
詢價 | ||
MAXIM |
17+ |
SSOP-20 |
6200 |
100%原裝正品現(xiàn)貨 |
詢價 | ||
MAX |
05+ |
原廠原裝 |
4283 |
只做全新原裝真實現(xiàn)貨供應 |
詢價 | ||
MAX |
24+ |
SSOP20 |
6980 |
原裝現(xiàn)貨,可開13%稅票 |
詢價 | ||
MAX |
23+ |
SOP |
5000 |
原裝正品,假一罰十 |
詢價 |
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