| 型號(hào) | 下載 訂購(gòu) | 功能描述 | 制造商 上傳企業(yè) | LOGO |
|---|---|---|---|---|
MAX840 | Low-Noise, Regulated, -2V GaAsFET Bias General Description The MAX840/MAX843/MAX844 low-noise, inverting charge-pump power supplies are ideal for biasing GaAsFETs in cellular telephone transmitter amplifiers. They operate with inputs down to 2.5V. Features ? Fixed -2V or Adjustable -0.5V to -9.4V Output at 4mA (MAX840) ? 2.5V to 10 文件:161.02 Kbytes 頁(yè)數(shù):10 Pages | MAXIM 美信 | MAXIM | |
MAX840 | 低噪聲、穩(wěn)壓型、-2V GaAsFET偏置電源 MAX840/MAX843/MAX844低噪聲、反相電荷泵電源非常適合用于偏置蜂窩電話發(fā)射器放大器中的GaAsFET。其工作輸入電壓低至2.5V。\n\n MAX840提供-2V預(yù)設(shè)輸出和-0.5V至-9.4V可調(diào)輸出。MAX843/MAX844使用外部正控制電壓來(lái)設(shè)置負(fù)輸出電壓。所有器件的輸入電壓范圍為2.5V至10V,VIN > 2.7V時(shí)的輸出電流為4mA。這些電路可以使用低至0.22μF的小型電容工作。\n\n 內(nèi)部線性穩(wěn)壓器將MAX840的輸出電壓紋波降至1mVp-p。對(duì)于充分濾波的控制電壓(VCTRL),MAX843/MAX844還可實(shí)現(xiàn)低于1mVp-p的典型輸 ? 4mA時(shí)提供-2V固定輸出或-0.5V至-9.4V可調(diào)輸出(MAX840)\n\n? 輸入電壓范圍:2.5V至10V\n\n? 使用小型電容(低至0.22μF)工作\n\n? 輸出電壓紋波:1mVp-p\n\n? 電荷泵開(kāi)關(guān)頻率:\n? 正常工作時(shí)為100kHz\n\n? 關(guān)斷模式下為20kHz (MAX844)\n\n\n\n\n? 整個(gè)溫度范圍內(nèi)的最大邏輯電平關(guān)斷電流為1μA(MAX840/MAX843)\n\n? 小型8引腳SO封裝; | ADI 亞德諾 | ADI | |
Low-Noise, Regulated, -2V GaAsFET Bias General Description The MAX840/MAX843/MAX844 low-noise, inverting charge-pump power supplies are ideal for biasing GaAsFETs in cellular telephone transmitter amplifiers. They operate with inputs down to 2.5V. Features ? Fixed -2V or Adjustable -0.5V to -9.4V Output at 4mA (MAX840) ? 2.5V to 10 文件:161.02 Kbytes 頁(yè)數(shù):10 Pages | MAXIM 美信 | MAXIM | ||
Low-Noise, Regulated, -2V GaAsFET Bias General Description The MAX840/MAX843/MAX844 low-noise, inverting charge-pump power supplies are ideal for biasing GaAsFETs in cellular telephone transmitter amplifiers. They operate with inputs down to 2.5V. Features ? Fixed -2V or Adjustable -0.5V to -9.4V Output at 4mA (MAX840) ? 2.5V to 10 文件:161.02 Kbytes 頁(yè)數(shù):10 Pages | MAXIM 美信 | MAXIM | ||
Low-Noise, Regulated, -2V GaAsFET Bias General Description The MAX840/MAX843/MAX844 low-noise, inverting charge-pump power supplies are ideal for biasing GaAsFETs in cellular telephone transmitter amplifiers. They operate with inputs down to 2.5V. Features ? Fixed -2V or Adjustable -0.5V to -9.4V Output at 4mA (MAX840) ? 2.5V to 10 文件:161.02 Kbytes 頁(yè)數(shù):10 Pages | MAXIM 美信 | MAXIM | ||
Low-Noise, Regulated, -2V GaAsFET Bias General Description The MAX840/MAX843/MAX844 low-noise, inverting charge-pump power supplies are ideal for biasing GaAsFETs in cellular telephone transmitter amplifiers. They operate with inputs down to 2.5V. Features ? Fixed -2V or Adjustable -0.5V to -9.4V Output at 4mA (MAX840) ? 2.5V to 10 文件:161.02 Kbytes 頁(yè)數(shù):10 Pages | MAXIM 美信 | MAXIM | ||
Package:8-SOIC(0.154",3.90mm 寬);包裝:管件 類別:集成電路(IC) 特殊用途穩(wěn)壓器 描述:IC REG CHARGE PUMP 1OUT 8SOIC | AD 亞德諾 | AD | ||
Package:8-SOIC(0.154",3.90mm 寬);包裝:管件 類別:集成電路(IC) 特殊用途穩(wěn)壓器 描述:IC REG CHARGE PUMP 1OUT 8SOIC | AD 亞德諾 | AD | ||
Package:8-SOIC(0.154",3.90mm 寬);包裝:卷帶(TR) 類別:集成電路(IC) 特殊用途穩(wěn)壓器 描述:IC REG CHARGE PUMP 1OUT 8SOIC | AD 亞德諾 | AD |
技術(shù)參數(shù)
- VIN (min)(V):
2.5
- VIN (max)(V):
10
- IOUT (typ)(A):
0.01
- Unadj. VOUT(V):
-2.0
- Adj. VOUT (min)(V):
-VIN-0.6
- Adj. VOUT (max)(V):
-0.5
- ICC (max)(mA):
1.3
- Switching Frequency(kHz):
100
- Features:
Shutdown
- Oper. Temp.(°C):
-40 to +85
- Package/ Pins:
SOIC (N)/8
- Smallest Available Pckg. (max w/pins)(mm2):
31
- RoHS Available:
Yes
- Budgetary Price (See Notes):
$1.84 @1k
| 供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫(kù)存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
MAXIM |
24+ |
500 |
本站現(xiàn)貨庫(kù)存 |
詢價(jià) | |||
MAXIM/美信 |
23+ |
SOP-8 |
13000 |
原廠授權(quán)一級(jí)代理,專業(yè)海外優(yōu)勢(shì)訂貨,價(jià)格優(yōu)勢(shì)、品種 |
詢價(jià) | ||
ADI |
25+ |
Small-Outline IC, Narrow (0.15 |
5500 |
低噪聲、穩(wěn)壓型、-2V GaAsFET偏置電源 |
詢價(jià) | ||
MAX |
2015+ |
SOP |
19889 |
一級(jí)代理原裝現(xiàn)貨,特價(jià)熱賣! |
詢價(jià) | ||
MAXIM |
15+ |
SOP8 |
11560 |
全新原裝,現(xiàn)貨庫(kù)存,長(zhǎng)期供應(yīng) |
詢價(jià) | ||
MAXIM |
00+ |
SOP8 |
56 |
全新原裝100真實(shí)現(xiàn)貨供應(yīng) |
詢價(jià) | ||
MAX |
98+ |
SOP8 |
1350 |
全新原裝進(jìn)口自己庫(kù)存優(yōu)勢(shì) |
詢價(jià) | ||
MAXIM |
13+ |
N.SO |
3758 |
原裝分銷 |
詢價(jià) | ||
MAXIM |
25+ |
SOP-8 |
2500 |
福安甌為您提供真芯庫(kù)存,真誠(chéng)服務(wù) |
詢價(jià) | ||
max |
24+ |
N/A |
6980 |
原裝現(xiàn)貨,可開(kāi)13%稅票 |
詢價(jià) |
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