MAX840C/D中文資料美信數(shù)據(jù)手冊(cè)PDF規(guī)格書
MAX840C/D規(guī)格書詳情
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 10V Input Voltage Range
? Operate with Small Capacitors (as low as 0.22μF)
? 1mVp-p Output Voltage Ripple
? Charge-Pump Switching Frequency:
?? 100kHz in Normal Operation
?? 20kHz in Shutdown Mode (MAX844)
? 1μA Max Logic-Level Shutdown Over Temp. (MAX840/MAX843)
? Small 8-Pin SO Package
Applications
?? Cellular Phones
?? GaAsFET Power Amplifier Modules
?? Personal Communicators, PDAs
?? Wireless Data Loggers
?? Continuously Adjustable GaAsFET Bias
?? LCD-Bias Contrast Control
?? Regulated Negative Power Supplies
| 供應(yīng)商 | 型號(hào) | 品牌 | 批號(hào) | 封裝 | 庫存 | 備注 | 價(jià)格 |
|---|---|---|---|---|---|---|---|
MAXIM/美信 |
23+ |
NA/ |
5943 |
優(yōu)勢(shì)代理渠道,原裝正品,可全系列訂貨開增值稅票 |
詢價(jià) | ||
MAXIM |
2016+ |
SOP8 |
5943 |
只做原裝,假一罰十,公司可開17%增值稅發(fā)票! |
詢價(jià) | ||
MAXIM/美信 |
22+ |
SOP-8 |
100000 |
代理渠道/只做原裝/可含稅 |
詢價(jià) | ||
MAXIM |
23+ |
SOP8 |
20000 |
原廠原裝正品現(xiàn)貨 |
詢價(jià) | ||
MAXIM |
24+ |
SOP8 |
35400 |
全新原裝現(xiàn)貨/假一罰百! |
詢價(jià) | ||
MAXIM |
SOP8 |
68900 |
原包原標(biāo)簽100%進(jìn)口原裝常備現(xiàn)貨! |
詢價(jià) | |||
MAXIM |
22+ |
SOP8 |
3000 |
原裝正品,支持實(shí)單 |
詢價(jià) | ||
MAXIM |
23+ |
SMD |
4500 |
全新原裝、誠信經(jīng)營、公司現(xiàn)貨銷售! |
詢價(jià) | ||
MAXIM |
23+ |
SMD |
6500 |
絕對(duì)全新原裝!現(xiàn)貨!特價(jià)!請(qǐng)放心訂購! |
詢價(jià) | ||
MAXIM |
19+ |
SOP8 |
256800 |
原廠代理渠道,每一顆芯片都可追溯原廠； |
詢價(jià) |
