MAX844C/D中文資料美信數(shù)據(jù)手冊PDF規(guī)格書
MAX844C/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
| 供應商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
MAXIM |
23+ |
SOP |
4963 |
詢價 | |||
MAXIM/美信 |
24+ |
NA/ |
13250 |
原裝現(xiàn)貨,當天可交貨,原型號開票 |
詢價 | ||
MAXIM |
25+ |
SOP8 |
7500 |
品牌一級代理,新加坡香港上百萬現(xiàn)貨,歡迎查詢! |
詢價 | ||
MAXIM |
25+ |
SMD |
4500 |
全新原裝、誠信經(jīng)營、公司現(xiàn)貨銷售! |
詢價 | ||
MAXIM |
23+ |
SMD |
2800 |
絕對全新原裝!現(xiàn)貨!特價!請放心訂購! |
詢價 | ||
MAXIM/美信 |
24+ |
SOP-8 |
1224 |
原裝現(xiàn)貨假一賠十 |
詢價 | ||
MAXIM/美信 |
23+ |
SOP-8 |
13000 |
原廠授權(quán)一級代理,專業(yè)海外優(yōu)勢訂貨,價格優(yōu)勢、品種 |
詢價 | ||
MAXIM |
24+ |
SMD |
6980 |
原裝現(xiàn)貨,可開13%稅票 |
詢價 | ||
MAXIM |
2020+ |
SOP8 |
10654 |
百分百原裝正品 真實公司現(xiàn)貨庫存 本公司只做原裝 可 |
詢價 | ||
MAXIM |
24+ |
2250 |
100%全新原裝公司現(xiàn)貨供應!隨時可發(fā)貨 |
詢價 |
