MAX1959中文資料美信數(shù)據(jù)手冊PDF規(guī)格書
MAX1959規(guī)格書詳情
General Description
The MAX1958/MAX1959 power amplifier (PA) power-management ICs (PMICs) integrate an 800mA, dynamically adjustable step-down converter, a 5mA Rail-to-Rail? operational amplifier (op amp), and a precision temperature sensor to power a heterojunction bipolar transistor (HBT) PA in W-CDMA and N-CDMA cell phones.
Features
? Step-Down Converter
??? Dynamically Adjustable Output Voltage from
??? 0.75V to 3.4V (MAX1958)
??? Dynamically Adjustable Output Voltage from
??? 1V to 3.6V (MAX1959)
??? 800mA Guaranteed Output Current
??? 130mV IC Dropout at 600mA Load
??? Low Quiescent Current
??????? 190μA (typ) in Skip Mode (MAX1958)
??????? 3mA (typ) in PWM Mode
??????? 0.1μA (typ) in Shutdown Mode
??? 1MHz Fixed-Frequency PWM operation
??? 16 to 100 Duty-Cycle Operation
No External Schottky Diode Required Soft-Start
? Operational Amplifier
??? 5mA Rail-to-Rail Output
??? Active Discharge in Shutdown
??? 800kHz Gain-Bandwidth Product
??? 120dB Open-Loop Voltage Gain (RL = 100k?)
? Temperature Sensor
??? Accurate Sensor -11.7mV/°C Slope
??? -40°C to +125°C-Rated Temperature Range
? 20-Pin Thin QFN (5mm ? 5mm), 0.8mm Height (max)
Applications
??? W-CDMA and N-CDMA Cellular Phones
??? Wireless PDAs and Modems
產(chǎn)品屬性
- 型號：
MAX1959
- 功能描述：
PMIC 解決方案 WCDMA/NCDMA HBT PA Mgt IC
- RoHS：
否
- 制造商：
Texas Instruments
- 安裝風(fēng)格：
SMD/SMT
- 封裝/箱體：
QFN-24
- 封裝：
Reel
| 供應(yīng)商 | 型號 | 品牌 | 批號 | 封裝 | 庫存 | 備注 | 價格 |
|---|---|---|---|---|---|---|---|
MAXIM |
2020+ |
DIP16 |
80000 |
只做自己庫存,全新原裝進口正品假一賠百,可開13%增 |
詢價 | ||
MAX |
24+ |
MSOP |
16800 |
絕對原裝進口現(xiàn)貨,假一賠十,價格優(yōu)勢! |
詢價 | ||
MAXIM |
22+ |
DIP-16 |
3000 |
原裝正品,支持實單 |
詢價 | ||
MAXIM |
23+ |
SMD |
4500 |
全新原裝、誠信經(jīng)營、公司現(xiàn)貨銷售! |
詢價 | ||
MAX |
22+ |
DIP |
8200 |
原裝現(xiàn)貨庫存.價格優(yōu)勢 |
詢價 | ||
24+ |
3000 |
公司現(xiàn)貨 |
詢價 | ||||
MAX |
23+ |
DIP16 |
5000 |
原裝正品,假一罰十 |
詢價 | ||
MAXIM |
18+ |
DIP16 |
85600 |
保證進口原裝可開17%增值稅發(fā)票 |
詢價 | ||
MAXIM |
05+ |
100 |
原裝正品 |
詢價 | |||
MAX |
21+ |
DIP |
1625 |
只做原裝正品,不止網(wǎng)上數(shù)量,歡迎電話微信查詢! |
詢價 |
