MAX688中文资料PDF规格书
MAX688规格书详情
General Description
The MAX687/MAX688/MAX689 low-dropout linear regulators operate with an input-to-output voltage differential limited only by an external PNP transistor. Outputs are fixed at 3.3V (MAX687/MAX688) or 3.0V (MAX689). The only external components required are a PNP pass transistor and output, compensation, and bypass capacitors. Base drive to the external transistor is at least 10mA, permitting output currents to exceed 1A when using high-gain transistors (β > 100). Output current limiting is implemented by limiting the external transistor’s base current. Output voltage monitoring and shutdown functions are included.
Features
♦ Fixed Outputs:
3.3V (MAX687/MAX688)
3.0V (MAX689)
♦ Directly Drives External PNP Transistor
♦ 10mA Min Base-Current Drive for >1A Output
♦ Low Dropout Voltage:
100mV Dropout at 650mA Output (FZT749)
40mV Dropout at 200mA Output (FZT749)
0.8V Dropout at 4A Output
♦ Power-Fail Output Monitors the Output Voltage
♦ Automatic, Latched Shutdown when Output Falls Out
of Regulation (MAX687)
♦ Precision Threshold Shutdown Control
(MAX688/MAX689)
♦ Low Supply Current:
150µA Operating
<1µA Shutdown
♦ 2.7V to 11.0V Supply Range
♦ 8-Pin DIP/SO/µMAX Packages
♦ <2mV Line Transient with 3.4V to 3.6V Input
♦ Output Accuracy
Applications
High-Efficiency Linear Regulator
Battery-Powered Devices
Portable Instruments
Portable Telephones
Power Supply or Backup Supply for Memory
产品属性
- 产品编号:
MAX6881ETE+
- 制造商:
Analog Devices Inc./Maxim Integrated
- 类别:
集成电路(IC) > 监控器
- 包装:
散装
- 类型:
序列发生器
- 电压 - 阈值:
可调节/可选择
- 工作温度:
-40°C ~ 85°C(TA)
- 安装类型:
表面贴装型
- 封装/外壳:
16-WQFN 裸露焊盘
- 供应商器件封装:
16-TQFN(4x4)
- 描述:
IC SEQUENCE/SUPERVISOR 16TQFN
供应商 | 型号 | 品牌 | 批号 | 封装 | 库存 | 备注 | 价格 |
---|---|---|---|---|---|---|---|
MAXIM |
21+ |
TQFN-EP-20 |
6000 |
原装现货 |
询价 | ||
MAXIM |
2016+ |
SOP-8 |
2600 |
本公司只做原装,假一罚十,可开17%增值税发票! |
询价 | ||
MAXIM |
2020+ |
QFN |
80000 |
只做自己库存,全新原装进口正品假一赔百,可开13%增 |
询价 | ||
MAXIM/美信 |
22+ |
QFN32 |
1191 |
原装现货假一赔十 |
询价 | ||
MAXIM/美信 |
22+ |
SOP-8 |
100000 |
代理渠道/只做原装/可含税 |
询价 | ||
MAX |
23+ |
QFN |
20000 |
原厂原装正品现货 |
询价 | ||
MAXIM/美信 |
2023 |
TQFN-EP-20 |
6500 |
公司原装现货/支持实单 |
询价 | ||
MAXIM(美信) |
23+ |
TQFN16EP(5x5) |
6000 |
询价 | |||
MAXIM |
23+ |
NA |
900 |
专业电子元器件供应链正迈科技特价代理QQ1304306553 |
询价 | ||
MAXIM/美信 |
21+ |
QFN |
13880 |
公司只售原装,支持实单 |
询价 |
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