参数资料
型号: MIC5309-1.8YMT TR
厂商: Micrel Inc
文件页数: 1/11页
文件大小: 0K
描述: IC REG LDO 1.8V .3A 6-TMLF
标准包装: 1
稳压器拓扑结构: 正,固定式
输出电压: 1.8V
输入电压: 最高 5.5V
电压 - 压降(标准): 0.1V @ 300mA
稳压器数量: 1
电流 - 输出: 300mA
电流 - 限制(最小): 350mA
工作温度: -40°C ~ 125°C
安装类型: 表面贴装
封装/外壳: 6-UFDFN 裸露焊盘,6-TMLF?
供应商设备封装: 6-TMLF?(1.6x1.6)
包装: 标准包装
产品目录页面: 1102 (CN2011-ZH PDF)
其它名称: 576-3020-6
MIC5309
Low V IN /V OUT 300mA High PSRR
ULDO? with Ultra-Low IQ
General Description
Features
The MIC5309 is a high performance, μCap low dropout
regulator, offering ultra-low operating current while
maintaining very fast transient response. The MIC5309
can source up to 300mA of output current and can
regulate down from a low input supply voltage to increase
system efficiency.
Ideal for battery operated applications; the MIC5309 offers
extremely low dropout voltage 100mV typically @ 300mA
load, and low ground current at all load conditions
(typically 23μA). The MIC5309 can also be put into a zero-
off-mode current state, drawing virtually no current when
disabled.
The MIC5309 is available in fixed output voltages in the
tiny 6-pin 1.6mm x 1.6mm thin MLF ? leadless package as
well as the 6-pin TSOT-23 for cost sensitive applications.
Data sheets and support documentation can be found on
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Input voltage range: 1.7V to 5.5V
Guaranteed 300mA over temperature
Ultra Low dropout voltage of 100mV typical 300mA
High PSRR, up to 90dB @ 1kHz
Output Voltage range: 0.8V to 2.0V
Very low ground current – 23μA under full load
Bias supply voltage range: 2.5V to 5.5V
Stable with 1μF ceramic output capacitor
300mA maximum output current at 1.7V input voltage
Very fast transient response – ideal for digital loads
Thermal shutdown and current limit protection
Tiny 6-pin 1.6mm x 1.6mm Thin MLF ? package
Cost effective 6-pin TSOT-23 package
Micrel’s web site at: www.micrel.com.
Applications
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Mobile Phones
PDAs
GPS Receivers
Portable Electronics
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Typical Application
MIC5309
BIAS
Li-Ion
2.7V to 4.2V
MIC23050
DC-to-DC
Converter
C BIAS
1μF
C IN
1μF
VIN
EN
GND
VOUT
BYP
C BYP
10nF
C OUT
1μF
ULDO is a trademark of Micrel, Inc.
MLF and Micro LeadFrame are registered trademarks of Amkor Technology, Inc.
Micrel Inc. ? 2180 Fortune Drive ? San Jose, CA 95131 ? USA ? tel +1 ( 408 ) 944-0800 ? fax + 1 (408) 474-1000 ? http://www.micrel.com
May 2008
M9999-051508-D
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