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参数资料
| 型号： | LM3668SDX-3.3/NOPB |
| 厂商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分类： | 稳压器 |
| 英文描述： | 2.05 A DUAL SWITCHING CONTROLLER, 2500 kHz SWITCHING FREQ-MAX, DSO12 |
| 封装： | ROHS COMPLIANT, LLP-12 |
| 文件页数： | 10/20页 |
| 文件大小： | 2497K |
| 代理商： | LM3668SDX-3.3/NOPB |
General
Description
The LM3668 is
a synchornous
buck-boost
DC-DC
converter
optimized for
powering low
voltage circuits
from a Li-Ion
battery and
input voltage
rails between
2.5V and 5.5V.
More...
Applications
Automatic
PFM-PWM
Mode or
Forced PWM
Mode
Wide Input
Voltage
Range: 2.5V
to 5.5V
Output
Voltage
Range:
2.8V/3.3V
Internal
synchronous
rectification
for high
efficiency
Internal soft
start: 600s
Maximum
start-up
time
0.01A
typical
shutdown
current
Current
overload
and Thermal
shutdown
protection
Frequency
Sync Pin:
1.6Mhz to
2.7MHz
Supply current vs Temperature
Page 2 of 4
LM3668 - 1A, High Efficiency Dual Mode Single Inductor Buck-Boost DC/DC Converter
9/6/2007
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相关代理商/技术参数 |
参数描述 |
|---|---|
| LM3668SDX-4550 | 制造商:NSC 制造商全称:National Semiconductor 功能描述:1A, High Efficiency Dual Mode Single Inductor Buck-Boost DC/DC Converter |
| LM3668SDX-4550/NOPB | 功能描述:DC/DC 开关控制器 RoHS:否 制造商:Texas Instruments 输入电压:6 V to 100 V 开关频率: 输出电压:1.215 V to 80 V 输出电流:3.5 A 输出端数量:1 最大工作温度:+ 125 C 安装风格: 封装 / 箱体:CPAK |
| LM3670 | 制造商:NSC 制造商全称:National Semiconductor 功能描述:Miniature Step-Down DC-DC Converter for Ultra Low Voltage Circuits |
| LM3670_06 | 制造商:NSC 制造商全称:National Semiconductor 功能描述:Miniature Step-Down DC-DC Converter for Ultra Low Voltage Circuits |
| LM3670B-0250 WAF | 制造商:Texas Instruments 功能描述: |
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