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LP3941

PinoutSpecificationsInput Min Voltage3 VoltInput Max Voltage5.5 VoltOutput Range1.5 to 3.3VChannels11 ChannelsDropout Voltage0.05 VoltFeedback Tolerance3 %Output1 VoutMin1.5 VoltOutput1 VoutMax3.0 VoltOutput1 IoutMax200 mAOutput1 TopologyLDOOutput2 VoutMin1.5 VoltOutput2 VoutMax3.0 VoltOutput2 Iou...

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SeekIC No. : 004398862 Detail

LP3941: PinoutSpecificationsInput Min Voltage3 VoltInput Max Voltage5.5 VoltOutput Range1.5 to 3.3VChannels11 ChannelsDropout Voltage0.05 VoltFeedback Tolerance3 %Output1 VoutMin1.5 VoltOutput1 VoutMax3.0 V...

LP3941 Data Sheet

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Part Number:
LP3941
Supply Ability:
5000

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  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/4/27

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Product Details

Description



Pinout




Specifications

Input Min Voltage3 Volt
Input Max Voltage5.5 Volt
Output Range1.5 to 3.3V
Channels11 Channels
Dropout Voltage0.05 Volt
Feedback Tolerance3 %
Output1 VoutMin1.5 Volt
Output1 VoutMax3.0 Volt
Output1 IoutMax200 mA
Output1 TopologyLDO
Output2 VoutMin1.5 Volt
Output2 VoutMax3.0 Volt
Output2 IoutMax200 mA
Output2 TopologyLDO
Output3 VoutMin2.5
Output3 VoutMax3.2 Volt
Output3 IoutMax0.15 mA
Output3 TopologyLDO
Output4 VoutMin1.8 Volt
Output4 VoutMax3.3 Volt
Output4 IoutMax200 mA
Output4 TopologyLDO
Special FeaturesBack-up battery charger, 11x linear regulators, I2C programming/configuration interface, 2x comparators, 3x LED drivers
RegTypeLinear/LDO Controller
Step-DownYes
Step-UpNo
InvertingNo
FlybackNo
Adjustable OutputYes
Error FlagYes
On/Off PinYes
Multiple Output CapabilityYes
Temperature Min-40 deg C
Temperature Max125 deg C
PowerWiseYes
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Description

LP3941A is a complete power management IC designed for a cellular phone. It contains 11 low noise low dropout regulators, a linear charger for Li-Ion battery, a backup battery charger, real time clock supply regulator, three open drain drivers, two comparators and high speed I2C compatible serial interface to program individual regulator output voltages as well as on/off control.

LP3941 is available in a LLP48 package.

More Application Notes

Title Size in Kbytes Date
AN-1296: Application Note 1296 LP3945/LP3946 Evaluation Kit 280 Kbytes 17-Sep-04 Download
AN-1715: Application Note 1715 LP3943/LP3944 as a GPIO Expander 93 Kbytes 12-Oct-07 Download
AN-1715 (Chinese): Application Note 1715 LP3943/LP3944 as a GPIO Expander
 252 Kbytes   640){this.height=this.height*640/this.width;this.width=640;}' border="0" alt=" Connection Diagram">
AN-1344: Application Note 1344 LP3944 Evaluation Kit 366 Kbytes 20-Oct-04 Download
AN-1300: Application Note 1300 LP3943 Evaluation Kit 466 Kbytes 20-Oct-04 Download
AN-1341: Application Note 1341 LP3947 Evaluation Board 584 Kbytes 18-Nov-04 Download

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