XC651A

Features: Independent power supply for each built-in block :Each of the following built-in blocks is operated by a separate power supply : PFM controlled, step-up DC/DC converter ( PFM DC/DC ) 5 level window comparator ( MWVD ) Negative Logic : XC651A3 Series Positive Logic : XC651A4 Series Voltag...

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XC651A Picture
SeekIC No. : 004547998 Detail

XC651A: Features: Independent power supply for each built-in block :Each of the following built-in blocks is operated by a separate power supply : PFM controlled, step-up DC/DC converter ( PFM DC/DC ) 5 lev...

floor Price/Ceiling Price

Part Number:
XC651A
Supply Ability:
5000

Price Break

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

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Upload time: 2024/11/23

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Product Details

Description



Features:

Independent power supply for each built-in block :
Each of the following built-in blocks is operated by a separate power supply :
      PFM controlled, step-up DC/DC converter ( PFM DC/DC )
      5 level window comparator ( MWVD )
      Negative Logic : XC651A3 Series
      Positive Logic : XC651A4 Series
      Voltage detector 1 with built-in delay circuit ( VD1 )
      Voltage detector 2 ( VD2 )
Highly accurate set-up voltage :
   PFM controlled, step-up DC/DC converter : set-up voltage accuracy ± 2.5%
   5 level window comparator : set-up voltage accuracy ± 2%
   Voltage detectors 1, 2 : set-up voltage accuracy ± 2%
Set-up voltage range :
     PFM controlled, step-up DC/DC converter : 2.0V to 3.0V ( selectable in 0.1V steps)
     5 level window comparator : 1.1V to 2.5V * ( selectable in 0.1V steps )
     Voltage detectors 1, 2 : 0.9V to 3.0V ( selectable in 0.1V steps )
Operational voltage range :0.9V to 6.0V
Small Package :TSSOP-16



Application

􀋔 Battery Powered Equipment
􀋔 Various Portable Equipment



Pinout

  Connection Diagram


Specifications

PARAMETER

SYMBOL

RATINGS

UNITS

Output Voltage

VOUT

9

V

Lx Pin Voltage

VLX

9

V

Lx Pin Current

 ILX

 400  

mA

EXT Pin Voltage

VEXT

-0.3 to VOUT + 0.3

V

 EXT Pin Current

  IEXT

 ± 50

 mA

 EN Input Voltage

  VEN

  -0.3 to VOUT + 0.3

  V

 MWVDIN Input Voltage

 MWVDIN 

 9

 V

 RIP Input Voltage

 VRIP

 -0.3 to MWVDIN + 0.3

 V

 MWOUT Output Voltage

  VMWOUT 

 9

 V

 MWOUT Output Current

  IMWOUT

 50

 mA

 VIN Input Voltage

 VIN

 9  

 V

 VDET Output Voltage

 VDET

 9

 V

VDET Output Current 

IDET  

50

mA

CD Input Voltage

VCD

-0.3 to VIN1 + 0.3

V

Continuous Total
Power Dissipation

Pd

350

mW

Operating Ambient
Temperature

Topr

-30 ~ +80

Storage Temperature

Tstg

-40 ~ +125




Description

The XC651A series are step-up DC/DC converter and multi voltage detector IC s. CMOS processes and laser trimming technology provide high accuracy and low power consumption.

The XC651A comprises of a PFM controlled step-up DC/DC converter, a voltage detector with 4 x 5 level window comparators built-in, plus 2 other voltage detectors. The step-up DC/DC converter's EN pin ( chip enable ) provides power consumption savings when the step-up operations are not operating ( stand-by mode ). The series is available in a small TSSOP-16 package.




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