CM2500GIS CHAMP [Champion Microelectronic Corp.], CM2500GIS Datasheet
CM2500GIS
Related parts for CM2500GIS
CM2500GIS Summary of contents
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GENERAL DESCRIPTION The CM2500 is a current-mode step-down DC-DC converter that generates output current at 380kHz switching frequency. The device utilizes advanced BCD process for operation with input voltage up to 20V consuming only 20μA in shutdown ...
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PIN CONFIGURATION BLOCK DIAGRAM 2008/04/15 Rev1 IDE NPUT Champion Microelectronic Corporation CM2500 TEP OWN ONVERTER Page 2 ...
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... ORDERING INFORMATION Part Number CM2500GIS ABSOLUTE MAXIMUM RATINGS Input Voltage …………….……..……………… -0.3V to +25V Output Current …………………….…… Output Voltage ………………….…… GND-0. ESD Classification … ...
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ABSOLUTE MAXIMUM RATINGS (Note: Exceeding these limits may damage the device. Exposure to absolute maximum rating conditions for long periods may affect device reliability.) PARAMETER IN Supply Voltage SW Voltage BS Voltage EN, FB, COMP Voltage Continuous SW Current Junction ...
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ELECTRICAL CHARACTERISTICS (VIN = 12V, TA= 25°C unless otherwise specified.) PARAMETER Input Voltage Feedback Voltage High-Side Switch On Resistance Low-Side Switch On Resistance SW Leakage Current Limit COMP to Current Limit Transconductance Error Amplifier Transconductance Error Amplifier DC Gain Switching ...
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FUNCTIONAL DESCRIPTION As seen in Figure 2, Functional Block Diagram, the CM2500 is a current mode pulse width modulation (PWM) converter. The converter operates as follows : A switching cycle starts when the rising edge of the Oscillator clock output ...
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INPUT CAPACITOR The input capacitor needs to be carefully selected to maintain sufficiently low ripple at the supply input of the converter. A low ESR capacitor is highly recommended. Since large current flows in and out of this capacitor during ...
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STEP 2. Set the zero fZ1 at 1/4 of the crossover frequency. If RCOMP is less than 15kΩ, the equation for CCOMP is: If RCOMP is limited to 15kΩ, then the actual cross over frequency is 3.4 / (VOUTCOUT). Therefore: ...
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TYPICAL PERFORMANCE CHARACTERISTICS 2008/04/15 Rev1 IDE NPUT Champion Microelectronic Corporation CM2500 TEP OWN ONVERTER Page 9 ...
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PACKAGE DIMENSION 2008/04/15 Rev1 IDE NPUT SOP-8 Champion Microelectronic Corporation CM2500 TEP OWN ONVERTER Page 10 ...
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Champion Microelectronic Corporation (CMC) reserves the right to make changes to its products or to discontinue any integrated circuit product or service without notice, and advises its customers to obtain the latest version of relevant information to verify, before placing ...