SC2602ASTRT SEMTECH [Semtech Corporation], SC2602ASTRT Datasheet
SC2602ASTRT
Related parts for SC2602ASTRT
SC2602ASTRT Summary of contents
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POWER MANAGEMENT Description The SC2602 and SC2602A are low-cost, full featured, synchronous voltage-mode controllers designed for use in single ended power supply applications where efficiency is of primary concern. Synchronous operation allows for the elimination of heat sinks in many ...
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POWER MANAGEMENT Absolute Maximum Ratings Exceeding the specifications below may result in permanent damage to the device, or device malfunction. Operation outside of the parameters specified in the Electrical Characteristics section is not implied ...
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POWER MANAGEMENT Electrical Characteristics (Cont.) Unless specified 4.75V to 12.6V; GND = PGND = 0V ...
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POWER MANAGEMENT Pin Configuration Top View VCC PWRGD OVP OCSET PHASE DH PGND (14-Pin SOIC) Pin Descriptions ...
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POWER MANAGEMENT Block Diagram Theory of Operation Synchronous Buck Converter Primary V power is provided by a synchronous, volt- CORE age-mode pulse width modulated (PWM) controller. This section has all the features required to build a high effi- ciency synchronous ...
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POWER MANAGEMENT Applications Information (Cont.) Soft Start Initially, SS/SHDN sources 10µA of current to charge an external capacitor. The outputs of the error amplifiers are clamped to a voltage proportional to the voltage on SS/SHDN. This limits the on-time of ...
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POWER MANAGEMENT Application Circuit Typical 12V Application Circuit with Bootstrapped BSTH + 1.74k C2 SC2602 0.1 0.1 1 VCC PWRGD 2 PWRGD SS/SHDN OVP COMP OVP 4 OCSET SENSE 5 ...
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POWER MANAGEMENT Typical Characteristics Output Ripple Voltage Ch1: Vo_rpl 5V 3.3V 12A IN O OUT PIN Descriptions Ch1: Vo_rpl 5V 1.3V 12A IN OUT OUT 2004 ...
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POWER MANAGEMENT Typical Characteristics (Cont.) Ch1: Vo_rpl 5V 1.3V 12A IN OUT OUT 2004 Semtech Corp. SC2602/SC2602A Ch1: Top FET Ch2: Bottom FET 9 www.semtech.com ...
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POWER MANAGEMENT Typical Characteristics (Cont.) Hiccup Mode Start Up Mode 2004 Semtech Corp. SC2602/SC2602A Ch1: Vin Ch2: Vss Ch3: Top Gate Ch4: Vout Vin = 5V Vout = 3.3V Vbst = 12V Iout = S.C. Iout = S.C. Iout = ...
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POWER MANAGEMENT Typical Characteristics (Cont.) Math Cad Close Loop Stability Analysis Output Filter Schematic: 2004 Semtech Corp. SC2602/SC2602A 11 www.semtech.com ...
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POWER MANAGEMENT Typical Characteristics (Cont.) Error Amplifier Schematic 2004 Semtech Corp. SC2602/SC2602A 12 www.semtech.com ...
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POWER MANAGEMENT Typical Characteristics (Cont.) 2004 Semtech Corp. SC2602/SC2602A 13 www.semtech.com ...
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POWER MANAGEMENT Typical Characteristics (Cont.) 2004 Semtech Corp. SC2602/SC2602A 14 www.semtech.com ...
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POWER MANAGEMENT Evaluation Board Schematic 2004 Semtech Corp. SC2602/SC2602A 15 www.semtech.com ...
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POWER MANAGEMENT Outline Drawing - S0- ccc C 2X N/2 TIPS aaa C SEATING PLANE C SIDE VIEW NOTES: 1. CONTROLLING DIMENSIONS ARE IN MILLIMETERS (ANGLES IN DEGREES). 2. DATUMS -A- 3. DIMENSIONS "E1" AND "D" ...