hip6018cb Intersil Corporation, hip6018cb Datasheet
hip6018cb
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hip6018cb Summary of contents
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... MOSFET’s r eliminating the need for a current sensing resistor. Ordering Information TEMP. RANGE o PART NUMBER ( C) PACKAGE HIP6018CB SOIC HIP6018EVAL1 Evaluation Board 224 Features • Provides 3 Regulated Voltages - Microprocessor Core, Clock and GTL Power • Drives N-Channel MOSFETs • ...
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Block Diagram - + 225 HIP6018 FIGURE 1. ...
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Simplified Power System Diagram +5V IN +3. OUT2 V OUT3 Typical Application +12V IN + +3. OUT2 2.5V C OUT2 Q3 V OUT3 1.5V C OUT3 226 HIP6018 LINEAR REGULATOR PWM1 CONTROLLER HIP6018 ...
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Absolute Maximum Ratings Supply Voltage .+15V CC ...
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Electrical Specifications Recommended Operating Conditions, Unless Otherwise Noted. Refer to Figures 1, 2 and 3 (Continued) PARAMETER Under-Voltage Hysteresis DRIVE3 Source Current PWM CONTROLLER ERROR AMPLIFIER DC Gain Gain-Bandwidth Product Slew Rate PWM CONTROLLER GATE DRIVER Upper Drive Source Upper ...
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Functional Pin Description VSEN1 (Pin 19) This pin is connected to the PWM converter’s output voltage. The PGOOD and OVP comparator circuits use this signal to report output voltage status and for over voltage protection. OCSET1 (Pin 20) Connect a ...
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VIN2 (Pin 12) This pin supplies power to the internal regulator. Connect this pin to a suitable 3.3V source. Additionally, this pin is used to monitor the 3.3V supply. If, following a startup cycle, the voltage drops below 2.05V (typically), ...
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PWM output disables all converters and drives the FAULT pin to VCC. LUV OVER CURRENT LATCH S Q OC1 S R 0.15V + COUNTER - POR OV ...
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MOSFET switching. The over-current function will trip at a peak inductor current (I determined by: PEAK SET OCSET I = ---------------------------------------------------- - PEAK OVER-CURRENT TRIP: V > SET (i ...
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The soft-start function controls the output voltage rate of rise to limit the current surge at start-up. The soft-start interval is programmed by the soft-start capacitor faster soft-start interval increases the peak surge current. The peak surge current ...
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OSC DRIVER PWM COMP ∆ V OSC - DRIVER + E ERROR AMP REFERENCE DETAILED FEEDBACK COMPENSATION COMP - + HIP6018 REFERENCE FIGURE 11. VOLTAGE-MODE BUCK CONVERTER COMPENSATION DESIGN ...
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PWM Output Capacitors Modern microprocessors produce transient load rates above 10A/ns. High frequency capacitors initially supply the transient and slow the current load rate seen ...
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Input Capacitor Selection The important parameters for the bulk input capacitor are the voltage rating and the RMS current rating. For reliable operation, select the bulk capacitor with voltage and current ratings above the maximum input voltage and largest RMS ...
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... Intersil Corporation’s quality certifications can be viewed at www.intersil.com/design/quality Intersil products are sold by description only. Intersil Corporation reserves the right to make changes in circuit design, software and/or specifications at any time without notice. Accordingly, the reader is cautioned to verify that data sheets are current before placing orders. Information furnished by Intersil is believed to be accurate and reliable. However, no responsibility is assumed by Intersil or its subsidiaries for its use ...