ISL6537ACRZ-T Intersil, ISL6537ACRZ-T Datasheet
ISL6537ACRZ-T
Specifications of ISL6537ACRZ-T
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ISL6537ACRZ-T Summary of contents
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... All other trademarks mentioned are the property of their respective owners. ISL6537A July 18, 2007 FN9143.5 Termination TT Buffer REF ± 2% Over Temperature Switching Regulator DDQ | Intersil (and design registered trademark of Intersil Americas Inc. Copyright © Intersil Americas Inc. 2004, 2005, 2007. All Rights Reserved DDQ TT ...
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... ISL6537ACR ISL6537ACR ISL6537ACRZ (Note) ISL6537ACRZ ISL6537ACRZA (Note) ISL6537ACRZ *Add “-T” suffix to part number for tape and reel packaging. NOTE: Intersil Pb-free plus anneal products employ special Pb-free material sets; molding compounds/die attach materials and 100% matte tin plate termination finish, which are RoHS compliant and compatible with both SnPb and Pb-free soldering operations. Intersil Pb-free products are MSL classified at Pb-free peak reflow temperatures that meet or exceed the Pb-free requirements of IPC/JEDEC J STD-020 ...
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Block Diagram 180° PHASE PWM4 SHIFT COMP4 EA4 FB4 P12V EA2 DRIVE2 FB2 P12V EA3 DRIVE3 FB3 5VSBY S3# S5# FB P12V EA1 POR EA1 ACTIVE IN S3 MONITOR AND CONTROL SOFTSTART & ENABLE A SOFTSTART & ENABLE B SOFTSTART ...
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Simplified Power System Diagram 3V3ATX SLP_S3 SLP_S5 Q3 V GMCH + TT_GMCH/CPU + Typical Application 3VDUAL ATX3V3 SLP_S5 SLP_S3 Q3 V GMCH TT_GMCH/CPU R9 R9 ATX3V3 Q6 V DAC R11 4 ...
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... Thermal Information Thermal Resistance (Typical, Notes 1, 2) QFN Package . . . . . . . . . . . . . . . . . . . Maximum Junction Temperature (Plastic Package +150° 7.0V (DC) Maximum Storage Temperature Range . . . . . . . . . -65°C to +150°C Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . .see link below http://www.intersil.com/pbfree/Pb-FreeReflow.asp SYMBOL TEST CONDITIONS I S3# and S5# HIGH, UGATE/LGATE Open CC_S0 I S5# LOW, S3# Don’ ...
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Electrical Specifications Recommended Operating Conditions, Unless Otherwise Noted. Refer to Block and Simplified Power System Diagrams and Typical Application Schematics (Continued) PARAMETER PWM CONTROLLER GATE DRIVERS UGATE and LGATE Source UGATE and LGATE Sink VTT REGULATOR Upper Divider Impedance Lower ...
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... N-channel MOSFET. PWM4 (Pin 19) This pin provides the PWM output for the GMCH core switching regulator. Connect this pin to the PWM input of an Intersil MOSFET driver. ) DS(ON) FB4 (Pin 19) and COMP4 (Pin 17) The GMCH core switching regulator employs a single voltage control loop ...
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FB2 (Pin 18) Connect the output of the V TT_GMCH/CPU this pin through a properly sized resistor divider. The voltage at this pin is regulated to 0.8V. This pin is monitored for undervoltage events. DRIVE2 (Pin 10) This pin provides ...
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SLP_S3# SLP_S5# 12V POR 12V 0V V DDQ_DDR 0V V GMCH 0V V TT_GMCH/CPU 0V V DAC 0V V DDQ_DDR V TT_DDR 0V VIDPGD (3 SOFTSTART CYCLES Soft-Start Rise Time Dependent ...
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S3 sleep state. When the ISL6537A enables the V or enters S0 state from a sleep state, this short is released and the internal divide down resistors which set the V voltage ...
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An internal 20μA (typical) current sink develops a voltage across R that is referenced to the OCSET converter input voltage. When the voltage across the upper MOSFET (also referenced to the converter input voltage) exceeds the ...
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ATX P12V C BP GNDP 5VDUAL 5VSBY 5VSBY C BP ISL6537A UGATE Q 1 PHASE LGATE Q 2 COMP VDDQ(2) VTT( ...
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The modulator transfer function is the small-signal transfer function This function is dominated OUT E/A Gain and the output filter (L and break frequency at F and a zero at ...
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Component Selection Guidelines Output Capacitor Selection - PWM Buck Converter An output capacitor is required to filter the inductor current and supply the load transient current. The filtering requirements are a function of the switching frequency and the ripple current. ...
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For a through hole design, several electrolytic capacitors may be needed. For surface mount designs, solid tantalum capacitors can be used, but caution must be exercised with regard to the capacitor surge current rating. These capacitors must be capable of ...
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... 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; nor for any infringements of patents or other rights of third parties which may result from its use ...