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IR3502B

Description
SPECIALTY ANALOG CIRCUIT, QCC32
Categoryaccessories   
File Size447KB,38 Pages
ManufacturerInternational Rectifier ( Infineon )
Websitehttp://www.irf.com/
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IR3502B Overview

SPECIALTY ANALOG CIRCUIT, QCC32

IR3502B
DATA SHEET
XPHASE3
TM
CONTROL IC
DESCRIPTION
The IR3502B control IC combined with an
XPHASE3
TM
Phase IC provides a full featured and flexible way
to implement a complete VR11.0 and VR11.1 power solution. The IR3502B provides overall system control
and interfaces with any number of Phase ICs, each driving and monitoring a single phase. The XPhase3
TM
architecture results in a power supply that is smaller, less expensive, and easier to design while providing
higher efficiency than conventional approaches.
FEATURES
1 to X phase operation with matching Phase IC
0.5% overall system set point accuracy
Daisy-chain digital phase timing provides accurate phase interleaving without external components
Programmable 250kHz to 9MHz clock oscillator frequency provides per phase switching frequency of
250kHz to 1.5MHz
Programmable Dynamic VID Slew Rate
Programmable VID Offset or No Offset
Programmable Load Line Output Impedance
High speed error amplifier with wide bandwidth of 30MHz and fast slew rate of 10V/us
Programmable constant converter output current limit during soft start
Hiccup over current protection with delay during normal operation
Central over voltage detection and latch with programmable threshold and communication to phase ICs
Over voltage signal output to system with overvoltage detection during powerup and normal operation
Load current reporting
Single NTC thermistor compensation for correct current reporting, OC Threshold, and Droop
Detection and protection of open remote sense line
Open control loop protection
IC bias linear regulator controller
Programmable VRHOT function monitors temperature of power stage through a NTC thermistor
Remote sense amplifier with true converter voltage sensing
Small thermally enhanced 32L 5mm x 5mm MLPQ package
RoHS Compliant
ORDERING INFORMATION
Device
IR3502BMTRPBF
* IR3502BMPBF
Samples only
Package
32 Lead MLPQ
(5 x 5 mm body)
32 Lead MLPQ
(5 x 5 mm body)
Order Quantity
3000 per reel
100 piece strips
Page 1 of 38
V3.2

IR3502B Related Products

IR3502B IR3502BMPBF IR3502BMTRPBF
Description SPECIALTY ANALOG CIRCUIT, QCC32 SPECIALTY ANALOG CIRCUIT, QCC32 SPECIALTY ANALOG CIRCUIT, QCC32
Is it lead-free? - Lead free Lead free
Is it Rohs certified? - conform to conform to
Maker - International Rectifier ( Infineon ) International Rectifier ( Infineon )
Parts packaging code - QFN QFN
package instruction - HVQCCN, LCC32,.2SQ,20 HVQCCN, LCC32,.2SQ,20
Contacts - 32 32
Reach Compliance Code - compli compli
Analog Integrated Circuits - Other Types - ANALOG CIRCUIT ANALOG CIRCUIT
JESD-30 code - S-XQCC-N32 S-XQCC-N32
JESD-609 code - e3 e3
length - 5 mm 5 mm
Number of functions - 1 1
Number of terminals - 32 32
Package body material - UNSPECIFIED UNSPECIFIED
encapsulated code - HVQCCN HVQCCN
Encapsulate equivalent code - LCC32,.2SQ,20 LCC32,.2SQ,20
Package shape - SQUARE SQUARE
Package form - CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Celsius) - 260 260
power supply - 6.8 V 6.8 V
Certification status - Not Qualified Not Qualified
Maximum seat height - 0.9 mm 0.9 mm
Maximum supply voltage (Vsup) - 16 V 16 V
Minimum supply voltage (Vsup) - 8 V 8 V
Nominal supply voltage (Vsup) - 6.8 V 6.8 V
surface mount - YES YES
Terminal surface - MATTE TIN MATTE TIN
Terminal form - NO LEAD NO LEAD
Terminal pitch - 0.5 mm 0.5 mm
Terminal location - QUAD QUAD
Maximum time at peak reflow temperature - 30 30
width - 5 mm 5 mm
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