Product Summary
The IR3082MTRPBF Control IC combined with an IR XPhaseTM Phase IC provides a full featured and flexible way to implement a complete Opteron or Athlon64 power solution. The IR3082MTRPBF provides overall system control and interfaces with any number of Phase ICs which each drive and monitor a single phase of a multiphase converter. With simple 5 bit voltage programming and a few external components, the IR3082MTRPBF is also well suited for general purpose multiphase applications. The XPhaseTM architecture results in a power supply that is smaller, less expensive, and easier to design while providing higher efficiency than conventional approaches.
Parametrics
IR3082MTRPBF absolute maximum ratings: (1)Operating Junction Temperature: 150oC; (2)Storage Temperature Range: -65°C to 150°C; (3)DC Gain: 90 to 110 dB; (4)Gain Bandwidth Product: 6 to 10 MHz; (5)Corner Frequency 45 deg Phase Shift: 400 Hz; (6)Slew Rate: 1.4 to 5 V/μs; (7)Source Current: 0.4 to 1 mA.
Features
IR3082MTRPBF features: (1)5 bit VID with 1% overall system set point accuracy; (2)Programmable Dynamic VID Slew Rate; (3)+/-300mV Differential Remote Sense; (4)Programmable 150kHz to 1MHz oscillator; (5)Programmable VID Offset and Load Line output impedance; (6)Programmable Softstart; (7)Programmable Hiccup Over-Current Protection with Delay to prevent false triggering; (8)Simplified Power Good output provides indication of proper operation and avoids false triggering; (9)Operates from 12V input with 9.75V Under-Voltage Lockout; (10)7.0V/5mA Bias Regulator provides System Reference Voltage; (11)Small thermally enhanced 20L MLPQ package.
Diagrams

| Image | Part No | Mfg | Description | ![]() |
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![]() IR3082MTRPBF |
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![]() IC CTLR XPHASE 20-MLPQ |
![]() Data Sheet |
![]() Negotiable |
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| Image | Part No | Mfg | Description | ![]() |
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![]() IR3080 |
![]() Other |
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![]() Data Sheet |
![]() Negotiable |
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![]() |
![]() IR3080M |
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![]() IC PHASE CONTROLLER 32-MLPQ |
![]() Data Sheet |
![]() Negotiable |
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![]() |
![]() IR3080MPBF |
![]() |
![]() IC PHASE CONTROLLER 32MLPQ |
![]() Data Sheet |
![]() Negotiable |
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![]() |
![]() IR3080MTR |
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![]() IC PHASE CONTROLLER 32L MLPQ |
![]() Data Sheet |
![]() Negotiable |
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![]() IR3080MTRPBF |
![]() International Rectifier |
![]() Switching Converters, Regulators & Controllers |
![]() Data Sheet |
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![]() |
![]() IR3080PbF |
![]() Other |
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![]() Data Sheet |
![]() Negotiable |
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(China (Mainland))











