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MAX17061A Datasheet with Chat AI
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  • Part No.MAX17061A
    ManufacturerMAXIM
    Size530 Kbytes
    Pages24 pages
    Description8-String White LED Driver with SMBus for LCD Panel Applications
    Datasheet Summary with AI

    1. General/Supply Information:

    ️· Operating Temperature: -40°C to +85°C (Note 2: Some specifications are guaranteed by design, not production tested at -40°C).
    ️· SMBus Frequency: 10kHz - 100kHz
    ️· Logic Input Voltages:
    - High: 2.1V
    - Low: 0.8V

    2. PWM and Oscillator Frequencies:

    ️· DPWM Oscillator Frequency (with different RSET values):
    - RSET = 464kΩ: 197Hz - 203Hz
    - RSET = 113kΩ: 750kHz - 820kHz
    - RSET = 65kΩ: 1270kHz - 1400kHz
    ️· Operating Frequency (with VOSC=VCC): 890MHz - 1100MHz
    ️· Operating Frequency (with VOSC=open): 675kHz - 825kHz
    ️· Operating Frequency (with VOSC=GND): 450kHz - 560kHz

    3. Control Inputs/SMBus:

    ️· SMBus Timing Parameters: Bus Free Time, START/STOP Condition Hold/Setup Times, SDA/SCL Logic Input-High/Low Levels
    ️· PWM Input Frequency Range: 5kHz - 100kHz
    ️· PWMI Full-Range Accuracy: +/- 5 LSB

    4. LED Current and Regulation:

    ️· Full-Scale FB_ Output Current (with different R_ISET values):
    - RISET = 133kΩ: 28.6mA - 31.4mA
    - RISET = 200kΩ: 19.0mA - 21.0mA
    - RISET = 266kΩ: 14.4mA - 15.6mA
    ️· Current Regulation Between Strings: -1.5% to +1.5%
    ️· Minimum FB_ Regulation Voltage (with varying IFB_):
    - IFB_ = 15mA: 285mV - 560mV
    - IFB_ = 20mA: 380mV - 740mV
    - IFB_ = 30mA: 575mV - 1100mV
    ️· Maximum FB_ Ripple: 200mVp-p (with COUT = 1μF)

    5. Input Leakage & Impedance:

    ️· SDA Output Low Sink Current: 4mA
    ️· FB_ On-Resistance: 28.4 ohms
    ️· PWM Output Impedance: 20 - 60 kΩ

    6. Fault Protection & Timing:

    ️· OV Threshold Voltage: 1.166V - 1.306V
    ️· FB_ Undervoltage Threshold: 130mV - 220mV
    ️· Boost Global Fail: 48mV - 120mV
    ️· Overcurrent FAULT Shutdown Timer: 88μs - 168μs
    ️· FB_ Overvoltage Fault Timer: 1.6ms - 2.4ms

    7. Max Duty Cycle: 94-97%

    Note: *This summary is based solely on the provided excerpt. A complete datasheet would contain much more information.*

    1. General/Supply Information:

    ️· Operating Temperature: -40°C to +85°C (Note 2: Some specifications are guaranteed by design, not production tested at -40°C).
    ️· SMBus Frequency: 10kHz - 100kHz
    ️· Logic Input Voltages:
    - High: 2.1V
    - Low: 0.8V

    2. PWM and Oscillator Frequencies:

    ️· DPWM Oscillator Frequency (with different RSET values):
    - RSET = 464kΩ: 197Hz - 203Hz
    - RSET = 113kΩ: 750kHz - 820kHz
    - RSET = 65kΩ: 1270kHz - 1400kHz
    ️· Operating Frequency (with VOSC=VCC): 890MHz - 1100MHz
    ️· Operating Frequency (with VOSC=open): 675kHz - 825kHz
    ️· Operating Frequency (with VOSC=GND): 450kHz - 560kHz

    3. Control Inputs/SMBus:

    ️· SMBus Timing Parameters: Bus Free Time, START/STOP Condition Hold/Setup Times, SDA/SCL Logic Input-High/Low Levels
    ️· PWM Input Frequency Range: 5kHz - 100kHz
    ️· PWMI Full-Range Accuracy: +/- 5 LSB

    4. LED Current and Regulation:

    ️· Full-Scale FB_ Output Current (with different R_ISET values):
    - RISET = 133kΩ: 28.6mA - 31.4mA
    - RISET = 200kΩ: 19.0mA - 21.0mA
    - RISET = 266kΩ: 14.4mA - 15.6mA
    ️· Current Regulation Between Strings: -1.5% to +1.5%
    ️· Minimum FB_ Regulation Voltage (with varying IFB_):
    - IFB_ = 15mA: 285mV - 560mV
    - IFB_ = 20mA: 380mV - 740mV
    - IFB_ = 30mA: 575mV - 1100mV
    ️· Maximum FB_ Ripple: 200mVp-p (with COUT = 1μF)

    5. Input Leakage & Impedance:

    ️· SDA Output Low Sink Current: 4mA
    ️· FB_ On-Resistance: 28.4 ohms
    ️· PWM Output Impedance: 20 - 60 kΩ

    6. Fault Protection & Timing:

    ️· OV Threshold Voltage: 1.166V - 1.306V
    ️· FB_ Undervoltage Threshold: 130mV - 220mV
    ️· Boost Global Fail: 48mV - 120mV
    ️· Overcurrent FAULT Shutdown Timer: 88μs - 168μs
    ️· FB_ Overvoltage Fault Timer: 1.6ms - 2.4ms

    7. Max Duty Cycle: 94-97%

    Note: *This summary is based solely on the provided excerpt. A complete datasheet would contain much more information.*

    Part No.MAX17061A
    ManufacturerMAXIM
    Size530 Kbytes
    Pages24 pages
    Description8-String White LED Driver with SMBus for LCD Panel Applications
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