60V Synchronous 4-Switch Buck-Boost Controller Features: 4-Switch Single Inductor Architecture Allows VIN Above, Below or Equal to VOUT Synchronous Switching: Up to 98.5% Efficiency Wide VIN Range: 4.7V to 60V 2% Output Voltage Accuracy: 1.2V ≤ VOUT < 60V 6% Output Current Accuracy: 0V ≤ VOUT < 60V Input and Output Current Regulation with Current Monitor Outputs No Top FET Refresh in Buck or Boost VOUT Disconnected from VIN During Shutdown C/10 Charge Termination and Output Shorted Flags Capable of 100W or Greater per IC Easy Parallel Capability to Extend Output Power 38-Lead TSSOP with Exposed Pad

Offline Isolated Flyback LED Controller with Active PFC Features: Isolated PFC LED Driver with Minimum Number of External Components TRIAC Dimmable VIN and VOUT Limited Only by External Components Active Power Factor Correction (Typical PFC > 0.97) Low Harmonic Content No Opto-Coupler Required Accurate Regulated LED Current (±5% Typical) Open LED and Shorted LED Protection Thermally Enhanced 16-lead MSOP Package

Secondary Side Dual Output Controller with Opto Driver Features: Regulates Two Secondary Outputs Optocoupler Feedback Driver and Second Output Synchronous Driver Controller True Differential Remote Sensing Regulation High Switching Frequency: up to 800kHz Programmable Current Limit Programmable Soft-Start and Power Good Automatic Frequency Synchronization Available in Thermally Enhanced 28-Lead TSSOP

Wide Input Range Synchronous Regulator Controller with Accurate Current Limit Features:Wide Input Range: 2.5V to 60VIntegrated Buck-Boost Supply for 7.5V MOSFET Gate DriveProgrammable Constant-Current Operation with Current Monitor OutputLow IQ: 75μA, 12VIN to 3.3VOUTSelectable Low Output Ripple Burst Mode® OperationVOUT Up to 60VAdjustable and Synchronizable: 50kHz to 1MHzInternal OVLO Protects for Input Transients Up to 80VAccurate Input Overvoltage and Undervoltage ThresholdProgrammable Soft-Start with Voltage TrackingPower Good and Output OVP28-Lead TSSOP and 38-Lead 4mm × 6mm QFN Packages

Wide Input Range Synchronous Regulator Controller with Accurate Current Limit Features:Wide Input Range: 2.5V to 60VIntegrated Buck-Boost Supply for 7.5V MOSFET Gate DriveProgrammable Constant-Current Operation with Current Monitor OutputLow IQ: 75μA, 12VIN to 3.3VOUTSelectable Low Output Ripple Burst Mode® OperationVOUT Up to 60VAdjustable and Synchronizable: 50kHz to 1MHzInternal OVLO Protects for Input Transients Up to 80VAccurate Input Overvoltage and Undervoltage ThresholdProgrammable Soft-Start with Voltage TrackingPower Good and Output OVP28-Lead TSSOP and 38-Lead 4mm × 6mm QFN Packages

Wide Input Range Synchronous Regulator Controller with Accurate Current Limit Features:Wide Input Range: 2.5V to 60VIntegrated Buck-Boost Supply for 7.5V MOSFET Gate DriveProgrammable Constant-Current Operation with Current Monitor OutputLow IQ: 75μA, 12VIN to 3.3VOUTSelectable Low Output Ripple Burst Mode® OperationVOUT Up to 60VAdjustable and Synchronizable: 50kHz to 1MHzInternal OVLO Protects for Input Transients Up to 80VAccurate Input Overvoltage and Undervoltage ThresholdProgrammable Soft-Start with Voltage TrackingPower Good and Output OVP28-Lead TSSOP and 38-Lead 4mm × 6mm QFN Packages

Wide Input Range Synchronous Regulator Controller with Accurate Current Limit Features:Wide Input Range: 2.5V to 60VIntegrated Buck-Boost Supply for 7.5V MOSFET Gate DriveProgrammable Constant-Current Operation with Current Monitor OutputLow IQ: 75μA, 12VIN to 3.3VOUTSelectable Low Output Ripple Burst Mode® OperationVOUT Up to 60VAdjustable and Synchronizable: 50kHz to 1MHzInternal OVLO Protects for Input Transients Up to 80VAccurate Input Overvoltage and Undervoltage ThresholdProgrammable Soft-Start with Voltage TrackingPower Good and Output OVP28-Lead TSSOP and 38-Lead 4mm × 6mm QFN Packages

Boost DC/DC Converter with APD Current Monitor Features:65V, 350mA Internal DMOS SwitchIntegrated Schottky Diode2% Accurate APD Current Monitoring Over the 3μA to 3mA RangeSingle Resistor Programs Maximum APD CurrentFast APD Current Limiter with IndicatorProgrammable Loss-of-Signal IndicatorCTRL Pin Adjusts Output VoltageProgrammable VIN Undervoltage LockoutHigh Efficiency Step-Up ConverterSelectable 1MHz/2MHz Switching FrequencyInternally CompensatedInternal Soft-Start2.7V to 12V VIN RangeLow Shutdown Current: <1μA

High Input Voltage, Boost, Flyback, SEPIC and Inverting Converter Features: Wide Input Voltage Range: 5V to 80V Single Feedback Pin for Positive or Negative Output Voltage Internal 3.3A/84V Power Switch Current Mode Control Provides Excellent Transient Response Programmable Operating Frequency (100kHz to 1MHz) with One External Resistor Synchronizeable to an External Clock Low Shutdown Current < 1μA Internal 7.2V Low Dropout Voltage Regulator Programmable Input Undervoltage Lockout with Hysteresis Programmable Soft-Start Thermally Enhanced QFN (5mm × 6mm) Package

38V, 1.2A, 2MHz Step-Down Regulator with 2.8A Quiescent Current Features:Ultralow Quiescent Current: 2.8μA IQ Regulating 12VIN to 3.3VOUTFixed Output Voltages: 3.3V, 5V, 2.1μA IQ Regulating 12VIN to 3.3VOUTLow Ripple Burst Mode® Operation: Output Ripple < 15mVP-PWide Input Voltage Range: 4.3V to 38V1.2A Maximum Output CurrentAdjustable Switching Frequency: 200kHz to 2MHzSynchronizable Between 250kHz to 2MHzFast Transient ResponseAccurate 1V Enable Pin ThresholdLow Shutdown Current: IQ = 700nAPower Good FlagSoft-Start CapabilityInternal CompensationOutput Voltage: 1.19V to 30VSmall Thermally Enhanced 10-Lead MSOP, 16-Lead MSOP and (3mm × 3mm) DFN Packages