5V, 6A Synchronous Step-Down Silent Switcher in 2mm 2mm LQFN Features: Pin Compatible with LTC3307(3A) and LTC3308(4A) High Efficiency: 8mΩ NMOS, 31mΩ PMOS Programmable Frequency 1MHz to 3MHz Tiny Inductor and Capacitors Peak Current Mode Control 22ns Minimum On-Time Wide Bandwidth, Fast Transient Response Silent Switcher® Architecture Ultralow EMI Emissions Low Ripple Burst Mode® Operation with IQ of 40µA Safely Tolerates Inductor Saturation in Overload VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN  VOUT Accuracy: ±1% Over Temperature Range Precision 400mV Enable Threshold, 1µA in Shutdown Power Good, Internal Compensation and Soft Start Thermally Enhanced 2mm × 2mm LQFN Package AEC-Q100 Qualified for Automotive Applications

5V, 6A Synchronous Step-Down Silent Switcher in 2mm 2mm LQFN Features: Pin Compatible with LTC3307(3A) and LTC3308(4A) High Efficiency: 8mΩ NMOS, 31mΩ PMOS Programmable Frequency 1MHz to 3MHz Tiny Inductor and Capacitors Peak Current Mode Control 22ns Minimum On-Time Wide Bandwidth, Fast Transient Response Silent Switcher® Architecture Ultralow EMI Emissions Low Ripple Burst Mode® Operation with IQ of 40µA Safely Tolerates Inductor Saturation in Overload VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN  VOUT Accuracy: ±1% Over Temperature Range Precision 400mV Enable Threshold, 1µA in Shutdown Power Good, Internal Compensation and Soft Start Thermally Enhanced 2mm × 2mm LQFN Package AEC-Q100 Qualified for Automotive Applications

5V, 6A Synchronous Step-Down Silent Switcher in 2mm 2mm LQFN Features: Pin Compatible with LTC3307(3A) and LTC3308(4A) High Efficiency: 8mΩ NMOS, 31mΩ PMOS Programmable Frequency 1MHz to 3MHz Tiny Inductor and Capacitors Peak Current Mode Control 22ns Minimum On-Time Wide Bandwidth, Fast Transient Response Silent Switcher® Architecture Ultralow EMI Emissions Low Ripple Burst Mode® Operation with IQ of 40µA Safely Tolerates Inductor Saturation in Overload VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN  VOUT Accuracy: ±1% Over Temperature Range Precision 400mV Enable Threshold, 1µA in Shutdown Power Good, Internal Compensation and Soft Start Thermally Enhanced 2mm × 2mm LQFN Package AEC-Q100 Qualified for Automotive Applications

5V, 6A, 10 MHz Synchronous Step-Down Silent Switcher in 2mm 2mm LQFN Features: Pin Compatible with LTC3307(3A) and LTC3308(4A) High Efficiency: 8m NMOS, 31m PMOS Programmable Frequency 3MHz-10MHz Tiny Inductor and Capacitors Peak Current Mode Control 22ns Minimum On-Time Wide Bandwidth, Fast Transient Response Silent Switcher™ Architecture Ultralow EMI Emissions Low Ripple Burst Mode® Operation with IQ of 40μA Safely Tolerates Inductor Saturation in Overload VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN VOUT Accuracy: ±1% Over Temperature Range Precision 400mV Enable Threshold, 1μA in Shutdown Power Good, Internal Compensation and Soft Start Thermally Enhanced 2mm × 2mm LQFN Package AEC-Q100 Qualified for Automotive Applications

5V, 6A, 10 MHz Synchronous Step-Down Silent Switcher in 2mm 2mm LQFN Features: Pin Compatible with LTC3307(3A) and LTC3308(4A) High Efficiency: 8m NMOS, 31m PMOS Programmable Frequency 3MHz-10MHz Tiny Inductor and Capacitors Peak Current Mode Control 22ns Minimum On-Time Wide Bandwidth, Fast Transient Response Silent Switcher™ Architecture Ultralow EMI Emissions Low Ripple Burst Mode® Operation with IQ of 40μA Safely Tolerates Inductor Saturation in Overload VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN VOUT Accuracy: ±1% Over Temperature Range Precision 400mV Enable Threshold, 1μA in Shutdown Power Good, Internal Compensation and Soft Start Thermally Enhanced 2mm × 2mm LQFN Package AEC-Q100 Qualified for Automotive Applications

5V, 6A, 10 MHz Synchronous Step-Down Silent Switcher in 2mm 2mm LQFN Features: Pin Compatible with LTC3307(3A) and LTC3308(4A) High Efficiency: 8m NMOS, 31m PMOS Programmable Frequency 3MHz-10MHz Tiny Inductor and Capacitors Peak Current Mode Control 22ns Minimum On-Time Wide Bandwidth, Fast Transient Response Silent Switcher™ Architecture Ultralow EMI Emissions Low Ripple Burst Mode® Operation with IQ of 40μA Safely Tolerates Inductor Saturation in Overload VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN VOUT Accuracy: ±1% Over Temperature Range Precision 400mV Enable Threshold, 1μA in Shutdown Power Good, Internal Compensation and Soft Start Thermally Enhanced 2mm × 2mm LQFN Package AEC-Q100 Qualified for Automotive Applications

5V, 12.5A Synchronous Step-Down Silent Switcher 2 in 3mm x 3mm LQFN Features: Pin Compatible with LTC3310/LTC3310S and LTC3311 Silent Switcher®2 Architecture:Ultralow EMI Emissions High Efficiency4.5mΩ NMOS & 16mΩ PMOS Wide Bandwidth, Fast Transient Response Safely Tolerates Inductor Saturation in Overload VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN VOUT Accuracy: ±1% with Remote Sense Peak Current Mode Control Minimum On-Time: 35ns Programmable Frequency to 5MHz Shutdown Current: 1μA Precision 400mV Enable Threshold, 1μA in Shutdown Output Soft-Start with Voltage Tracking Power Good Output Die Temperature Monitor Configurable for Paralleling Power Stages in Forced Continuous Mode Thermally-Enhanced 3mm × 3mm LQFN Package AEC-Q100 Qualified for Automotive Applications

5V, 12.5A Synchronous Step-Down Silent Switcher 2 in 3mm x 3mm LQFN Features: Pin Compatible with LTC3310/LTC3310S and LTC3311 Silent Switcher®2 Architecture:Ultralow EMI Emissions High Efficiency4.5mΩ NMOS & 16mΩ PMOS Wide Bandwidth, Fast Transient Response Safely Tolerates Inductor Saturation in Overload VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN VOUT Accuracy: ±1% with Remote Sense Peak Current Mode Control Minimum On-Time: 35ns Programmable Frequency to 5MHz Shutdown Current: 1μA Precision 400mV Enable Threshold, 1μA in Shutdown Output Soft-Start with Voltage Tracking Power Good Output Die Temperature Monitor Configurable for Paralleling Power Stages in Forced Continuous Mode Thermally-Enhanced 3mm × 3mm LQFN Package AEC-Q100 Qualified for Automotive Applications

Dual 5V, 2A Synchronous Step-Down DC/DCs in Tiny LQFN and WLCSP Features: Dual Outputs Each with 2A Output Current High Efficiency: 19mΩ NMOS and 75mΩ PMOS Wide Bandwidth, Fast Transient Response Switching Frequency Synchronizable Up to 3MHz VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN VOUT Accuracy: ±1% Low Ripple Burst Mode® Operation Peak Current Mode Control Minimum On-Time: 25ns Safely Tolerates Inductor Saturation in Overload Shutdown Current: 1.2µA Precision 400mV Enable Thresholds Internal Soft-Start and Compensation Power Good Output Low Profile, Thermally Enhanced 12-Lead 2mm × 2mm × 0.74mm LQFN and 16-Ball 1.64mm × 1.64mm × 0.5mm WLCSP Packages AEC-Q100 Qualified for Automotive Applications

Dual 5V, 2A Synchronous Step-Down DC/DCs in Tiny LQFN and WLCSP Features: Dual Outputs Each with 2A Output Current High Efficiency: 19mΩ NMOS and 75mΩ PMOS Wide Bandwidth, Fast Transient Response Switching Frequency Synchronizable Up to 3MHz VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN VOUT Accuracy: ±1% Low Ripple Burst Mode® Operation Peak Current Mode Control Minimum On-Time: 25ns Safely Tolerates Inductor Saturation in Overload Shutdown Current: 1.2µA Precision 400mV Enable Thresholds Internal Soft-Start and Compensation Power Good Output Low Profile, Thermally Enhanced 12-Lead 2mm × 2mm × 0.74mm LQFN and 16-Ball 1.64mm × 1.64mm × 0.5mm WLCSP Packages AEC-Q100 Qualified for Automotive Applications

Dual 5V, 2A Synchronous Step-Down DC/DCs in 2mm 2mm LQFN Features: Dual Outputs Each with 2A Output Current High Efficiency: 19mΩ NMOS and 75mΩ PMOS Wide Bandwidth, Fast Transient Response Switching Frequency Synchronizable Up to 10MHz VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN VOUT Accuracy: ±1% Low Ripple Burst Mode® Operation Peak Current Mode Control Minimum On-Time: 25ns Safely Tolerates Inductor Saturation in Overload Shutdown Current: 1.2µA Precision 400mV Enable Thresholds Internal Soft-Start and Compensation Power Good Output Low Profile, Thermally Enhanced 12-Lead 2mm × 2mm × 0.74mm LQFN Package AEC-Q100 Qualified for Automotive Applications

Dual 5V, 2A Synchronous Step-Down DC/DCs in 2mm 2mm LQFN Features: Dual Outputs Each with 2A Output Current High Efficiency: 19mΩ NMOS and 75mΩ PMOS Wide Bandwidth, Fast Transient Response Switching Frequency Synchronizable Up to 10MHz VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN VOUT Accuracy: ±1% Low Ripple Burst Mode® Operation Peak Current Mode Control Minimum On-Time: 25ns Safely Tolerates Inductor Saturation in Overload Shutdown Current: 1.2µA Precision 400mV Enable Thresholds Internal Soft-Start and Compensation Power Good Output Low Profile, Thermally Enhanced 12-Lead 2mm × 2mm × 0.74mm LQFN Package AEC-Q100 Qualified for Automotive Applications

Dual 5V, 2A Synchronous Step-Down DC/DCs in 2mm 2mm LQFN Features: Dual Outputs Each with 2A Output Current High Efficiency: 19mΩ NMOS and 75mΩ PMOS Wide Bandwidth, Fast Transient Response Switching Frequency Synchronizable Up to 10MHz VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN VOUT Accuracy: ±1% Low Ripple Burst Mode® Operation Peak Current Mode Control Minimum On-Time: 25ns Safely Tolerates Inductor Saturation in Overload Shutdown Current: 1.2µA Precision 400mV Enable Thresholds Internal Soft-Start and Compensation Power Good Output Low Profile, Thermally Enhanced 12-Lead 2mm × 2mm × 0.74mm LQFN Package AEC-Q100 Qualified for Automotive Applications

Dual 5V, 2A Synchronous Step-Down DC/DCs in 2mm 2mm LQFN Features: Dual Outputs Each with 2A Output Current High Efficiency: 19mΩ NMOS and 75mΩ PMOS Wide Bandwidth, Fast Transient Response Switching Frequency Synchronizable Up to 10MHz VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN VOUT Accuracy: ±1% Low Ripple Burst Mode® Operation Peak Current Mode Control Minimum On-Time: 25ns Safely Tolerates Inductor Saturation in Overload Shutdown Current: 1.2µA Precision 400mV Enable Thresholds Internal Soft-Start and Compensation Power Good Output Low Profile, Thermally Enhanced 12-Lead 2mm × 2mm × 0.74mm LQFN Package AEC-Q100 Qualified for Automotive Applications

Dual 5V, 2A Synchronous Step-Down DC/DCs in 2mm 2mm LQFN Features: Dual Outputs Each with 2A Output Current High Efficiency: 19mΩ NMOS and 75mΩ PMOS Wide Bandwidth, Fast Transient Response Switching Frequency Synchronizable Up to 10MHz VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN VOUT Accuracy: ±1% Low Ripple Burst Mode® Operation Peak Current Mode Control Minimum On-Time: 25ns Safely Tolerates Inductor Saturation in Overload Shutdown Current: 1.2µA Precision 400mV Enable Thresholds Internal Soft-Start and Compensation Power Good Output Low Profile, Thermally Enhanced 12-Lead 2mm × 2mm × 0.74mm LQFN Package AEC-Q100 Qualified for Automotive Applications

Dual 5V, 2A Synchronous Step-Down DC/DCs in 2mm 2mm LQFN Features: Dual Outputs Each with 2A Output Current High Efficiency: 19mΩ NMOS and 75mΩ PMOS Wide Bandwidth, Fast Transient Response Switching Frequency Synchronizable Up to 10MHz VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN VOUT Accuracy: ±1% Low Ripple Burst Mode® Operation Peak Current Mode Control Minimum On-Time: 25ns Safely Tolerates Inductor Saturation in Overload Shutdown Current: 1.2µA Precision 400mV Enable Thresholds Internal Soft-Start and Compensation Power Good Output Low Profile, Thermally Enhanced 12-Lead 2mm × 2mm × 0.74mm LQFN Package AEC-Q100 Qualified for Automotive Applications

Dual 5V, 2A Synchronous Step-Down DC/DCs in 2mm 2mm LQFN Features: Dual Outputs Each with 2A Output Current High Efficiency: 19mΩ NMOS and 75mΩ PMOS Wide Bandwidth, Fast Transient Response Switching Frequency Synchronizable Up to 10MHz VIN Range: 2.25V to 5.5V VOUT Range: 0.5V to VIN VOUT Accuracy: ±1% Low Ripple Burst Mode® Operation Peak Current Mode Control Minimum On-Time: 25ns Safely Tolerates Inductor Saturation in Overload Shutdown Current: 1.2µA Precision 400mV Enable Thresholds Internal Soft-Start and Compensation Power Good Output Low Profile, Thermally Enhanced 12-Lead 2mm × 2mm × 0.74mm LQFN Package AEC-Q100 Qualified for Automotive Applications

Nanopower Buck-Boost DC/DC with Integrated Coulomb Counter Features:680nA Input Quiescent Current (Output in Regulation at No Load)1.8V to 5.5V Input Operating RangeSelectable Output Voltages of 1.8V, 2.5V, 2.8V, 3V, 3.3V, 3.6V, 4.5V, 5VIntegrated Coulomb Counter Measures Accumulated Battery Discharge±5% Battery Discharge Measurement AccuracyProgrammable Peak Input Current of 5mA, 10mA, 15mA, 25mA, 50mA, 100mA, 150mA, 250mAUp to 50mA of Output CurrentUp to 90% EfficiencyProgrammable Coulomb Counter Prescaler for Wide Range of Battery SizesProgrammable Discharge Alarm ThresholdI2C InterfaceLow Profile (0.75mm) 20-Lead (3mm × 4mm) QFN Package

4-Channel 8A Configurable Buck DC/DCs with Watchdog and Power-On Reset Features: 8 × 1A Buck Power Stages Configurable as 2, 3 or 4 Output Channels 8 Unique Output Configurations (1A to 4A Per Channel) Independent VIN Supplies for Each DC/DC (2.25V to 5.5V) Low Total No Load Supply Current: 15μA In Shutdown (All Channels Off) 68μA One Channel Active in Burst Mode® Operation 18μA Per Additional Channel Precision Enable Pin Thresholds for Autonomous Sequencing 1MHz to 3MHz RT Programmable Frequency (2MHz Default) or PLL Synchronization Temp Monitor Indicates Die Temperature CT Programmed Watchdog Timer Independent RST Pins Indicate Buck in Regulation Thermally Enhanced 38-Lead 5mm × 7mm QFN and TSSOP Packages

4-Channel 8A Configurable Buck DC/DCs with Watchdog and Power-On Reset Features: 8 × 1A Buck Power Stages Configurable as 2, 3 or 4 Output Channels 8 Unique Output Configurations (1A to 4A Per Channel) Independent VIN Supplies for Each DC/DC (2.25V to 5.5V) Low Total No Load Supply Current: 15μA In Shutdown (All Channels Off) 68μA One Channel Active in Burst Mode® Operation 18μA Per Additional Channel Precision Enable Pin Thresholds for Autonomous Sequencing 1MHz to 3MHz RT Programmable Frequency (2MHz Default) or PLL Synchronization Temp Monitor Indicates Die Temperature CT Programmed Watchdog Timer Independent RST Pins Indicate Buck in Regulation Thermally Enhanced 38-Lead 5mm × 7mm QFN and TSSOP Packages