Power, 3V, 16-Bit, 150ksps 1- and 2-Channel ADCs in MSOP Features: 16-Bit 150ksps ADCs in MSOP Package Single 3V Supply Low Supply Current: 450µA (Typ) Auto Shutdown Reduces Supply Current to 10µA at 1ksps True Differential Inputs 1-Channel (LTC1864L) or 2-Channel (LTC1865L) Versions SPI/MICROWIRE™ Compatible Serial I/O 16-Bit Upgrade to 12-Bit LTC1285/LTC1288 Pin Compatible with 12-Bit LTC1860L/LTC1861L No Minimum Data Transfer Rate

Power, 3V, 16-Bit, 150ksps 1- and 2-Channel ADCs in MSOP Features: 16-Bit 150ksps ADCs in MSOP Package Single 3V Supply Low Supply Current: 450µA (Typ) Auto Shutdown Reduces Supply Current to 10µA at 1ksps True Differential Inputs 1-Channel (LTC1864L) or 2-Channel (LTC1865L) Versions SPI/MICROWIRE™ Compatible Serial I/O 16-Bit Upgrade to 12-Bit LTC1285/LTC1288 Pin Compatible with 12-Bit LTC1860L/LTC1861L No Minimum Data Transfer Rate

16-Bit, 8-Channel 200ksps ADCs Features: AEC-Q100 Qualified for Automotive Applications Sample Rate: 200ksps 16-Bit No Missing Codes and ±2LSB Max INL 8-Channel Multiplexer with: Single-Ended or Differential Inputs and Unipolar or Bipolar Conversion Modes SPI/MICROWIRE Serial I/O Signal-to-Noise Ratio: 89dB Single 5V Operation On-Chip or External Reference Low Power: 1.3mA at 200ksps, 0.76mA at 100ksps Sleep Mode Automatic Nap Mode Between Conversions 16-Pin Narrow SSOP Package

16-Bit, 8-Channel 200ksps ADCs Features: AEC-Q100 Qualified for Automotive Applications Sample Rate: 200ksps 16-Bit No Missing Codes and ±2LSB Max INL 8-Channel Multiplexer with: Single-Ended or Differential Inputs and Unipolar or Bipolar Conversion Modes SPI/MICROWIRE Serial I/O Signal-to-Noise Ratio: 89dB Single 5V Operation On-Chip or External Reference Low Power: 1.3mA at 200ksps, 0.76mA at 100ksps Sleep Mode Automatic Nap Mode Between Conversions 16-Pin Narrow SSOP Package

Micropower, 3V, 16-Bit, 8-Channel 175ksps ADCs Features: Pin Compatible with LTC1863/LTC1867 Sample Rate: 175ksps 16-Bit No Missing Codes and ±3LSB Max INL 8-Channel Multiplexer with: Single Ended or Differential Inputs and Unipolar or Bipolar Conversion Modes SPI/MICROWIRE™ Serial I/O 2.7V Guaranteed Supply Voltage True Differential Inputs On-Chip or External Reference Low Power: 750µA at 175ksps, 300µA at 50ksps Sleep Mode Automatic Nap Mode Between Conversions 16-Pin Narrow SSOP Package AEC-Q100 Qualified for Automotive Application

High Input Voltage, Current Mode Boost, Flyback and SEPIC Controller Features: Optimized for High Input Voltage Applications Wide Chip Supply Voltage Range: 6V to 36V Internal 7V Low Dropout Voltage Regulator Optimized for 6V-Rated MOSFETs Current Mode Control Provides Excellent Transient Response High Maximum Duty Cycle (92% Typ) ±2% RUN Pin Threshold with 100mV Hysteresis ±1% Internal Voltage Reference Micropower Shutdown: IQ = 10µA Programmable Operating Frequency (50kHz to 1MHz) with One External Resistor Synchronizable to an External Clock Up to 1.3 × fOSC User-Controlled Pulse Skip or Burst Mode® Operation Output Overvoltage Protection Can be Used in a No RSENSE™ Mode for VDS < 36V Small 10-Lead MSOP Package

Dual 550kHz Synchronous 2-Phase Switching Regulator Controller with 5-Bit VID Features: Two Independent PWM Controllers in One Package Side 1 Output Is Compliant with Intel Desktop VRM 8.4 Specifications (Includes 5-Bit VID DAC) 1.3V to 3.5V Output Voltage with 50mV/100mV Steps Two Sides Run Out-of-Phase to Minimize CIN All N-Channel External MOSFET Architecture No External Current Sense Resistors Required Precison Internal 0.8V ±1% Reference 550kHz Switching Frequency Minimizes External Component Size Very Fast Transient Response Up to 25A Output Current per Channel Low Shutdown Current: < 100µA Small 28-Pin SSOP Package

SMBus Dual High-Side Switch Controller Features: SMBus and I2C Compatible Built-In Charge Pumps Drive N-Channel Switches 16 Available Switches on the Same Bus 0.6V VIL and 1.4V VIH for DATA and CLK Available in 8-Lead MSOP and S0 Packages Low Standby Current: 14µA Eight Addresses from Two Three-State Address Pins Internal Power-On Reset Timer Internal Undervoltage Lockout No Need for External Pull-Up Resistors at Output No Need for Secondary Power Source

SMBus Dual High-Side Switch Controller Features: SMBus and I2C Compatible Built-In Charge Pumps Drive N-Channel Switches 16 Available Switches on the Same Bus 0.6V VIL and 1.4V VIH for DATA and CLK Available in 8-Lead MSOP and S0 Packages Low Standby Current: 14µA Eight Addresses from Two Three-State Address Pins Internal Power-On Reset Timer Internal Undervoltage Lockout No Need for External Pull-Up Resistors at Output No Need for Secondary Power Source

No RSENSE Current Mode Synchronous Step-Down Switching Regulator Features: Highest Efficiency Current Mode Controller No Sense Resistor Required Stable High Current Operation Dual N-Channel MOSFET Synchronous Drive Wide VIN Range: 3.7V to 36V Wide VOUT Range: 1.19V to VIN ±1% 1.19V Reference Programmable Fixed Frequency with Injection Lock Very Low Drop Out Operation: 99% Duty Cycle Forced Continuous Mode Control Pin Optional Programmable Soft Start Pin Selectable Output Voltage Foldback Current Limit Output Overvoltage Protection Logic Controlled Micropower Shutdown: IQ < 30µA Available in 16-Lead Narrow SSOP and SO Packages

No RSENSE Current Mode Synchronous Step-Down Switching Regulator Features: Highest Efficiency Current Mode Controller No Sense Resistor Required Stable High Current Operation Dual N-Channel MOSFET Synchronous Drive Wide VIN Range: 3.7V to 36V Wide VOUT Range: 1.19V to VIN ±1% 1.19V Reference Programmable Fixed Frequency with Injection Lock Very Low Drop Out Operation: 99% Duty Cycle Forced Continuous Mode Control Pin Optional Programmable Soft Start Pin Selectable Output Voltage Foldback Current Limit Output Overvoltage Protection Logic Controlled Micropower Shutdown: IQ < 30µA Available in 16-Lead Narrow SSOP and SO Packages

Monolithic Synchronous Step-Down Switching Regulator Features: High Efficiency: Up to 96% Constant Frequency 350kHz Operation 2.65V to 8.5V VIN Range VOUT from 0.8V to VIN, IOUT to 500mA No Schottky Diode Required Synchronizable Up to 525kHz Selectable Burst Mode™ Operation Low Dropout Operation: 100% Duty Cycle Precision 2.5V Undervoltage Lockout Secondary Winding Regulation Current Mode Operation for Excellent Line and Load Transient Response Low Quiescent Current: 200µA Shutdown Mode Draws Only 15µA Supply Current ±1.5% Reference Accuracy Available in 8-Lead SO Package

High Efficiency, 2-Phase Synchronous Step-Down Switching Regulator Features: Out-of-Phase Controllers Reduce Required Input Capacitance and Power Supply Induced Noise OPTI-LOOP® Compensation Minimizes COUT Dual N-Channel MOSFET Synchronous Drive ±1% Output Voltage Accuracy Power Good Output Voltage Monitor (LTC1628-PG) DC Programmed Fixed Frequency 150kHz to 300kHz Wide VIN Range: 3.5V to 36V Operation Very Low Dropout Operation: 99% Duty Cycle Adjustable Soft-Start Current Ramping Foldback Output Current Limiting Latched Short-Circuit Shutdown with Defeat Option Output Overvoltage Protection Remote Output Voltage Sense Low Shutdown IQ: 20µA 5V and 3.3V Standby Regulators Small 28-Lead SSOP Package Selectable Constant Frequency or Burst Mode® Operation Available in 5mm × 5mm QFN and 28-Pin SSOP Packages

PolyPhase, High Efficiency, Synchronous Step-Down Switching Regulator Features: Dual Controller Operates from One to Twelve Phases Reduces Required Input Capacitance and Power Supply Induced Noise Current Mode Control Ensures Current Sharing Phase-Lockable Fixed Frequency: 150kHz to 300kHz 1.8MHz Effective Switching Frequency True Remote Sensing Differential Amplifier OPTI-LOOP™ Compensation Reduces COUT ±1% Output Voltage Accuracy Power Good Output Voltage Monitor (LTC1629-PG) Wide VIN Range: 4V to 36V Operation Very Low Dropout Operation: 99% Duty Cycle Adjustable Soft-Start Current Ramping Internal Current Foldback Plus Shutdown Timer Overvoltage Soft-Latch Eliminates Nuisance Trips Micropower Shutdown Available in 28-Lead SSOP Package

PolyPhase, Synchronous Step-Down Switching Regulator Features: Reduces Required Input Capacitance and Power Supply Induced Noise True Remote Sensing Differential Amplifier 0.6V, ±1% Voltage Reference Accuracy PolyPhase Controller Operates from Two to Twelve Phases Current Mode Control Ensures Current Sharing Phase-Lockable Fixed Frequency: 150kHz to 300kHz 1.8MHz Effective Switching Frequency Capability OPTI-LOOP® Compensation Reduces COUT Power Good Output Voltage Monitor Wide VIN Range: 4V to 36V Operation Very Low Dropout Operation: 99% Duty Cycle Adjustable Soft-Start Current Ramping Internal Current Foldback Plus Shutdown Timer Overvoltage Soft-Latch Eliminates Nuisance Trips Micropower Shutdown Available in 28-Lead SSOP Package

Hot Swap Controller Features: Adjustable Undervoltage and Overvoltage Protection Foldback Current Limit Adjustable Current Limit Time-Out VCC: 2.97V to 16.5V Normal Operation, Protected Against Surges to 33V Single Channel NFET Driver Latch Off or Automatic Retry on Current Fault Driver for SCR Crowbar on Overvoltage Adjustable Reset Timer Reference Output with Uncommitted Comparator 16-Pin SSOP Package

PCI-Bus Hot Swap Controller Features: Allows Safe Board Insertion and Removal from a Live PCI Slot Works on either a Motherboard (LTC1643AH) or CompactPCI™ Card (LTC1643AL/LTC1643AL-1) Controls –12V, 3.3V, 5V, 12V Supplies Programmable Foldback Current Limit with Circuit Breaker User-Programmable Supply Voltage Power-Up Rate High Side Drive for External N-Channels MOSFETs –12V and 12V On-Chip Switches Fault and Power-Good Outputs Available in a Narrow 16-Lead SSOP Package

PCI-Bus Hot Swap Controller Features: Allows Safe Board Insertion and Removal from a Live PCI Slot Works on either a Motherboard (LTC1643AH) or CompactPCI™ Card (LTC1643AL/LTC1643AL-1) Controls –12V, 3.3V, 5V, 12V Supplies Programmable Foldback Current Limit with Circuit Breaker User-Programmable Supply Voltage Power-Up Rate High Side Drive for External N-Channels MOSFETs –12V and 12V On-Chip Switches Fault and Power-Good Outputs Available in a Narrow 16-Lead SSOP Package

Dual-Channel Hot Swap Controller/Power Sequencer Features: Allows Safe Board Insertion and Removal from a Live Backplane Programmable Power Supply Sequencing Programmable Electronic Circuit Breaker User-Programmable Supply Voltage Power-Up and Power-Down Rate High Side Drivers for External N-Channel FETs Controls Supply Voltages from 1.2V to 12V Ensures Proper Power-Up Behavior Undervoltage Lockout Glitch Filter Protects Against Spurious RESET Signals 8- and 14-Pin SO Packages

Dual-Channel Hot Swap Controller/Power Sequencer Features: Allows Safe Board Insertion and Removal from a Live Backplane Programmable Power Supply Sequencing Programmable Electronic Circuit Breaker User-Programmable Supply Voltage Power-Up and Power-Down Rate High Side Drivers for External N-Channel FETs Controls Supply Voltages from 1.2V to 12V Ensures Proper Power-Up Behavior Undervoltage Lockout Glitch Filter Protects Against Spurious RESET Signals 8- and 14-Pin SO Packages