1.5MHz, 600mA Synchronous Step-Down Regulator in ThinSOT Features: High Efficiency: Up to 96% Very Low Quiescent Current: Only 20µA During Operation 600mA Output Current 2.5V to 5.5V Input Voltage Range 1.5MHz Constant Frequency Operation No Schottky Diode Required Low Dropout Operation: 100% Duty Cycle 0.6V Reference Allows Low Output Voltages Shutdown Mode Draws ≤1µA Supply Current Current Mode Operation for Excellent Line and Load Transient Response Overtemperature Protected Low Profile (1mm) ThinSOT™ Package

1kHz-3GHz High Signal Level Active Mixer Features: Broadband RF, LO and IF Operation High Input IP3: >20dBm from 30MHz to 900MHz +17dBm at 1900MHz Typical Conversion Gain: 1dB SSB Noise Figure: 11dB at 900MHz 14dB at 1900MHz Integrated LO Buffer: Insensitive to LO Drive Level Single-Ended or Differential LO Drive High LO-RF Isolation Enable Function 4.5V to 5.25V Supply Voltage Range 4mm x 4mm QFN Package

250kHz Low Supply Current High Efficiency 1.5A Switching Regulator Features: 1mA IQ at 250kHz Uses Small Inductors: 15µH All Surface Mount Components Only 0.6 Square Inch of Board Space Low Minimum Supply Voltage: 2.7V Constant Frequency Current Mode Current Limited Power Switch: 1.5A Regulates Positive or Negative Outputs Shutdown Supply Current: 12µA Typ Easy External Synchronization 8-Pin SO or PDIP Packages

Triple Output Power Supply for Small TFT-LCD Displays Features: Generates Three Voltages: 5.1V at 10mA 5V, -10V, or -15V at 500µA 10V or 15V at 500µA Better than 90% Efficiency Low Output Ripple: Less than 5mVP-P Complete 1mm Component Profile Solution Controlled Power-Up Sequence: AVDD/VGL/VGH All Outputs Disconnected and Actively Discharged in Shutdown Low Noise Fixed Frequency Operation Frequency Reduction Input for High Efficiency in Blank Mode Ultralow Quiescent Current: 75µA (Typ) in Scan Mode Available in a 3mm × 3mm 16-Pin QFN Package

3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller Features: 3-Phase Current Mode Controller with Onboard MOSFET Drivers ±5% Output Current Matching Optimizes Thermal Performance and Size of Inductors and MOSFETs Differential Amplifier Accurately Senses VOUT ±1% VREF Accuracy Over Temperature VOUT Range: 0.6V to 5.5V without Diffamp VOUT Range: 0.6V to (VCC – 1.2V) with Diffamp 250kHz to 600kHz Per Phase, PLL, Fixed Frequency PWM, Stage Shedding™ or Burst Mode® Operation OPTI-LOOP® Compensation Minimizes COUT Adjustable Soft-Start Current Ramping Short-Circuit Shutdown Timer with Defeat Option Overvoltage Soft Latch Adjustable Undervoltage Lockout Threshold Selectable Phase Output for Up to 12-Phase Operation Available in 5mm × 5mm QFN and 36-Pin Narrow (0.209') SSOP Packages

3-Phase, 600kHz, Synchronous Buck Switching Regulator Controller Features: 3-Phase Current Mode Controller with Onboard MOSFET Drivers ±5% Output Current Matching Optimizes Thermal Performance and Size of Inductors and MOSFETs Differential Amplifier Accurately Senses VOUT ±1% VREF Accuracy Over Temperature VOUT Range: 0.6V to 5.5V without Diffamp VOUT Range: 0.6V to (VCC – 1.2V) with Diffamp 250kHz to 600kHz Per Phase, PLL, Fixed Frequency PWM, Stage Shedding™ or Burst Mode® Operation OPTI-LOOP® Compensation Minimizes COUT Adjustable Soft-Start Current Ramping Short-Circuit Shutdown Timer with Defeat Option Overvoltage Soft Latch Adjustable Undervoltage Lockout Threshold Selectable Phase Output for Up to 12-Phase Operation Available in 5mm × 5mm QFN and 36-Pin Narrow (0.209') SSOP Packages

Single/Dual Power Supply Margining Controller Features: Margin Voltage Precision <0.4% 400:1 Current Programming Range Symmetric/Asymmetric High and Low Voltage Margining Single Control Pin per Supply-High, Float, Low Single Current Setting Resistor per Supply Wide VCC Compliance 2.3V < VCC < 6V Wide Output Compliance 0.6V < VMARGIN < (VCC - 0.6V) Single in 5-Pin ThinSOT™ (LTC2920-1) Dual in 8-Pin MSOP (LTC2920-2)

Digitally Controlled Programmable Gain Amplifiers in SOT-23 Features: 3-Bit Digital Gain Control in Three Gain-Code Options Rail-to-Rail Input Range Rail-to-Rail Output Swing Single or Dual Supply: 2.7V to 10.5V Total 11MHz Gain Bandwidth Product Input Noise Down to 8nV/√Hz System Dynamic Range to 120dB Input Offset Voltage: 1.5mV 8-Pin Low Profile (1mm) SOT-23 (ThinSOT™) Package

Standalone Linear Li-Ion Battery Charger with Thermal Regulation in ThinSOT Features: Programmable Charge Current Up to 800mA No MOSFET, Sense Resistor or Blocking Diode Required Complete Linear Charger in ThinSOT™ Package for Single Cell Lithium-Ion Batteries Constant-Current/Constant-Voltage Operation with Thermal Regulation* to Maximize Charge Rate Without Risk of Overheating Charges Single Cell Li-Ion Batteries Directly from USB Port Preset 4.2V Charge Voltage with ±1% Accuracy Charge Current Monitor Output for Gas Gauging* Automatic Recharge Charge Status Output Pin C/10 Charge Termination 25µA Supply Current in Shutdown 2.9V Trickle Charge Threshold (LTC4054) Available Without Trickle Charge (LTC4054X) Soft-Start Limits Inrush Current Available in 5-Lead SOT-23 Package

Dual 3mA, 100MHz, 750V/s Operational Amplifier Features: 100MHz Gain Bandwidth Product 750V/µs Slew Rate 3.6mA Maximum Supply Current per Amplifier Tiny 3mm × 3mm × 0.8mm DFN Package 8nV/√Hz Input Noise Voltage Unity-Gain Stable 1.5mV Maximum Input Offset Voltage 4µA Maximum Input Bias Current 400nA Maximum Input Offset Current 40mA Minimum Output Current, VOUT = ±3V ±3.5V Minimum Input CMR, VS = ±5V 30ns Settling Time to 0.1%, 5V Step Specified at ±5V, Single 5V Supplies Operating Temperature Range: –40°C to 85°C