Ultralow Noise 2A Switching Regulator Features: Greatly Reduced Conducted and Radiated EMI Low Switching Harmonic Content Independent Control of Switch Voltage and Current Slew Rates 2A Current Limited Power Switch Regulates Positive and Negative Voltages 20kHz to 250kHz Oscillator Frequency Easily Synchronized to External Clock Wide Input Voltage Range: 2.7V to 23V Low Shutdown Current: 12µA Typical Easier Layout than with Conventional Switchers

Power Management IC Development Tools LT4276C/LT4321 Demo Board PoE (13W, 5V/2.3A) PD with Flyback DC/DC and Ideal Diode Bridge

Non-Isolated PoL Module DC DC Converter 4 Output 0.6 ~ 5.5V 0.6 ~ 5.5V 0.6 ~ 5.5V 0.6 ~ 5.5V 4A, 4A, 4A, 4A 4V - 14V Input

Power Management IC Development Tools LTC3129-1 Demo Board 2.42V to 15V Input to 5V out at 200mA.

Supervisory Circuits Cascadable Super Sequencer w/ Margin con

600 mA, Ultralow Noise, High PSRR, RF Linear Regulator Features: Input voltage range: 2.3 V to 5.5 V Output voltage range: 1.2 V to 3.4 V Maximum load current: 600 mA Low noise 0.9 μV rms total integrated noise from 100 Hz to 100 kHz 1.6 μV rms total integrated noise from 10 Hz to 100 kHz Noise spectral density: 1.5 nV/√Hz from 10 kHz to 1 MHz PSRR: >90 dB from 200 Hz to 200 kHz; 57 dB at 1 MHz Dropout voltage: 120 mV typical at VOUT = 3.3 V, IOUT = 600 mA Initial accuracy: ±0.5% Accuracy over line, load, and temperature: −2.0% (minimum), +1.5% (maximum) Quiescent current, IGND = 4 mA at no load Low shutdown current: 0.2 μA Stable with a 10 μF ceramic output capacitor 8-lead LFCSP and 8-lead SOIC packages Precision enable Supported by ADIsimPower tool

Precision Wide-range (3 nA - 3 mA) High-Side Current Mirror Features: Accurately mirrors input current (1:1 ratio) over 6 decades - enables monitoring at low signal levels  Linearity 1% from 3 nA to 3 mA Stable mirror input voltage Voltage held 1 V below supply using internal reference or may be set externally providing greater flexibility in design Adjustable input current limit provides protection to the connected photodiode 2.7 V to 8 V single-supply operation Miniature 8-lead chip scale package (LFCSP 2 mm × 3 mm) saves valuable board space

Microprocessor Supervisory in SOT-23 with Active High and Low Push-Pull Output Features: Reliable Low Cost Voltage Monitor with Reset Output Suitable for Monitoring 2.5 V, 3 V, 3.3 V, and 5 V Power Supply Voltages Reset Threshold Levels: 4.62 V, 4.35 V, 3.06 V, 2.88 V, 2.55 V, 2.31 V, and 2.18 V (Typ)Initialize Microprocessor Systems with Added Safety Open-Drain Output Choices (ADM1811, ADM1813, ADM1816, and ADM1818) Can Be Used with a Manual Push-Button to Generate a Reset (ADM1813, ADM1818) Available in 3-Lead SOT-23 and SC70 Packages Active High and Low Push-Pull Output Choices (ADM1810, ADM1812, ADM1815, and ADM1817)

Microprocessor Supervisor with Backup Battery Switchover, Adjustable Reset and Watchdog Periods, Chip Enable Signals, 4.65V Threshold Voltage, Watchdog, Battery Backup and Low VCC Status O/Ps and 250mA Output Current Features: Low Power Consumption: Precision Voltage Monitor ±2% Tolerance on ADM800L/M Reset Time Delay—200 ms, or Adjustable 1 µA Standby Current Automatic Battery Backup Power Switching Fast Onboard Gating of Chip Enable Signals Also Available in TSSOP Package (ADM691A)

Microprocessor Supervisor with Backup Battery Switchover, Watchdog Feature, Power Fail Warning, 4.4V Threshold Voltage, 250mA Output Current Features: Low Power Consumption Precision Voltage Monitor ±2% Tolerance on ADM800L/M Reset Time Delay—200 ms, or Adjustable 1 µA Standby Current Automatic Battery Backup Power Switching Fast Onboard Gating of Chip Enable Signals Also Available in TSSOP Package (ADM691A)