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)

6.5 V, 2 A, Ultralow Noise, High PSRR, Fast Transient Response CMOS LDO Features: Download ADM7172-KGD Data Sheet. Available as Known Good Die and fully guaranteed to data sheet specifications. Input voltage range: 2.3 V to 6.5 V Maximum load current: 2 A Low noise: 5 µV rms independent of output voltage at 100 Hz to 100 kHz Fast transient response: 1.5 μs for 1 mA to 1.5 A load step 60 dB PSRR at 100 kHz Low dropout voltage: 172 mV at 2 A load, VOUT = 3 V Initial accuracy: −0.5% (minimum), +1% (maximum) Accuracy over line, load, and temperature: ±1.5% Quiescent current, IGND = 0.7 mA with no load Low shutdown current: 0.25 μA at VIN = 5 V Stable with small 4.7 µF ceramic output capacitor Adjustable and fixed output voltage options: 1.2 V to 5.0 V Adjustable output from 1.2 V to VIN − VDO Precision enable Adjustable soft start 8-lead 3 mm × 3 mm LFCSP package Supported by ADIsimPower™ tool

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

Switching Voltage Regulators High Eff Step Down Sync Reg 6V 5A

Switching Voltage Regulators 800mA Buck AdjVoutt

Precision Micropower Shunt Mode Voltage Reference Applications (2.048 Vout) Features: Ultracompact SC70 and SOT-23 packages Low temperature coefficient: 75 ppm/°C (maximum) Pin compatible with LM4040/LM4050 Initial accuracy: ±0.1% No external capacitor required Wide operating current range: 50 µA to 15 mA Extended temperature range: −40°C to +125°C Qualified for automotive applications

Supervisory Circuits Watchdog Supervisor - IC.